This video will show you how to replace the extension springs on your garage door.
How to change a garage door extension spring.
Purchase new garage door extension springs.
If both springs are old you should replace them both at the same time.
The following steps will walk you through how to replace an extension garage door spring.
You may need to use a 2x4 or some other object to pry the garage door open.
The new spring s diameter length and wire size or gauge must be the same as your old spring.
Once in place disconnect the.
Do not use a digital scale as they often will not respond to the door weight changing as rollers no longer stick to the track.
Place scale under the garage door on the side of the door with the broken extension spring.
Detach the cable and thread it around the pulley to free the spring.
Open the garage door to remove all spring tension and clamp it in place.