Worn gears inside the garage door opener s motor unit can make grinding or buzzing noises.
Craftsman garage door opener making grinding noise.
The door track rollers move each time you open or close the door leading to a lot of movement and causing wear.
This is a video on how to change the gear sprockets in a craftsman garage door opener.
This is an easy fix.
Vibration is the cause of most noise problems associated with garage door openers.
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This was a craftsman model 139 53976srt.
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In this video i ll show you the issue with a garage door opener that makes noise but won t move.
If the garage door opener makes a grinding noise but the door doesn t move your main drive gear is probably toast.
Replace the gear and sprocket assembly or the drive and worm gears when they re worn and making noises.
Vibration transfers through the steel framework of the opener and through the home s framing studs and drywall.
If you hear a garage door grinding noise it could be the rollers.
If your genie garage door opener sounds like it s running but not moving and making a grinding noise it could be a coupler.
This wear could damage the roller surface causing them not to roll correctly.
A worn belt or chain and cable assembly can also make noise tighten chain or belt tension to correct this problem.
The main drive gear is the plastic gear that comes in direct contact with the worm drive gear on the motor.