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.
How to adjust a garage door side spring.
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 torsion spring helps the garage door open and close easily.
Tips for adjusting side mounted springs.
This video will show you how to replace the extension springs on your garage door.
To be able to adjust the springs the door must be in a position that release the tension on the springs.
Side mounted springs are long heavy springs mounted on each side of the upper garage door track.
This video will show you how to replace the extension springs on your garage door.
The springs are located at the top inside part of the garage door.
Retest the door balance as you did in step 1.
Release the tension on the springs by opening your garage door all the way and securing it in place with a c clamp.
Then disconnect any existing safety cables and remove them away from the door springs.
See below to make sure the door is secured before you work on it.
There are two torsion springs at each side of the garage door.
Adjust the springs on both sides of the door the same way.
Adjusting an extension spring door.
Once the spring is free of tension remove from its track hanger.
If the garage door isn t opening or closing properly then check the tension on the torsion springs for needed adjustments.
If it was opening too quickly move it to the next lower hole.
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.
Brace door before adjusting extension springs.
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.
This tension makes it easier to lift the garage door from its closed position.
If the door was closing too quickly move the spring to the next higher hole on the bracket.