They come under tension when the garage door is closed to make lifting the.
Tilt garage door side extension springs adjustment.
Retest the door balance as you did in step 1.
If the door was closing too quickly move the spring to the next higher hole on the bracket.
To be able to adjust the springs the door must be in a position that release the tension on the springs.
If you notice a gap on one side it means that one of the springs is putting more force on the door than the other.
Raise the door and release the garage door opener.
Secure the door in place before you start actually adjusting the door push it up as far as possible.
Install a vertical two by four brace at the outer edge of the door to prevent the door from falling.
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.
This tension makes it easier to lift the garage door from its closed position.
To keep the door from falling it must be clamped to hold it in place.
As the one piece door opens the extension spring continues to pull down on the lever arm.
The springs extend along the shaft and work by twisting as the garage door closes by means of cables attached to each side of the lowest garage door panel.
When you help raise the bottom of the door you raise one end of the lever arm.
Once the spring is free of tension remove from its track hanger.
The extension spring pulls on the other end helping the door open.
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If it was opening too quickly move it to the next lower hole.
You will have to adjust the tension on that side.
Side mounted springs are long heavy springs mounted on each side of the upper garage door track.
Through the use of pulleys they perform the same function as the torsion springs.
For extension springs this is in the up position.
As the door opens the extension spring contracts and loses its pull.
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.