Model # 139664953 Official Craftsman electronic garage door opener with receiver

Here are the diagrams and repair parts for Official Craftsman 139664953 electronic garage door opener with receiver, 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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For DIY troubleshooting advice and repair guides, visit our repair help section.

Error Codes

Model diagram and schematic

SEARCH WITHIN THIS MODEL

ALL PARTS

Showing 10 of 107 parts |

Hex Head Bolt, 5/16-18 X 3/4-in, 5-pack STD523107

#23

Rail assembly diagram

Hex head bolt, 5/16-18 x 3/4-in, 5-pack

Part #STD523107

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

#15

Rail assembly diagram

Master link

Part #1A995

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

#19

Rail assembly diagram

Lock nut

Part #STD541425

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

#25

Rail assembly diagram

Lock washer, 5/16-in, 8-pack

Part #STD551131

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

Chassis assembly diagram

Cap screw

Part #STD522507

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

#5A

Receiver & transmitter diagram

Transmitter

Part #6634

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

Chassis assembly diagram

Chassis assembly

Part #4A1258

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

#NI

All parts diagram

Hardware bag

Part #1A1922

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

#NI

All parts diagram

Wire harness

Part #1B2479

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

#32

Chassis assembly diagram

Screw

Part #STD601105

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.

View all

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…

Why does my garage door opener work intermittently?

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

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…

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 …

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…

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…

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…

Why is my garage door opener noisy?

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.

View all

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.…

Repair difficulty

Time required

60 minutes or less

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.…

Repair difficulty

Time required

60 minutes or less

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.

View all

How to repair broken or damaged wires video

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

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…

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.…

Model # 139664953 Official Craftsman electronic garage door opener with receiver

Here are the diagrams and repair parts for Official Craftsman 139664953 electronic garage door opener with receiver, as well as links to manuals and error code tables, if available.

We encourage you to save the model to your profile, so it’s easy to access parts and manuals for your appliance whenever you log in.

For DIY troubleshooting advice and repair guides, visit our repair help section.

Model diagram and schematic

SEARCH WITHIN THIS MODEL

ALL PARTS

Showing 10 of 107 parts |

#23

Rail assembly diagram

Hex head bolt, 5/16-18 x 3/4-in, 5-pack

Part #STD523107

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

#15

Rail assembly diagram

Master link

Part #1A995

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

#19

Rail assembly diagram

Lock nut

Part #STD541425

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

#25

Rail assembly diagram

Lock washer, 5/16-in, 8-pack

Part #STD551131

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

Chassis assembly diagram

Cap screw

Part #STD522507

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

#5A

Receiver & transmitter diagram

Transmitter

Part #6634

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

Chassis assembly diagram

Chassis assembly

Part #4A1258

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

#NI

All parts diagram

Hardware bag

Part #1A1922

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

#NI

All parts diagram

Wire harness

Part #1B2479

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

#32

Chassis assembly diagram

Screw

Part #STD601105

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.

View all

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…

Why does my garage door opener work intermittently?

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

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…

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 …

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…

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…

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…

Why is my garage door opener noisy?

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.

View all

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.…

Repair difficulty

Time required

60 minutes or less

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.…

Repair difficulty

Time required

60 minutes or less

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.

View all

Model # 139664953 Official Craftsman electronic garage door opener with receiver

Model diagram and schematic

SEARCH WITHIN THIS MODEL

Most common symptoms to help you fix your garage door openers

Most common repair guides to help fix your garage door openers

Effective articles & videos to help repair your garage door openers

Model # 139664953 Official Craftsman electronic garage door opener with receiver

Model diagram and schematic

SEARCH WITHIN THIS MODEL

Most common symptoms to help you fix your garage door openers

Most common repair guides to help fix your garage door openers

Effective articles & videos to help repair your garage door openers

Parts & More