Examine the garge door rollers hinges tracks and other hardware for signs of damage that might cause the door to hang up.
Garage door roller stop gets stuck in motor.
If your garage door gets stuck when opening this may be why.
Lubricate the tracks and hardware with silicone spray or oil.
Tighten any loose bolts nuts and screws you notice while lubricating.
Position a space heater near.
Move the up limit switch farther away little by little and check it well to see if the door closes and the motor stops running.
In some circumstances it is possible for the rollers that move the garage door up and down to jump the track.
If your garage door or tracks are bumped or damaged by your car or other equipment it can cause a range of problems.
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.
When the garage door ascends correctly but stops short it is fully open these are the likely causes.
If the rollers are out of the track contact a clopay master or authorized dealer to professionally and safely get your door back on track.
The up limit switch may need to be moved toward the motor unit.
This switch is usually a simply touch lever mounted on the end of the track near the motor unit and if it is too far away the motor will stop the door before it fully opens.