Adjusting garage door springs is a common repair.
How to adjust garage door springs.
Adjusting garage door extension.
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.
Garage door springs are used to offset the weight of the door.
This can make the other parts of the garage door last a much longer time.
Garage door springs offset the weight of the door and allow it to open and close with ease.
Adjustment to torsion springs can be dangerous because they must be adjusted with the door down and the spring under tension.
The springs are located at the top inside part of the garage door.
If it was opening too quickly move it to the next lower hole.
Without the springs the door is very difficult to lift.
One end of the spring is connected to the garage door track or frame.
The other is attached to a pulley connected to the cable.
When garage doors won t close all of the way or they close unevenly spring adjustment may be called for.
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.
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.
Adjust the springs on both sides of the door the same way.
Be sure to have all your tools inside before closing the door unless you have an alternate access door to the garage.
Detach the old spring from both ends and replace it with the new one and replace the pulleys as well if they are worn out.
Adjust the spring into the proper position and make sure your garage door closes all of the way.
If the garage door isn t opening or closing properly then check the tension on the torsion springs for needed adjustments you may need to have someone helping you to adjust the torsion spring because it can be potentially dangerous.
Troubleshooting garage door springs.
How to safely adjust your garage door spring.