7900 | LCN 7981/ES7981 Series Installation Instructions

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7900 | LCN 7981/ES7981 Series Installation Instructions | Manualzz

*23665* Models 7981/ES7981

23665

Control Box

For closer information see closer installation instruction sheet

Typical Electric & Air Supply Hook Up

120V AC

Input

Regulated Air From

Control Box to

Auto-equalizers 12V DC to

Actuators

Installation Instructions

Installation

1a Locate box on interior of building within 50 tubing feet of the door to be controlled. Box must be in a clean, dry, well ventilated place where temperatures do not exceed 120°F or fall below 35°F.

1f Air pressure output has been preset at factory. If more air pressure is required to adequately open door, regulate air adjustment valve on pump, as shown on page 3.

1b Mount box to a structurally sound surface using screws provided as shown on page 2 with air fittings on left side as shown. Do not mount box upside down or on a horizontal plane.

1c Refer to instructions packed with actuators and connect leads to terminals 8, 9, and 10 as required.

1g Adjust time delay to keep air valve energized by turning adjustment wheel on timer modules “A” (CW to increase - CCW to decrease). The LED (light) on the timer module indicates the valve is energized. The time can be adjusted from 0-30 seconds. 10 seconds is a “normal” delay.

L NOTICE: Timer Module “A” must operate longer than

Timer Module “P”.

1d Connect unpowered 120V AC input to terminals 3,

4, and ground screw. (Line side to terminal 3, neutral side to terminal 4 and ground wire to ground screw.)

If door control is on a fire door, 120V AC input must be interrupted by the fire alarm panel when in alarm.

When dry auxiliary fire alarm contacts are used, remove shunt from terminals 1 and 2 and connect to dry contacts of fire detector or alarm panel. Terminals

1 and 2 are in series with line side of 120V input.

1h Adjust timer module “P” to keep compressor activated for the necessary amount of time to open the door.

This can be done by rotating the adjusting wheel.

(CW to increase - CCW to decrease). The LED (light) on the timer module indicates the compressor is energized. The compressor should not run more than

1-3 seconds longer than the time required to open the door.

1e Turn on power. Air valves and compressor will operate one cycle when power is applied.

1i Test actuators to insure wiring and tubing are properly connected.

A

OUTLET A

AIR

FILTER

!

CAUTION

DO NOT MOUNT BOX UPSIDE

DOWN OR IN HORIZONTAL

POSITION.LOCATEWHERE

TEMPERATURES DO NOT

EXCEED 120°F OR FALL

BELOW 35°F

!

CAUTION

COMPONECTS INSIDE CONTROL

BOXWILL BE HOTTOTOUCH

UNDER NORMAL OPERATION.

ALLOW BOXTO COOL DOWN

BEFORE MAKING ADJUSTMENTS.

Install Box With Six Tapcon

Concrete Screws 3/16 X 1 1/4

Drill 5/32 Hole 1 1/4 Deep

With Carbide Tipped

Concrete Drill Bit

Air Filter Should Be

Inspected Every Six

Months. If Filter Is

Damaged,contact LCN

For Replacement.

!

WARNING

HAZARDOUSVOLTAGE

CAN SHOCK AND

CAUSE SEVERE INJURY

Disconnect power before making any electrical connections or performing maintenance.

!

DANGER

ELECTRICAL DATA

Input = 120V AC @ 5 amps

Power consumption 600 watts

Output is 12V DC (250 ma max.Load)

Control Box MUST be connected to earth ground

Terminal "10" Is

Common To All

Actuators

12V DC Output

Trigger "A"

Neutral

Line

To Fire

Alarm

120V AC

Input

Shunt

*

Remove This Shunt

Only When Connecting

To Normally Closed

Fire Alarms Contacts

Air Pressure Adjustment

A

B

1a Loosen lock nut.(A)

1b Turn outer valve (B) to regulate air pressure.

Air Pressure Adustment

1c Tighten lock nut.

Symptom

No Power Opening

Does not open or fully open

Opens too slow or not at all

Installation Troubleshooting Chart

Possible Cause

No power to control box / blown fuse

Actuator(s) not connected properly

Fire alarm system causing open circuit on terminals 1 & 2

No input to Auto-Equalizer operator

Air lines obstructed with dirt or ice.

Air valves not working

Compressor not working

Control box exhaust restricted.

Inlet filter clogged

Suggested Remedy

Verify 120VAC 60HZ power is present at terminals 3 & 4 on control box terminal strip. Check fuse. Replace only with 5 amp (3AG type) fuse.

Be sure a timer module board is firmly in place in “A” & “P” slots. Operate actuator(s). LED on timer module should light when actuator is used. The

LED on timer “P” should light whenever

“A” is lit. If not, momentarily short actuator terminals 8 & 10 in the control box. If LED lights, check wiring to actuators for an open circuit. If it does not light, check for voltage at terminals

9 &10. Voltage should read from 11.75 to 13.25V DC. If there is no reading, disconnect leads from terminals 9 &

10. Short actuator terminals 8 & 10.

If LED lights, check for short circuit in actuators.

Shunt terminals 1 & 2 with power off.

Restore power. If control operates when actuator terminals 8 & 10 in the control box are shorted, an open circuit exist in wiring to fire alarm. When Auto-

Equalizer is not used with fire alarms, terminals 1 & 2 must be permanently shorted with a shunt.

IMPORTANT! When Auto-Equalizer is connected to fire alarm, make sure shunt is removed from terminals 1 &

2. Terminals 1 & 2 are one leg of 120V line.

Disconnect tubing from Auto-Equalizer operator. Try actuator and verify that air is coming out of tubing. If not, trace tubing to control box, checking for breaks or kinks in air line.

Clean or thaw lines and reroute if necessary. Eliminate dips near cold zones.

Make sure air valve leads are plugged into main board. (Be sure valves in system are plugged into connector “A”.)

Make sure compressor leads are plugged into main board. (Be sure compressor is plugged into connector

“P”).

Exhaust muffler may be clogged by dirty air or accidental painting. Clean in alcohol or mineral spirits.

Replace filter element (Contact LCN for replacement)

Symptom Possible Cause Suggested Remedy

Power opening will not time out.

Power opening timing out too soon.

BLK K1

Scanner maintaining signal to control box.

Switch circuit maintaining contact.

Air valve blocked open with contaminant.

Air compressor needs readjustment.

Timer cards not set properly

Make sure lenses are clean and there are no obstructions in front of scanner.

Model 909 or 939 proximity scanner may “see” an opposite wall. Adjust range as described earlier.

Check for short circuit or error in wiring to switch or scanner.

Cycle valve several times by momentarily shorting actuators in the control box. This should clear valve.

See page 2 for regulation instructions.

Set timer cards “A” for Max. time. Set timer card “P” for Min. time. Slowly increase card “P” until “time-out” is

1-3 seconds after door is fully open.

Decrease timer card “A” to achieve desired time delay before closing.

(Make sure “P” times out before “A”.)

Model ES7981 For Use with Electric Latching Hardware

Es7981 - 1 Electric Strike Maximum

BRN

Pink

Power Supply

By Others.

(Do Not Use

LCN 12VDC Power

BLK

VIO

PINK

Brown (N.C.)

Electric Strike

Door "A"

!

BLK

BLK

K2 WBRN

WVIO

WRED

WARNING

Violet (N.O.)

Violetwire N.O.

Fail Secure Strike (N.O.Contact)

Strike releases when energized.Remains locked in alarm or power failure.(Manual release hardware required to open door in alarm or power failure.)

Brownwire N.C.

Fail Safe Strike (N.C.Contact)

Strike releases with alarm or power failure.

Remains lached with power on.

(Not compatible with UL listed fire door.)

HAZARDOUSVOLTAGE

CAN SHOCK AND

CAUSE SEVERE INJURY

Disconnect power before making any electrical connections or performing maintenance.

Customer Service

1-877-671-7011 www.allegion.com/us

© Allegion 2014

Printed in U.S.A.

23665 Rev. 01/14-e

Page 5

BeGINNING SHeeT

Page 2

25.50

BLaNK Page

FRONT

Page 1

11.000

25.50

Page 3 Page 4

11.000

4.25

FRONT

FOlDeD SHeeT

11.000

Additional Notes:

1. None e

043228

Material

F

Revision History

G H

White Paper

Notes

1. printed two sides

2. printed black

3. tolerance ± .13

4. printed in country may vary

5. drawings not to scale

J K

Revision Description: e > Revised artwork edited By

D. Myers

Approved By

M. Sasso eC Number

043228

Release Date

01-01-14

Title

7981/eS7981 Series Control Box Instruction Sheet

Creation Date

01-02-13

Number

23665

Revision

e

Created By

N/A

Software: InDesign CS6

Activity

3899 Hancock expwy

Security, CO 80911

© Allegion 2014

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