Chamberlain group cgi the corporate parent company to liftmaster chamberlain merlin and grifco is a global leader in access solutions and products.
Garage door opener repair plastic gear.
If yours is a belt drive you need a kit like this https amzn to 2zqns.
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By the rop shop.
High quality rigorously tested and durable only liftmaster parts are recommended for repairing your garage door opener.
The main drive gear is the plastic gear that comes in direct contact with the worm drive gear on the motor.
Sure enough the large plastic gear was stripped so i ordered this kit.
Free shipping on eligible orders.
This gear kit on amazon.
This was a craftsman model 139 53976srt.
Several components will need to be removed to get at the gear.
Garage door opener drive gear compatible w sears craftsman chamberlain 81b0045 by the rop shop.
This diy repair guide explains how to replace the gear and sprocket assembly on a chain drive garage door opener.
You ll need to get a replacement gear set.
Fortunately the repair is neither difficult nor expensive and it should only take an hour of your time.
Shredded plastic gears are a common problem with chain driven garage door openers.
We design and engineer residential garage door openers commercial door operators and gate entry systems.
This is the plastic gear that comes in direct contact with the worm drive gear on the motor.
Replace the main gear drive if the garage door opener makes a grinding noise but the door doesn t move your main drive gear is probably toast.
I have seen and tackled this problem before.
So if you suddenly find that the motor on your garage door opener sounds like it s running but the door is not moving checking for worn gears is the first thing you should do.
It s one of the most common garage door opener repair problems there is.
Located at the top of the motor unit the gear and sprocket assembly drives the chain that opens and closes the garage door.
She was going to buy a whole new opener but i told her to wait until i took a look at it.
I needed this kit to repair my neighbor s garage door opener.
Garage door opener won t open all the way fix.
It can be a complicated repair but not impossible to do yourself.
This is a video on how to change the gear sprockets in a craftsman garage door opener.