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Craftsman
Garage Door Opener

Model # 139663701 Official Craftsman electronic garage door opener

Here are the diagrams and repair parts for Official Craftsman 139663701 electronic garage door opener, as well as links to manuals and error code tables, if available.

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Not all parts are shown on the diagrams—those parts are labeled NI, for “not illustrated”.

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Error Codes

Model diagram and schematic

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ALL PARTS
Showing 10 of 93 parts  |
Screw 171A183
#1

Chassis assembly diagram

Screw

Part #171A183

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

Transmitter 6634

#NI

All parts diagram

Transmitter

Part #6634

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

Wire Harn. 1B1967

#NI

All parts diagram

Wire harn.

Part #1B1967

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

Washer 216A116
#34

Chassis assembly diagram

Washer

Part #216A116

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

Coupling 25B5
#2

Rail assembly diagram

Coupling

Part #25B5

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

Lt Sprkt Ay 4A1197
#39

Chassis assembly diagram

Lt sprkt ay

Part #4A1197

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

Rec Case 4A1220
#9

Receiver diagram

Rec case

Part #4A1220

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

Roll Pin 146A47
#6

Rail assembly diagram

Roll pin

Part #146A47

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

Clevis Pin 146A21
#29

Rail assembly diagram

Clevis pin

Part #146A21

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

'e' Ring 158A29
#28

Chassis assembly diagram

'e' ring

Part #158A29

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…

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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