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Craftsman
Garage Door Opener

Model # 139651231 Official Craftsman garage door opener

Here are the diagrams and repair parts for Official Craftsman 139651231 garage door opener, as well as links to manuals and error code tables, if available.

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Error Codes

Model diagram and schematic

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ALL PARTS
Showing 10 of 140 parts  |
Strap 178B15
#32

Rail assembly diagram

Strap

Part #178B15

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

Motor Sub As 123D10
#1

Motor assembly diagram

Motor sub as

Part #123D10

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

Screw 171A44
#10

Chassis assembly diagram

Screw

Part #171A44

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

Receiver 65122 4A174-N
#3

Radio controls and gdo accessories diagram

Receiver 65122

Part #4A174-N

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

Rail Mountng 28B24
#17

Chassis assembly diagram

Rail mountng

Part #28B24

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

Switch Assembly 1A707
#25

Chassis assembly diagram

Switch assembly

Part #1A707

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

Wiring Box A 1A518
#30

Chassis assembly diagram

Wiring box a

Part #1A518

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

Hex Nut 133A29
#11

Rail assembly diagram

Hex nut

Part #133A29

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

Nut 133A63
#22

Rail assembly diagram

Nut

Part #133A63

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

Nut 133A58
#27

Chassis assembly diagram

Nut

Part #133A58

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.

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Why does my garage door opener open and close by itself?

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

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What preventive maintenance does my garage door opener need?

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

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Why does my garage door opener reverse on its own?

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

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Why won't my garage door opener fully open or close the garage door?

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

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Why won't my garage door opener open the garage door?

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

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Why is my garage door opener noisy?

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

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Why doesn't my garage door opener work?

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

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Why does my garage door opener work intermittently?

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

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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.

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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.…

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Repair difficulty
Time required
 60 minutes or less
How to replace a belt-drive garage door opener motor

How to replace a belt-drive garage door opener motor

The garage door won't move if the motor is defective. Here’s how to fix it.…

Read more
Repair difficulty
Time required
 60 minutes or less
How to replace a garage door opener drive chain and cable assembly

How to replace a garage door opener drive chain and cable assembly

If your garage door won’t move, the chain and cable assembly on your garage door opener could be broken. Follow these st…

Read more
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.

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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.…

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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.…

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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.…

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