Heatilator NNXT3933I & 4236I Installation Manual

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Heatilator NNXT3933I & 4236I Installation Manual | Manualzz

Owner’s Manual

Installation and Operation

Model(s):

NNXT4236I, NNXT4236IL

NNXT3933I, NNXT3933IL

CAUTION

DO NOT DISCARD THIS MANUAL

• Important operating and maintenance instructions included.

• Read, understand and follow these instructions for safe installation and operation.

• Leave this manual with party responsible for use and operation.

WARNING

If the information in these instructions is not followed exactly, a

fi

re may result causing property damage, personal injury, or death.

• Do not store or use gasoline or other

fl

ammable vapors and liquids in the vicinity of this or any other appliance.

• What to do if you smell gas:

- Do not try to light any appliance.

- Do not touch any electrical switch. Do not use any phone in your building.

- Immediately call your gas supplier from a neighbor’s phone. Follow the gas supplier’s instructions.

- If you cannot reach your gas supplier, call the

fi

re department.

• Installation and service must be performed by a quali

fi

ed installer, service agency, or the gas supplier.

In the Commonwealth of Massachusetts installation must be performed by a licensed plumber or gas fi

tter;

See Table of Contents for location of additional

Commonwealth of Massachusetts requirements.

WARNING

HOT GLASS

WILL

CAUSE BURNS.

DO NOT TOUCH GLASS

UNTIL COOLED.

NEVER ALLOW CHILDREN

TO TOUCH GLASS.

A barrier designed to reduce the risk of burns from the hot viewing glass is provided with this appliance and shall be installed.

This appliance may be installed as an OEM installation in manufactured home (USA only) or mobile home and must be installed in accordance with the manufacturer’s instructions and the

Manufactured Home Construction and Safety

Standard, Title 24 CFR, Part 3280 in the United

States, or the Standard for Installation in Mobile

Homes, CAN/CSA Z240 MH Series, in Canada.

This appliance is only for use with the type(s) of gas indicated on the rating plate. This appliance is not convertible for use with other gases, unless a certi

fi

ed kit is used.

Installation and service of this appliance should be performed by qualified personnel. Hearth & Home

Technologies suggests NFI certi fi

ed or factory-trained professionals, or technicians supervised by an NFI certi fi

ed professional.

Heatilator • Novus NNXT • 4055-879 • Rev. U • 3/14 1

Read this manual before installing or operating this appliance.

Please retain this owner’s manual for future reference.

A. Congratulations

Congratulations on selecting a Heatilator gas fi

replace, an elegant and clean alternative to wood burning fi

replaces.

The Heatilator gas fi

replace you have selected is designed to provide the utmost in safety, reliability, and ef fi

ciency.

As the owner of a new fi

replace, you’ll want to read and carefully follow all of the instructions contained in this owner’s manual. Pay special attention to all cautions and warnings.

This owner’s manual should be retained for future reference.

We suggest that you keep it with your other important documents and product manuals.

The information contained in this owner’s manual, unless noted otherwise, applies to all models and gas control systems.

Your new Heatilator gas fi

replace will give you years of durable use and trouble-free enjoyment. Welcome to the

Heatilator family of fi

replace products!

Homeowner Reference Information

We recommend that you record the following pertinent information about your fi

replace.

Model Name: ___________________________________________ Date purchased/installed: __________________

Serial Number: __________________________________________ Location on fi

replace: _____________________

Dealership purchased from: _______________________________ Dealer Phone: __________________________

Notes: _______________________________________________________________________________________

_____________________________________________________________________________________________

2

Listing Label Information/Location

The model information regarding your speci fi

c fi

replace can be found on the rating plate usually located in the control area of the fi

replace.

Type of Gas

Gas and Electric

Information

Heatilator, a brand of Hearth & Home Technologies

7571 215th Street West, Lakeville, MN 55044

((

Not

Ne for use solid fuel.

pas entre fuel.

entre utilise avec un solide).

Type of Gas (Sorte Gaz) ::

N ATURAL

This in appliance must the USA locaux ou, installed in

B149 installation en l’absence codes. tels reglements, with local

(Installer reglements, selon les codes if any; not, follow les codes

Z223.1

ou reglements

CAN/CGA-B149.)

ANSI Z21XX-XXXX · · CSA

Minimum Permissible Gas Supply for of Input Adjustment.

Approved Minimum (De Acceptable 0.0 in w.c.

(Po. d’eau)

Maximum Pressure (Pression) 0.0 in w.c.

(Po.

Maximum Manifold Pressure (Pression) 0.0 in w.c.

(Po.

Minimum Manifold Pressure (Pression) 0.0 in w.c.

(Po. d’eau)

Total Electrical Requirements: 000Vac, than 00 Amperes

MADE USA

ALTITUDE:

MAX. BTUH: 00,000

MIN. INPUT BTUH:

ORIFICE SIZE:

Model:

(Modele):

Serial

(Serie):

Model Number

Serial Number

Heatilator • Novus NNXT • 4055-879 • Rev. U • 3/14

Safety Alert Key:

• DANGER! Indicates a hazardous situation which, if not avoided will result in death or serious injury.

• WARNING! Indicates a hazardous situation which, if not avoided could result in death or serious injury.

• CAUTION!

Indicates a hazardous situation which, if not avoided, could result in minor or moderate injury.

• NOTICE: Used to address practices not related to personal injury.

A. Congratulations

B. Limited Lifetime Warranty

1 Listing and Code Approvals

A. Appliance Certi fi

cation

B. Glass Speci fi

cations

C. BTU Speci fi

cations

D. High Altitude Installations

E. Non-Combustible Materials Speci fi

cation

F. Combustible Materials Speci fi

cation

G. Electrical Codes

H. Requirements for the Commonwealth of Massachusetts

User Guide

2 Operating Instructions

A. Gas Fireplace Safety

B. Your Fireplace

C. Fan Kit (optional)

D. Clear Space

E. Decorative Doors and Fronts

F. Fixed Glass Assembly

10

10

G. Remote Controls, Wall Controls and Wall Switches 10

H. IPI Battery Tray/Battery Installation

10

10

9

9

I. Control Module Operation

J. Before Lighting Fireplace

K. Lighting Instructions (IPI)

L. After Fireplace is Lit

M. Frequently Asked Questions

11

11

11

12

13

13

3 Maintenance and Service

A. Maintenance Tasks-Homeowner 14

B. Maintenance Tasks-Quali fi

ed Service Technician 15

Installer Guide

4 Getting Started

A. Typical Appliance System

B. Design and Installation Considerations

C. Tools and Supplies Needed

D. Inspect Appliance and Components

5 Framing and Clearances

A. Select Appliance Location

B. Construct the Appliance Chase

C. Clearances

D. Mantel and Wall Projections

6 Termination Locations

A. Vent Termination Minimum Clearances

Table of Contents

7

7

7

7

7

7

7

18

19

20

21

16

17

17

17

2

5

8

22

7 Vent Information and Diagrams

A. Approved Pipe

B. Vent Table Key

C. Use of Elbows

D. Measuring Standards

E. Vent Diagrams

8 Vent Clearances and Framing

A. Pipe Clearances to Combustibles

B. Wall Penetration Framing

C. Install the Ceiling Firestop

D. Install Attic Insulation Shield

9 Appliance Preparation

A. Top Vent

B. Rear Vent

C. Secure and Level the Appliance

10 Install Vent Pipe

A. Assemble Vent Sections (DVP Only)

B. Assemble Vent Sections (SLP Only)

C. Assemble Slip Sections

D. Secure the Vent Sections

E. Disassemble Vent Sections 42

F. Install Decorative Ceiling Components (SLP only) 43

G. Install Metal Roof Flashing

H. Assemble and Install Storm Collar

40

41

41

42

44

44

I. Install Vertical Termination Cap 45

J. Install Decorative Wall Components (SLP only) 45

K. Heat Shield Requirements for Horizontal

Termination

L. Install Horizontal Termination Cap

45

46

37

38

39

35

35

36

36

24

24

24

24

25

11 Shrouds

A. HHT Shrouds

B. Field Constructed Shrouds

12 Gas Information

A. Fuel Conversion

B. Gas Pressure

C. Gas Connection

D. High Altitude Installations

13 Electrical Information

A. Wiring Requirements

B. Intelli fi

re Plus™ Ignition System Wiring

C. Optional Accessories Requirements

D. Electrical Service and Repair

E. Junction Box Installation

F. Wall Switch Installation for Fan (Optional)

G. Remote Control Installation & Operations

14 Finishing

A. Mantel and Wall Projections

B. Facing Material

47

47

57

58

49

49

49

49

52

52

53

50

50

50

51

Heatilator • Novus NNXT • 4055-879 • Rev. U • 3/14 3

15 Appliance Setup

A. Remove the Packaging

B. Remove Screen Package Assembly

C. Remove the Shipping Materials

D. Removing Fixed Glass Assembly

E. Remove Top Log Pack

F. Remove Packing Material

G. Clean the Appliance

H. Accessories

I. Place the Rockwool

J. Place the Lava Rock

K. Place the Vermiculite

L. Assemble Logs

M. Replacing Fixed Glass Assembly

N. Air Shutter Setting

O. Remove Screen Protector

P. Unpackage the Hood

Q. Install Hood

R. Install Control Heat Shield

S. Close the Screen Assembly

16 Troubleshooting

A. Intelli fi

re Plus™ Intermittent Ignition System

17 Reference Materials

A. Appliance Dimension Diagram

B. Vent Components Diagrams

C. Service Parts

D. Optional Components

E. Contact Information

61

61

62

62

60

60

60

60

62

62

63

59

59

60

60

59

59

59

59

64

66

67

75

79

80

4

 = Contains updated information.

Heatilator • Novus NNXT • 4055-879 • Rev. U • 3/14

B. Limited Lifetime Warranty

Hearth & Home Technologies

LIMITED LIFETIME WARRANTY

Hearth & Home Technologies, on behalf of its hearth brands (”HHT”), extends the following warranty for HHT gas, wood, pellet, coal and electric hearth appliances that are purchased from an HHT authorized dealer.

WARRANTY COVERAGE:

HHT warrants to the original owner of the HHT appliance at the site of installation, and to any transferee taking ownership of the appliance at the site of installation within two years following the date of original purchase, that the HHT appliance will be free from defects in materials and workmanship at the time of manufacture. After installation, if covered components manufactured by HHT are found to be defective in materials or workmanship during the applicable warranty period,

HHT will, at its option, repair or replace the covered components. HHT, at its own discretion, may fully discharge all of its obligations under such warranties by replacing the product itself or refunding the verified purchase price of the product itself. The maximum amount recoverable under this warranty is limited to the purchase price of the product. This warranty is subject to conditions, exclusions and limitations as described below.

WARRANTY PERIOD:

Warranty coverage begins on the date of original purchase. In the case of new home construction, warranty coverage begins on the date of first occupancy of the dwelling or six months after the sale of the product by an independent, authorized HHT dealer/ distributor, whichever occurs earlier. The warranty shall commence no later than 24 months following the date of product shipment from HHT, regardless of the installation or occupancy date. The warranty period for parts and labor for covered components is produced in the following table.

The term “Limited Lifetime” in the table below is defined as: 20 years from the beginning date of warranty coverage for gas appliances, and 10 years from the beginning date of warranty coverage for wood, pellet, and coal appliances. These time periods reflect the minimum expected useful lives of the designated components under normal operating conditions.

Warranty Period

Parts Labor Gas

HHT Manufactured Appliances and Venting

Wood Pellet

EPA

Wood

Coal Electric Venting

1 Year

2 years

3 years

5 years 1 year

7 years 3 years

10 years

1 year

Limited

Lifetime 3 years

90 Days

4021-645F 02-18-13

X

X

X

X

X

X

X

X

X

X

X

X

X

X

X

X

X

X

X

X

X

X

X

X

X

X

X

X

X

X

X

X

X

X

X

All parts and material except as covered by Conditions,

Exclusions, and Limitations listed

Igniters, electronic components, and glass

Factory-installed blowers

Molded refractory panels

Firepots and burnpots

Castings and baffles

Manifold tubes,

HHT chimney and termination

Burners, logs and refractory

See conditions, exclusions, and limitations on next page.

Heatilator • Novus NNXT • 4055-879 • Rev. U • 3/14

Components Covered

Firebox and heat exchanger

All replacement parts beyond warranty period

Page 1 of 2

5

B. Limited Lifetime Warranty

(continued)

WARRANTY CONDITIONS:

• This warranty only covers HHT appliances that are purchased through an HHT authorized dealer or distributor. A list of

HHT authorized dealers is available on the HHT branded websites.

• This warranty is only valid while the HHT appliance remains at the site of original installation.

• This warranty is only valid in the country in which the HHT authorized dealer or distributor that sold the appliance resides.

• Contact your installing dealer for warranty service. If the installing dealer is unable to provide necessary parts, contact the nearest HHT authorized dealer or supplier. Additional service fees may apply if you are seeking warranty service from a dealer other than the dealer from whom you originally purchased the product.

• Check with your dealer in advance for any costs to you when arranging a warranty call. Travel and shipping charges for parts are not covered by this warranty.

WARRANTY EXCLUSIONS:

This warranty does not cover the following:

• Changes in surface finishes as a result of normal use. As a heating appliance, some changes in color of interior and exterior surface finishes may occur. This is not a flaw and is not covered under warranty.

• Damage to printed, plated, or enameled surfaces caused by fingerprints, accidents, misuse, scratches, melted items, or other external sources and residues left on the plated surfaces from the use of abrasive cleaners or polishes.

• Repair or replacement of parts that are subject to normal wear and tear during the warranty period. These parts include: paint, wood, pellet and coal gaskets, firebricks, grates, flame guides, batteries and the discoloration of glass.

• Minor expansion, contraction, or movement of certain parts causing noise. These conditions are normal and complaints related to this noise are not covered by this warranty.

• Damages resulting from: (1) failure to install, operate, or maintain the appliance in accordance with the installation instructions, operating instructions, and listing agent identification label furnished with the appliance; (2) failure to install the appliance in accordance with local building codes; (3) shipping or improper handling; (4) improper operation, abuse, misuse, continued operation with damaged, corroded or failed components, accident, or improperly/ incorrectly performed repairs; (5) environmental conditions, inadequate ventilation, negative pressure, or drafting caused by tightly sealed constructions, insufficient make-up air supply, or handling devices such as exhaust fans or forced air furnaces or other such causes; (6) use of fuels other than those specified in the operating instructions; (7) installation or use of components not supplied with the appliance or any other components not expressly authorized and approved by HHT; (8) modification of the appliance not expressly authorized and approved by HHT in writing; and/or (9) interruptions or fluctuations of electrical power supply to the appliance.

• Non-HHT venting components, hearth components or other accessories used in conjunction with the appliance.

• Any part of a pre-existing fireplace system in which an insert or a decorative gas appliance is installed.

• HHT’s obligation under this warranty does not extend to the appliance’s capability to heat the desired space. Information is provided to assist the consumer and the dealer in selecting the proper appliance for the application. Consideration must be given to appliance location and configuration, environmental conditions, insulation and air tightness of the structure.

This warranty is void if:

• The appliance has been over-fired or operated in atmospheres contaminated by chlorine, fluorine, or other damaging chemicals. Over-firing can be identified by, but not limited to, warped plates or tubes, rust colored cast iron, bubbling, cracking and discoloration of steel or enamel finishes.

• The appliance is subjected to prolonged periods of dampness or condensation.

• There is any damage to the appliance or other components due to water or weather damage which is the result of, but not limited to, improper chimney or venting installation.

LIMITATIONS OF LIABILITY:

• The owner’s exclusive remedy and HHT’s sole obligation under this warranty, under any other warranty, express or implied, or in contract, tort or otherwise, shall be limited to replacement, repair, or refund, as specified above. In no event will HHT be liable for any incidental or consequential damages caused by defects in the appliance. Some states do not allow exclusions or limitation of incidental or consequential damages, so these limitations may not apply to you.

This warranty gives you specific rights; you may also have other rights, which vary from state to state. EXCEPT TO

THE EXTENT PROVIDED BY LAW, HHT MAKES NO EXPRESS WARRANTIES OTHER THAN THE WARRANTY

SPECIFIED HEREIN. THE DURATION OF ANY IMPLIED WARRANTY IS LIMITED TO DURATION OF THE

EXPRESSED WARRANTY SPECIFIED ABOVE.

6

4021-645F 02-18-13

Heatilator • Novus NNXT • 4055-879 • Rev. U • 3/14

Page 2 of 2

1

Listing and Code Approvals

A. Appliance Certi

fi

cation

MODELS: NNXT4236I, NNXT4236IL, NNXT3933I,

NNXT3933IL

LABORATORY: Underwriters Laboratories, Inc. (UL)

TYPE: Vented Gas Fireplace Heaters

STANDARD: ANSI Z21.88-2002•CSA2.33-M2002•UL307B

This product is listed to ANSI standards for “Vented Gas

Fireplace Heaters” and applicable sections of “Gas Burning Heating Appliances for Manufactured Homes and

Recreational Vehicles”, and “Gas Fired Appliances for

Use at High Altitudes”.

NOTICE: This installation must conform with local codes.

In the absence of local codes you must comply with the

National Fuel Gas Code, ANSI Z223.1-latest edition in the U.S.A. and the CAN/CGA B149 Installation Codes in

Canada.

NOT INTENDED FOR USE AS A PRIMARY HEAT SOURCE.

This appliance is tested and approved as either supplemental room heat or as a decorative appliance. It should not be factored as primary heat in residential heating calculations.

B. Glass Speci

fi

cations

This appliance is equipped with 5 mm ceramic glass. Replace glass only with 5 mm ceramic glass. Please contact your dealer for replacement glass.

C. BTU Speci

fi

cations

Novus

Max/Min Input Rate (NG)

Ori fi

ce Size (NG)

Max/Min Input Rate (LP)

Ori fi

ce Size (LP)

NNXT4236

31,000/18,500

NNXT3933

29,000/16,000

#37/.104/2.65 mm #39/.0995/2.53 mm

30,000/17,000 27,000/15,750

#52/.0635/1.62 mm .061/155 mm

D. High Altitude Installations

NOTICE: If the heating value of the gas has been reduced, these rules do not apply. Check with your local gas utility or authorities having jurisdiction.

When installing above 2000 feet elevation:

• In the USA: Reduce input rate 4% for each 1000 feet above 2000 feet.

• In CANADA: Reduce input rate 10% for elevations between 2000 feet and 4500 feet. Above 4500 feet, consult local gas utility.

Check with your local gas utility to determine proper ori fi

ce size.

E. Non-Combustible Materials Speci

fi

cation

Material which will not ignite and burn. Such materials are those consisting entirely of steel, iron, brick, tile, concrete, slate, glass or plasters, or any combination thereof.

Materials that are reported as passing ASTM E 136,

Standard Test Method for Behavior of Materials in a

Vertical Tube Furnace at 750 ºC shall be considered non-combustible materials.

F. Combustible Materials Speci

fi

cation

Materials made of or surfaced with wood, compressed paper, plant fi

bers, plastics, or other material that can ignite and burn, whether fl

ame proofed or not, or plastered or unplastered shall be considered combustible materials.

G. Electrical Codes

NOTICE: This appliance must be electrically wired and grounded in accordance with local codes or, in the absence of local codes, with National Electric Code

ANSI/NFPA 70-latest edition or the Canadian Electric

Code CSA C22.1.

• A 120 VAC circuit for this product must be protected with ground-fault circuit-interrupter protection, in compliance with the applicable electrical codes, when it is installed in locations such as in bathrooms or near sinks.

Heatilator • Novus NNXT • 4055-879 • Rev. U • 3/14 7

8

Note: The following requirements reference various

Massachusetts and national codes not contained in this document.

H. Requirements for the Commonwealth of

Massachusetts

For all side wall horizontally vented gas fueled equipment installed in every dwelling, building or structure used in whole or in part for residential purposes, including those owned or operated by the Commonwealth and where the side wall exhaust vent termination is less than seven (7) feet above fi

nished grade in the area of the venting, including but not limited to decks and porches, the following requirements shall be satis fi

ed:

Installation of Carbon Monoxide Detectors

At the time of installation of the side wall horizontal vented gas fueled equipment, the installing plumber or gas fi

tter shall observe that a hard wired carbon monoxide detector with an alarm and battery back-up is installed on the fl

oor level where the gas equipment is to be installed. In addition, the installing plumber or gas fi

tter shall observe that a battery operated or hard wired carbon monoxide detector with an alarm is installed on each additional level of the dwelling, building or structure served by the side wall horizontal vented gas fueled equipment. It shall be the responsibility of the property owner to secure the services of quali fi

ed licensed professionals for the installation of hard wired carbon monoxide detectors.

In the event that the side wall horizontally vented gas fueled equipment is installed in a crawl space or an attic, the hard wired carbon monoxide detector with alarm and battery back-up may be installed on the next adjacent fl

oor level.

In the event that the requirements of this subdivision can not be met at the time of completion of installation, the owner shall have a period of thirty (30) days to comply with the above requirements; provided, however, that during said thirty (30) day period, a battery operated carbon monoxide detector with an alarm shall be installed.

Approved Carbon Monoxide Detectors

Each carbon monoxide detector as required in accordance with the above provisions shall comply with NFPA

720 and be ANSI/UL 2034 listed and IAS certi fi

ed.

Signage

A metal or plastic identi fi

cation plate shall be permanently mounted to the exterior of the building at a minimum height of eight (8) feet above grade directly in line with the exhaust vent terminal for the horizontally vented gas fueled heating appliance or equipment. The sign shall read, in print size no less than one-half (1/2) in. in size,

“GAS VENT DIRECTLY BELOW. KEEP CLEAR OF ALL

OBSTRUCTIONS”.

Inspection

The state or local gas inspector of the side wall horizontally vented gas fueled equipment shall not approve the installation unless, upon inspection, the inspector observes carbon monoxide detectors and signage installed in accordance with the provisions of 248 CMR 5.08(2)(a)1 through 4.

Exemptions

The following equipment is exempt from 248 CMR

5.08(2)(a)1 through 4:

• The equipment listed in Chapter 10 entitled “Equipment

Not Required To Be Vented” in the most current edition of NFPA 54 as adopted by the Board; and

• Product Approved side wall horizontally vented gas fueled equipment installed in a room or structure separate from the dwelling, building or structure used in whole or in part for residential purposes.

MANUFACTURER REQUIREMENTS

Gas Equipment Venting System Provided

When the manufacturer of Product Approved side wall horizontally vented gas equipment provides a venting system design or venting system components with the equipment, the instructions provided by the manufacturer for installation of the equipment and the venting system shall include:

• Detailed instructions for the installation of the venting system design or the venting system components; and

• A complete parts list for the venting system design or venting system.

Gas Equipment Venting System NOT Provided

When the manufacturer of a Product Approved side wall horizontally vented gas fueled equipment does not provide the parts for venting the fl

ue gases, but identifi

es “special venting systems”, the following requirements shall be satis fi

ed by the manufacturer:

• The referenced “special venting system” instructions shall be included with the appliance or equipment installation instructions; and

• The “special venting systems” shall be Product

Approved by the Board, and the instructions for that system shall include a parts list and detailed installation instructions.

A copy of all installation instructions for all Product Approved side wall horizontally vented gas fueled equipment, all venting instructions, all parts lists for venting instructions, and/or all venting design instructions shall remain with the appliance or equipment at the completion of the installation.

See Gas Connection section for additional Commonwealth of Massachusetts requirements.

Heatilator • Novus NNXT • 4055-879 • Rev. U • 3/14

User Guide

2

Operating Instructions

A. Gas Fireplace Safety

WARNING! DO NOT operate fi

replace before reading and understanding operating instructions. Failure to operate fi

replace according to operating instructions could cause fi

re or injury.

WARNING

HOT GLASS

WILL

CAUSE BURNS.

DO NOT TOUCH GLASS

UNTIL COOLED.

NEVER ALLOW CHILDREN

TO TOUCH GLASS.

• Never leave children alone near a hot fi

replace, whether operating or cooling down.

• Teach children to NEVER touch the fi

replace.

B. Your Fireplace

To prevent unintended operation when not using your fi

replace for an extended period of time (summer months, vacations, trips, etc):

• Remove batteries from remote controls.

• Turn off wall controls.

• Unplug 6-volt power supply and/or remove batteries.

• Keep children away.

• CAREFULLY SUPERVISE children in same room as fi

replace.

• Alert children and adults to hazards of high temperatures.

High temperatures may ignite clothing or other fl

ammable materials.

• Clothing, furniture, draperies, and other fl

ammable materials must not be placed on or near the appliance.

WARNING! DO NOT operate fi

replace before reading and understanding operating instructions. Failure to operate fi

replace according to operating instructions could cause fi

re or injury.

Decorative Doors

(not shown)

Section 2

Fixed Glass Assembly

Section 15

A barrier designed to reduce the risk of burns from the hot viewing glass is provided with this appliance and shall be installed. DO NOT operate the appliance with the barrier removed. If the barrier becomes damaged, the barrier shall be replaced with the manufacturer’s barrier for this appliance.

Contact your dealer or Hearth & Home Technologies if the barrier is not present or help is needed to properly install one.

Fan Kits

Section 2

Mantel

Clear Space

Section 2

Hearth

(not required)

Young children should be carefully supervised when they are in the same room as the appliance. Toddlers, young children and others may be susceptible to accidental contact burns.

• A physical barrier is recommended if there are at risk individuals in the house.

• To restrict access to a fireplace or stove, install an adjustable safety gate to keep toddlers, young children and other at risk individuals out of the room and away from hot surfaces.

• Install a switch lock or a wall/remote control with child protection lockout feature.

• Keep remote controls out of reach of children.

Figure 2.1 General Operating Parts

Heatilator • Novus NNXT • 4055-879 • Rev. U • 3/14 9

C. Fan Kit (optional)

If desired, a fan kit may be added. Contact your dealer to order the correct fan kit.

D. Clear Space

WARNING! DO NOT place combustible objects in front of the fi

replace or block louvers. High temperatures may start a fi

re. See Figure 2.2.

Avoid placing candles and other heat-sensitive objects on mantel or hearth. Heat may damage these objects.

F. Fixed Glass Assembly

See Section 15.D.

G. Remote Controls, Wall Controls and Wall

Switches

This appliance comes supplied with an RC200 hand-held remote.

• Refer to Section 13.G. for operating instructions.

• Other controls are available. See your dealer for full details.

3 FT

ACE

Figure 2.2 Clear Space

E. Decorative Doors and Fronts

WARNING! Risk of Fire! Install ONLY doors or fronts approved by Hearth & Home Technologies. Unapproved doors or fronts may cause fi

replace to overheat.

This fi

replace has been supplied with an integral barrier to prevent direct contact with the fi

xed glass panel. DO NOT operate the fi

replace with the barrier removed.

Contact your dealer or Hearth & Home Technologies if the barrier is not present or help is needed to properly install one.

For more information refer to the instructions supplied with your decorative door or front.

10 Heatilator • Novus NNXT • 4055-879 • Rev. U • 3/14

H. IPI Battery Tray/Battery Installation

The IntelliFire Plus TM system has a battery backup option.

Battery longevity and performance will be affected by the service temperatures of this appliance.

MODULE

NOTICE: Batteries should only be used as a power source in the event of an emergency such as an outage.

I. Control Module Operation

1. The control module has an ON/OFF/REMOTE selector switch that must be set. See Figure 2.3.

OFF Position: Appliance will ignore all power inputs and will not respond to any commands from a wall switch or remote. The unit should be in the OFF position during installation, service, battery installation, fuel conversion, and in the event that the control goes into LOCK-OUT mode as a result of an error code.

ON Position: Appliance will ignite and run continuously in the HI fl

ame setting, with no adjustment in fl

ame output. This mode of operation is primarily used for initial installation or power outage operation with battery backup.

REMOTE Position: Appliance will initiate commands from an optional wired wall switch and/or the wireless remote.

2. If using a wired wall switch with the module in REMOTE mode, the fl

ame output can be adjusted with the HI/LO selector switch on the module. See Figure 2.3. Note that the fl

ame HI/LO selector switch will become inactive once an optional remote control is programmed to the control module. Note that the control module will always ignite the fi

replace on HI and remain so for the initial 10 seconds of operation. If the HI/LO is switched to the

LO position, the fl

ame output will automatically drop to the lowest setting after the fl

ame has been established for 10 sec. After this 10 second period, the fl

ame can be adjusted from HI to LO with the switch.

3. The control module has safety feature that automatically shuts down the fi

replace after 9 hours of continuous operation without receiving a command from the remote.

4. If you intend to use both an optional wired wall switch and the remote control to operate your fi

replace, the wall switch will override any commands given by the remote.

5. Module Reset

This module may lock-out under certain conditions.

When this occurs, the appliance will not ignite or respond to commands. The module will go into lock-out mode by emitting three audible beeps, then continuously displaying a RED/GREEN error code at its status indicator LED.

• Check battery tray. Remove batteries if installed.

Batteries should only be installed for use during power outages. See Section H.

• Locate the module selector switch. (See Figure 2.3).

• Set the module selector switch to the OFF position.

FLAME HI/LOW

SWITCH

SELECTOR

SWITCH

STATUS

INDICATOR LED

Figure 2.3 Control Module

• Wait fi

ve (5) minutes to allow possible accumulated gas to clear.

• Set the module selector switch to ON or REMOTE position.

• Start the appliance.

WARNING! Risk of Explosion! DO NOT press the module reset switch more than one time within a fi

ve minute time period. Gas may accumulate in fi

rebox. Call a qualifi

ed service technician.

Nine Hour Safety Shutdown Feature

This appliance has a safety feature that automatically shuts down the fi

replace after 9 hours of continuous operation without receiving a command from the remote.

J. Before Lighting Fireplace

NG/LP GAS-TYPE

SELECTOR SWITCH

Before operating this fi

replace for the fi

rst time, have a quali fi

ed service technician :

• Verify all shipping materials have been removed from inside and/or underneath the fi

rebox.

• Review proper placement of logs, rockwool and/or other decorative materials.

• Check the wiring.

• Check the air shutter adjustment.

• Ensure that there are no gas leaks.

• Ensure that the glass is sealed and in the proper position and that the integral barrier is in place.

WARNING! Risk of Fire or Asphyxiation! DO NOT operate fi

replace with fi

xed glass assembly removed.

Heatilator • Novus NNXT • 4055-879 • Rev. U • 3/14 11

K. Lighting Instructions (IPI)

• For normal use, activate/deactivate your fi

replace with the wall switch or remote control.

• The IPI system may be operated with four AA-cell batteries. When using batteries, unplug the power supply. To prolong battery life, remove them when using the power supply.

• If your fi

replace must be deactivated for serviced or an extended period of time, follow the instructions below.

FOR YOUR SAFETY

READ BEFORE LIGHTING

WARNING: If you do not follow these instructions exactly, a fi

re or explosion may result causing property damage, personal injury or loss of life.

A.

This appliance is equipped with an intermittent pilot ignition (IPI) device which automatically lights the burner. DO NOT try to light the burner by hand.

• Immediately call your gas supplier from a neighbor’s phone. Follow the gas supplier’s instructions.

• If you cannot reach your gas supplier, call the fi

re department.

B.

BEFORE LIGHTING, smell all around the appliance area for gas. Be sure to smell next to the fl

oor because some gas is heavier than air and will settle on the fl oor.

WHAT TO DO IF YOU SMELL GAS

• DO NOT try to light any appliance.

C. DO NOT use this appliance if any part has been under water. Immediately call a quali fi

ed service technician to inspect the appliance and to replace any part of the control system and any gas control which has been under water.

• DO NOT touch any electric switch; do not use any phone in your building.

WARNING: CAUTION:

DO NOT CONNECT LINE VOLT-

AGE (110/120 VAC OR 220/240

VAC) TO THE CONTROL VALVE.

Improper installation, adjustment, alteration, service or maintenance can cause injury or property damage. Refer to the owner’s information manual provided with this appliance.

This appliance needs fresh air for safe operation and must be installed so there are provisions for adequate combustion and ventilation air.

Hot while in operation. DO NOT touch.

Keep children, clothing, furniture, gasoline and other liquids having fl

ammable vapors away.

DO NOT operate the appliance with fi

xed glass assembly removed, cracked or broken. Replacement of the fi xed glass assembly should be done by a licensed or quali fi

ed service person.

NOT FOR USE

WITH SOLID FUEL

If not installed, operated, and maintained in accordance with the manufacturer’s instructions, this product could expose you to substances in fuel or fuel combustion which are known to the State of California to cause cancer, birth defects, or other reproductive harm.

For use with natural gas and propane.

A conversion kit, as supplied by the manufacturer, shall be used to convert this appliance to the alternate fuel.

Also Certi fi

ed for Installation in a

Bedroom or a Bedsitting Room.

Keep burner and control compartment clean. See installation and operating instructions accompanying appliance.

For assistance or additional information, consult a quali fi ed installer, service agency or the gas supplier.

For additional information on operating your

Hearth & Home Technologies fi

replace, please refer to www.

fi

replaces.com.

Final inspection by

12 Heatilator • Novus NNXT • 4055-879 • Rev. U • 3/14

LIGHTING

INSTRUCTIONS (IPI)

1.

This appliance is equipped with an ignition device which automatically lights the burner.

DO NOT try to light the burner by hand.

GAS

VALVE

2. Wait fi

ve (5) minutes to clear out any gas.

Then smell for gas, including near the fl

oor. If you smell gas, STOP! Follow “B” in the Safety

Information located on the left side of this label. If you do not smell gas, go to next step.

3.

To light the burner:

Equipped with wall switch: Turn ON/OFF switch to ON.

Equipped with remote or wall control: Press

ON or FLAME button.

Equipped with thermostat: Set temperature to desired setting.

4.

If the appliance does not light after three tries, call your service technician or gas supplier.

TO TURN OFF

GAS TO APPLIANCE

1.

Equipped with wall switch: Turn ON/OFF switch to OFF.

Equipped with remote or wall control: Press

OFF button.

Equipped with thermostat: Set temperature to lowest setting.

2.

Service technician should turn off electric power to the control when performing service.

593-913G

L. After Fireplace is Lit

Initial Break-in Procedure

• The fireplace should be run three to four hours continuously on high.

• Turn the fi

replace off and allow it to completely cool.

• Remove fi

xed glass assembly. See Section 15.D.

• Clean fi

xed glass assembly. See Section 3.

• Replace the fi

xed glass assembly and run continuously on high an additional 12 hours.

This cures the materials used to manufacture the fi

replace.

NOTICE! Open windows for air circulation during fi

replace break-in.

• Some people may be sensitive to smoke and odors.

• Smoke detectors may activate.

M. Frequently Asked Questions

ISSUE

Condensation on the glass

Blue fl

ames

Odor from appliance

Film on the glass

Metallic noise

Is it normal to see the pilot fl

ame burn continually?

SOLUTIONS

This is a result of gas combustion and temperature variations. As the appliance warms, this condensation will disappear.

This is a result of normal operation and the fl

ames will begin to yellow as the appliance is allowed to burn for 20 to 40 minutes.

When fi

rst operated, this appliance may release an odor for the fi

rst several hours. This is caused by the curing of materials from manufacturing. Odor may also be released from fi

nishing materials and adhesives used near the appliance. These circumstances may require additional curing related to the installation environment.

This is a normal result of the curing process of the paint and logs. Glass should be cleaned within

3 to 4 hours of initial burning. A non-abrasive cleaner such as gas appliance glass cleaner may be necessary. See your dealer.

Noise is caused by metal expanding and contracting as it heats up and cools down, similar to the sound produced by a furnace or heating duct. This noise does not affect the operation or longevity of the appliance.

In an IntelliFire Plus™ ignition system (IPI), the pilot fl

ame should turn off when appliance is turned off. Some optional control systems available with IPI models may allow pilot fl

ame to remain lit.

Heatilator • Novus NNXT • 4055-879 • Rev. U • 3/14 13

3

Maintenance and Service

Any safety screen or guard removed for servicing must be replaced prior to operating the fi

replace.

When properly maintained, your fi

replace will give you many years of trouble-free service. We recommend annual service by a quali fi

ed service technician.

A. Maintenance Tasks-Homeowner

Installation and repair should be done by a quali fi

ed service technician only. The fi

replace should be inspected before use and at least annually by a professional service person.

The following tasks may be performed annually by the homeowner. If you are uncomfortable performing any of the listed tasks, please call your dealer for a service appointment.

More frequent cleaning may be required due to lint from carpeting or other factors. Control compartment, burner and circulating air passageway of the fi

replace must be kept clean.

CAUTION! Risk of Burns! The fi

replace should be turned off and cooled before servicing.

Glass Cleaning

Frequency: Seasonally

By: Homeowner

Tools Needed : Protective gloves, glass cleaner, drop cloth and a stable work surface.

Remote Control

Frequency: Seasonally

By: Homeowner

Tools needed: Replacement batteries and remote control instructions.

• Locate remote control transmitter and receiver.

• Verify operation of remote. Refer to remote control operation instructions for proper calibration and setup procedure.

• Place batteries as needed in remote transmitters and battery-powered receivers.

• Place remote control out of reach of children.

If not using your fi

replace for an extended period of time

(summer months, vacations/trips, etc), to prevent unintended operation:

• Remove batteries from remote controls.

• Unplug 6-volt power supply on IPI models.

CAUTION! Handle fi

xed glass assembly with care.

Glass is breakable.

• Avoid striking, scratching or slamming glass

• Avoid abrasive cleaners

• DO NOT clean glass while it is hot

• Prepare a work area large enough to accommodate fi

xed glass assembly and door frame by placing a drop cloth on a fl

at, stable surface.

Note : Fixed glass assembly and gasketing may have residue that can stain carpeting or fl

oor surfaces.

• Remove door or decorative front from fi

replace and set aside on work surface.

• See Section 15.D. for instructions to remove fi

xed glass assembly.

• Clean glass with a non-abrasive commercially available cleaner.

- Light deposits: Use a soft cloth with soap and water

- Heavy deposits: Use commercial fi

replace glass cleaner

(consult with your dealer)

• Carefully set fi

xed glass assembly in place on fi

replace.

Hold glass in place with one hand and secure glass latches with the other hand.

• Reinstall door or decorative front.

14

Venting

Frequency: Seasonally

By: Homeowner

Tools needed : Protective gloves and safety glasses.

• Inspect venting and termination cap for blockage or obstruction such plants, bird nests, leaves, snow, debris, etc.

• Verify termination cap clearance to subsequent construction (building additions, decks, fences, or sheds). See Section 6.

• Inspect for corrosion or separation.

• Verify weather stripping, sealing and fl

ashing remains intact.

• Inspect draft shield to verify it is not damaged or missing.

Heatilator • Novus NNXT • 4055-879 • Rev. U • 3/14

Doors, Surrounds, Fronts

Frequency: Annually

By: Homeowner

Tools needed : Protective gloves, stable work surface

• Assess condition of screen and replace as necessary.

• Inspect for scratches, dents or other damage and repair as necessary.

• Check that louvers are not blocked.

• Vacuum and dust surfaces.

B. Maintenance Tasks-Quali

fi

ed Service

Technician

The following tasks must be performed by a quali fi

ed service technician.

Gasket Seal and Glass Assembly Inspection

Frequency: Annually

By: Quali fi

ed Service Technician

Tools needed : Protective gloves, drop cloth and a stable work surface.

• Inspect gasket seal and its condition.

• Inspect fi

xed glass assembly for scratches and nicks that can lead to breakage when exposed to heat.

• Con fi

rm there is no damage to glass or glass frame.

Replace as necessary.

• Verify that fi

xed glass assembly is properly retained and attachment components are intact and not damaged.

Replace as necessary.

Logs

Frequency: Annually

By: Quali fi

ed Service Technician

Tools needed : Protective gloves.

• Inspect for damaged or missing logs. Replace as necessary. Refer to Section 15 for log placement instructions.

• Verify correct log placement and no fl

ame impingement causing sooting. Correct as necessary.

Firebox

Frequency: Annually

By: Quali fi

ed Service Technician

Tools needed : Protective gloves, sandpaper, steel wool, cloths, mineral spirits, primer and touch-up paint.

• Inspect for paint condition, warped surfaces, corrosion or perforation. Sand and repaint as necessary.

• Replace fi

replace if fi

rebox has been perforated.

Control Compartment and Firebox Top

Frequency: Annually

By: Quali fi

ed Service Technician

Tools needed : Protective gloves, vacuum cleaner, dust cloths

• Vacuum and wipe out dust, cobwebs, debris or pet hair.

Use caution when cleaning these areas. Screw tips that have penetrated the sheet metal are sharp and should be avoided.

• Remove all foreign objects.

• Verify unobstructed air circulation.

Burner Ignition and Operation

Frequency: Annually

By: Quali fi

ed Service Technician

Tools needed : Protective gloves, vacuum cleaner, whisk broom, fl

ashlight, voltmeter, indexed drill bit set, and a manometer.

• Verify burner is properly secured and aligned with pilot or igniter.

• Clean off burner top, inspect for plugged ports, corrosion or deterioration. Replace burner if necessary.

• Replace rockwool with new dime-size pieces. DO NOT block ports or obstruct lighting paths. Refer to Section

15 for proper rockwool placement.

• Verify batteries have been removed from battery backup IPI systems to prevent premature battery failure or leaking.

• Check for smooth lighting and ignition carryover to all ports. Verify that there is no ignition delay.

• Inspect for lifting or other fl

ame problems.

• Verify air shutter setting is correct. See Section 15 for required air shutter setting. Verify air shutter is clear of dust and debris.

• Inspect ori fi

ce for soot, dirt and corrosion. Verify ori fi

ce size is correct. See Service Parts List for proper ori fi

ce sizing.

• Verify manifold and inlet pressures. Adjust regulator as required.

• Inspect pilot fl

ame pattern and strength. See Figure 3.1 for proper pilot fl

ame pattern. Clean or replace ori fi

ce spud as necessary.

• Inspect thermocouple/thermopile or IPI fl

ame sensing rod for soot, corrosion and deterioration. Polish with fi

ne steel wool or replace as required.

• Verify thermocouple/thermopile or IPI millivolt output.

Replace as necessary.

Figure 3.1 IPI Pilot Flame Patterns

Heatilator • Novus NNXT • 4055-879 • Rev. U • 3/14 15

4

Getting Started

A. Typical Appliance System

Installer Guide

NOTICE: Illustrations and photos re fl

ect typical installations and are for design purposes only. Illustrations/diagrams are not drawn to scale. Actual product may vary from pictures in manual

Note: Dual venting con fi

gurations

ARE NOT allowed. Appliance

MUST be vented EITHER vertically

OR horizontally.

Vertical Termination Cap

(Section 10)

NOTE: An installation will have either a vertical termination or a horizontal termination. It will not have both (as shown).

Noncombustible Roof Flashing maintains minimum clearance around pipe (Section 10)

Storm Collar

(Section 10)

Vent Pipe penetrates roof preferably without affecting roof rafters

Vent Pipe (Section 8)

Ceiling Firestop on floor of attic (Section 8)

Attic Insulation Shield (not shown) must be used here to keep insulation away from vent pipe if attic is insulated (Section 8)

Horizontal Termination Cap

(Section 10)

Framing/Header

(Section 5)

Framing headed off in ceiling joists (Section 8)

Optional Wall Switch

(Section 13)

Mantel & Mantel Leg

(Section 5 & 14)

Surround (Section 14)

Hearth Extension

(Not required)

16

Figure 4.1 Typical System

Gas Line

(Section 12)

Heatilator • Novus NNXT • 4055-879 • Rev. U • 3/14

B. Design and Installation Considerations

Heatilator direct vent gas appliances are designed to operate with all combustion air siphoned from outside of the building and all exhaust gases expelled to the outside. No additional outside air source is required.

Installation MUST comply with local, regional, state and national codes and regulations. Consult insurance carrier, local building inspector, fi

re of fi

cials or authorities having jurisdiction over restrictions, installation inspection and permits.

Before installing, determine the following:

• Where the appliance is to be installed.

• The vent system con fi

guration to be used.

• Gas supply piping.

• Electrical wiring requirements.

• Framing and fi

nishing details.

• Whether optional accessories—devices such as a fan, wall switch, or remote control—are desired.

Improper installation, adjustment, alteration, service or maintenance can cause injury or property damage. For assistance or additional information, consult a quali fi

ed service technician, service agency or your dealer.

C. Tools and Supplies Needed

Before beginning the installation be sure that the following tools and building supplies are available.

Tape measure Framing material

Pliers

Hammer

Gloves

Voltmeter

Non-corrosive leak check solution

Phillips screwdriver

Framing square

Electric drill and bits (1/4 in.)

Plumb line

Level

Safety glasses

Reciprocating saw

Manometer Flat blade screwdriver

1/2 - 3/4 in. length, #6 or #8 Self-drilling screws

Caulking material (300ºF minimum continuous exposure rating)

One 1/4 in. female connection (for optional fan).

D. Inspect Appliance and Components

• Carefully remove the appliance and components from the packaging.

• The vent system components and decorative doors and fronts may be shipped in separate packages.

• If packaged separately, the log set and appliance grate must be installed.

• Report to your dealer any parts damaged in shipment, particularly the condition of the glass.

• Read all of the instructions before starting the installation.

Follow these instructions carefully during the installation to ensure maximum safety and bene fi

t.

WARNING! Risk of Fire or Explosion! Damaged parts could impair safe operation. DO NOT install damaged, incomplete or substitute components. Keep appliance dry.

Hearth & Home Technologies disclaims any responsibility for, and the warranty will be voided by, the following actions:

• Installation and use of any damaged appliance or vent system component.

• Modi fi cation of the appliance or vent system.

• Installation other than as instructed by Hearth & Home

Technologies.

• Improper positioning of the gas logs or the glass door.

• Installation and/or use of any component part not approved by Hearth & Home Technologies.

Any such action may cause a fi

re hazard.

WARNING! Risk of Fire, Explosion or Electric Shock!

DO NOT use this appliance if any part has been under water. Call a quali fi

ed service technician to inspect the appliance and to replace any part of the control system and/or gas control which has been under water.

Heatilator • Novus NNXT • 4055-879 • Rev. U • 3/14 17

18

5

Framing and Clearances

A. Select Appliance Location

When selecting a location for the appliance it is important to consider the required clearances to walls (see Figure

5.1).

WARNING! Risk of Fire or Burns! Provide adequate clearance around air openings and for service access. Due to high temperatures, the appliance should be located out of traf fi

c and away from furniture and draperies.

NOTICE: Illustrations re fl

ect typical installations and are

FOR DESIGN PURPOSES ONLY. Illustrations/diagrams are not drawn to scale. Actual installation may vary due to individual design preference.

LQPP

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B

E

B

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A

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Horiz Term

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A

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LQ

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Rear vent

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In addition to these framing dimensions, also reference the following sections:

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5HDU9HQW

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Horiz Term A

&

LQPP

PLQSLSHWR

FRPEXVWLEOHV

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Model

NNXT 9

NNXT42

A in.

9 mm 991 in.

42 mm 10 7

Figure 5.1 Appliance Locations

B

-1/2

902

7/8

9

C

19/8

498

19/8

498

D

4 /8

1102

4 /8

1102

E

47

1194

47

1194

F

-1/4

1

1

-1/4

G

40

101

4

1092

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)

Heatilator • Novus NNXT • 4055-879 • Rev. U • 3/14

B. Construct the Appliance Chase

A chase is a vertical box-like structure built to enclose the gas appliance and/or its vent system. In cooler climates the vent should enclosed inside the chase.

NOTICE: Treatment of ceiling fi

restops and wall shield fi

restops and construction of the chase may vary with the type of building. These instructions are not substitutes for the requirements of local building codes. Therefore, you MUST check local building codes to determine the requirements to these steps.

Chases should be constructed in the manner of all outside walls of the home to prevent cold air drafting problems. The chase should not break the outside building envelope in any manner.

Walls, ceiling, base plate and cantilever fl

oor of the chase should be insulated. Vapor and air in fi

ltration barriers should be installed in the chase as per regional codes for the rest of the home. Additionally, in regions where cold air in fi

ltration may be an issue, the inside surfaces may be sheetrocked and taped for maximum air tightness.

To further prevent drafts, the wall shield and ceiling fi

restops should be caulked with caulk with a minimum of

300ºF continuous exposure rating to seal gaps. Gas line holes and other openings should be caulked with caulk with a minimum of 300ºF continuous exposure rating or stuffed with unfaced insulation. If the appliance is being installed on a cement slab, a layer of plywood may be placed underneath to prevent conducting cold up into the room.

Heatilator • Novus NNXT • 4055-879 • Rev. U • 3/14 19

C. Clearances

NOTICE: Install appliance on hard metal or wood surfaces extending full width and depth. DO NOT install directly on carpeting, vinyl, tile or any combustible material other than wood.

WARNING! Risk of Fire! Maintain speci fi

ed air space clearances to appliance and vent pipe:

• Insulation and other materials must be secured to prevent accidental contact.

• The chase must be properly blocked to prevent blown insulation or other combustibles from entering and making contact with fi

replace or chimney.

• Failure to maintain airspace may cause overheating and a fi

re.

1/2 in.

(13 mm)

1/2 in.

(13 mm)

Note: If the inside of the framed cavity is to be fi

nished, the framing dimensions must include the fi

nished surface. If drywall is to be attached to the rear wall, the depth must be measured from the drywall surface.

Drywall

0 in.

Combustible flooring may be installed next to the front of the appliance.

D

Clearance to Ceiling

30 in. (762 mm)

0 in. to level of standoffs

36 in.

(914 mm) 0 in.

B

A

C

Model

NNXT3933

NNXT4236

A

Rough Opening in.

(Width) mm

39

42

991

1067

Figure 5.2 Clearances to Combustibles

B

Rough Opening in.

(Height) mm

34 7/8

34 7/8

886

886

C

Rough Opening in.

(Depth) mm

19 5/8

19 5/8

498

498

D

Rough Opening

(DVP Pipe) in.

mm

10

10

254

254

D

Rough Opening

(SLP Pipe) in.

mm

9

9

229

229

20 Heatilator • Novus NNXT • 4055-879 • Rev. U • 3/14

D. Mantel and Wall Projections

WARNING! Risk of Fire! Comply with all minimum clearances to combustibles as speci fi

ed. Framing or fi

nishing material closer than the minimums listed must be constructed entirely of non-combustible materials (i.e., steel studs, concrete board, etc).

Mantels

Note: All measurements in inches.

30 in. minimum to ceiling

5

3

5

4

5-1/2

6-1/4

6

7

9

8

7

7-3/4

8-1/2

9-1/4

10

10

12

11

11-1/2

10-3/4

14

13

12-1/4

13

17

16

15 15-1/4

14-1/2

13-3/4

18

16

Measured from top of hood (in inches)

Figure 5.3 Minimum Vertical and Maximum Horizontal Dimensions

Mantel Legs or Wall Projections

Top of

Appliance

Drywall

A

B

Mantel Leg or

Perpendicular Wall

A

B

1 in. (25 mm) min. to perpendicular wall

3-1/2 in. (89 mm) min. from fireplace opening to perpendicular wall

Figure 5.4 Mantel Leg or Wall Projections (Acceptable on both sides of opening)

Heatilator • Novus NNXT • 4055-879 • Rev. U • 3/14 21

22

6

Termination Locations

A. Vent Termination Minimum Clearances

WARNING

Fire Risk.

Maintain vent clearance to combustibles as speci fi

ed.

• DO NOT pack air space with insulation or other materials.

Failure to keep insulation or other materials away from vent pipe may cause overheating and fi

re.

Horizontal overhang

24 in. min.

(610 mm)

Termination

Cap

20 in.

(508 mm)

Lowest

Discharge

Opening

Vertical wall

Storm Collar

Roof

Flashing

12

X

Roof Pitch is X / 12

H (min.) - Minimum height from roof to lowest discharge opening.

Roof Pitch H (Min.) Ft.

Flat to 6/12 1.0*

Over 6/12 to 7/12 1.25*

Over 7/12 to 8/12 1.5*

Roof Pitch H (Min.) Ft.

Over 11/12 to 12/12 4.0

Over 12/12 to 14/12 5.0

Over 14/12 to 16/12 6.0

Over 8/12 to 9/12 2.0*

Over 9/12 to 10/12 2.5*

Over 16/12 to 18/12 7.0

Over 18/12 to 20/12 7.5

Over 10/12 to 11/12 3.25 Over 20/12 to 21/12 8.0

* 3 ft. minimum in snow regions

Figure 6.1 Minimum Height From Roof to Lowest Discharge

Opening

A

6 in. (minimum) up to 20 in.

152 mm/508 mm

20 in. and over

B

18 in. minimum

457 mm

0 in. minimum

Gas, Wood or Fuel Oil

Termination Cap

B

A *

Gas

Termination

Cap **

* If using decorative cap cover(s), this distance may need to be increased. Refer to the installation instructions supplied with the decorative cap cover.

**

In a staggered installation with both gas and wood or fuel oil terminations, the wood or fuel oil termination cap must be higher than the gas termination cap.

Figure 6.2 Multiple Termination Caps

Heatilator • Novus NNXT • 4055-879 • Rev. U • 3/14

H

D

L

V

E

B

F

V

V

C

Fixed

Closed

B

O

V

B

B

Openable Fixed

Closed

V J

V

X

B

V

N

G

V

I

M

V K X

A

V

A

GAS METER

V TERMINATION CAP X AIR SUPPLY INLET RESTRICTION ZONE

(TERMINATION NOT

ALLOWED)

Measure vertical clearances from this surface Q P

V

W

V

R

V

U Electrical

Service

U

V

T

D*

S

Measure horizontal clearances from this surface.

Covered Alcove

Applications

Dimension Descriptions

A Clearance above the ground, a veranda, porch, deck or balcony - 12 in.

(30 cm) minimum. *

B Clearance to window or door that may be opened – 10,000 BTUs or less,

6 in. (15 cm) minimum; 10,000-50,000 BTUs, 9 in. (23 cm) minimum; over 50,000 BTUs, 12 in. (30 cm) minimum. *

C Clearance to permanently closed window – 12 in. (30 cm) minimum

- recommended to prevent condensation on window.

D Vertical clearance to ventilated sof fi

t located above the termination within a horizontal distance of 2 ft (60 cm) from the centerline of the termination

– 18 in. (46 cm) minimum. **

E Vertical clearance to unventilated sof fi

t - 12 in. (30 cm) minimum. **

F Clearance to outside corner - 6 in. (15 cm) minimum.

G Clearance to inside corner - 6 in. (15 cm) minimum.

H Not to be installed above a meter/regulator assembly within 3 ft (90 cm) horizontally* from the center line of the regulator (Canada only)

I Clearance to service regulator vent outlet – 3 ft (.91 m) U.S. minimum and 3 ft (.91 m) Canada minimum. *

J Clearance to non-mechanical air supply inlet into building or the combustion air inlet to any other appliance – 9” (23 cm) U.S. minimum and 12 in. (30 cm) Canada minimum. *

K Clearance to mechanical air supply inlet - 3 ft (.91 m) U.S. minimum and

6 ft (1.8 m) Canada minimum. *

L Clearance above a paved sidewalk or paved driveway located on public property - 7 ft (2.1 m) minimum.

A vent may not terminate directly above a sidewalk or paved driveway which is located between two single family dwellings and serves both dwellings.

M Clearance under veranda, porch, deck or balcony - 12 in. (30 cm) minimum. * Recommended 30 in. (76 cm) for vinyl or plastic.

Only permitted if veranda, porch, deck or balcony is fully open on a minimum of 2 sides beneath the fl

oor. *

N Vertical clearance between two horizontal termination caps – 12 in. (30 cm) minimum.

O Horizontal clearance between two horizontal termination caps – 12 in.

(30 cm) minimum.

P 6” - Non-vinyl sidewalls

12” – Vinyl sidewalls

S min

1 cap

2 caps

3 caps

4 caps

= # term caps x 3

S

min

3 ft

T

max

2 x S actual

6 ft

9 ft

12 ft

1 x S actual

2/3 x S actual

1/2 x S actual

T

max

= (2/# term caps) x S (actual)

U 6” min. – Clearance from sides of electrical service.

W 12” min. – Clearance above electrical service.

* As speci fi

ed in CGA B149 Installation Codes

Note: Local codes or regulations may require different clearances.

** Clearance required to vinyl sof fi

t material – 30 in. (76 cm) minimum.

Note: Location of the vent termination must not interfere with access to the electrical service.

WARNING!

In the U.S.: Vent system termination is NOT permitted in screened porches. You must follow side wall, overhang and ground clearances as stated in the instructions.

In Canada: Vent system termination is NOT permitted in screened porches. Vent system termination is permitted in porch areas with two or more sides open. You must follow all side wall, overhang and ground clearances as stated in the instructions.

Hearth & Home Technologies assumes no responsibility for the improper performance of the appliance when the venting system does not meet these requirements.

V

Clearances to Electrical Service

Q 18” – Non-vinyl sof fi

t and overhang

42” – Vinyl sof fi

t and overhang

R 8 ft.

Figure 6.3 Minimum Clearances for Termination

CAUTION: IF EXTERIOR WALLS ARE FINISHED WITH VINYL SIDING, IT IS SUGGESTED THAT A VINYL PROTECTOR KIT BE INSTALLED.

Heatilator • Novus NNXT • 4055-879 • Rev. U • 3/14 23

24

7

Vent Information and Diagrams

A. Approved Pipe

This appliance is approved for use with Hearth & Home

Technologies DVP and/or SLP venting systems. Refer to

Section 17.B. for vent component information.

DO NOT mix pipe, fi

ttings or joining methods from different manufacturers.

The pipe is tested to be run inside an enclosed wall.

There is no requirement for inspection openings at each joint within the wall.

WARNING! Risk of Fire or Asphyxiation. This appliance requires a separate vent. DO NOT vent to a pipe serving a separate solid fuel burning appliance.

B. Vent Table Key

The abbreviations listed in this vent table key are used in the vent diagrams.

Symbol

V

1

V

2

H

1

H

2

Description

First section (closest to appliance) of vertical length

Second section of vertical length

First section (closest to appliance) of horizontal length

Subsequent sections of horizontal length

C. Use of Elbows

Diagonal runs have both vertical and horizontal vent aspects when calculating the effects. Use the rise for the vertical aspect and the run for the horizontal aspect (see

Figure 7.1).

Two 45º elbows may be used in place of one 90º elbow.

On 45º runs, one foot of diagonal is equal to 8-1/2 in. (216 mm) horizontal run and 8-1/2 in. (216 mm) vertical run. A length of straight pipe is allowed between two 45º elbows

(see Figure 7.1).

D. Measuring Standards

Vertical and horizontal measurements listed in the vent diagrams were made using the following standards.

• Pipe measurements are shown using the effective length of pipe (see Figure 7.2).

• Horizontal terminations are measured to the outside mounting surface ( fl

ange of termination cap) (see

Figure 6.3.).

• Vertical terminations are measured to bottom of termination cap.

• Horizontal pipe installed level with no rise.

Vertical

12 in.

8-1/2 in.

Horizontal

On 45° runs, 1 ft (.3 m) of diagonal is equal to 8-1/2 in. (216 mm) horizontal run and 8-1/2 in. (216 mm) vertical run.

Figure 7.1 Using Two 45° Elbows

DVP Pipe

(see chart)

Effective

Height/Length

DVP4

DVP6

DVP12

DVP24

DVP36

DVP48

DVP6A

DVP12A

Effective Height/Length

Pipe inches

4

6

12

24

36

48

3 - 6

3 - 12 mm

102

152

305

610

914

1219

76 - 152

76 - 305

SLP Pipe

(see chart)

Effective

Height/Length

Effective Height/Length

Pipe

SLP4

SLP6

SLP12

SLP24

SLP36

SLP48

SLP6A

SLP12A inches

4

6

12

24

36

48

2 - 6

2 - 12 mm

102

152

305

610

914

1219

51 - 152

51 - 305

Figure 7.2 Pipe Effective Length

Heatilator • Novus NNXT • 4055-879 • Rev. U • 3/14

E. Vent Diagrams

To replace the fi

rst starter elbow with two 45° elbows, refer to Figure 7.4. All other 90° elbows can be replaced with two 45° elbows.

General Rules:

• SUBTRACT 3 ft. from the total H measurement for each

90° elbow installed horizontally.

• SUBTRACT 1-1/2 ft. from the total H measurement for each 45° elbow installed horizontally.

• A maximum of three 90° elbows (or six 45° elbows) may be used in any vent con fi

guration. Some elbows may be installed horizontally. See Figure 7.8.

• Elbows may be placed back to back anywhere in the system as long as the fi

rst 90° elbow is a starter elbow except as shown in Figure 7.4.

• When penetrating a combustible wall, a wall shield fi

restop must be installed.

• When penetrating a combustible ceiling, a ceiling fi

restop must be installed.

• Horizontal runs of vent do not require vertical rise; horizontal runs may be level.

Note: The NNXT series appliances can adapt to

SLP series vent pipe when venting off the top of the appliance. You must use a DVP-SLP24 adapter which can only be attached to the appliance starting collar.

When looking at horizontal termination diagrams, the adapter is not counted as part of the minimum vertical

(V

1

min.) requirements.

Whether horizontal or vertical termination, the adapter is counted as part of the maximum vertical limitations.

All venting rules for the vent run must still be followed.

HORIZONTAL EXAMPLE

H

1

= 11 ft.

max.

V

1

= 1 ft.

DVP

1. Top Vent - Horizontal Termination

One Elbow

H

1

= 11 ft.

max

V

1

= 1 ft.

DVP-SLP24

V

1

H

1 SLP

VERTICAL EXAMPLE

V1 min.

ft m

0 0.00 -

0.33 0.10 -

0.5

0.15 -

1 0.30 -

V1 max.

ft m

-

-

-

2

4

H1 max.

ft m

6

11

0.61

1.22

1.83

3.35

1.5

0.46 -

2 0.61 -

DVP

SLP

25

23

-

-

17

17

7.62 17

7.01 17

5.18

5.18

5.18

5.18

You may install the elbow directly on top of the appliance (DVP only).

Figure 7.3

12 ft (3.66 m) min.

60 ft (18.29 m) max.

DVP

Heatilator • Novus NNXT • 4055-879 • Rev. U • 3/14

12 ft (3.66 m) min.

60 ft (18.29 m) max.

SLP

DVP-SLP24

Adapter

25

1. Top Vent - Horizontal Termination

- (continued)

Two 45° Elbows replacing One 90° Elbow

4 ft min.

(1.22 m)

17 ft max.

(5.18 m)

Figure 7.4

Two Elbows

H

2

H

2

H

3

Installed

Horizontally ft

V

1

min.

m

0.5

0.15

1 0.30

1.5

0.46

2 0.61

DVP

SLP

-

-

-

25

23

V

1

max.

ft m

-

-

-

-

7.62

7.01

H

1

+H

2

max. H

1

+H

2

+H

3

max.

ft m ft m

6 1.83

-

11

17

17

17

17

3.35

5.18

5.18

5.18

5.18

11

17

17

17

17

3.35

5.18

5.18

5.18

5.18

Installed

Vertically

H

1

V

1

26

Figure 7.5

Heatilator • Novus NNXT • 4055-879 • Rev. U • 3/14

1. Top Vent - Horizontal Termination

- (continued)

Three Elbows

DVP

SLP

Installed

Vertically ft

1

V

1

min.

m

0.30

1 0.30

V

1

+ V

2

max. H

1

+H

2

max.

ft

24 m

7.32

ft

17 m

5.18

22 6.71

17 5.18

H

2

V

2

V

1

H

1

Figure 7.6

2. Top Vent - Vertical Termination

No Elbow

12 ft (3.66 m) min.

60 ft (18.29 m) max.

Install Top Vent Flue Visor - No Elbow Con

fi

gurations

• Remove the refractory retainer from one side refractory.

Remove lower refractory retainer

Figure 7.7

Figure 7.7a Remove Refractory Retainer from one Side

Heatilator • Novus NNXT • 4055-879 • Rev. U • 3/14 27

• Remove the side refractory:

- Gently raise the front of the top refractory.

- Lift the side piece up slightly and then out.

Lift top refractory and hold in place

• Remove two screws from fi

rebox top.

• Using these screws and the same holes, install the top vent fl

ue baf fl

e.

- The fl

ue baf fl

e will be turned to install below the level of the fi

rebox top for 12-30 ft vertical runs of vent.

See Figure 7.7d.

- The fl

ue baf fl

e will be turned to install inside the fl

ue for vertical vent runs of 31-60 ft. See Figure 7.7e.

Pull side refractory forward & out

Figure 7.7b Remove Side Refractory

• Remove top refractory:

- Lower towards side removed in previous step.

- Gently twist out.

Place flue visor, reinsert screws

Figure 7.7d 12-30 ft Vertical Run

Lower & twist; pull out

Figure 7.7c Remove Top Refractory

Place flue visor, reinsert screws

Figure 7.7e 31-60 ft Vertical Run

• Reinstall Refractory:

- Replace top refractory.

- Lift top refractory and slide side refractory back into position.

- Replace bottom retainer.

28 Heatilator • Novus NNXT • 4055-879 • Rev. U • 3/14

2. Top Vent - Vertical Termination - (continued)

Three Elbows

Maximum horizontal run is

100% of vertical, but cannot exceed 17 ft (5.18 m)

12 ft (3.66 m) min.

60 ft (18.29 m) max.

Figure 7.8

Heatilator • Novus NNXT • 4055-879 • Rev. U • 3/14 29

2. Top Vent - Vertical Termination - (continued)

Two Elbows

12 ft (3.66 m) min.

60 ft (18.29 m) max.

Maximum horizontal run is 100% of vertical, but cannot exceed 17 ft (5.18 m)

Figure 7.9

30 Heatilator • Novus NNXT • 4055-879 • Rev. U • 3/14

3. Rear Vent - Horizontal Termination

No Elbow

18 in. (457 mm) max.

Figure 7.10

One 45° Elbow

18 in. (457 mm) max.

Figure 7.11

Heatilator • Novus NNXT • 4055-879 • Rev. U • 3/14 31

3. Rear Vent - Horizontal Termination - (continued)

Two Elbows

4

6

8

8

8 ft

0

2

H

1

max.

m

0

0.61

1.22

1.83

2.44

2.44

2.44

2

3

4

5

6 ft

1

1

V

1

min.

m

0.30

0.30

0.61

0.91

1.22

1.52

1.83

6

9

12

15

18

3

3 ft

H

1

+H

2

max.

m

0.91

0.91

1.83

2.74

3.66

4.57

5.49

V

1

H

2

H

1

Figure 7.12

Three Elbows

32

Figure 7.13

H

3

8

8

4

6

8 ft

0

2

H

1

max.

m

0

0.61

1.22

1.83

2.44

2.44

2.44

4

5

2

3

6 ft

1

1

V

1

min.

m

0.30

0.30

0.61

0.91

1.22

1.52

1.83

H

1

+H

2

+H

3

max.

ft m

3 0.91

12

15

18

3

6

9

0.91

1.83

2.74

3.66

4.57

5.49

Installed

Horizontally

H

2

V

1

H

1

Heatilator • Novus NNXT • 4055-879 • Rev. U • 3/14

4. Rear Vent - Vertical Termination

One Elbow

0 min.

6 ft (1.83 m) max.

12 ft (3.66 m) min.

60 ft (18.29 m) max.

Figure 7.14

Two Elbows

12 ft (3.66 m) min.

60 ft (18.29 m) max.

Maximum horizontal run is 100% of vertical, but cannot exceed 18 ft (5.49 m)

0 min.

6 ft (1.83 m) max.

Figure 7.15

Heatilator • Novus NNXT • 4055-879 • Rev. U • 3/14 33

4. Rear Vent - Vertical Termination - (continued)

Three Elbows

12 ft (3.66 m) min.

60 ft (18.29 m) max.

Maximum horizontal run is

100% of vertical, but can- not exceed 18 ft (5.49 m)

0 min.

6 ft (1.83 m) max.

Figure 7.16

34 Heatilator • Novus NNXT • 4055-879 • Rev. U • 3/14

8

Vent Clearances and Framing

A. Pipe Clearances to Combustibles

WARNING! Risk of Fire! Maintain air space clearance to vent. DO NOT pack insulation or other combustibles:

• Between ceiling fi

restops

• Between wall shield fi

restops

• Around vent system

Failure to keep insulation or other material away from vent pipe may cause overheating and fi

re.

Note: Heat shields MUST overlap by a minimum of 1-1/2 in. (38 mm).

• DVP heat shield - designed to be used on a wall 4 in. to 7-1/4 in. (102 mm to 184 mm) thick .

• If wall thickness is less than 4 in. the existing heat shields must be field trimmed.

If wall thickness is greater than 7-1/4 in. an extended heat shield will be required.

• SLP heat shield - designed to be used on a wall 4-3/8 in. to 7-5/8 in. (111 mm to 194 mm thick).

• If wall thickness is less than 4-3/8 the existing heat shields must be field trimmed.

If wall thickness is greater than 7-5/8 in. an extended heat shield will be required.

(DVP Pipe Shown)

3 in. (76 mm) top clearance

1 in. (25 mm) clearance around vertical sections

Heat

Shield

3 in. (76 mm) top clearance *

Heat

Shield

Wall

Shield

Firestop

WALL

1 in. (25 mm) clearance bottom & sides

Heat

Shield

3 in. (76 mm) top clearance *

Heat

Shield

B. Wall Penetration Framing

Combustible Wall Penetration

Whenever a combustible wall is penetrated, you must frame a hole for the wall shield fi

restop(s). The wall shield fi

restop maintains minimum clearances and prevents cold air in fi

ltration.

• The opening must be framed on all four sides using the same size framing materials as those used in the wall construction.

• SLP pipe - A wall shield fi

restop must be placed on each side of an interior wall. A minimum 1 1/2 in. (38 mm) overlap of attached heat shields must be maintained.

• DVP pipe - A wall shield fi

restop is required on one side only on interior walls. If your local inspector requires a wall shield fi

restop on both sides, then both wall shield fi

restops must have a heat shield attached to them.

• See Section 10.L. for information for regarding the installation of a horizontal termination cap.

Non-Combustible Wall Penetration

If the hole being penetrated is surrounded by non-combustible materials such as concrete, a hole with diameter one inch greater than the pipe is acceptable.

Whenever a non-combustible wall is penetrated, the wall shield fi

restop is only required on one side and no heat shield is necessary.

12 in.

10 in.

Vent framing hole.

DO NOT PACK WITH

INSULATION OR

OTHER MATERIAL.

Wall

Shield

Firestop

1 in. (25 mm) clearance bottom & sides

WALL

* When using SLP pipe, minimum clearances from the vent pipe to combustible materials at inside wall firestops are: Top: 2-1/2 in. (64 mm)

Bottom: 1/2 in. (13 mm)

Sides: 1 in. (25 mm)

Figure 8.1 Horizontal Venting Clearances To Combustible

Materials

The center of the framing hole is

1 in. (25mm) above the center of the horizontal vent pipe.

B*

Framing should be constructed of 2 X 4 lumber or heavier.

* To center of pipe.

A*

Model in.

A

Top Vent

39-1/2

B

Rear Vent

23-1/2

NNXT4236

NNXT3933 mm 1003 597

Figure 8.2 Wall Penetration

Heatilator • Novus NNXT • 4055-879 • Rev. U • 3/14 35

C. Install the Ceiling Firestop

A ceiling fi

restop MUST be used between fl

oors and attics.

• DVP pipe only - Frame an opening 10 in. by 10 in. (254 mm by 254 mm) whenever the vent penetrates a ceiling/ fl

oor (see

Figure 8.3).

• SLP pipe only - Frame opening 9 in. x

9 in. (229 mm x 229 mm) whenever the vent penetrates a ceiling/floor (see Figure

8.3).

• Frame the area with the same sized lumber as used in ceiling/ fl

oor joist.

• The ceiling fi

restop may be installed above or below the ceiling joists when installed with a attic insulation shield. It must be under joists between fl

oors that are not insulated. Refer to Figure 8.4.

• Secure with three fasteners on each side.

WARNING! Risk of Fire! DO NOT pack insulation around the vent. Insulation must be kept back from the pipe to prevent overheating.

D. Install Attic Insulation Shield

WARNING! Fire Risk. DO NOT allow loose materials or insulation to touch vent. Hearth

& Home Technologies requires the use of an attic shield.

The International Fuel Gas Code requires an attic shield constructed of 26 gauge minimum steel that extends at least 2 in. (51 mm) above insulation.

• Attic insulation shields must meet speci fi

ed clearances to combustible materials and be secured in place.

• An attic insulation shield kit is available from

Hearth & Home Technologies. Contact your dealer to order. Install attic insulation shield according to instructions included with kit.

PIPE

DVP

SLP

Figure 8.3 Installing Ceiling Firestop

Install attic insulation shields before or after installation of vent system.

ATTIC ABOVE

A

A

A

10 in. (254 mm)

9 in. (229 mm)

36

Ceiling firestop installed below ceiling.

Figure 8.4 Installing the Attic Shield

Heatilator • Novus NNXT • 4055-879 • Rev. U • 3/14

Ceiling firestop installed above ceiling.

9

Appliance Preparation

A. Top Vent

CAUTION! Risk of Cuts, Abrasions or Flying Debris.

Wear protective gloves and safety glasses during installation. Sheet metal edges are sharp.

NOTICE: Once appliance is set up for top or rear venting, it CANNOT be changed at a later time.

• Remove the cover plate by removing the two screws holding it to the top of the appliance. Remove and discard the cover plate.

• Fold the center parts of the retaining band up and use to remove the vent cap.

Figure 9.4

• Discard the vent cap, remove and discard the insulation basket.

Note: Once the vent cap has been removed it cannot be reattached.

Figure 9.1

• Remove the center insulation plug.

Figure 9.2

• Cut the metal retaining band and fold the sides out.

Figure 9.5

• Snap the fi

rst vent section into place.

Proceed to Section 9.C.

Figure 9.3

Heatilator • Novus NNXT • 4055-879 • Rev. U • 3/14 37

B. Rear Vent

NOTICE: Once appliance is set up for top or rear venting, it CANNOT be changed at a later time.

• Fold the tabs toward the center of the vent cap (90º) and remove the insulation gasket.

• Discard the vent cap, remove and discard the insulation basket.

Figure 9.6

• Cut the metal retaining band and fold the sides out.

Figure 9.9

• Attach the fi

rst vent section (it will snap into place). Slide the insulation gasket onto the vent section, up against the appliance and over the tabs.

Figure 9.7

• Fold the center parts of the retaining band out and use to remove the vent cap.

Figure 9.10

38

Figure 9.8

Heatilator • Novus NNXT • 4055-879 • Rev. U • 3/14

C. Secure and Level the Appliance

WARNING! Risk of Fire! Prevent contact with:

• Sagging or loose insulation

• Insulation backing or plastic

• Framing and other combustible materials

Block openings into the chase to prevent entry of blown-in insulation. Make sure insulation and other materials are secured.

DO NOT notch the framing around the appliance standoffs.

Failure to maintain air space clearance may cause overheating and fi

re.

The diagram shows how to properly position and secure the appliance (see Figure 9.11). Nailing tabs are provided to secure the appliance to the framing members.

• Bend out nailing tabs on each side.

• Place the appliance into position.

• Keep nailing tabs fl

ush with the framing.

• Level the appliance from side to side and front to back.

• Shim the appliance as necessary. It is acceptable to use wood shims underneath the appliance.

• Secure the appliance to the framing by using nails or screws through the nailing tabs.

• Secure the appliance to the fl

oor by inserting two screws through the pilot holes at the bottom of the appliance.

Nailing Flanges

(both sides)

Figure 9.11 Proper Positioning and Securing of an Appliance

Heatilator • Novus NNXT • 4055-879 • Rev. U • 3/14 39

40

10

Install Vent Pipe

A. Assemble Vent Sections (DVP Only)

Attach Pipe to the Firebox Assembly

Note: The end of the pipe sections with the lanced tabs will face towards the appliance.

Attach the fi

rst pipe section to the starting collar:

• Lanced pipe end to the starting collar

• Inner pipe over inner collar

• Push the pipe section until all lanced tabs snap in place

• Lightly tug on pipe to con fi

rm it has locked.

Commercial, Multi-family (Multi-level exceeding two stories), or High-Rise Applications

All outer pipe joints must be sealed with high temperature silicone with a minimum of 300ºF continuous exposure rating, including the slip section that connects directly to the horizontal termination cap.

• Apply a bead of silicone sealant inside the female outer pipe joint prior to joining sections. See Figure 10.1

• Only outer pipes need to be sealed. All unit collar, pipe, slip section, elbow and cap outer fl

ues shall be sealed in this manner, unless otherwise stated.

WARNING! Risk of Fire or Explosion! DO NOT break silicone seals on slip sections. Use care when removing termination cap from slip pipe. If slip section seals are broken during removal of the termination cap, vent may leak.

Assemble Pipe Sections

Per Figure 10.2:

• Start the inner pipe on the lanced end of section A into the fl

ared end of section B.

• Start the outer pipe of section A over the outer pipe of section B.

• Once both vents sections are started, push fi

rmly until all lanced tabs lock into place.

• Lightly tug on the pipe to confirm the tabs have locked.

It is acceptable to use screws no longer than 1/2 in. (13 mm) to hold outer pipe sections together. If predrilling holes, DO NOT penetrate inner pipe.

For 90° and 45° elbows that are changing the vent direction from horizontal to vertical, one screw minimum should be put in the outer fl

ue at the horizontal elbow joint to prevent the elbow from rotating. Use screws no longer than 1/2 in. (13 mm). If predrilling screw holes, DO NOT penetrate inner pipe.

Figure 10.1 High Temperature Silicone Sealant

A

Lances

B

Figure 10.2

Figure 10.3

Note: Make sure that the seams are not aligned to prevent unintentional disconnection.

CORRECT

Figure 10.4 Seams

Heatilator • Novus NNXT • 4055-879 • Rev. U • 3/14

INCORRECT

B. Assemble Vent Sections (SLP Only)

To attach the fi

rst vent component to the starting collars of the appliance

• Attach a DVP-SLP24 adapter to the starting collar of the appliance.

• Lock the vent components into place by sliding the pipe section onto the collar.

• Align the seam of the pipe and seam of collar to allow engagement. Rotate the vent component to lock into place. Use this procedure for all vent components. See

Figure 10.5.

• Slide the gasket over the fi

rst vent section and place it flush to the appliance. This will prevent cold air in fi

ltration. Caulk with a minimum of 300ºF continuous exposure rating may be used to hold the part in place.

• Continue adding vent components, locking each succeeding component into place.

• Ensure that each succeeding vent component is securely fi

tted and locked into the preceding component.

Commercial, Multi-family (Multi-level exceeding two stories), or High-Rise Applications

For installation into a commercial, multi-family (multi-level exceeding two stories) or high-rise applications: All outer pipe joints must be sealed with silicone with a minimum of 300ºF continuous exposure rating, including the slip section that connects directly to the horizontal termination cap.

• Apply a bead of silicone sealant inside the female outer pipe joint prior to joining sections. See Figure 10.1

• Only outer pipes need to be sealed. All unit collar, pipe, slip section, elbow and cap outer fl

ues shall be sealed in this manner, unless otherwise stated.

C. Assemble Slip Sections

WARNING! Risk of Fire or Asphyxiation! Overlap pipe sections at least 1 1/2 in. (38 mm). Secure slip sections with two screws which must not exceed 1/2 in. (13 mm) in length. Use the pilot holes. Pipe could separate if not properly joined.

• Slide the inner fl

ue of the slip section into the inner fl

ue of the pipe section and the outer fl

ue of the slip section over the outer fl

ue of the pipe section. See Figure 10.6.

• Slide together to the desired length.

Figure 10.6 Slip Section Pilot Holes

• Maintain a 1-1/2 in. (38 mm) overlap between the slip section and the pipe section.

• Secure the pipe and slip section with two screws no longer than 1/2 in. (13 mm), using the pilot holes in the slip section. See Figure 10.7.

WARNING! Risk of Fire or Explosion! DO NOT break silicone seals on slip sections. Use care when removing termination cap from slip pipe. If slip section seals are broken during removal of the termination cap, vent may leak.

Figure 10.7 Screws into Slip Section

2 - Rotate

• Continue adding pipe as necessary following instructions in “Assemble Pipe Sections.”

NOTICE: If slip section is too long, the inner and outer fl

ues of the slip section can be cut to the desired length.

1 - Align Seams

Figure 10.5 Adding Venting Components

NOTICE: When installing a vent system with an HRC termination cap, all pipe system joints shall be sealed using silicone with a minimum of 300ºF continuous exposure rating.

• Apply a bead of silicone sealant inside the female outer pipe joint prior to joining sections.

• Only outer pipes are sealed, sealing the inner fl

ue is not required.

• All unit collar, pipe, slip section, elbow and cap outer fl

ues shall be sealed.

Heatilator • Novus NNXT • 4055-879 • Rev. U • 3/14 41

D. Secure the Vent Sections

• Vertical runs originating off the top of the appliance, with no offsets, must be supported every 8 ft. (2.44 m) after the maximum allowed 25 ft. (7.62 m) of unsupported rise.

• Vertical runs originating off the rear of the appliance, or after any elbow, must be supported every 8 ft.(2.44 m).

• Horizontal runs must be supported every 5 ft. (1.52 m).

• Wall shield fi

restops may be used to provide horizontal support.

• Vent support or plumber’s strap (spaced 120° apart) may be used for support. See Figures 10.8 and 10.9.

• SLP ceiling fi

restops have tabs that may be used to provide vertical support.

WARNING! Risk of Fire, Explosion or Asphyxiation! Improper support may allow vent to sag and separate. Use vent run supports and connect vent sections per installation instructions. DO NOT allow vent to sag below connection point to appliance.

E. Disassemble Vent Sections

• Rotate either section (see Figure 10.10) so the seams on both pipe sections are aligned as shown in Figure

10.11.

• Pull carefully to separate the pieces of pipe.

Figure 10.10 Rotate Seams for Disassembly

Figure 10.8 Securing Vertical Pipe Sections

Figure 10.11 Align and Disassemble Vent Sections

42

Figure 10.9 Securing Horizontal Pipe Sections

Heatilator • Novus NNXT • 4055-879 • Rev. U • 3/14

F. Install Decorative Ceiling Components

(SLP only)

A decorative ceiling thimble can be installed on a fl

at ceiling through which the vent passes. The decorative ceiling thimble is used to cover the fi

restop.

• Seal the gap between the vent pipe and fi

restop using silicone with a minimum of 300ºF continuous exposure rating to prevent cold air in fi

ltration.

• Install the decorative ceiling thimble by sliding it up to the ceiling and attaching it using the provided screws.

A decorative cathedral ceiling support box can be used where vertical vent runs pass through a cathedral ceiling.

• Use a plumb-bob to mark the center line of the venting system on the ceiling and drill a small hole through the ceiling and roof at this point. Locate the hole and mark the outline of the cathedral ceiling support box on the outside roof.

• Remove shingles or other roof covering as necessary to cut the rectangular hole for the support box. Cut the hole 1/8 in. (3 mm) larger than the support box outline.

• Lower the support box through the hole in the roof until its bottom is at least 2 in. (51 mm) below the ceiling

(Figure 10.12).

• Level the support box both vertically and horizontally and temporarily tack it in place through the inside walls into the roof sheathing.

• Use tin snips to cut the support box from the top corners down to the roof line and fold the resulting fl

aps to the roof. See Figure 10.13.

• Nail the fl

aps to the roof AFTER running a bead of non hardening sealant between the fl

aps and the roof.

WARNING! Risk of Fire! Clean out ALL materials from inside the support box and complete the vertical vent run and termination.

Figure 10.12

Figure 10.13

Level

Cathedral ceiling support box

2 in. (51 mm) minimum below finished ceiling

Cut hole 1/8 in. (3 mm) greater in size than pattern of support box as it is projected onto roofline.

Heatilator • Novus NNXT • 4055-879 • Rev. U • 3/14 43

G. Install Metal Roof Flashing

• See minimum vent heights for various pitched roofs

(Figure 10.14) to determine the length of pipe to extend through the roof.

• Slide the roof fl

ashing over the pipe sections extending through the roof as shown in Figure 10.15.

Horizontal overhang

24 in. min.

(610 mm)

Termination

Cap

20 in.

(508 mm)

Lowest

Discharge

Opening

Vertical wall

Storm Collar

Roof

Flashing

12

X

Roof Pitch is X / 12

H (min.) - Minimum height from roof to lowest discharge opening.

H. Assemble and Install Storm Collar

CAUTION! Risk of Cuts, Abrasions or Flying Debris.

Wear protective gloves and safety glasses during installation. Sheet metal edges are sharp.

• Slide the storm collar onto the exposed pipe section and align brackets.

• Insert a bolt (provided) through the brackets and install nut. Do not completely tighten.

Roof Pitch H (Min.) Ft.

Flat to 6/12 1.0*

Over 6/12 to 7/12 1.25*

Over 7/12 to 8/12 1.5*

Roof Pitch H (Min.) Ft.

Over 11/12 to 12/12 4.0

Over 12/12 to 14/12 5.0

Over 14/12 to 16/12 6.0

Over 8/12 to 9/12 2.0*

Over 9/12 to 10/12 2.5*

Over 16/12 to 18/12 7.0

Over 18/12 to 20/12 7.5

Over 10/12 to 11/12 3.25 Over 20/12 to 21/12 8.0

* 3 ft. minimum in snow regions

Figure 10.14 Minimum Height From Roof to Lowest Discharge

Opening

NOTICE: Failure to properly caulk the roof fl

ashing and pipe seams may permit entry of water.

• Caulk the gap between the roof fl

ashing and the outside diameter of the pipe.

• Caulk the perimeter of the fl

ashing where it contacts the roof surface. See Figure 10.15.

• Caulk the overlap seam of any exposed pipe sections that are located above the roof line.

Figure 10.16 Insert Bolt into Brackets

• Slide the assembled storm collar down the pipe section until it rests on the roof fl

ashing. See Figure 10.16.

• Tighten nut and make sure the collar is tight against the pipe section.

• Caulk around the top of the storm collar. See Figure 10.17.

CAULK

44

Figure 10.15

Heatilator • Novus NNXT • 4055-879 • Rev. U • 3/14

I. Install Vertical Termination Cap

• Attach the vertical termination cap by sliding the inner collar of the cap into the inner fl

ue of the pipe section while placing the outer collar of the cap over the outer fl

ue of the pipe section.

• Secure the cap by driving three self-tapping screws

(supplied) through the pilot holes in the outer collar of the cap into the outer fl

ue of the pipe (see Figure 10.17).

Termination Cap

Caulk

Storm

Collar

Figure 10.17

J. Install Decorative Wall Components (SLP only)

A decorative wall thimble can be installed on an interior wall through which the vent passes. The decorative wall thimble is used to cover the wall shield fi

restop.

• Slide the decorative wall thimble over the last section of horizontal pipe before passing through the wall to the outside.

• Once the pipe section and the termination cap have been connected, slide the wall thimble up to the interior wall surface and attach with screws provided. See

Figure 10.18.

K. Heat Shield Requirements for Horizontal

Termination

WARNING! Risk of Fire! To prevent overheating and fi

re, heat shields must extend through the entire wall thickness.

• DO NOT remove the heat shields attached to the wall shield fi

restop and the horizontal termination cap.

• Heat shields must overlap 1-1/2 in. (38 mm) minimum.

There are two sections of the heat shield. One section is factory-attached to the wall shield fi

restop. The other section is factory-attached to the cap. See Figure 10.19.

If the wall thickness does not allow the required 1-1/2 in.

(38 mm) heat shield overlap when installed, an extended heat shield must be used.

• If the wall thickness is less than 4 in./102 mm (DVP) or

4-3/8 in./ 111 mm (SLP), the heat shields on the cap and wall shield fi

restop must be trimmed. A minimum 1-1/2 in. (38 mm) overlap MUST be maintained.

• Use an extended heat shield if the fi

nished wall thickness is greater than 7-1/4 in. (184 mm).

• The extended heat shield may need to be cut to length maintaining suf fi

cient length for a 1-1/2 in. (38 mm) overlap between heat shields.

• Attach the extended heat shield to either of the existing heat shields using the screws supplied with the extended heat shield. Refer to “Vent Components Diagrams” in the back of this manual.

• Rest the small leg on the extended heat shield on top of the pipe section to properly space it from the pipe section.

Important Notice: Heat shields may not be fi

eld constructed.

Figure 10.18 Wall Thimble

Heatilator • Novus NNXT • 4055-879 • Rev. U • 3/14 45

L. Install Horizontal Termination Cap

WARNING! Risk of Fire! The telescoping fl

ue section of the termination cap MUST be used when connecting vent.

• 1-1/2 (38 mm) minimum overlap of fl

ue telescoping section is required.

Failure to maintain overlap may cause overheating and fi

re.

• Vent termination must not be recessed in the wall. Siding may be brought to the edge of the cap base.

• Flash and seal as appropriate for siding material at outside edges of cap.

• When installing a horizontal termination cap, follow the cap location guidelines as prescribed by current

ANSI Z223.1

and CAN/CGA-B149 installation codes and refer to Section 6 of this manual.

CAUTION! Risk of Burns! Local codes may require installation of a cap shield to prevent anything or anyone from touching the hot cap.

NOTICE: For certain exposures which require superior resistance to wind-driven rain penetration, a fl

ashing kit and

HRC caps are available. When penetrating a brick wall, a brick extension kit is available for framing the brick.

Note: When using termination caps with factory-supplied heat shield attached, no additional wall shield fi

restop is required on the exterior side of a combustible wall.

Wall Shield

Firestop

Heat Shield or

Extended

Heat Shield

Heat Shield

1-1/2 in. (38 mm) min.

overlap

Slip Section can be extended

Outer Vent

Inner Vent

INTERIOR

Vent depth from back of appliance to outside surface of exterior wall

(see chart below)

Figure 10.19 Venting through the wall

SHEATHING

EXTERIOR

Cap Speci fi

cation Chart (depth without using additional pipe sections)

DVP-TRAPK1

Top Vent Depth

DVP-TRAP1

Rear Vent Depth

DVP-TRAPK2

Top Vent Depth

DVP-TRAP2

Rear Vent Depth

SLP-TRAP1

Top Vent Depth

4 1/2 to 6 3/8 in.

3 to 4 7/8 in.

6 7/8 to 10 7/8 in. 5 3/8 to 9 3/8 in.

2 to 3 7/8 in.

NNXT Series

DVP-HPC1

Top Vent Depth

4 1/2 to 6 5/8 in.

DVP-HPC1

Rear Vent Depth

DVP-HPC2

Top Vent Depth

DVP-HPC2

Rear Vent Depth

3 to 5 1/8 in.

6 5/8 to 10 3/4 in. 5 1/8 to 9 1/4 in.

DVP-TRAP1 can adjust 1 1/2 in. (3 1/8 to 4 5/8)

DVP-TRAP2 can adjust 4 in. (5 3/8 to 9 3/8)

SLP-TRAP1 can adjust 1 5/8 in. (3 1/8 to 4 3/4)

SLP-TRAP2 can adjust 4 in. (5 1/4 to 9 1/4))

DVP-HPC1 can adjust 2 1/8 in. (4 1/4 to 6 3/8)

DVP-HPC2 can adjust 4 1/8 in. (6 3/8 to 10 1/2)

SLP-TRAP2

Top Vent Depth

4 3/8 to 8 3/8 in.

46 Heatilator • Novus NNXT • 4055-879 • Rev. U • 3/14

11

Shrouds

A. HHT Shrouds

• You may install a shroud with this fi

replace. See Section 17.D. for a list of UL Listed shrouds. Follow the instructions included with these optional components

B. Field Constructed Shrouds

WARNING! Risk of Fire! Shrouds must be constructed as speci fi

ed. Improper construction may overheat chase top.

• Chase top shrouds may be fi

eld constructed where permitted by regional building codes.

NOTICE: Some regional codes require an agency-Listed shroud. Consult your local building of fi

cials.

• The following fi

eld constructed shroud designs have been tested for Hearth Technologies fi

replace systems and termination caps.

• The shrouds must be constructed from a minimum .018 in. (26 ga) thick aluminized steel.

• The wire mesh is optional but recommended and must be .018 in. thick minimum, 1/2 in. mesh.

Open Top Shroud (may be used with DVP-TV, DVP-TVHW, SLP-TVHW)

Min.

Top Dim.

Min.

Top Dim.

Min. Base Dims.

in 19 x 19 mm 483 x 483

Min. Top Dims.

in 16 x 16 mm 406 x 406

Min.

Base Dim.

Min.

Base Dim.

Figure 11.1 Open Top Shroud Dimensions

Heatilator • Novus NNXT • 4055-879 • Rev. U • 3/14 47

Mailbox Style Shroud (may be used with DVP-TV, DVP-TVHW, SLP-TVHW)

Min. Height

Min.

Base Dim

Figure 11.2 Mailbox Style Shroud Dimensions

Min. Base Dim

Min. Base Dims.

in 20 x 20 mm 508 x 508

Min. Height in 18 mm 457

Roofed Style Shroud (may be used with DVP-TV, DVP-TVHW, SLP-TVHW)

Minimum

Height

Min. Base Dimension

Figure 11.2 Roofed Style Shroud Dimensions

Min. Opening

Width

Minimum

Opening

Height

Minimum

Base Dimension

Min. Base Dims.

in 20 x 20 mm 508 x 508 in mm

Min. Height

18

458

Min. Opening Width in 14 mm 356

Min. Opening Height in 10 mm 254

48 Heatilator • Novus NNXT • 4055-879 • Rev. U • 3/14

12

Gas Information

A. Fuel Conversion

• Make sure the appliance is compatible with available gas types.

• Conversions must be made by a qualified service technician using Hearth & Home Technologies speci fi

ed and approved parts.

B. Gas Pressure

• Optimum appliance performance requires proper input pressures.

• Gas line sizing requirements will be determined in ANSI

Z221.3 National Fuel Gas Code in the USA and CAN/

CGA B149 in Canada.

• Pressure requirements are:

Gas Pressure

Minimum inlet pressure

Maximum inlet pressure

Manifold pressure

Natural Gas

5.0 in. w.c.

10.0 in. w.c.

3.5 in. w.c.

Propane

11.0 in. w.c.

13.0 in. w.c.

10.0 in. w.c.

WARNING! Risk of Fire or Explosion! High pressure will damage valve. Low pressure may cause explosion.

• Verify inlet pressures. Verify minimum pressures when other household gas appliances are operating.

• Install regulator upstream of valve if line pressure is greater than 1/2 psig.

WARNING

Fire Risk.

Explosion Hazard.

High pressure will damage valve.

• Disconnect gas supply piping BEFORE pressure testing gas line at test pressures above 1/2 psig.

• Close the manual shutoff valve BEFORE pressure testing gas line at test pressures equal to or less than 1/2 psig.

Note: Have the gas supply line installed in accordance with local codes, if any. If not, follow ANSI 223.1. Installation should be done by a quali fi

ed installer approved and/or licensed as required by the locality. (In the Commonwealth of Massachusetts installation must be performed by a licensed plumber or gas fi

tter).

Note: A listed (and Commonwealth of Massachusetts approved) 1/2 in. (13 mm) T-handle manual shut-off valve and fl

exible gas connector are connected to the 1/2 in. (13 mm) control valve inlet.

• If substituting for these components, please consult local codes for compliance.

C. Gas Connection

• Refer to Reference Section 17.A. for location of gas line access in appliance.

• Gas line may be run through knockout(s) provided.

• The gap between supply piping and gas access hole may be caulked with caulk with a minimum of 300ºF continuous exposure rating, or stuffed with noncombustible, unfaced insulation to prevent cold air in fi

ltration.

• Ensure that gas line does not come in contact with outer wrap of the appliance. Follow local codes.

• Pipe incoming gas line into valve compartment.

• Connect incoming gas line to the 1/2 in. (13 mm) connection on manual shutoff valve.

WARNING! Risk of Fire or Explosion! Support control when attaching pipe to prevent bending gas line.

• A small amount of air will be in the gas supply lines.

WARNING! Risk of Fire or Explosion! Gas build-up during line purge could ignite.

• Purge should be performed by qualified service technician.

• Ensure adequate ventilation.

• Ensure there are no ignition sources such as sparks or open fl

ames.

Light the appliance. It will take a short time for air to purge from lines. When purging is complete the appliance will light and operate normally.

WARNING! Risk of Fire, Explosion or Asphyxiation!

Check all fi

ttings and connections with a non-corrosive commercially available leak-check solution. DO NOT use open fl

ame. Fittings and connections could have loosened during shipping and handling.

WARNING! Risk of Fire! DO NOT change valve settings.

This valve has been preset at the factory.

D. High Altitude Installations

NOTICE: If the heating value of the gas has been reduced, these rules do not apply. Check with your local gas utility or authorities having jurisdiction.

When installing above 2000 feet elevation:

• In the USA: Reduce burner ori fi

ce 4% for each 1000 feet above 2000 feet.

• In CANADA: Reduce burner ori fi

ce 10% for elevations between 2000 feet and 4500 feet. Above 4500 feet, consult local gas utility.

Heatilator • Novus NNXT • 4055-879 • Rev. U • 3/14 49

13

Electrical Information

A. Wiring Requirements

NOTICE: This appliance must be electrically wired and grounded in accordance with local codes or, in the absence of local codes, with National Electric Code

ANSI/NFPA 70-latest edition or the Canadian Electric

Code CSA C22.1.

• Wire the appliance junction box to 120 VAC. This is required for proper operation of the appliance (Intelli fi

re

Plus™ ignition).

• A 120 VAC circuit for this product must be protected with ground-fault circuit-interrupter protection, in compliance with the applicable electrical codes, when it is installed in locations such as in bathrooms or near sinks.

• Low voltage and 120 VAC voltage cannot be shared within the same wall box.

WARNING! Risk of Shock or Explosion! DO NOT wire

120V to the valve or to the appliance wall switch. Incorrect wiring will damage controls.

C. Optional Accessories Requirements

• This appliance may be used with a wall switch, wall mounted thermostat and/or a remote control.

• Wiring for optional Hearth & Home Technologies approved accessories should be done now to avoid reconstruction. Follow instructions that come with those accessories.

• Hearth & Home Technologies recommends that Intelli-

Fire Plus TM wireless controls be used for their features and functionality with the IntelliFire Plus TM ignition system.

• A standard ON/OFF switch is compatible.

B. Intelli

fi

re Plus™ Ignition System Wiring

• Wire the appliance junction box to 120 VAC for proper operation of the appliance.

WARNING! Risk of Shock or Explosion! DO NOT wire

IPI controlled appliance junction box to a switched circuit.

Incorrect wiring will override IPI safety lockout.

• Refer to Figure 13.1, Intelli fi

re Plus intermittent pilot ignition (IPI) wiring diagram.

• This appliance is equipped with an Intelli fi

re control valve which operates on a 6-volt system.

• Plug the 6-volt DC power supply into the appliance junction box to supply power to the unit

• For battery backup protection, install four AA-cell batteries (not included) into the battery pack before use.

Remove batteries if the fi

replace will not be used for an extended period of time.

NOTICE: Battery polarity must be correct or module damage will occur.

50 Heatilator • Novus NNXT • 4055-879 • Rev. U • 3/14

D. Electrical Service and Repair

WARNING! Risk of Shock! Label all wires prior to disconnection when servicing controls. Wiring errors can cause improper and dangerous operation. Verify proper operation after servicing.

WARNING! Risk of Shock! Replace damaged wire with type 105° C rated wire. Wire must have high temperature insulation.

RC200 12V DC

(A23 X 1)

TO JUNCTION

BOX (120V)

6V DC

SUPPLY

FLAME

MODULATION

CONTROL MODULE

I

S

FLAME

SENSE

IGNITER

3 PRONG 120VAC

AUX200 MODULE

FAN

ORANGE

(PILOT)

GREEN

(MAIN)

RED

BLACK

BROWN

BROWN/RED

OPTIONAL ON/OFF

SWITCH

BATTERY PACK

6V DC

GROUND

Figure 13.1 RC200 Wiring Diagram

TO JUNCTION

BOX 120VAC

Heatilator • Novus NNXT • 4055-879 • Rev. U • 3/14 51

E. Junction Box Installation

If the box is being wired from the OUTSIDE of the appliance:

• Remove the cover plate located on the outer shell - right side (see Figure 13.2).

• Install the supplied Romex™ connector in the cover plate.

• Make all necessary wire connections and reattach the cover plate to the outer shell.

Romex

Connector

14/2WG

Cover Plate outside firebox

If the box is being wired from the INSIDE of the appliance:

• Remove the screw attaching the junction box/receptacle to the outer shell, rotate the junction box inward to disengage it from the outer shell (see Figure 13.2).

• Pull the electrical wires from outside the appliance through this opening into the valve compartment. See

Figure 13.4.

WHT

BLK

WHT

BLK

GRN wire inside box

Copper ground attached to GRN screw with

GRN wire

Figure 13.2 Junction Box Detail

F. Wall Switch Installation for Fan (Optional)

If the box is being wired to a wall mounted switch for use with a fan, see Figure 13.3:

• The power supply for the appliance must be brought into a switch box.

• The power can then be supplied from the switch box to the appliance using a minimum of 14-3 with ground wire.

• At the switch box connect the black (hot) wire and red (switch leg) wire to the wall switch as shown.

• At the appliance connect the black (hot), white (neutral) and green (ground) wires to the junction box as shown.

• Add a 1/4 in. insulated female connector to the red (switch leg) wire, route it through the knockout in the face of the junction box, and connect to the top fan switch connector (1/4 in. male) as shown.

52

Switch

Minimum 14-3 AWG with Ground

Junction Box

Red

Black

White

Green

Red Black

Switch Box

Knockout

Red

Figure 13.3 Junction Box Wired to Wall Switch or BC10

Heatilator • Novus NNXT • 4055-879 • Rev. U • 3/14

Black

White

Green

Power

Supply

Wires

G. Remote Control Installation & Operations

RC200

IntelliFire Plus™ Multifunction Remote Control

Installation & Operating Instructions

Hearth & Home Technologies disclaims any responsibility for, and the warranty will be voided by, the following actions:

• Installation and use of any damaged system component.

• Modi fi cation of the system component.

• Installation other than as instructed by Hearth & Home

Technologies.

• Installation and/or use of any component part not approved by Hearth & Home Technologies.

Any such action may cause a fi

re hazard.

• Read, understand and follow these instructions for safe installation and operation.

Introduction

The RC200 multifunctional wireless control with docking station is designed to control constant pilot feature, fl

ame height, blower speed and to turn your gas fi

replace on and off. The RC200 remote control is only for use with the Hearth & Home Technologies IntelliFire

Plus™ system (IPI).

FCC Requirements

WARNING! Risk of Fire! Changes or modi fi

cations to this unit not expressly approved by the party responsible for compliance could void the user’s authority to operate the equipment.

Note: This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to Part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates, uses, and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications. However, there is no guarantee that interference will not occur in a particular installation. If this equipment does cause harmful interference to radio or television reception, which can be determined by turning the equipment off and on, the user is encouraged to try to correct the interference by one or more of the following measures:

• Reorient or relocate the receiving antenna.

• Increase the separation between the equipment and receiver.

• Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.

• Contact the dealer or an experienced radio TV technician for help.

Heatilator • Novus NNXT • 4055-879 • Rev. U • 3/14

Canadian Equipment Requirements

This digital apparatus does not exceed the (Class A/ Class

B) limits for radio noise emissions from digital apparatus set out in the Radio Interference Regulations of the Canadian Department of Communications. Le present appareil numerique n’emet pas de bruits radioelectriques depassant les limites applicables aux appareils numeriques (de la class A/de la class B) prescrites dans le Reglement sur le brouillage radioelectrique edicte par le ministere des

Communications du Canada.

This device complies with RSS-210 of Industry and Science

Canada. Operation is subject to the following two conditions: (1) this device may not cause interference, and (2) this device must accept any interference, including interference that may cause undesired operation of the device.

Installation Precautions

This control is tested and safe when installed in accordance with this installation manual. Do not install any components that may be damaged.

Do not modify, disassemble, or substitute any of the components included with this kit. Installation of this unit must be done by a quali fi

ed service technician.

Placement of this remote control may affect performance.

An assessment of the space should be done prior to installation for optimum performance.

Determine Location

Determine the location for the remote control. The selected location should be in the same space as the gas fi

replace with visual sight of fi

replace. The remote control must be placed within 30 feet of the fi

replace but should not be exposed to extreme heat.

The RC200 is approved for interior installation and should always be placed under weather resistant cover when used in exterior applications.

• Keep remote control out of reach of children.

53

Installation of Remote Control Housing

CAUTION! Risk of Fire! DO NOT install damaged or modi fi

ed components .

Warranty will be voided if damaged or modi fi

ed components are installed.

Kit components : One remote control, two #6 screws, two wall anchors, one A23 battery and one AUX200 module (if purchased retail).

1. Remove remote control components from packaging.

2. Remove battery cover from the back of the remote by sliding it down and install A23 battery.

To prevent unintended operation when not using your fi

replace for an extended period of time (summer months, vacation, trips, etc):

• Remove battery from remote control.

• Unplug switching adapter and remove back-up batteries.

3. Secure the remote control housing on a fl

at wall surface using the two screws and wall anchors provided.

See Figure 1.

5. Close the housing door and press the power button.

The red light illuminates if the battery was properly installed. See Figure 3.

RED LED

Figure 3. Mounting Remote Control Housing

AUX200 Module Installation

• Control Module should be set in the OFF position before any components are installed.

• Insert the 4 hole harness from the AUX200 module into the 4 pin plug on the control module. See Figure 4.

AUX200

CABLE

Figure 1. Mounting Remote Control Housing

4. Place remote control inside housing. See Figure 2.

Figure 4. AUX 200 module installation

Fan Installation

• Insert the 3 prong plug from the fan into the receptacle located in the AUX200 module. See Figure 5.

Figure 2. Remote in Housing

54 Heatilator • Novus NNXT • 4055-879 • Rev. U • 3/14

• Insert 3 prong plug from AUX200 module into REM/AUX receptacle of fi

replace junction box.

FAN CORD

Figure 5. Plug Fan into AUX200 Module

Programming the RC200 to the Control Module

CAUTION! Risk of burns! DO NOT program the remote control to the control module when fi

replace is hot.

• Verify the ON/OFF/REMOTE switch is in the REMOTE position. Green LED light will blink three times and beep once 5 seconds later when ready. See Figure 6.

• Using a small item (such as a paper clip) press and release the learn button located near the ON/OFF/

REMOTE switch. See Figure 6.

• Control module will beep once and LED will blink green for 10 seconds.

• While the LED is blinking, press the power button on the remote control. A double beep will come out of the control module to indicate that it has been programmed successfully.

NOTICE: Up to three remote controls can be programmed into the control module. Simply press a button on the other remote controls during the 10 second programming process to add another remote into the system.

To clear memory in the control module, use a small item

(such as a paper clip) to press and release the LEARN button. Control module will beep once and LED will blink green for 10 seconds DO NOT press any buttons on the remote during the ten seconds that the green LED blinks.

The memory will be cleared.

Function Buttons

Press the POWER button to turn the fi

replace

ON and OFF. The fi

replace will fi

rst ignite the pilot. Once the pilot fl

ame is established the main burner will be lit.

Press the FLAME button to adjust the fl

ame height. The fl

ame height can be adjusted to 5 different settings: MAX, HIGH, MEDIUM, LOW,

MIN. Flame height will not be adjustable for fi

rst ten seconds when fi

replace is turned on. The system remembers the previous fl

ame height setting and will automatically adjust to previous setting after 10 seconds.

Press the FAN button to adjust the fan speed.

The FAN speed can be adjusted to 4 different settings: HIGH, MED, LOW and OFF. The fan has a timer built into the control module. After the fi

replace is turned ON the timer will wait for

7 minutes before turning on the fan. In addition, the fan will remain on for 12 minutes after the fi

replace has been turned OFF. Whenever the fan is turned ON, the FAN will start up on the high setting for 10 seconds before adjusting to the previous user setting.

Press the PILOT button to activate or deactivate the constant pilot. The control module will beep once indicating constant pilot has been activated. A double beep indicates the constant pilot has been deactivated.

NOTICE: Whenever the fi

replace is cycled from OFF to

ON, the main burner will light on high for 10 seconds before returning to the previous user setting.

Setting the Child Lock

• Remove battery cover from the back of the remote by sliding it down. Slide the child lock switch to enable or disable the child lock feature. See Figure 7.

NOTICE: No functions will be usable until child lock feature is disabled.

REMOTE POSITION

Figure 6. Programming RC200 Figure 7. Child Lock Switch

Heatilator • Novus NNXT • 4055-879 • Rev. U • 3/14 55

Power Outage

• If fi

replace battery backup system IS installed at time of power outage, fi

replace operation will not be interrupted.

• If fi

replace battery backup system IS NOT installed at time of power outage, fi

replace will shut off. To resume fi

replace operation, install battery backup.

NOTICE: Battery polarity must be correct or module damage will occur.

Manual Fireplace Shutoff

In the unlikely event that the remote wall switch malfunctions and will not turn off the fi

replace, call your dealer for service assistance. In the meantime, you may choose one of the following actions to turn off the fi

replace:

CAUTION! Risk of burns! Fireplace surfaces are hot when operating and during cool down. Use care and wear gloves when opening the front and accessing components inside the fi

replace.

The fi

replace may be manually shut down by one of the following methods:

Turn off the control module:

• Open or remove the decorative front to access the control module.

• Move switch to OFF (See Figure 6).

Disconnect power to the control module:

• Open or remove the decorative front to access power cord to the junction box and/or back-up batteries.

• Unplug the control module and/or remove back-up batteries.

Shut off gas to the control:

Open or remove the decorative front and locate the gas shut-off valve to the left of the gas control.

• Rotate the valve 90 degrees to turn off gas supply.

Turn off power to the fi

replace (if back-up batteries are not installed):

• Locate house circuit breaker for fi

replace.

• Turn off the circuit breaker.

Frequently Asked Questions/Troubleshooting

Symptom

Remote control will not transmit

Control module will not take commands from remote control

Possible Cause

Batteries

Remote control is in Child

Lock mode

Control module is not in

“REMOTE” mode

Control module and remote control are not programmed to each other

Control module is unplugged. In case of power outage, backup batteries are depleted or missing

Fan does not turn on when fi

replace is started

Fan does not turn off when fi

replace turned off

Built in time delay

Built in time delay

Corrective Action

Verify battery is functional and installed correctly.

Disengage Child Lock mode.

Ensure module switch is set to REMOTE.

The control module will beep when it successfully receives a command. If it does not beep, clear module memory and reprogram wall switch.

If red LED light comes on when power button is pressed, verify that the control module is plugged in the fi

replace junction box located in the controls area. Also verify that the batteries are installed in the battery pack.

The fi

replace must run for seven minutes in order for the fan to engage.

The fan will run for twelve minutes after the fi

replace is turned off.

Fireplace shuts down after extended periods

Fireplace is on but will not shut off with the remote control

Built-in timer

External wired wall switch

Remote control or control module failure

The fi

replace will automatically shut down after nine hours of continuous operation if it does not receive a command from the remote.

The fi

replace cannot be turned off by remote if an external wired wall switch is installed and in the ON position. Turn external wall switch to OFF.

At control module, turn off fi

replace by sliding the ON/OFF/RE-

MOTE switch to OFF. Warning! Risk of Fire! Fireplace is hot.

Use caution when accessing module.

56

Please contact your Hearth & Home Technologies dealer with any questions or concerns.

For the location of your nearest

Hearth & Home Technologies dealer, please visit www.

fi

reside.com.

Heatilator • Novus NNXT • 4055-879 • Rev. U • 3/14

14

Finishing

A. Mantel and Wall Projections

WARNING! Risk of Fire! Comply with all minimum clearances to combustibles as speci fi

ed. Framing or fi

nishing material closer than the minimums listed must be constructed entirely of non-combustible materials (i.e., steel studs, concrete board, etc).

Mantels

Note: All measurements in inches .

30 in. minimum to ceiling

5

3

5

4

5-1/2

6-1/4

6

7

9

8

7

7-3/4

8-1/2

9-1/4

10

10

12

11

11-1/2

10-3/4

14

13

12-1/4

13

17

16

15 15-1/4

14-1/2

13-3/4

18

16

Measured from top of hood (in inches)

Figure 14.1 Minimum Vertical and Maximum Horizontal Dimensions

Mantel Legs or Wall Projections

Top of

Appliance

Drywall

A

B

Mantel Leg or

Perpendicular Wall

A

B

1 in. (25 mm) min. to perpendicular wall

3-1/2 in. (89 mm) min. from fireplace opening to perpendicular wall

Figure 14.2 Mantel Leg or Wall Projections (Acceptable on both sides of opening)

Heatilator • Novus NNXT • 4055-879 • Rev. U • 3/14 57

B. Facing Material

• Metal front faces may be covered with non-combustible materials only.

• Facing and/or fi

nishing materials must not interfere with air fl

ow through louvers, operation of louvers or doors, or access for service.

• Facing and/or fi

nishing materials must never overhang into the glass opening.

• Observe all clearances when applying combustible materials.

• Seal joints between the fi

nished wall and appliance top and sides using a 300°F minimum sealant. Refer to

Figure 14.3.

WARNING! Risk of Fire! DO NOT apply combustible materials beyond the minimum clearances. Comply with all minimum clearances to combustibles as speci fi

ed in this manual. Overlapping materials could ignite and will interfere with proper operation of doors and louvers.

Non-combustible strip shipped with appliance.

DO NOT REMOVE!

May be covered with non-combustible materials only.

Finish wall material may be combustible on sides and up to non-combustible strip on top.

0 in.

0 in.

0 in.

High Temperature Sealant (300° F/149° C min.)

Top and Side Seal Joint

Figure 14.3 Non-combustible Facing Diagram

58 Heatilator • Novus NNXT • 4055-879 • Rev. U • 3/14

15

Appliance Setup

A. Remove the Packaging

Remove the shrink fi

lm, corrugated top cap, bottom cap and column protectors from the appliance. The appliance should look as shown in Figure 15.1.

Figure 15.1 Appliance Unwrapped

B. Remove Screen Package Assembly

• Grasp the top of the screen package and lift up to remove. See Figures 15.2 and 15.3.

C. Remove the Shipping Materials

Remove the shipping materials from inside or underneath the fi

rebox.

D. Removing Fixed Glass Assembly

WARNING! Risk of Asphyxiation! Handle fi

xed glass assembly with care. Inspect the gasket to ensure it is undamaged and inspect the glass for cracks, chips or scratches.

DO NOT:

• Strike, slam or scratch glass.

• Operate fi

replace with glass removed, cracked, broken or scratched.

Replace fi

xed glass assembly as a complete assembly.

• Remove screen.

• Pull the four (30/33/36 in. appliances) or seven (42 in. appliance) glass assembly latches out of the groove on the glass frame. Refer to Figure 15.4.

• Remove the glass assembly from the appliance.

Figure 15.2 Lift up on Screen Package

Latches

(both bottom and top)

Glass

Assembly

Figure 15.4 Glass Assembly

E. Remove Top Log Pack

The top log pack is shipped inside the fi

rebox. When you remove the glass, the log pack will come out also.

F. Remove Packing Material

Remove the fi

ve pieces of foam packing material. See

Figure 15.5.

Figure 15.3 Remove Screen Package Figure 15.5 Remove Packing Material

Heatilator • Novus NNXT • 4055-879 • Rev. U • 3/14 59

G. Clean the Appliance

Clean/vacuum any sawdust that may have accumulated inside the fi

rebox or underneath in the control cavity.

H. Accessories

Install approved accessories per instructions included with the accessories. Refer to Section 17.

WARNING! Rick of Fire and Electric Shock! Use ONLY

Hearth & Home Technologies-approved optional accessories with this appliance. Using non-listed accessories could result in a safety hazad and will void the warranty.

I. Place the Rockwool

WARNING! Risk of Explosion! Follow rockwool placement instructions. DO NOT place rockwool directly over burner ports. Replace rockwool material annually. Improperly placed rockwool interferes with proper burner operation.

• Rockwool is shipped with this gas appliance.

• Place a small amount of 1/2 in. diameter pieces (dimesize) rockwool on the burner pan so that the rockwool touches, but does not cover, the holes in the burner pan (refer to Figure 15.6). This will provide the “glowing embers” look.

• It is not necessary to use the entire bag. Save the remaining rockwool for future use.

J. Place the Lava Rock

See Figure 15.6.

L. Assemble Logs

• Base logs have been permanently mounted on the burner pan/hearth sheet and should not be moved.

Figure 15.7 Base Logs

• Install the left middle log by aligning the hole in the bottom of the log with the pin on the left side of the left bottom log.

Figure 15.8 Install Left Middle Log

• Install the left top log by aligning the slot in the bottom of the left top log with the left pin in the back log. The back of the top log should set on the back log with the tip resting on the left middle log.

Rockwool

Lava Rock &

Vermiculite

Figure 15.6 Placement of Rockwool, Lava Rock and Vermiculite

K. Place the Vermiculite

Sprinkle on top of lava rock.

Figure 15.9 Install Left Top Log

60 Heatilator • Novus NNXT • 4055-879 • Rev. U • 3/14

• Install the right middle log by aligning the slot and hole in the bottom of the log with the two pins on the right end of the left bottom log.

M. Replacing Fixed Glass Assembly

• Set the glass panel on the lower two or four glass assembly latches, ensuring the glass panel is centered in the opening.

• Replace glass latches. See Figure 15.4.

Figure 15.10 Install Right Middle Log

• Install the top right Y log by aligning the slot on the bottom of the log with the pin on the right side of the back log.

The Y end of the log should rest on the top indent in the right middle log and the top of the right bottom log.

N. Air Shutter Setting

Air shutter setting should be adjusted by a quali fi

ed installer at the time of installation.

• The air shutter is set at the factory for minimum vertical vent run.

• Adjust air shutter for longer vertical runs. See

Figure 15.12.

• Turn the thumbscrew to open and close.

Close Open

Figure 15.12 Adjusting Air Shutter

Figure 15.11 Install Top Right Y Log

Heatilator • Novus NNXT • 4055-879 • Rev. U • 3/14 61

O. Remove Screen Protector

• Cut the tape on top of the screen protector. See

Figure 15.13.

• Open the screen protector and remove the screen. See

Figure 15.14.

Q. Install Hood

• Locate the four screws just inside the upper section of the appliance.

• Slide the hood into position under the screw heads.

• Tighten the four screws. See Figure 15.16.

Figure 15.13 Cut Packaging Tape

Figure 15.16 Installing Hood

R. Install Control Heat Shield

The control heat shield MUST be placed over the control plate before operating the appliance. Not doing so may result in overheating the controls on the plate.

• Verify that the control plate is installed and legs are on bottom pan of appliance. See Figure 15.17.

Figure 15.14 Remove Screen Protector

P. Unpackage the Hood

Remove hood from appliance as shown in Figure 15.15.

Control Heat Shield in Place

HOOD

Figure 15.17 Control Heat Shield - Installed

• Make sure all wires are under the top of the control heat shield and that there are no wires pinched between legs and the bottom pan.

62

Figure 15.15 Removing Hood

Heatilator • Novus NNXT • 4055-879 • Rev. U • 3/14

S. Close the Screen Assembly

• Make sure the screen magnetic touch latches are in the open position. See Figure 15.21.

• Hang the screen on the shoulder screws in the columns.

See Figure 15.22.

• Rotate the screen in at the bottom until it touches the magnetic touch latches. See Figure 15.23.

• Press in on the bottom of the screen until the magnetic touch latches close. See Figure 15.24.

Open

Figure 15.23 Rotate the Screen Down

Figure 15.21 Magnetic Touch Latch Open

Hang Screen on Shoulder Screws

Figure 15.22 Hang Screen

Figure 15.24 Press on Bottom of Screen

Heatilator • Novus NNXT • 4055-879 • Rev. U • 3/14 63

16

Troubleshooting

With proper installation, operation, and maintenance your gas appliance will provide years of trouble-free service. If you do experience a problem, this troubleshooting guide will assist a quali fi

ed service technician in the diagnosis of a problem and the corrective action to be taken. This troubleshooting guide can only be used by a quali fi

ed service technician. Contact your dealer to arrange a service call by a quali fi

ed service technician.

A. Intelli

fi

re Plus™ Intermittent Ignition System

Symptom Possible Cause

1. Pilot won’t light.

The ignitor/module makes noise, but no spark.

A. Incorrect wiring.

B. Loose connections or electrical shorts in the wiring.

C. Ignitor gap is too large.

2. Pilot won’t light, there is no noise or spark.

A. No power or transformer installed incorrectly.

B. A shorted or loose connection in wiring con fi

guration or wiring harness.

3. Pilot sparks, but

Pilot will not light.

C. Improper wall switch wiring.

D. Module not grounded.

A. Gas supply.

B. Ignitor gap is too large.

C. Module is not grounded.

D. Pilot valve solenoid

Corrective Action

Verify “S” wire (white) for sensor and “I” wire (orange) for ignitor are connected to correct terminals on module and pilot assembly.

Verify no loose connections or electrical shorts in wiring from module to pilot assembly. Verify connections underneath pilot assembly are tight; also verify igniter and fl ame sense wires are not grounding out to metal chassis, pilot burner, pilot enclosure, mesh screen if present, or any other metal object.

Verify gap of igniter to right side of pilot hood. The gap should be approximately .17 in. or 1/8 in. (3 mm).

Verify that transformer is installed and plugged into module. Check voltage of transformer at connection to module. Acceptable readings of a good transformer are between 6.4 and 6.6 volts DC.

Remove and reinstall the wiring harness that plugs into module.

Verify there is a tight fi

t. Verify pilot assembly wiring to module. Remove and verify continuity of each wire in wiring harness. Replace any damaged components.

Verify that 120/VAC power is “ON” to junction box.

Verify black ground wire from module wire harness is grounded to metal chassis of appliance.

Verify that incoming gas line ball valve is “open”. Verify that inlet pressure reading is within acceptable limits.

Verify gap of igniter to right side of pilot hood. The gap should be approximately .17 in. or 1/8 in. (3 mm).

Verify module is securely grounded to metal chassis of appliance.

Verify that 1.5 to 1.8 VDC is supplied to pilot solenoid from module.

If below 1.5 volts, replace module. If 1.5 volts or greater, replace valve.

64 Heatilator • Novus NNXT • 4055-879 • Rev. U • 3/14

Intelli

fi

re Plus™ Intermittent Pilot Ignition System - (continued)

4. Pilot lights but continues to spark, and main burner will not ignite. (If the pilot continues to spark after the pilot fl

ame has been lit, fl

ame recti fi

cation has not occurred.)

A. A shorted or loose connection in fl

ame sensing rod.

B. Poor fl

ame recti fi

cation or contaminated fl

ame sensing rod.

C. Module is not grounded.

D. Damaged pilot assembly or contaminated fl

ame sensing rod.

Verify all connections to wiring diagram in manual. Verify connections underneath pilot assembly are tight. Verify fl

ame sense or igniter wires are not grounding out to metal chassis, pilot burner, pilot enclosure or screen if present, or any other metal object.

With fi

xed glass assembly in place, verify that fl

ame is engul fi

ng fl

ame sensing rod on left side of pilot hood. Flame sensing rod should glow shortly after ignition. With a multi-meter, verify that current in series between module and sense lead is at least 0.14 microamps. Verify correct pilot ori fi

ce is installed and gas inlet is set to pressure speci fi

cations. Polish fl

ame sensing rod with fi

ne steel wool to remove any contaminants that may have accumulated on fl

ame sensing rod.

Verify module is securely grounded to metal chassis of appliance.

Verify that wire harness is fi

rmly connected to the module.

Verify that ceramic insulator around the fl ame sensing rod is not cracked, damaged, or loose. Verify connection from fl

ame sensing rod to white sensor wire. Polish fl

ame sensing rod with fi

ne steel wool to remove any contaminants that may have accumulated on fl

ame sensing rod. Verify continuity with a multi-meter with ohms set at lowest range. Replace pilot if any damage is detected.

Heatilator • Novus NNXT • 4055-879 • Rev. U • 3/14 65

17

Reference Materials

A. Appliance Dimension Diagram

Dimensions are actual appliance dimensions. Use for reference only. For framing dimensions and clearances refer to Section 5.

C

Model

NNXT3933

NNXT4236 in.

mm in.

mm

A

38

965

41

1041

B

33

838

36

916

C

11 5/8

295

14 5/8

371

Gas Line

Access

19-1/8 in.

(486 mm)

11-5/8in.

(295 mm)

A

6-1/2 in.

(165 mm) 3 in.

(76 mm)

B

34 in.

31-1/2 in.

(800 mm)

(864 mm)

2-3/8 in.

(60 mm)

Alternative

Gas Access

Electrical

Access

34-1/2 in.

(876 mm)

1-1/2 in.

(38 mm)

8 in.

(203 mm)

15-3/4 in.

(400 mm)

1-3/4 in.

(44 mm)

23-1/2 in.

(597 mm)

66

Figure 17.1 Appliance Dimensions

Heatilator • Novus NNXT • 4055-879 • Rev. U • 3/14

B. Vent Components Diagrams

DVP Pipe

(see chart)

Effective

Height/Length

Effective Height/Length

Pipe

DVP4

DVP6

DVP12

DVP24

DVP36

DVP48

DVP6A

DVP12A inches

4

6

12

24

36

48

3 - 6

3 - 12 mm

102

152

305

610

914

1219

76 - 152

76 - 305

10-1/2 in.

(267 mm)

4-7/8 in.

(124 mm)

10-7/8 in.

(276 mm)

DVP45

45° Elbow

45°

10 in.

(254 mm)

1 in.

(25 mm)

Assembled

Height: 24 in./610 mm

Diameter: 10 in./254 mm

DVP-AS2

DVP-FS

Ceiling Firestop

11-3/8 in.

(289 mm)

7-3/8 in.

(187 mm)

9-1/4 in.

(235 mm)

13-1/4 in.

(337 mm)

DVP90ST

90° Elbow

1/2 in.

(13 mm) TYP

1-1/4 in.

(32 mm)

10 in.

(254 mm)

UP

1-1/2 in.

(38 mm)

5 in.

(127 mm)

DVP-HVS

Vent Support

12 in.

(305 mm)

14 in.

(356 mm)

12 in.

(305 mm)

6 in.

(152 mm)

8 in.

(203 mm)

1 in.

(25 mm)

DVP-WS

Wall Shield Firestop

Figure 17.2 DVP Vent Components

Heatilator • Novus NNXT • 4055-879 • Rev. U • 3/14 67

B. Vent Components Diagrams (

continued

)

13-3/4 in.

(349 mm)

13-1/4 in.

(337 mm)

24-5/8 in.

(625 mm)

27-1/2 in.

(698 mm)

RF6M

Roof Flashing Multi-pak

13-3/4 in.

(349 mm)

5 in.

(127 mm)

31 in.

(787 mm)

24-5/8 in.

(625 mm)

13-1/4 in.

(337 mm)

RF12M

Roof Flashing Multi-pak

11-7/8 in.

(302 mm)

5 in.

(127 mm)

13-7/8 in.

(352 mm)

BEK

Trap Cap Brick Extension

DVP-TRAPFL

Flashing

26 in.

(660 mm)

DVP-HSM-B

Extended Heat Shield

7-1/8 in.

(181 mm)

DVP-BEK2

DVP-HPC Cap Brick Extension

11-5/8 in.

(295 mm)

12-1/8 in.

(308 mm)

5-3/4 in.

(146 mm)

COOL-ADDM

Cap Shield

13-7/8 in.

(352 mm)

9-1/2 in.

(241 mm)

14 in.

(356 mm)

DRC-RADIUS

Cap Shield

68

Figure 17.3 DVP Vent Components

Heatilator • Novus NNXT • 4055-879 • Rev. U • 3/14

B. Vent Components Diagrams (

continued

)

7-3/8 in.

(187 mm)

1-1/2 in.

(38 mm)

14 in.

(356 mm)

12 in.

(305 mm)

DVP-TB1

Basement Vent Cap

17-3/4 in.

(451 mm)

2-3/4 in.

(70 mm)

9 in.

(229 mm) 12-1/2 in.

(318 mm)

11-1/2 in.

(292 mm)

12-1/4 in.

(311 mm)

16 in.

(406 mm)

PVK-80

(For use with IPI and DSI appliances only.)

7-1/4 in.

(184 mm)

5-1/4 in.

(133 mm)

12-1/2 in.

(318 mm)

DVP-TVHW

Vertical Termination Cap (High wind)

3-7/8 in.

(98 mm)

10-1/2 in.

(267 mm)

DVP-TV

Vertical Termination Cap

1 in.

(25 mm)

7-1/4 in.

(184 mm)

14 in.

(356 mm)

16-7/8 in.

(429 mm)

14 in.

(356 mm)

12 in.

(305 mm)

12-1/8 in.

(314 mm)

7-1/8 in.

(181 mm)

8-3/4 in.

(222 mm)

1-5/8 in.

(41 mm)

DVP-HPC

High Performance Cap

Figure 17.4 DVP Vent Components

Heatilator • Novus NNXT • 4055-879 • Rev. U • 3/14

3/8 in. (10 mm)

1 in. (25 mm)

7-3/4 to 10-3/8 in.

(197 to 264 mm)

DVP-FBHT

Fire Brick Termination Cap

69

B. Vent Components Diagrams (

continued

)

Note: Heat shields MUST overlap by a minimum of 1-1/2 in. (38 mm). The heat shield is designed to be used on a wall 4 in. to 7-1/4 in. (102 mm to 184 mm) thick. If wall thickness is less than 4 in. (102 mm) the existing heat shields must be field trimmed. If wall thickness is greater than 7-1/4 in. (184 mm) a DVP-HSM-B will be required.

8 in.

(203 mm) Heat

Shield

15-1/8 in.

(384 mm)

12 in.

(305 mm)

Max

Effective

Length

DVP-TRAP

Horizontal Termination Cap

Term Cap

Trap1

Trap2

Minimum

Effective Length

3-1/8 in.

79 mm

5-3/8 in.

137 mm

Maximum

Effective Length

4-5/8 in.

117 mm

9-3/8 in.

238 mm

DVP-TRAP1 DVP-TRAPK1

DVP-TRAP2 DVP-TRAPK2

DVP-HPC1 DVP-HPC2

70

Figure 17.5 DVP Vent Components

Heatilator • Novus NNXT • 4055-879 • Rev. U • 3/14

B. Vent Components Diagrams

(continued)

15 in.

(381 mm)

Fillers

DVP-TRAP to DVP-HPC Side Filler Kit

8-1/8 in.

(206 mm)

13 in.

(330 mm)

DVP-HRC-SS

Effective Length

5-3/4 to 8-3/8 in.

146 to 213 mm

5-1/2 in.

140 mm

87°

8-3/8 in.

213 mm

10-1/2 in.

267 mm

10-7/8 in.

276 mm

DVP-HRC-ZC-SS

Figure 17.6 DVP Vent Components

Heatilator • Novus NNXT • 4055-879 • Rev. U • 3/14 71

B. Vent Components Diagrams

(continued)

Effective

Height/

Length

6-1/2 in.

165 mm

8-3/4 in.

222 mm

6-5/8 in.

168 mm

SLP45

45° Elbow

6-1/2 in.

165 mm

SLP PIPE

6 in.

152 mm

Effective Height/Length

Pipe inches mm

SLP4 4 102

SLP6

SLP12

SLP24

SLP36

SLP48

SLP6A

SLP12A

6

12

24

36

48

2 - 6

2 - 12

152

305

610

914

1219

51 - 152

51 - 305

6-5/8 in.

168 mm

9-7/8 in.

251 mm

SLP90-ST

90° Elbow

10-7/8 in.

276 mm

8-7/8 in.

225 mm

SLP-HVS

Horizontal Pipe

Support

1-1/2 in.

38 mm

6-1/2 in.

165 mm

9-1/4 in.

235 mm

6-1/2 in.

165 mm

25-3/16 in.

640 mm

DVP-SLP24

Adapter

8-1/16 in.

205 mm

8-11/16 in.

220 mm

72

8-11/16 in.

220 mm

SLP-FS

Ceiling Firestop

Figure 17.7 SLP Series Vent Components

1-1/2 in.

38 mm

12 in.

305 mm

SLP-WS

Wall Shield Firestop

Heatilator • Novus NNXT • 4055-879 • Rev. U • 3/14

12 in.

305 mm

5-1/2 in.

146 mm

B. Vent Components Diagrams

(continued)

Note: Heat shields MUST overlap by a minimum of 1-1/2 in. (38 mm). The heat shield is designed to be used on a wall 4 in. to 7-1/4 in. (102 mm to 184 mm) thick. If wall thickness is less than 4 in. (102 mm) the existing heat shields must be field trimmed. If wall thickness is greater than 7-1/4 in. (184 mm) a

DVP-HSM-B will be required.

8 in.

(203 mm)

Heat

Shield

15-1/8 in.

(384 mm)

12 in.

(305 mm)

SLP-TRAP

Horizontal Termination Cap

Max

Effective

Length

Term Cap

Trap1

Trap2

Minimum

Effective Length

3-1/8 in.

79 mm

5-1/4 in.

133 mm

Maximum

Effective Length

4-3/4 in.

121 mm

9-1/4 in.

235 mm

3-15/16 in.

(101 mm)

6-11/16 in.

(169 mm)

3-13/16 in.

(97 mm)

8 in.

(203 mm)

SL-2DVP

Adapter

26 in.

660 mm

3-15/16 in.

(101 mm)

5-1/16 in.

(128 mm)

15 in.

(381 mm)

8-1/8 in.

(206 mm)

13 in.

(330 mm)

DVP-HSM-B

Extended Heat Shield

SLP-HRC-SS

Effective Length

5-3/4 to 8-3/8 in.

146 to 213 mm

5-1/2 in.

140 mm

87°

8-3/8 in.

213 mm

14-7/16 in.

367 mm

14-7/16 in.

367 mm

SLP-WT-BK

Wall Thimble-Black

Figure 17.8 SLP Series Vent Components

2-5/16 in.

59 mm

10-1/2 in.

267 mm

10-7/8 in.

276 mm

SLP-HRC-ZC-SS

Heatilator • Novus NNXT • 4055-879 • Rev. U • 3/14 73

B. Vent Components Diagrams

(continued)

14 in.

356 mm

10-9/16 in.

269 mm

SLP-CCS-BK

Cathedral Ceiling

Support Box-Black

2-3/4 in.

(70 mm)

9 in.

(229 mm) 12-1/2 in.

(318 mm)

11-1/2 in.

(292 mm)

12-1/4 in.

(311 mm)

16 in.

(406 mm)

PVK-80

(For use with IPI and DSI appliances only.)

13 in.

330 mm

13 in.

330 mm

SLP-DCF-BK

Ceiling Firestop

Black

1-5/16 in.

34 mm

12 in.

305 mm

SLP-TVHW

Vertical

Termination Cap

12-1/2 in.

318 mm

10-11/16 in.

271mm

1 in.

(25 mm)

7-1/4 in.

(184 mm)

28-1/2 in.

724 mm 14 in.

(356 mm)

13-1/2 in.

343 mm

SLK-SNKD

Snorkel

Termination Cap

3/8 in. (10 mm)

1 in. (25 mm)

7-3/4 to 10-3/8 in.

(197 to 264 mm)

DVP-FBHT

Horizontal

Termination Cap

74

Figure 17.9 SLP Series Vent Components

Heatilator • Novus NNXT • 4055-879 • Rev. U • 3/14

D. Optional Components

20 in.

[508 mm]

C

D

B

A

LDS33/LDS46 Decorative Shroud

Catalog #

LDS33

LDS46

A B C D in.

mm in.

mm in.

mm in.

mm

36 914 36 914 8.5

216 11 279

48 1219 72 1829 8.5

216 11 279

E

D

C

B

A

Catalog #

LDS-BV in.

mm

LDS-BV Decorative Shroud

A

26

660

B

12.5

318

C

15.5

394

E

22

533

E

23

584

17 in.

[432 mm]

9-3/8 in.

[238 mm]

TCG375 Terra Cotta Cap

LDSCP-M Shroud Leg Multipack

(not shown)

See your Heatilator dealer for a complete listing of optional components.

Heatilator • Novus NNXT • 4055-879 • Rev. U • 3/14 79

E. Contact Information

Please contact your Heatilator dealer with any questions or concerns.

For the location of your nearest Heatilator dealer, please visit www.heatilator.com.

Heatilator, a brand of Hearth & Home Technologies

7571 215 th Street West, Lakeville, MN 55044 www.heatilator.com

- NOTES -

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NOTICE

• Important operating and maintenance instructions included.

DO NOT DISCARD THIS MANUAL

• Read, understand and follow these instructions for safe installation and operation.

• Leave this manual with party responsible for use and operation.

This product may be covered by one or more of the following patents: (United States) 5601073, 5613487, 5647340,

5890485, 5941237, 6006743, 6019099, 6053165, 6145502, 6374822, 6484712, 6601579, 6769426, 6863064, 7077122,

7098269, 7258116, 7470729, 8147240 or other U.S. and foreign patents pending.

2000-945B

Printed in U.S.A. - Copyright 2014

80 Heatilator • Novus NNXT • 4055-879 • Rev. U • 3/14

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