The main drive gear is the plastic gear that comes in direct contact with the worm drive gear on the motor.
Electric garage door opener problems.
Garage door opener won t open all the way fix.
It can be quite easy to find the solutions needed to repair your garage opener.
Replace the main gear drive if the garage door opener makes a grinding noise but the door doesn t move your main drive gear is probably toast.
Garage door openers manufactured after 1993 include sensors to prevent a door from closing on a child or pet.
If you ve checked the door springs and the track for obstacles and those things appear to be fine check to see if the lock on the door is engaged.
Two possible problems can lead to a garage door reversing before it even touches the floor.
If your garage door opener fails to open the garage regardless of whether you use your remote or the interior button then there s a problem with the opener itself.
Your garage door opener stopped operating as it should.
First make sure that the garage door opener is plugged in properly and that its electrical outlet is functioning properly.
If your garage door doesn t open but the opener motor runs for just a few seconds and then shuts off the garage door itself may have manually been locked.
If you garage door is lowering then reversing back to the open position there could.