This can happen if a track is accidentally struck by a heavy object and bent outward.
My automatic garage door will not open.
Perhaps the greatest cause of a garage door that will not open all the way up is a lack of balance.
If your garage door doesn t open but the opener motor runs for just a few seconds and then shuts off the garage door itself may have manually been locked.
Turn the power back on and the door should open and close normally.
In the funniest of scenarios the problem will simply be due to an unplugged power cord.
If you find that other lights or electrical circuits in the garage aren t operating this is the likely cause and you ll need to reset the breaker or gfci or replace the burned out fuse.
They can be found at the back panel of your craftsman garage door opener to increase the open force turn the open force dial about 1 4 of a full turn similarly to increase the close force turn the close force about 1 4 of a full turn operate your garage door.
If you have a dent use a block of wood against it and use a hammer against the wood to hammer that dent out.
The torsion springs are broken.
Test your door s balance by disconnecting it from the automatic opener.
Snapped or loose cables.
The door has dislodged from its track.
Sometimes a garage door won t open or close for one reason only the operator has no power connection.
The limit setting is off.
11 reasons why your automatic garage door won t open or shut the photo eye is blocked.
The door should raise and lower easily by hand.
Your garage door will immediately stop and close if anything is in the field of view of the lenses.
It s also possible that the circuit breaker fuse or gfci outlet powering the door opener circuit has tripped or burned out.
You might have absentmindedly unplugged the operator as you were exiting the garage through your internal door to the house.
If there are dents in the door they need to be dealt with as they will affect the way the door opens.
Pull your garage door so it s about halfway open.
Use a screwdriver to tighten the wire.
Its power source is disrupted.
Shut off the power to the garage door opener.
Locate the force adjustment dials.
If the motor is running on your garage door opener but the door itself isn t opening don t panic.