Properly Adjust Garage Door Spring Tension

How to adjust a torsion spring garage door step 1.

Properly adjust garage door spring tension.

Move to the outside of the garage. Use a metal rod to stick in the first notch of the cone. 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. Look for a reddish cone on the torsion spring.

Open the door fully to relieve the tension on. Lift the door all the way open with the handle if there is no opener. 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.

Adjust the springs on both sides of the door the same way. The rod will need to be at least 18 inches long and 1 2. Release the tension on the springs by opening your garage door all the way and securing it in place with a c clamp. Then disconnect any existing safety cables and remove them away from the door springs.

Press the button on the opener if the door has one to open the garage door all the way. The cone is on the torsion spring on the left side away from the. Raise the door using the handle on the outside. One end of the spring is connected to the garage door track or frame.

This is accomplished by opening the garage door as fully as possible until it hits the stop bolt on the track. If it was opening too quickly move it to the next lower hole. Open the garage door all the way to release spring tension. If the door is hard to raise the tension at the hinge springs is too.

Adjustments to side mounted springs must be made with the door fully open so that there is no tension on them. 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. Loosen the set screws with a wrench while holding the first winding bar you ll feel significant tension as the screws are removed. If the door was closing too quickly move the spring to the next higher hole on the bracket.

Once the spring is free of tension remove from its track hanger.