Hold the garage door in this position by attaching a c clamp to the track at a point below the lowest door roller wheel.
How to adjust tension on garage door torsion spring.
This video applies t.
The cone is on the torsion spring on the left side away from the center of the garage door.
This cone has notches in it that are used to adjust the tension in the torsion spring.
How to safely adjust your garage door spring.
This is accomplished by opening the garage door as fully as possible until it hits the stop bolt on the track.
You must release the tension on the garage door springs before attempting adjustment or replacement.
This can make the other parts of the garage door last a much longer time.
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.
Open the door fully to relieve the tension on the hinge springs at each side of the door opening.