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 spring tension on henderson garage door.
If the door springs are properly adjusted the door should stay in place when you let go.
This video applies t.
Garage door springs offset the weight of the door and allow it to open and close with ease.
Remove the clamps and pliers from the torsion tube and track and lift the door about 3 ft.
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.
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The springs are located at the top inside part 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.
You must release the tension on the garage door springs before attempting adjustment or replacement.
Finish with a test of the garage door tension spring.
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.
Adjusting an extension spring door.