Garage Door Opener Plastic Gear Worn Out

Residential door opener gear.

Garage door opener plastic gear worn out.

Gears sprockets it sometimes happens that certain parts for residential garage door openers break or wear out prematurely because they are made in plastic. Read the instructions carefully. In any case it is the plastic gear that is attached to the vertical bar which turns the belt for the garage door. I think that it is the drive gear.

Replace the gear shaft and sprocket assembly if it s damaged or worn out. Disconnect power cord to avoid getting killed shocked or seriously injured and to prevent causing damage to the equipment. Find the make and model of your garage door opener and then start shopping for a new gear kit. The gear is completely worn out so that the worm gear on the motor can no longer turn it.

This was a craftsman model 139 53976srt. If the gear is worn or damaged the door won t move properly. A worn belt or chain and cable assembly can also make noise tighten chain or belt tension to correct this problem. Contact us to get these parts replaced quickly.

You don t need to remove the opener to replace the drive gear. This is a short clip showing a stripped gear inside a chamberlin liftmaster. If so you will need to replace them. How to replace worn out or stripped linear garage door opener gears unplug the power cord.

Amazon and other online retailers carry many popular gear kits ranging in price from about 18 to 30. 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. If the springs are too weak or you continue to operate the door with a broken spring you can wear out the gears in your opener. Worn gears inside the garage door opener s motor unit can make grinding or buzzing noises.

A plastic gear is completely worn out. Examine the white plastic gears. Use the links below to see gears and sprockets from specific manufacturers. You can usually tell your gear is stripped in your liftmaster or craftsman motor if you hit the remote control or push.

The clip feels somewhat fragile. You can know this has happened when you see plastic shavings inside your opener. Another cause for worn opener gears is an improperly balanced garage door. Replace the gear and sprocket assembly or the drive and worm gears when they re worn and making noises.

The kit does not include replacements for these parts. If the grease drys up off the gears your gears will wear out. You will be working with or near the electric motor high voltage wiring and the circuit board during this repair.