It s also possible that the circuit breaker fuse or gfci outlet powering the door opener circuit has tripped or burned.
Garage door is not opening fully.
Check the door s electric eye.
With the door closed and disengaged from the.
Opener manually lift the garage door.
To check the balance pull the emergency release cord or chain to disconnect the door.
When your garage door won t fully open start by closing it fully and then pulling the emergency release handle down and back toward the trolley to disengage the automatic opener.
If the door is very heavy then you have a spring that is broken or.
Use a screwdriver to tighten the wire.
When the door is fully open use a mallet to lightly tap the bent side of the track back into alignment.
Some models are labeled up and down consult your owner s.
Test the door s balance.
Perhaps the greatest cause of a garage door that will not open all the way up is a lack of.
A torsion spring has.
A full turn of the screw equals about two.
Shut off the power to the garage door opener.
The door should then lower easily and you can reconnect the opener.
Now pull the garage door to the point where it is roughly 50 open.
If you ve checked for obstructions and made sure the lock button wasn t switched to the on position and still your garage door opener won t open all the way check to see if your garage door is balanced properly.
From here lift the garage door by hand.
It s smart to make.
The most common reason for the garage door not opening fully is because it is unbalanced.
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.
7 the limit setting needs adjustment get a ladder and find the limit switch adjustment knob.
Finally it s possible the garage door opener s motor.
If your door isn t closing adjust it down.
As with many such problems the most common problem is the simplest one the motor unit has been unplugged.
The door should lower and rise quickly by hand.
If it won t go up adjust it up.
Adjust the travel.
Do this with the door in the fully closed position.
Turn the power back on and the door should open and close normally.
Before doing any sort of troubleshooting on your garage door or garage door opener make.
As you open the door look for any signs of resistance or obstruction.
In this case call a service company to replace the spring s.
You should now be able to move the door up and down by hand.
You will want to start by testing the door s balance which can be done by disconnecting the door from the opener.