At the far end of the door rail.
Replacing a garage door extension spring.
Disengage the broken extension spring one end at a time.
If you have an older opener you may need to remove a fuse or flip.
Unplug the power cord to your garage door opener.
Get it right the first time.
Open the garage door to remove all spring tension and clamp it in place.
The new spring s diameter length and wire size or gauge must be the same as your old spring.
How to replace a garage door extension spring step 1.
The following steps will walk you through how to replace an extension garage door spring.
With a second set of hands to help you along manually lift the door off the ground and lock.
Once in place disconnect the.
Purchase new garage door extension springs.
Replacing garage door extension spring safety cable.