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Craftsman
Garage Door Opener

Model # 13966300 Official Craftsman garage door opener

Here are the diagrams and repair parts for Official Craftsman 13966300 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 94 parts  |
Lock Washer 216A25
#38

Operator assembly diagram

Lock washer

Part #216A25

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

Master Link 109A11
#28

Operator assembly diagram

Master link

Part #109A11

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

Washer 216A2
Washer

Part #216A2

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

Screw 171A15
#61

Chassis assembly diagram

Screw

Part #171A15

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

Lock Washer 216A26
#10

Operator assembly diagram

Lock washer

Part #216A26

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

Retain Ring 158A4
#24

Operator assembly diagram

Retain ring

Part #158A4

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

Nut 133A28
#37

Operator assembly diagram

Nut

Part #133A28

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

Grommet 82A5
#87

Operator assembly diagram

Grommet

Part #82A5

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

Overload 5381-A

#NI

All parts diagram

Overload

Part #5381-A

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

Screw 171A27
#21

Operator assembly diagram

Screw

Part #171A27

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 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 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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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 work intermittently?

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

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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 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 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 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'…

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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…

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 use a multimeter to test electrical parts video

How to use a multimeter to test electrical parts video

Learn how to use a multimeter to check for wiring problems in an appliance that's not working…

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