If the tension is too loose the springs that help lift the.
Garage door spring lost tension.
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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.
You must release the tension on the garage door springs before attempting adjustment or replacement.
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You need proper tension on a garage door to operate the door by hand or with an automatic opener.
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Adjusting an extension spring door.
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.
This video applies t.
This is accomplished by opening the garage door as fully as possible until it hits the stop bolt on the track.
Garage door springs act as a counterbalance to the weight of all garage doors making them easier to open and close garage springs are under an extreme amount of tension and either stretch or torque providing enough force to help you move the door.
Hold the garage door in this position by attaching a c clamp to the track at a point below the lowest door roller wheel.