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Craftsman 139536251SR 1/2-hp garage door opener

Craftsman 139536251SR 1/2-hp garage door opener Parts

Here are the diagrams and repair parts for Craftsman 139536251SR 1/2-hp garage door opener, as well as links to manuals and error code tables, if available.

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Browse Parts for 139536251SR 1/2-HP Garage Door Opener

  • Garage Door Opener Drive And Worm Gear Kit for Craftsman 139536251SR - Part 41A2817

    Opener assembly diagram

    Garage Door Opener Drive And Worm Gear Kit

    Part #41A2817

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

  • Lens Cover for Craftsman 139536251SR - Part 108D30-1

    Opener assembly diagram

    Lens Cover

    Part #108D30-1

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

  • Wire Harness for Craftsman 139536251SR - Part 41C4285

    Opener assembly diagram

    Wire Harness

    Part #41C4285

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

  • Garage Door Opener Owner's Manual for Craftsman 139536251SR - Part 114A1492

    #NI

    All parts diagram

    Garage Door Opener Owner's Manual

    Part #114A1492

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

  • Garage Door Opener Sprocket Cover for Craftsman 139536251SR - Part 31D380

    Opener assembly diagram

    Garage Door Opener Sprocket Cover

    Part #31D380

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

  • End Panel for Craftsman 139536251SR - Part 41A3075

    Opener assembly diagram

    End Panel

    Part #41A3075

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

  • Terminal Block for Craftsman 139536251SR - Part 41A3150

    Opener assembly diagram

    Terminal Block

    Part #41A3150

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

  • Back Panel for Craftsman 139536251SR - Part 41A3694

    Opener assembly diagram

    Back Panel

    Part #41A3694

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

  • Shaft Bearing Kit for Craftsman 139536251SR - Part 41C2826

    Opener assembly diagram

    Shaft Bearing Kit

    Part #41C2826

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

  • Logic Board for Craftsman 139536251SR - Part 41A4207-1

    Opener assembly diagram

    Logic Board

    Part #41A4207-1

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

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

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

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

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

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

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 garage door opener battery

How to replace a garage door opener battery

The garage door won't move during a power outage if the battery is dead. Here’s how to replace it.…

Repair time and Difficulty

 15 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 time and Difficulty

 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 time and Difficulty

 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.

Installing a sensor sun shield on your garage door opener video

Installing a sensor sun shield on your garage door opener video

This inexpensive gadget prevents sunlight interference with the sensors.…

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…

Easy DIY garage door opener repairs

Easy DIY garage door opener repairs

You can repair your garage door opener yourself. We show you how.…

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