How To Replace Garage Door Opener Gear

How to change the gear on a liftmaster accessmaster craftsman chain drive garage door opener.

How to replace garage door opener gear.

Amazon and other online retailers carry many popular gear kits ranging in price from about 18 to 30. If you are in a bigger hurry you should be able to find a kit at a local garage door opener dealer. Several components will need to be removed to get at the gear. Garage door opener won t open all the way fix.

Garage door opener repair 101. You ll need to get a replacement gear set. This is a video on how to change the gear sprockets in a craftsman garage door opener. This was a craftsman model 139 53976srt.

If the gear and sprocket assembly breaks the motor runs but the door won t move. Located at the top of the motor unit the gear and sprocket assembly drives the chain that opens and closes the garage door. Find the make and model of your garage door opener and then start shopping for a new gear kit. It s one of the most common garage door opener repair problems there is.

Replacing a garage door opener gear is not a difficult project but does require some care and attention to detail this gear is situated between the belt and the motor drive. Video overviews how to replace your garage door opener main drive gear on chamberlain sears craftsman and liftmaster garage door openers. Before doing any work on the garage door opener you must unplug the opener to guard against the possibility of an accident. Not a difficult repair and can save you a couple hundred do.

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. This diy repair guide explains how to replace the gear and sprocket assembly on a chain drive garage door opener. Step 1 unplug opener.