Table Of Contents; Introduction; Safety Symbolreviewand Signal Wordreview - Craftsman 139.3043 Owner's Manual

TABLE OF CONTENTS
Introduction 2-7
Safety symbol review and signal word review ............... 2
Preparing your garage door ............................. 3
Tools needed ........................................ 3
Planning ........................................... 4-5
Carton inventory ...................................... 6
Hardware inventory.................................... 7
Assembly 8-11
Assemble the rail and install the trolley .................... 8
Fastenthe rail to the motor unit .......................... 8
Install the idler pulley .................................. 9
Install the belt ....................................... 10
Set the tension and install the sprocket cover .............. 11
Installation 11-27
Installation safety instructions 11
Determine the header bracket location .................... 12
Install the header bracket .............................. 13
Attach the rail to the header bracket...................... 14
Position the opener................................... 15
Hang the opener ..................................... 16
Install the lights ..................................... 17
Attach the emergency release rope and handle ............. 17
Fastenthe door bracket ............................. 18-19
Connect door arm to trolley .......................... 20-21
Attach the warning labels .............................. 21
Install the door control .............................. 22-23
Install The Protector System® ........................ 23-25
Electrical requirements ................................ 26
Aligning the safety reversing sensors ................... 26-27
Adjustment 27-29
Introduction ........................................ 27
Program the travel ................................... 28
Test the safety reversal system.......................... 29
Test The Protector System® ............................ 29
Battery Backup 30
Install the Battery .................................... 30
Test the battery...................................... 30
Operation 31-35
Operation safety instructions ........................... 31
Features ......................................... 31-32
Door control ........................................ 32
Smart control panel setup ............................. 33
Programming ....................................... 34
To erasethe memory ................................. 34
To open the door manually ............................. 35
Care of your opener .................................. 35
Troubleshooting 36-37
Repair Parts 38-39
Rail assembly parts .................................. 38
Installation parts ..................................... 38
Motor unit assembly parts ............................. 39
Accessories 40
Warranty 40
Notes 41-42
Repair Parts and Service
BackCover
INTRODUCTION
Safety SymbolReviewand Signal WordReview
This garage door opener has been designed and tested to offer safe service provided it is installed, operated, maintained and tested in
strict accordancewith the instructions and warnings contained in this manual.
Mechanical
Electrical
When you see these Safety Symbols and Signal Words on the
following pages, they will alert you to the possibility of serious
injury or death if you do not comply with the warnings that
accompany them. The hazard may come from something
mechanical or from electric shock. Readthe warnings carefully.
When you see this Signal Word on the following pages, it will
alert you to the possibility of damageto your garage door and/or
the garage door opener if you do not comply with the cautionary
statements that accompany it. Readthem carefully.