Check to make sure the chain belt assembly is not broken or off its pulley.
Garage door opener starts to open push button again.
If your garage door is closing fully and then reversing to open again then it may be due to a problem with the close limit switch.
You ll need your owner s manual as the procedure to reset the remote varies by manufacturer but it s a relatively quick fix that involves pushing the buttons on.
If not re engage it.
This is almost always the result of a dirty.
Broken garage door torsion or extension springs.
Check to make sure the pulley is not boken.
If the garage door is not opening but the motor is running the problem might rest on the springs in your garage door assembly.
If you garage door is lowering then reversing.
In order to fix this you ll want to make small changes to the close limit setting until the door opener knows to stop once the door has reached the floor.
Replace broken chain belts sprockets or pulleys.
It goes partway down reverses direction and goes back up again.
Try resetting the remote.
Opener runs but the garage door does not move screw drive models make sure the carriage is engaged.