With an extension spring door the goal is to take all the tension off the door before you even think about touching a spring you can do this by opening the door all the way and propping it up with a ladder.
Proper way to adjust a center spring garage door.
If the tension is too loose the springs that help lift the.
If the garage door isn t opening or closing properly then check the tension on the torsion springs for needed adjustments.
The torsion spring helps the garage door open and close easily.
Adjust the springs on both sides of the door the same way.
Hold the garage door in this position by attaching a c clamp to the track at a point below the lowest door roller wheel.
If the torsion springs do not increase in tension as the 1 4 turns are added to the springs then you probably have the torsion springs reversed.
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.
If it was opening too quickly move it to the next lower hole.
You must release the tension on the garage door springs before attempting adjustment or replacement.
Open it just as wide as you can without hitting the garage door opener s stop bolt and place a clamp on the track on both sides to keep the door in.
If the door was closing too quickly move the spring to the next higher hole on the bracket.
Retest the door balance as you did in step 1.
This video applies t.
You need proper tension on a garage door to operate the door by hand or with an automatic opener.
The springs are located at the top inside part of the garage door.
There are two torsion springs at each side of the garage door.
This is accomplished by opening the garage door as fully as possible until it hits the stop bolt on the track.
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.
If adjustment of the rear track hanger is necessary the door must be locked in the closed position because the weight of the door is supported by the rear hangers.