A loose garage door opener chain makes loud slapping sounds and causes jerky door movements that smack the rollers against the track.
Garage door sprocket noise.
Start with a visual inspection of the sections panels looking for any signs of dents bending creases or cracks in each panel.
As the drive shaft and sprocket rotate they drive the trolley that lifts and lowers the garage door.
Chain drive garage door openers have a sprocket that is attached at the top of the motor.
If your garage door is making lots of noise during use you need to perform a visual inspection of all of the components in your garage door system.
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 you have a track drive opener the next step is to lubricate the opener track with grease.
So start by tightening the chain find the procedure in your owner s manual.
By robert korpella vibration is the cause of most noise problems associated with garage door openers.