Ideally the door should slowly float up from this point.
Garage door spring does not stay tight.
You need proper tension on a garage door to operate the door by hand or with an automatic opener.
There are of course many other problems that can keep your garage door from functioning properly.
2 brace the open door.
Move the garage door up and down until you find a place where the door stays suspended when you let go.
A pulley through which the garage door cable is threaded.
Bottom of the door is up on one side.
One of the more difficult problems for do it yourselfers to diagnose is a worn cable pulley on an extension spring door.
If it stays in place your spring or springs are fine.
Another thing that can reveal a broken torsion spring is a loud bang emanating from your garage.
A problem with the spring tension could cause the door to open or close unevenly improperly or at the wrong speed and adjusting the springs will likely solve the problem.
Click on a problem below to see the possible causes and solutions.
Close the garage door and pull the emergency release.
This will disconnect the opener from the door and allow you to open it manually.
If that point is more than four feet or less than three feet above the ground you will need to balance the door.
Garage door springs offset the weight of the door and allow it to open and close with ease.
If the door feels very heavy and will not move easily it is likely that your torsion springs which counterbalance the garage door s weight are faulty or broken.
Release your hold on the door and see if it stays up all the way.
If the tension is too loose the springs that help lift the door are ineffective and the weight of.
While the pulley is disconnected from the spring give it a quick hard look.
Hold the garage door and remove the vise grips from the track after the spring tension has been adjusted.
Simply disconnect these two attachments and reattach the new spring in the same way.