You must release the tension on the garage door springs before attempting adjustment or replacement.
Overhead garage door springs adjustment.
How to safely adjust your garage door spring.
Changing your garage springs isn t typically a diy project and usually requires a professional.
Once the spring is free of tension remove from its track hanger.
If the door was closing too quickly move the spring to the next higher hole on the bracket.
When two springs are used both sides should be adjusted the same.
If you have a wooden garage door then you can trim the door down to make it fit properly.
Hold the garage door in this position by attaching a c clamp to the track at a point below the lowest door roller wheel.
This is accomplished by opening the garage door as fully as possible until it hits the stop bolt on the track.
If you don t have a wooden garage door you may be looking at a garage door replacement.
If it was opening too quickly move it to the next lower hole.
Retest the door balance as you did in step 1.
Add more concrete to the floor.
The springs are located at the top inside part of the garage door.
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Tension is reduced by removing turns.
To test your springs disable your garage door opener if you have one then raise the door manually.
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.
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.
You can do this with a jigsaw or a circular saw sanding off the bottom and replacing it in the frame so it sits properly.
With locking pliers clamped on the torsion tube winding bars are used to wind the springs tighter to increase tension.
Adjustments should be made in 1 4 turn increments.
If it doesn t stay in place on its own it s time to replace your garage springs.
But it s good to know when it s time to find garage door spring replacements.
For pricing and availability.
This can make the other parts of the garage door last a much longer time.
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