Question about Sears Craftsman LiftMaster Chamberlain Garage Door Opener Wireless Keypad Model 976LM Security+

2 Answers

I need a repair guide for a LiftMaster garage door opener.

I would like to replace a worn drive gear (Part No. 41A2817) for Model No. 1265LMC.

I am not sure of the best way to proceed.

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  • Kevin O'Brien
    Kevin O'Brien Nov 28, 2008

    It's not a repair guide, but this might be helpful:

    http://www.redflagdeals.com/forums/showt...



    (The hyperlink function doesn't seem to work.  You might have to copy/paste the link)

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I replaced the gear and shaft, easier than just the gear and only about $10 more. You get a new chain gear too and bearings. Here are the complete printed instructions scanned in, along with my experience doing it and big photos, on a webpage I made.

Liftmaster Sears gear replacement instructions

Posted on Mar 13, 2010

  • dwdfixya Mar 19, 2010

    I added the instructions from Liftmaster for the 41A2817 gear replacement, scroll down to end of page.

    Link here.


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Complete gear/bearing kit $30, comes with complete instructions.

Posted on Jan 15, 2009

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1 Answer

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