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Craftsman
Garage Door Opener

Model # 139664753 Official Craftsman garage door opener

Here are the diagrams and repair parts for Official Craftsman 139664753 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 97 parts  |
Screw 171A273
Screw

Part #171A273

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

Lock Nut 133A87
Lock nut

Part #133A87

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

Lock Washer 216A25
#17

Rail assembly diagram

Lock washer

Part #216A25

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

Screw 171A183
#1

Chassis assembly diagram

Screw

Part #171A183

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

Transmitter 6642

#NI

All parts diagram

Transmitter

Part #6642

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

Roll Pin 146A44
#39

Chassis assembly diagram

Roll pin

Part #146A44

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

Bowed Washer 216A36
#35

Chassis assembly diagram

Bowed washer

Part #216A36

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

Front Panel 143C43
#3

Chassis assembly diagram

Front panel

Part #143C43

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

Limit Lever 113C33
#41C

Chassis assembly diagram

Limit lever

Part #113C33

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

Up Block 16C26
#41E

Chassis assembly diagram

Up block

Part #16C26

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 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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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 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 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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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 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 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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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...

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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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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 repair broken or damaged wires video

How to repair broken or damaged wires video

Learn how to repair broken, frayed or damaged wires in your appliances....

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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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