If the gear becomes too worn it will no longer be able to move the chain.
Garage door opener hums but doesn t move.
Detach the opener by pulling the emergency handle downward.
This will determine if the issue is connected to the door itself or the opener.
They can hear the motor going but the door itself is not opening.
This excess tension causes the gear that moves the chain to grind down.
If the chain was installed too tightly on the garage door opener it can make opening the door more difficult for the automatic opener.
Motor hums but garage door does not move.
You activate the door opener by either a remote control hand held unit or by pressing the wall button mounted on the wall and hear the motor humming.
If the motor hums but the chain doesn t move that indicates a problem with the motor.
When one spring is working and another isn t it may cause the garage door to hum without moving.
This is frustrating especially if you re trying to get your car out of the garage.
The next step is to attempt to open your garage door manually.
If the motor works but the chain doesn t move the chain sprocket may need servicing.
If you are able to raise your garage door easily it is not the problem.
The first step is to locate the emergency release and disengage it do it only if the garage door is completely closed.
By mike the door man on in the door man s blog.
Check each spring to make sure that it isn t damaged and is set in the right spot.
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.