How To Repair Extension Spring On Garage Door

Springs for one piece doors are wound more tightly and operate differently than extension springs for sectional doors.

How to repair extension spring on garage door.

Leaving the garage door open and securing it ensures that the tension on the spring is released. Lubricate the spring with garage door lubricant then remove the clamp from the garage door. Once the tension is released you can remove the spring from the track. Loosen the unbroken spring.

The new spring s diameter length and wire size or gauge must be the same as your old spring. The easiest way to do this is to take the broken spring to a local garage door dealer or home improvement center so they can help you find an exact match. Shove a winding bar into a bottom hole of the winding cone of the good spring. If you are underneath it it will come down on you like a guillotine.

Be sure the door is open and supported when doing this. If the extension springs are not the same length open the garage door and change the location of one of the s hooks so that when you close the door both springs are the same length. If the door remains in place the replacement was a. A problem with the spring tension could cause the door to open or close unevenly improperly or at the wrong speed and adjusting the springs will likely solve the problem.

In this post we ll focus on extension springs for sectional doors because they are more common. How to choose garage door extension springs. With a second set of hands to help you along manually lift the door off the ground and lock. Secure the door open preferably using c clamps.

Test the spring by lifting the door about 3 feet. Otherwise it will fall breaking all of your windows. After you then disconnect the safety cable from one end. If both springs are the same length the garage door should be level across the floor.

Working on an open garage door without vice grips. Garage door springs must properly match the door s weight. You may wish to work on your garage door extension spring with your garage door up. How to repair garage door springs and cables lock down the door.

Clamp a locking pliers or a c clamp to the track just above one of the rollers. Purchase new garage door extension springs. Disengage the broken extension spring one end at a time. How to replace a garage door extension spring step 1.