If your garage door gets stuck when opening this may be why.
Garage door roller stop gets stuck in motor.
Lubricate the wheels and tracks of your garage door once every six months to prevent sticking.
If your garage door or tracks are bumped or damaged by your car or other equipment it can cause a range of problems.
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.
Try making small adjustments.
Tighten any loose bolts nuts and screws you notice while lubricating.
When the garage door ascends correctly but stops short it is fully open these are the likely causes.
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.
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.
Position a space heater near.
The up limit switch may need to be moved toward the motor unit.
Lubricate the tracks and hardware with silicone spray or oil.
Examine the garge door rollers hinges tracks and other hardware for signs of damage that might cause the door to hang up.