If the motor hums but the chain doesn t move that indicates a problem with the motor.
Garage door opener motor hums but door does not open.
Automatic garage door opener runs but door doesn t move sometimes homeowners will find that their automatic garage door opener runs but the door doesn t move.
Press the remote or the wall mounted start switch listen to the motor and watch the movement of the chain.
When you find that your garage door motor is making a humming noise but not opening and closing it typically means that it has gone off track or needs some sort of small adjustment.
They can hear the motor going but the door itself is not opening.
The issue could all boil down to the simple goof of a disconnected motor.
This is frustrating especially if you re trying to get your car out of the garage.
There are mainly two reasons for this occurrence and one of the reasons is depicted in this blog.