Craftsman
Garage Door Opener

Model # 13953930DM Official Craftsman garage door opener

Here are the diagrams and repair parts for Official Craftsman 13953930DM garage door opener, as well as links to manuals and error code tables, if available.

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Model diagram and schematic

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Showing 10 of 55 parts  |

Garage Door Opener Safety Sensor Kit 41A5034
#12

Installation parts diagram

Garage door opener safety sensor kit

Part #41A5034

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Garage Door Opener Drive And Worm Gear Kit (replaces 3002375, 65409) 41A2817
#3

Motor unit assembly diagram

Garage door opener drive and worm gear kit (replaces 3002375, 65409)

Part #41A2817

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

Garage Door Opener Rpm Sensor Assembly 41C4398A
#16

Motor unit assembly diagram

Garage door opener rpm sensor assembly

Part #41C4398A

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

Garage Door Opener U-bracket 12D598-1
#6

Rail assembly diagram

Garage door opener u-bracket

Part #12D598-1

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

Garage Door Opener Motor Assembly 41D3058
#11

Motor unit assembly diagram

Garage door opener motor assembly

Part #41D3058

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

Garage Door Opener Limit Switch 41D3452
#14

Motor unit assembly diagram

Garage door opener limit switch

Part #41D3452

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

Master Link 4A1008
#1

Rail assembly diagram

Master link

Part #4A1008

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

Garage Door Opener Light Socket 4A1344
#6

Motor unit assembly diagram

Garage door opener light socket

Part #4A1344

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

Garage Door Opener Gear And Sprocket Assembly 41C4220A
#2

Motor unit assembly diagram

Garage door opener gear and sprocket assembly

Part #41C4220A

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

Support Brackets 139.53589
#4

Accessories diagram

Support brackets

Part #139.53589

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.

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

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

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

Main causes: garage door locked, damaged garage door tracks, up-force setting needs adjustment, RPM sensor failure, bad …

Main causes: garage door opener misaligned, travel limits need adjustment, bad travel limit switches, faulty logic contr…

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: 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 RPM sensor

How to replace a chain-drive garage door opener RPM sensor

Learn how to replace the RPM sensor if the door only moves 6 to 8 inches at a time and the LED light flashes 5 times. …

Repair difficulty
Time required
 60 minutes or less
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 drive belt

How to replace a garage door opener drive belt

A damaged or broken belt on your garage door opener could be the reason it won’t move the door. Here’s how to fix it.…

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 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.…

Garage door opener remotes won't work video

Garage door opener remotes won't work video

If your remotes don't work, you might need to disable the lock feature, eliminate RF interference or check the batteries…

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…