If the door was closing too quickly move the spring to the next higher hole on the bracket.
How to adjust garage door double springs.
With locking pliers clamped on the torsion tube winding bars are used to wind the springs tighter to increase tension.
Tension is reduced by removing turns.
Retest the door balance as you did in step 1.
When two springs are used both sides should be adjusted the same.
Adjustments should be made in 1 4 turn increments.
Adjust the springs on both sides of the door the same way.
How to unwind and wind a torquemaster plus springs on a 7ft x 16ft 125lbs garage door.
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.
Once the spring is free of tension remove from its track hanger.
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.
You must release the tension on the garage door springs before attempting adjustment or replacement.
If it was opening too quickly move it to the next lower hole.
How to adjust a torsion spring garage door.
The rod will need to be at least 18.
Hold the garage door in this position by attaching a c clamp to the track at a point below the lowest door roller wheel.
Look for a reddish cone on the torsion spring.
Use a metal rod to stick in the first notch of the cone.
This can make the other parts of the garage door last a much longer time.
How to safely adjust your garage door spring.
Purchased torquemaster plus double springs from https amz.