Installation Instructions
Induction Cooktop
Models: RNCT304 and RNCT365
Part No. 107240 Rev. C
Table of Contents
Important Safety Instructions........................................... 1
Important Information About Safety Instructions............... 1
Safety Symbols and Labels.............................................. 1
General Safety Precautions.............................................. 2
Installation Specifications................................................. 3
Product Dimensions.......................................................... 3
Electrical Specifications.................................................... 3
Planning the Location....................................................... 4
Cabinet Layout.................................................................. 4
Cabinet Cutout Dimensions.............................................. 5
Installation Instructions..................................................... 7
Verify the Package Contents............................................. 7
Chassis Installation........................................................... 7
Electrical Connection........................................................ 7
Verifying Proper Operation................................................ 9
Installation Checklist......................................................... 9
Before You Begin...
Installer: In the interest of safety and to minimize problems, read these installation instructions completely and carefully before you begin the installation process. Leave these installation instructions with the customer.
Customer: Keep these installation instructions for future reference and the local electrical inspector’s use.
Customer Service Information
If You Need Help...
Product Data Label
If you have questions or problems with installation, contact
your Dacor dealer or the Dacor Customer Service Team.
For repairs to Dacor appliances under warranty call the
Dacor Distinctive Service line. When you call, have the
model and serial number of the appliance ready. The model
and serial number are printed on the product data label.
The product data label contains the model and serial
number information and the electrical requirements.
It is located on the bottom of the cooktop chassis.
Dacor Customer Service Team
Phone: (800) 793-0093 ex. 2813 (U.S.A. and Canada)
Monday — Friday 6:00 a.m. to 5:00 p.m. Pacific Time
Web site:
Dacor Distinctive Service (for repairs under warranty)
Phone: (800) 793-0093 ex. 2822 (U.S.A. and Canada)
Monday — Friday 6:00 a.m. to 5:00 p.m. Pacific Time
Product data
All specifications are subject to change without notice. Dacor ® assumes no liability for changes to specifications.
© 2013 Dacor, all rights reserved.
Important Safety Instructions
Important Information About
Safety Instructions
The Important Safety Instructions and warnings in
this manual are not meant to cover all possible problems and conditions that can occur. Use common
sense and caution when installing, maintaining or operating this or any other appliance.
Always contact the Dacor Customer Service Team
about problems and conditions that you don’t understand. See Customer Service Information.
Safety Symbols and Labels
Immediate hazards that WILL result in severe personal
injury or death.
Hazards or unsafe practices that COULD result in severe
personal injury or death.
Hazards or unsafe practices that COULD result in minor
personal injury or property damage.
IMPORTANT: Do not store or use combustible, flammable or explosive vapors and liquids (such as gasoline) on
or in the vicinity of this or any other appliance. Also keep
items that could explode, such as aerosol cans, away
from the cooktop. Do not store flammable or explosive
materials in adjacent cabinets or areas (including above
and below the cooktop).
Persons with a pacemaker or other medical device should
use caution when standing near an induction cooktop
when it is in use. The electromagnetic field generated by
an induction cooktop may affect operation of a pacemaker or other medical device. Consult your doctor or medical device manufacturer about your particular situation.
WARNING – NEVER use this appliance as a space
heater to heat or warm the room. Doing so may result in
overheating of the appliance.
WARNING – NEVER cover any vents, slots, holes or
passages on the cooktop chassis. Doing so blocks air
flow through the cooktop and may cause a fire hazard.
Do not install this appliance outdoors and/or near water,
for example, near a pool.
Use this unit only in the manner intended by the
manufacturer. If you have any questions, contact the
Before installing or servicing unit, switch power off at
service panel and lock service disconnecting means
to prevent power from being switched on accidentally. When the service disconnecting means cannot be
locked, securely fasten a prominent warning device,
such as a tag, to the service panel.
Important Safety Instructions
General Safety Precautions
To reduce the risk of fire, electric shock, serious injury or death when using your appliance, follow basic safety precautions, including the following:
• Read the accompanying use and care manual before
operating this appliance.
• Keep packaging materials away from children. Plastic
sheets and bags can cause suffocation.
• If you receive a damaged product, immediately contact your dealer or builder. Do not install or use a
damaged appliance. Do not install or use the appliance if the conduit is damaged.
• This appliance must be properly installed and grounded by a qualified installer according to these installation instructions prior to use. The installer must show
the customer the location of the circuit breaker panel
or fuse box so that they know where and how to turn
off power to the cooktop. Dacor is not responsible for
the cost of correcting problems caused by improper
installation. The owner is responsible to make sure
this appliance is properly installed.
• Do not operate the cooktop before it is completely
installed in the countertop according to these instructions.
• Do not install, repair or replace any part of the
cooktop unless specifically recommended in the literature accompanying it. A qualified service technician
must perform all other service.
• Before performing any type of service or installation,
make sure that power to the appliance is turned off at
the circuit breaker panel or fuse box.
• Only use the cooktop for cooking tasks expected of a
home appliance as outlined in the literature accompanying it. This cooktop is not intended for commercial
or industrial use.
• Do not use corrosive chemicals or vapors on or in the
vicinity of this appliance.
• Do not climb on any part of the appliance.
• Do not leave children or pets alone or unattended in
the area around the cooktop. Do not allow children to
play with the controls.
• Do not store items of interest to children above or
on top of the cooktop. Children could be burned or
injured while climbing on the appliance.
• Do not tamper with the controls. Do not adjust or alter
any part of the cooktop unless specifically instructed
to do so in this manual.
• To avoid a fire hazard, do not hang flammable or heat
sensitive objects over the cooktop.
• Keep flammable items, such as paper, cardboard,
plastic, aluminum foil and cloth away from hot surfaces. Do not put such items on the cooktop. Do not
allow pot holders to touch hot surfaces.
• Do not place anything other than cooking utensils on
top of the cooktop. Do not use the cooktop as a table
or shelf.
• If the cooktop is near a window, do not use long curtains as window treatment. The curtains could blow
over the cooktop and create a fire hazard.
After use, make sure these surfaces have had sufficient time to cool before touching them.
• Do not wear loose or hanging apparel while using the
cooktop. Do not allow clothing to come into contact
with hot surfaces and the surrounding areas during
and immediately after use.
• Do not heat unopened food containers such as baby
food jars and cans or eggs. Pressure build up may
cause the container to burst and cause injury.
• Do not allow pans to boil dry.
• Clean the cooktop before using it for the first time
according to the use and care manual.
• Non-stick coatings, when heated, can be harmful to
birds. Remove birds to a separate, well-ventilated
room during cooking.
Installation Specifications
Product Dimensions
(76.2 cm) 2
(48.3 cm)
(53.3 cm)2
All tolerances: ±1/16 (±1.6 mm), unless otherwise stated.
Glass thickness:
3/16” (4.8 mm) 3 7/8”
(9.8 cm)
Glass thickness:
3/16” (4.8 mm) 3 7/8”
(9.8 cm)
(91.4 cm) 2
(72.4 cm)1
Model RNCT304
(86.4 cm)1
(48.3 cm)1
(53.3 cm) 2
Model RNCT365
Chassis depth is 1/2” wider/deeper at base of glass cooking surface assembly.
Cooking surface overhangs top of chassis by 3/4” (1.9 cm) in front, back and on both sides.
Electrical Specifications
This appliance is provided with electrical connection
leads in a flexible metal conduit. These leads may be a
smaller gauge than the standard household wiring of the
dedicated supply circuit, but they are suitable for connection to these circuits under the jurisdiction of the National
Electric Code, and/or the local inspection authority.
It is the owner’s responsibility to ensure that a licensed
electrician performs the installation of the electrical supply for this appliance. The electrical installation, including minimum supply wire size, must comply with the
National Electric Code ANSI/NFPA 70 (latest revision)
and local codes and ordinances. A copy of the standard
may be obtained from:
National Fire Protection Association
1 Batterymarch Park
Quincy, Massachusetts 02269-9101
The correct voltage, frequency and amperage must be
supplied to the appliance from a dedicated, grounded,
circuit that is protected by a properly sized circuit
breaker or time-delay fuse. If a time-delay fuse is utilized, fuse both sides of the line (L1 and L2).
The junction box and the remote circuit breaker panel
or fuse box, must be accessible when the cooktop is in
Total Connected
Dedicated Circuit
31.0 Amp.
(7.44 kW)
240 Vac, 60 Hz.
3 wire** 40 Amp.
45.0 Amp.
(10.56 kW)
240 Vac, 60 Hz.
3 wire** 50 Amp.
* These specifications are for reference only. See the product data label for exact specifications.
** Two 120 Vac hot (L1 and L2), one ground (all copper).
Installation Specifications
• IMPORTANT: Observe all governing codes and ordinances during planning and installation. Contact your
local building department for further information.
• To reduce the risk of a fire hazard, cooktop malfunction and/or damage to the appliance, all minimum/
maximum clearances shown in these instructions must
be met or exceeded.
• Do not attempt to modify or lengthen the conduit provided with the appliance. Do not use and extension
Cabinet Layout
Under Counter Clearance
IMPORTANT: To allow for ventilation, maintain a minimum
of 5 3/4” (14.6 cm) clearance between the top of the counter and ANY surface below, including the upper edge of any
drawers below. Also maintain a clearance of 2” (5.1 cm)
between the vents on the front of the chassis and the cabinet. See diagram below.
Planning the Location
Dacor recommends installing a non-combustible material on the rear wall behind the cooktop. To avoid a
fire hazard, do not install the cooktop between two tall
Carefully check the location where the cooktop is to be
installed. It should be placed for convenient access.
To reduce the risk of personal injury caused by reaching over a hot appliance, cabinet storage space located
directly above the cooktop should be avoided. If cabinet storage is to be provided, the risk can be reduced
by installing a range hood.
Installation above a drawer is not recommended.
Empty space below is required for installation and ventilation.
Make certain that electrical power meeting the specifications on page 3 can be provided in the selected
location and is permitted by local building codes.
Locate the junction box within reach of the included
48 inch long (122 cm) cooktop power conduit attached
at the bottom right rear of the chassis. Make sure the
underside of the cooktop and the junction box are
accessible for inspection and service.
To avoid damage top the countertop, bond the
countertop only with adhesive that is heat resistant to
temperatures above 212°F (100°C).
Do not install above this unit above a dishwasher,
washer, dryer, refrigerator or freezer.
5 3/4”
(14.6 cm)
2” gap
(5.1 cm)
Under-Cabinet Ventilation
If the cooktop chassis is completely enclosed, provide ventilation of 7 square inches minimum into the enclosure.
Overhead Ventilation
To reduce the risk of personal injury and to reduce accumulated smoke in the room, Dacor strongly recommends
installing a range hood. Install the range hood according
to the accompanying installation instructions. A range hood
should cover the entire cooking surface below and project
horizontally a minimum of 5 inches beyond the bottom of
overhead cabinets.
Always consult the countertop manufacturer for specific
installation instructions or requirements. NOTE: The
countertop opening must accept square corners of the
Fire Retardant Materials
Some installations may require the installation of fire retardant materials (see facing page).
Flame retardant materials bear the mark:
This mark is followed by the flame spread and smoke
ratings. These designations are shown as “FHC (Flame
Spread)/(Smoke Developed)”. Material with “0” flame
spread rating are flame retardant. Local codes may allow
other flame spread ratings.
Installation Specifications
Cabinet Cutout Dimensions
See following page for flush and downdraft
vent installation cutouts.
All tolerances: +1/16 (+1.6 mm), -0,
unless otherwise stated.
13” (33.0 cm)
surface along
back wall
Note 1
1 1/2” (3.8 cm)
max. countertop
Note 2
18” (45.7 cm)
Note 4
19 3/4”
(50.2 cm)
Note 5
Cabinet Clearances
RNCT304 30” (76.2 cm) 28 3/4” (73.0 cm)
RNCT365 36” (91.4 cm) 34 3/4” (88.3 cm)
30 inches minimum clearance between the top of the cooking surface and the bottom of an unprotected wood or metal
cabinet or A = 24 inches minimum when the bottom of wood or metal cabinet is protected by not less than 1/4 inch thick
flame retardant material covered with not less than #28 gage sheet steel, .015 inch thick stainless steel, .024 inch thick
aluminum, or .020 inch thick copper.
Distance to combustible side wall (both sides): 2 7/8” (7.3 cm) min. from edge of cutout, 2 1/4” (5.7 cm) min. from edge
of cooking surface.
This specification not applicable for cabinets more than a horizontal distance of 2 1/4” (5.7 cm) from edge of cooktop,
when installed.
1 1/8” (2.9 cm) min. to combustible surface to rear. 3/4” (1.9 cm) min. to non-combustible surface to rear.
Make sure proper internal spacing is maintained to allow for under-cabinet (chassis) ventilation. See facing page.
Installation Specifications
Cabinet Cutout Dimensions (cont.)
All tolerances: +1/16 (+1.6 mm), -0,
unless otherwise stated.
(4.8 mm)
IMPORTANT: See previous page for minimum clearances to combustibles and overhead cabinets.
(7.0 mm)
Countertop Inset
(side view)
19 3/4”
(50.2 cm)
Width Dimensions
21 1/8”
(53.7 cm)
30 1/8”
(76.5 cm)
28 3/4”
(73.0 cm)
36 1/8”
(91.8 cm)
34 3/4”
(88.3 cm)
Flush Installation Cutout Dimensions (Cooking surface even with countertop)
See previous page for minimum clearances
to combustibles and overhead cabinets.
Install only the downdraft vent models specified in the table below.
If installing the cooktop and downdraft vent
flush to the countertop, use the countertop
inset dimensions shown above for the
cooktop. The countertop inset for the downdraft vent will need to be lower to accommodate the top cap, which is different from
model to model. Determine the inset depth
from the product dimensions in the downdraft vent installation instructions. Additional
sealing will be required between the cooktop
chassis and the downdraft vent due to the difference in inset depth required.
19 3/4"
(50.2 cm)
RNCT304 cooktop with
ERV30[15]/PRV30 vent
RNCT304 cooktop with RV30
downdraft vent
RNCT365 cooktop with
ERV36[15]/PRV36 vent
RNCT365 cooktop with RV36
downdraft vent
(C) Cooktop (D) Downdraft Vent
(E) Total
Cutout Width
Cutout Width
Cutout Depth
28 3/4”
(73.0 cm)
34 3/4”
(88.3 cm)
27 3/4”
(70.5 cm)
33 3/4”
(85.7 cm)
(F) Downdraft Vent
Cutout Depth
(G) Min. Rear
Countertop Overhang
22 1/2”
(57.2 cm)
2 3/4”
(7.0 cm)
(1.0 cm)
22 1/4”
(56.5 cm)
2 1/2”
(6.4 cm)
(1.6 cm)
22 1/2”
(57.2 cm)
2 3/4”
(7.0 cm)
(1.0 cm)
22 1/4”
(56.5 cm)
2 1/2”
(6.4 cm)
(1.6 cm)
RNCT Cooktop with Downdraft Vent Cutout Dimensions (top view)
Installation Instructions
Verify the Package Contents
Verify that all the items below have been provided. If any
item is missing or damaged, please contact your dealer
immediately. Do not install a damaged or incomplete appliance. Make sure that you have everything necessary to
ensure proper installation before proceeding.
Foam tape
Hold down brackets (2)
Glass scraper (PN 82499)
Dacor Cooktop Cleaning Creme (PN A300)
Product literature
Chassis Installation
3. Secure the cooktop to the countertop using the two
(2) hold-down brackets provided. Slide the brackets
into the slots located on the left and right sides of the
chassis, then tighten the screws to the underside of the
countertop. Do not overtighten.
Foam tape
Hold down bracket and screws
Hold Down Bracket Installation - Side View
If the electrical service provided does not meet the specifications on page 3, do not proceed with installation.
Call a licensed electrician to install the required wiring.
Do not use a hardening compound, glue or caulk to seal
the cooktop into place. The cooktop must be readily
removable if service is required. Removal of any sealant
to service the unit will be performed at the customer’s
1. Peel the protective backing off of the foam tape provided. Attach it to the underside of the cooktop mounting
surface, as close to the edge of the glass as possible.
2. Lower the cooktop into the cutout and center it. Make
sure the meets all minimum clearances stated on page
Electrical Connection
• To prevent an electric shock or fire hazard, turn off
power to the circuit at the circuit breaker panel or fuse
box prior to connecting the cooktop wiring.
• Failure to connect the cooktop electrical wiring as
specified may result in an electric shock hazard, a fire
hazard and damage to the appliance.
• Connect the ground (green) wire from the appliance
to a grounded, metallic, permanent wiring system or
grounding conductor. DO NOT ground the appliance to
a neutral (white) house supply wire. A separate ground
wire must be utilized.
• This appliance must be properly grounded according
to these instructions any time power is applied.
• If aluminum house supply wiring is utilized, splice the
appliance copper wires to the aluminum house wiring
using special connectors designed and agency-certified for joining copper and aluminum. Follow the connector manufacturer’s recommended procedure carefully. Improper connection may result in a fire hazard.
Provide slack in the conduit to allow the cooktop to slide
out for service.
Foam tape
1. Before proceeding, turn off power to the circuit to which
the cooktop will be connected at the circuit breaker
panel or fuse box.
2. Feed the appliance conduit into the junction box and
attach it using a UL certified strain relief.
3. Depending upon local codes, utilize one of the two
methods shown on the following page to connect the
appliance to the junction box.
Installation Instructions
Three Wire Electrical Connection
IMPORTANT: No white wire connection is required for this
3-wire appliance. If there is an existing neutral (white) wire
in the junction box, you must shield it for compliance with
the National Electrical Code.
Incoming power
Wire nut,
3 places
See diagram on right.
1. Separate the wires coming out of the appliance conduit.
2. Connect the black wire from the appliance conduit to
the black (L1) supply wire in the junction box.
3. Connect the red wire from the appliance conduit to the
red (L2) supply wire in the junction box.
4. Connect the green wire from the appliance conduit to
the green (ground) wire in the junction box.
Conduit to cooktop
Three Wire Connection
Three Wire Electrical Connection with
External Ground
• Do not ground the appliance to a gas supply pipe or
hot water pipe.
• If connecting the ground wire to a grounded cold water
pipe, connect it using a separate copper grounding
wire (No. 10 minimum) and a clamp with an external
grounding screw. The grounded cold water pipe must
have metal continuity to electrical ground and must not
be interrupted by insulating materials. Any insulating
materials must be jumped with a minimum 4 AWG wire
to establish continuity to ground. See diagram below
Separate 10 AWG
wire minimum
Clamp wire tightly to
cold water pipe
Incoming power
Wire nut,
3 places
If the junction box has been properly grounded by a
licensed electrician, the green (ground) wire from the
appliance conduit may be connected to the junction box
using a loop terminal.
See diagrams on right.
1. Separate the wires coming out of the appliance conduit.
2. Connect the black wire from the appliance conduit to
the black (L1) supply wire in the junction box.
Conduit to cooktop
Three Wire Connection with External Ground
4 AWG wire
Insulating device
3. Connect the red wire from the appliance conduit to the
red (L2) supply wire in the junction box.
4. Connect the green wire from the appliance conduit to a
grounded cold water pipe as shown. Jumper any insulating materials as shown with a length of No. 4 copper
wire. Securely clamp the wire to bare metal at both
Bare metal
Insulated Pipe Jumper
Installation Instructions
Verifying Proper Operation
NOTE: If the cooktop does not operate properly, follow
these troubleshooting steps:
Read the accompanying use and care manual completely
before using the cooktop.
1. Remove all items from the cooktop. Remove any tape
that may be attached to the cooktop.
2. Clean the cooking surface according to the use and
care manual prior to use.
3. Turn on power to the cooktop at the circuit breaker
panel or fuse box. When the unit is powered on, the
controls will automatically cycle on and then turn off.
4. Place a pot 1/4 full with water on one of the cooking elements. Match the size of the pot to the size of
the cooking element. NOTE: You must use a pot that
attracts a magnet on the pan bottom to test operation.
5. Hold your finger on the ON/OFF key for corresponding control for one second to activate. The power light
should come.
Verify that power is supplied to the cooktop.
Check for proper electrical connections.
Repeat the above tests.
If the appliance still does not work, contact Dacor
Distinctive Service at (800) 793-0093 ex. 2822. Do
not attempt to repair the appliance yourself. If you
need service, be sure to have the model and serial
numbers available when you call. They are located
on the label on the bottom of the appliance chassis.
Installation Checklist
• To ensure a safe and proper installation, the following checklist should be completed by the installer to
ensure that no part of the installation has been overlooked.
• Proper installation is the responsibility of the homeowner. The importance of proper installation of your
Dacor cooktop cannot be overemphasized.
□□ Have all minimum cabinet/countertop clearances been
met or exceeded? See pages 4 and 5.
□□ Is the cooktop wired and grounded according to these
Up key
instructions and in accordance with all applicable electrical codes and ordinances? See pages 3
and 7.
No pan
□□ Is the cooktop secured using the provided hold-down
boost light
□□ Has proper operation been verified?
□□ Has the warranty been activated on-line or the warranty
Power level
brackets? See page 7.
card filled out completely and mailed?
Cooktop Controls
6. Touch the power level UP key (▲) repeatedly. Verify
that the power level goes up.
7. Touch DOWN (▼) repeatedly. Verify that the power
level goes down.
8. Touch the power level UP key (▲) repeatedly until the
power boost light comes on.
9. Once the pot begins to heat, verify that the heat indicator light comes on.
10. Touch ON/OFF to turn off the element.
11. Repeat steps 4 through 10 for the remaining elements.
Dacor ● 14425 Clark Avenue, City of Industry, CA 91745 ● Phone: (800) 793-0093 ● Fax: (626) 403-3130 ●