Get it right the first time.
Replacing a garage door extension 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.
Disengage the broken extension spring one end at a time.
Replacing garage door extension spring safety cable.
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.
The following steps will walk you through how to replace an extension garage door spring.
How to replace a garage door extension spring step 1.
Purchase new garage door extension springs.
Once in place disconnect the.
With a second set of hands to help you along manually lift the door off the ground and lock.
Unplug the power cord to your garage door opener.
If you have an older opener you may need to remove a fuse or flip.