How To Install Double Garage Door Extension Springs

Many manufacturers have cut costs by using a single spring on a double wide 16 steel garage door.

How to install double garage door extension springs. Other problems frequently ensue when a single spring is used on a double car garage door. Following are the steps necessary to replace one or more of these springs while taking safety precautions. 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. If the spring breaks near the stationary cone a large portion of the spring spins loose with the winding cone secured to the shaft.

If both springs are the same length the garage door should be level across the floor. Tie the extension spring to the roller track then detach the cable from the bottom bracket with a pair of pliers. Be sure the door is open and supported when doing this. Garage door springs offset the weight of the door and allow it to open and close with ease.