If you do so you need to clamp vice grips on the door.
Too much spring on tilt up garage door.
3 open the door fully to relieve the tension on the hinge springs at each.
The solution to replacing a garage door spring is first identifying the problem.
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.
A single torsion spring system that is broken is bad news as it requires much more effort to open your door.
If you are underneath it it will come down on you like a guillotine.
You may wish to work on your garage door extension spring with your garage door up.
A spring that is too small or too large can damage your opener wear on your cables cause a safety hazard and more.
If the door raises too quickly the tension is too tight and the automatic opener must work too hard to close the door.
A properly fitted spring or springs will create a safe balanced garage door.
Once your garage door is secured remove the spring hook from the track hanger which will allow you to move the hook and adjust the spring s tension.
The full weight of a garage door can range from 150 to 800 lbs.
Or more so you will require enough strong people to help you with this.
Be sure not to twist the garage door cable when reattaching the pulley.
The other end is attached to a pulley through which the garage door cable is threaded.
Otherwise it will fall breaking all of your windows.