Some garage door openers have a neutral position for the trolley disconnect.
Replacing a garage door extension spring.
At the far end of the door rail.
Replacing garage door extension spring safety cable.
Once in place disconnect the.
Unplug the power cord to your garage door opener.
The new spring s diameter length and wire size or gauge must be the same as your old spring.
Disengage the opener from the door.
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.
Purchase new garage door extension springs.
Get it right the first time.
Open the garage door to remove all spring tension and clamp it in place.
How to replace a garage door extension spring step 1.