Craftsman
Garage Door Opener

Model # 139655520 Official Craftsman garage door opener

Here are the diagrams and repair parts for Official Craftsman 139655520 garage door opener, as well as links to manuals and error code tables, if available.

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Model diagram and schematic

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ALL PARTS
Showing 10 of 102 parts  |

Garage Door Opener Light Socket 4A1344
#11

Chassis assembly diagram

Garage door opener light socket

Part #4A1344

The manufacturer no longer makes this part, and there's no substitute part

"e" Ring STD581031
#24

Chassis assembly diagram

"e" ring

Part #STD581031

The manufacturer no longer makes this part, and there's no substitute part

Sprocket Guard 3TC238
#2

Chassis assembly diagram

Sprocket guard

Part #3TC238

The manufacturer no longer makes this part, and there's no substitute part

Compression Ring 158440
#18

Chassis assembly diagram

Compression ring

Part #158440

The manufacturer no longer makes this part, and there's no substitute part

Chassis Assembly 1A2409
#8

Chassis assembly diagram

Chassis assembly

Part #1A2409

The manufacturer no longer makes this part, and there's no substitute part

Motor Shaft Bearing 11419
#27

Chassis assembly diagram

Motor shaft bearing

Part #11419

The manufacturer no longer makes this part, and there's no substitute part

Terminal 203A141
#39

Chassis assembly diagram

Terminal

Part #203A141

The manufacturer no longer makes this part, and there's no substitute part

Screw 171A274
#6A

Radio controls diagram

Screw

Part #171A274

The manufacturer no longer makes this part, and there's no substitute part

Cap Screw STD523710
#9

Rail assembly diagram

Cap screw

Part #STD523710

The manufacturer no longer makes this part, and there's no substitute part

Thrust Bushi 13A49
#29

Chassis assembly diagram

Thrust bushi

Part #13A49

The manufacturer no longer makes this part, and there's no substitute part

Most common symptoms to help you fix your garage door openers

Choose a symptom to see related garage door opener repairs.

Main causes: neighbor's remote programmed at the same time as yours, faulty wall control wiring, bad wall control unit…

Things to do: check garage door travel, tighten brackets and fasteners, test safety sensors, check travel limits and for…

Main causes: safety sensor beams blocked, safety sensors not aligned, downforce setting needs adjustment, damaged garage…

Main causes: garage door opener misaligned, travel limits need adjustment, bad travel limit switches, faulty logic contr…

Main causes: garage door locked, damaged garage door tracks, up-force setting needs adjustment, RPM sensor failure, bad …

Main causes: loose fasteners, broken brackets, need preventive maintenance, worn drive gears, loose or worn belt, loose …

Main causes: faulty logic control board, bad RPM sensor, broken gears in the drive system, bad drive motor…

Main causes: radio interference, weak remote batteries, sunlight interference with safety sensor beams, safety sensors n…

Most common repair guides to help fix your garage door openers

These step-by-step repair guides will help you safely fix what’s broken on your garage door opener.

How to replace a chain-drive garage door opener motor

How to replace a chain-drive garage door opener motor

Get your garage door moving again by replacing a defective motor in your garage door opener.…

Repair difficulty
Time required
 60 minutes or less
How to replace a chain-drive garage door opener RPM sensor

How to replace a chain-drive garage door opener RPM sensor

Learn how to replace the RPM sensor if the door only moves 6 to 8 inches at a time and the LED light flashes 5 times. …

Repair difficulty
Time required
 60 minutes or less
How to replace a chain-drive garage door opener drive and worm gears

How to replace a chain-drive garage door opener drive and worm gears

If your garage door won’t move, the drive and worm gears could be broken. This guide will help you replace the gears.…

Repair difficulty
Time required
 60 minutes or less

Effective articles & videos to help repair your garage door openers

Use the advice and tips in these articles and videos to get the most out of your garage door opener.

How to enjoy all the online benefits we offer on our Sears PartsDirect website

How to enjoy all the online benefits we offer on our Sears PartsDirect website

Learn about all the convenient features on our Sears PartsDirect website that make your parts purchases easier.…

Top questions about Sears and Sears PartsDirect

Top questions about Sears and Sears PartsDirect

Get answers to frequently asked questions about Sears and Sears PartsDirect.…

How to open a garage door with an opener manually

How to open a garage door with an opener manually

Learn how to open a garage door manually if power to your garage door opener fails.…