No oil on screw drive.
Garage door motor makes sound but screwdrive not turning.
A worn belt or chain and cable assembly can also make noise tighten chain or belt tension to correct this problem.
Replace the gear and sprocket assembly or the drive and worm gears when they re worn and making noises.
That is the buzzing sound that the customer hears.
Worn gears inside the garage door opener s motor unit can make grinding or buzzing noises.
Garage door opener works from the wall control but not from the remote.
The screw drive garage door opener works with the combination of a threaded rod and a lifting mechanism that travels along the length of the rod.
If the motor is running but the screw is not turning replace the coupler.
Unfortunately this is just something that happens with usage over time.
This wear could damage the roller surface causing them not to roll correctly.
The gears are spinning but nothing else is happening.
If you hear a garage door grinding noise it could be the rollers.
Because it hums when you try to open it the battery is working properly.
The door track rollers move each time you open or close the door leading to a lot of movement and causing wear.
Check over the entire rail system mounting brackets motor assembly and even garage door fasteners to make sure that they are all snug.
If the screw inside the rail us turning and the carraige is engaged but the door is not moving replace the carriage.
It can also be caused by attempting to use the garage door opener with a broken torsion spring.
Getting out of the car at the end of a long day to open the garage door can be frustrating especially when the automatic garage door opener sounds like it s working but isn t.
There are a number of reasons why the motor will run but the chain doesn t move.