As with many such problems the most common problem is the simplest one the motor unit has been unplugged.
Trouble shooting garage door opener problems.
The main drive gear is the plastic gear that comes in direct contact with the worm drive gear on the motor.
Garage door opener won t open all the way fix.
Finally it s possible the garage door opener s motor.
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.
The wall switch doesn t work first check your fuses gfci or breaker to see if any of them have tripped broken or burnt out.
It s also possible that the circuit breaker fuse or gfci outlet powering the door opener circuit has tripped or burned.
If the remote still fails to work then make sure that it is properly programmed.
If everything else is working well then it could be that the power in.