Press the button on the opener if the door has one to open the garage door all the way.
Properly adjust garage door spring tension.
You must release the tension on the garage door springs before attempting adjustment or replacement.
The rod will need to be at least 18 inches long and 1 2.
Hold the garage door in this position by attaching a c clamp to the track at a point below the lowest door roller wheel.
Adjustments to side mounted springs must be made with the door fully open so that there is no tension on them.
Loosen the set screws with a wrench while holding the first winding bar you ll feel significant tension as the screws are removed.
Adjust the springs on both sides of the door the same way.
Release the tension on the springs by opening your garage door all the way and securing it in place with a c clamp.
If the door is hard to raise the tension at the hinge springs is too.
Raise the door using the handle on the outside.
Look for a reddish cone on the torsion spring.
If it was opening too quickly move it to the next lower hole.
This is accomplished by opening the garage door as fully as possible until it hits the stop bolt on the track.
The cone is on the torsion spring on the left side away from the.
To adjust a door that can t stay open bring the first winding bar up to a 90 degree angle with the garage door this is a quarter turn.
Open the door fully to relieve the tension on.
How to adjust a torsion spring garage door step 1.
Lift the door all the way open with the handle if there is no opener.
Once the spring is free of tension remove from its track hanger.
One end of the spring is connected to the garage door track or 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.
Use a metal rod to stick in the first notch of the cone.
Then disconnect any existing safety cables and remove them away from the door springs.
Disconnect the door from the automatic opener using the disconnect cord.
The other is attached to a pulley connected to the cable.
Open the garage door all the way to release spring tension.