The following steps will walk you through how to replace an extension garage door spring.
Replace single garage door torsion spring.
Open the garage door to remove all spring tension and clamp it in place.
Opening a door and failure to keep it securely open can damage the door or cause serious injury.
We do not recommend replacing torsion springs with the garage door open.
They are written to help the diy homeowner and maintenance repair men replace a torsion spring that is mounted on one side of an anchor bracket above the middle of the garage door as pictured above.
In this video we will explain the process and the benefits of converting from a single torsion spring to a pair of springs on your garage door torsion system.