Craftsman 139.53674SRT Garage Door Opener User Manual


 
Contents Page
A review ofsafety alert symbols................................. 2
You'll need tools.......................................................... 3
Safety informationregarding garage door locks
and ropes .................................................................. 3
Testing yourgarage door for sticking,binding
and balance............................................................... 3
Illustretionof sectionaldoor installaUon.....................4
Illustration ofone-piece door installation...................5
Carton inventory.......................................................... 6
Hardware inventory.:................................................... 7
Assembly section - pages 8 - 11
Assemble T-rail ......................................................... 8
Attach cable pulleybracket....................................... 8
Instail trolley...?......................................................... 9
Fasten T-reJlto opener ............................................. g
Install chin/cable ................................................... 10
Attach sprocketcover ............................................. 10
Tighten b_echain and cable ................................... 11
Installation section - pages 11 - 27
Installationsafety inetmctions................................. 11
Determine header bracket location
Sectional door....................................................... 12
One-piece door..................................................... 13
Installthe header bracket ....................................... 14
Attach the T-raJ1toheader bracket ......................... 15
Positionthe opener................................................. 16
Hang the opener..................................................... 17
Installthe doorcontrol............................................ 18
Contents Page
Install the lightand lens................................................. 19
Attach emergency release rope and handle................. 19
Electrical requirememts................................................. 20
Safety reversing sensorinformation.............................. 21
Installthe safetyreversingsensor........................... 22, 23
Fasten doorbracket (sectional door) ............................ 24
F:asten door bracket (one-piece door)........................... 25
Connect door arm to trolley (sectional door).................26
Connect door arm totrolley (one-piece door) ...............27
Adjustment section - pages 28- 30
Travel limitadjustments................................................. 28
Force adjustments ......................................................... 29
Test the safety reversingsensor................................... 30
Test the safety reverse system .................................... 30
Operation safety instructions............................. ;.............31
Care ofyour opener......................................................... 31
Maintenance schedule .................................................... 31
Operation of your opener ................................................ 32
Receiver and remote control programming .................... 33
Having a problem? .................................................... 34, 35
Repair parts, railassembly.............................................. 36
Repair parts, installat_t .................................................. 36
Repair parts, opener assembly ....................................... 37
Accessories......................................................................38
Index ................................................................................ 39
How to order repair parts................................................. 40
Maintenance agreement.................................................. 40
Warranty .......................................................................... 40
Start by reviewing these important safety alert symbols
Mechanical
Electrical
When you see this Safety Symbol 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 corresponding
instructions. Read the instructions carefully.
This garage door opener is designed and tested to offer safe service provided it Is Installed, operated,
maintained and tested in strict accordance with the safety instructions contained in this manual.
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