If it was opening too quickly move it to the next lower hole.
How to adjust tilt garage door springs.
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.
Here are the steps to adjust common torsion spring mechanisms.
If the tilt a door is not closing straight it can be adjusted by moving the adjusting arms up or down as required.
As someone else mentioned use a rag if you don t have man hands.
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.
Clamp the garage door in place with a c clamp above the bottom roller.
Or as square as possible.
When closed the door should sit square in the frame.
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.
Adjust the springs on both sides of the door the same way.
Retest the door.
You must release the tension on the garage door springs before attempting adjustment or replacement.
First of all make sure you have the door propped up in the fully open position either using a 1 9 2 1m metre post pole or another relatively strong person.
Find the two springs and corresponding adjustment screws collars these should be along the shaft.
Then take the springs off 1 by one whilst still propped up.