Find the make and model of your garage door opener and then start shopping for a new gear kit.
Replacing craftsman garage door opener gear.
Craftsman garage door openers are trusted to do what you need them to do.
Liftmaster craftsman chamberlain sears garage master access master master mechanic security estate series raynor formula i whisper drive power drive billion code and.
Our garage door opener gear part of kit 41a2817 41c4220a is compatible with chain drive and belt drive operators since 1984 current including the following.
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If you are in a bigger hurry you should be able to find a kit at a local garage door opener dealer.
Shop our garage door openers and find out where you can buy yours locally or online.
We have craftsman and craftsman compatible replacement gear kits control panels lens covers and trolley and pulley assemblies.
This was a craftsman model 139 53976srt.
This diy repair guide explains how to replace the drive and worm gears on a chain drive garage door opener.
Because craftsman parts are made by the same company chamberlain that makes liftmaster and chamberlain garage door openers and parts most are interchangeable.
Position a work table near the area under your motor unit to hold the garage door opener.
Replaced gear and worm on craftsman 139 53970srt.
Also adjusted force with no success.
Perhaps i did not install the worm properly.
Lower the motor unit down.
Https amzn to 2uwvnkj i m working on a chain drive opener.
Tried to adjust up and down limits with not success.
Any ideas what to do.
Use a step ladder to access the garage door opener s power cord and motor unit.
If the gears break or strip the door won t move.
The worm gear which attaches to the motor shaft meshes with the drive gear to spin the sprocket and drive the chain to open and close the garage door.
I did the repairs with the door fully closed.
Amazon and other online retailers carry many popular gear kits ranging in price from about 18 to 30.
This is a video on how to change the gear sprockets in a craftsman garage door opener.
If yours is a belt drive you need a kit like this https amzn to 2zqns.
Remove the chain and cable assembly.
Door now opens about 1 foot and stops.