Sears 139.53968SRT Garage Door Opener User Manual


 
TABLE OF CONTENTS
Introduction 2-7
Safety symbol 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 installtrolley 8
Fasten rail to motor unit and installidler pulley 9
Install chain/cable and attach sprocket cover 10
Tighten the chain ............. 11
Installation 11-27
Installation safety instructions ....... 11
Determine the header bracket location ..... 12-13
Install the header bracket ......... 14
Attach the rail to the header bracket ......... 15
Position the opener ....... 16
Hang the opener ........ 17
Install the door control .............. 18
Install the light and lens ............... 19
Attach the emergency release rope and handle ..... 19
Electncal requirements ...... 20
Instalt the safety reversing sensor . 21-23
Fasten the door bracket ...... 24-25
Connect the door arm to the trolley .... 26-27
Adjustment
Adjust the travel limits...
Adjust the force .......
Test the safety reversal system.
Test the safety reversing sensor
Operation
Operatton safety instructions
Ustng your garage door opener
Using the wall-mounted Door Control
To open the door manually
Care of your garage door opener
Having a problem'_
Programming
To add a hand-held remote control .
To erase all codes . .
3-Function Remotes
To add or change a Keyless Entry PIN
Repair Parts
Rail assembly parts ....
Installation parts ....
Motor unit assembly parts..
Accessories
Warranty
Service Numbers
28.30
... 26
29
30
30
31.34
.. 31
...31
32
32
33
34
35-36
35
35
35
... 36
37.38
37
37
...... 38
39
39
Back cover
INTRODUCTION
Safety Symbol
and Signal Word Review
This garage door opener has been designed and tested to offer safe service prowded it _sinstalled, operated,
maintained and tested in strict accordance with the instructions and warnings contained in this manual
! 4tI WARNING
Mechanical
[ AWARNING l
Electrical
[ CAUTION l
When you see these Safety Symbols and Stgnal
Words on the following pages, they will alert you to
the possiblhty of serious injury or death ff you do
not comply whththe warnings that accompany them.
The hazard may come from something mechanical
or from electnc shock Read the warnings carefully
When you see th_sSignal Word on the following
pages, _tw_ll alert you to the posstbdlty of damage to
your garage door and/or the garage door opener ff
you do not comply wTth the cautionary statements
that accompany [t Read them carefully
2