Garage Door Gear Broke

The gear and sprocket assembly is inside the cover of the garage door opener motor.

Garage door gear broke. Torsion springs are mounted over the garage door and they have a shaft running through the middle. When a spring breaks on a garage door an immense amount of energy is displaced. Your garage door opener has a gear and sprocket that will eventually fail. 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. The plastic gear on the drive shaft is designed to fail if the garage door gets stuck in the travel tracks protecting the expensive drive motor from damage. The spring on my garage door broke and scott replaced the entire spring system with a more up to date design see all shamrock overhead door reviews door depot. The most common cause of a chain being loose and appearing broken is a broken gear and sprocket.

29 reviews garage door services door sales installation we arrived home from a trip to find our. Replace the garage door opener gear and sprocket assembly as the drive shaft and sprocket rotate they drive the trolley that lifts and lowers the garage door. This was a craftsman model 139 53976srt. This can be easily replaced by a garage door service technician.

The 41c4220a oem liftmaster gear and sprocket assembly is the preferred way to refurbish your garage door opener as it quickly replaces all of the common wear parts in the opener drive system. 100 brand new authentic liftmaster chamberlain craftsman part. Liftmaster chamberlain craftsman garage door opener comp gear kit for 41a5021. This is a video on how to change the gear sprockets in a craftsman garage door opener.

Replace a broken gear and sprocket assembly with the manufacturer approved replacement part. Shop menards and save big on replacement extension springs cables rollers brackets and openers for your garage door.