Before you start inspecting the motor make sure the garage door is fully functioning.
Garage door motor problems.
These are heavy duty springs that do all of the hard work when opening your door.
T his is a pretty uncommon problem but one that can happen after you ve first installed your garage door 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.
Step 5 check the door for anything that may be obstructing it.
It s important to get this switch at just the right distance from the motor so that the door is able to close all the way but the motor also knows to stop running.
The garage door won t close you press the button on your keypad or garage door remote and the door starts to close but then suddenly stops and reverses and the light blinks rapidly.
Wait for 15 minutes for the overload protector to reset before operating the garage door opener again.
Transmitters and motor are fine but door won t lift if your door will not open and you re confident that the motor and the transmitters are functioning correctly there s a good chance you have a problem with your garage door torsion springs.
Every garage door opener comes with a disconnect switch in case you lose power.
If the circuit breaker or gfci is tripping repeatedly it s a sign that there is a short circuit somewhere in the system possibly even the garage door opener itself.
The main drive gear is the plastic gear that comes in direct contact with the worm drive gear on the motor.
If you can hear your garage door motor running for what seems like the full amount of time it normally would take to open or close the door but the door doesn t move chances are the disconnect switch has been enabled.
This is a problem that will require you or a service person to replace it.
If the garage door has been repeatedly used this may have tripped the overload protector in the motor.
Try making small adjustments.
Finally it s possible the garage door opener s motor has burned out and isn t operating at all.
If you garage door is lowering then reversing back to the open position there could.
Garage door problem 1.
There are a host of problems within the motor unit that might need fixing therefore look for your needed solution below.
Garage door opener won t open all the way fix.
One of the more difficult problems for do it yourselfers to diagnose is a worn cable pulley on an extension spring door.
Garage door openers manufactured after 1993 include sensors to prevent a door from closing on a child or pet.
This is related to the up limit switch.