Tabla De Contenido; Introduction; Safety Symbol Review And Signal Word Review - Craftsman 139.54920 Manual Del Propietário

TABLE OF CONTENTS
Introduction
Safety symbol review and signal word review . . . . . . . . . . . . . . . 2
Unattended Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
Preparing your garage door . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
Tools needed . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
Planning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4-5
Carton inventory . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
Hardware inventory. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
Assembly
Assemble the rail and install the trolley . . . . . . . . . . . . . . . . . . . . 8
Fasten the rail to the motor unit . . . . . . . . . . . . . . . . . . . . . . . . . . 8
Install the idler pulley . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
Install the belt . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
Tighten the belt. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
Install the sprocket cover . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
Installation
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
Fasten the door bracket . . . . . . . . . . . . . . . . . . . . . . . . . . . . .18-19
Connect door arm to trolley . . . . . . . . . . . . . . . . . . . . . . . . . .20-21
Attach the warning labels . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21
Install the door control . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22
Install The Protector System
Electrical requirements . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26
Aligning the safety reversing sensors . . . . . . . . . . . . . . . . . . . . . 27

INTRODUCTION

Safety Symbol Review and Signal Word Review

This garage door opener has been designed and tested to offer safe service provided it is installed, operated, maintained and tested in
strict accordance with the instructions and warnings contained in this manual.
Mechanical
®
. . . . . . . . . . . . . . . . . . . . . . . .23-25
Electrical
Adjustment
2-7
Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28
Program the travel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29
Test the safety reversal system. . . . . . . . . . . . . . . . . . . . . . . . . . 30
Test The Protector System
Operation
Operation safety instructions . . . . . . . . . . . . . . . . . . . . . . . . . . . 31
Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .31-32
Door control . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32
8-11
Motion-detecting control panel setup . . . . . . . . . . . . . . . . . . . . . 33
Programming . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 34
To erase the memory . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 34
To open the door manually. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35
Care of your opener . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35
Troubleshooting
11-27
Repair Protection Agreements
Repair Parts
Rail assembly parts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 38
Installation parts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 38
Motor unit assembly parts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 39
Accessories
Warranty
Notes
Repair Parts and Service
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. Read the warnings carefully.
When you see this Signal Word on the following pages, it will
alert you to the possibility of damage to your garage door and/or
the garage door opener if you do not comply with the cautionary
statements that accompany it. Read them carefully.
2
® . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30
Back Cover
28-30
31-35
36-37
37
38-39
40
40
41