Otherwise it will fall breaking all of your windows.
Too much spring on tilt up garage door.
If you do so you need to clamp vice grips on the door.
To adjust your garage door s side mounted springs first open your door fully and secure it in place with a c clamp below the bottom roller.
The solution to replacing a garage door spring is first identifying the problem.
A spring that is too small or too large can damage your opener wear on your cables cause a safety hazard and more.
The other end is attached to a pulley through which the garage door cable is threaded.
A single torsion spring system that is broken is bad news as it requires much more effort to open your door.
If the door raises too quickly the tension is too tight and the automatic opener must work too hard to close the door.
One end is a fixed attachment to the garage door track or wood frame.
You may wish to work on your garage door extension spring with your garage door up.
Disconnect the door from its motor by pulling the trolley s red cord and lift the door open.
If you are underneath it it will come down on you like a guillotine.
Simply disconnect these two attachments and reattach the new spring in the same way.
3 open the door fully to relieve the tension on the hinge springs at each.
Be sure not to twist the garage door cable when reattaching the pulley.
The full weight of a garage door can range from 150 to 800 lbs.