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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Browse Parts for
139651231 Garage Door Opener
Screw 171A24
Screw

Part #171A24

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

Shaft/sprkt 1A510
#2

Motor assembly diagram

Shaft/sprkt

Part #1A510

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

Screw 171A28
#37

Rail assembly diagram

Screw

Part #171A28

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

Lockwasher 8 216A38
#21

Chassis assembly diagram

Lockwasher 8

Part #216A38

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

Cotter Pin 146A19
#2

Rail assembly diagram

Cotter pin

Part #146A19

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

Bushing Snap 13A34
#30B

Chassis assembly diagram

Bushing snap

Part #13A34

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

Brush Spring 4A67
#5

Motor assembly diagram

Brush spring

Part #4A67

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

Clutch Plate 142A40
#12

Motor assembly diagram

Clutch plate

Part #142A40

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

Bracket 12A152
#35

Rail assembly diagram

Bracket

Part #12A152

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

Nut 133A30
#7

Rail assembly diagram

Nut

Part #133A30

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

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

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

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

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

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

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 gear and sprocket assembly

How to replace a chain-drive garage door opener gear and sprocket assembly

Learn how to replace the gear and sprocket assembly on your garage door opener if the drive motor runs but the door won'…

Repair difficulty
Time required
 60 minutes or less
How to replace a garage door opener logic board

How to replace a garage door opener logic board

The logic board is the brains of the garage door opener. If the remote doesn't work or the door doesn't open and close p…

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…

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 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.…