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Chamberlain 1156- 1/2HP EN User Manual

Lift-master, Garage door opener owner's manual

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Lift-Master

The Chamberlain Group, Inc.
A DUCHOSSOIS ENTERPRISE
845 Larch Avenue, Elmhurst, Illinois 60126

Garage Door Opener

Owner's Manual

FOR RESIDENTIAL USE ONLY

Model 1160- 1/2 HP

Model 1150- 1/3HP

Model 1156- 1/2HP

Model 1146 - 1/3HP

Model 1155 - 1/2HP

Model 1145- 1/3HP

CAUTION! PLEASE READ THIS MANUAL CAREFULLY

The

MODEL NUMBER

label is

located on the front panel of your opener

THIS DEVICE COMPLIES WITH FCC RULES PART 15. Operation of this device is subject to the following two conditions: 1. This device
may not cause harmful interference. 2.This device must accept any interference that may be received including interference

that may cause

undesired operation.

FASTEN THIS MANUAL NEAR THE GARAGE DOOR AFTER INSTALLATION.

PERIODIC CHECKS OF THE OPENER ARE REQUIRED TO INSURE SATISFACTORY OPERATION.

CONTENTS

PAGE

Safety Rules ............................................................. 2
Carton Inventory ....................................................... 3
Features of Your Opener........................................... 3
Specifications ........................................................... 3
Accessories .............................................................. 4
Completed Installation Illustration ............................. 5
Installation Information ............................................. 5
Operation of Your Opener ......................................... 6
Care and Maintenance of Your Opener...................... 7
Assembly.................................................................. 8
Installation ................................................................ 10

CONTENTS

PAGE

Limit Adjustment....................................................... 20
Force Adjustment...................................................... 21
Safety Reverse Test.................................................. 22
The Protector System

............................................. 22

Setting/Changing Code ............................................. 23
Having a Problem? ................................................... 24
Repair Parts, Rail Assembly...................................... 26
Repair Parts, Installation........................................... 26
Repair Parts, Opener Assembly ................................ 27
How To Order Repair Parts ....................................... 28
Warranty .................................................................. 28

Model 1140- 1/4HP

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