Tie the extension spring to the roller track then detach the cable from the bottom bracket with a pair of pliers.
How to install pusher spring garage door.
Then measure the width and height of your door.
There are also many situations where the doors have worn hardware bent tracks and binding hardware whch prevents the door from lowering when the opener turns the shaft to lower the door.
Go to the other side and install the other bumper as you did on the first side.
More information is on our blog titled how to install push down spring.
Start your garage door spring replacement project by getting a rough measurement of your springs length and diameter.
Garage door pusher springs 15 overall long uncompressed sold in pairs mounts to rear of horizontal track pad contacts top of door.
Also referred to as garage door pusher springs garage door bumper springs and garage door bumpers.
Angle can be added to top of the door for added support at the contact point if the top of door does not align with the pad on the pusher spring add appropriate sized angle to top of door.
The bracket mounts to the outside of the horizontal track as pictured.
Angle can be added to top of the door for added support at the contact point if the top of door does not align with the pad on the pusher spring add appropriate sized angle to top.
Using c clamps or c vise grips temporarily install the pusher springs as far back on the horizontal track as you can go.
These spring bumpers provide initial thrust to start the door down on these doors.
Release the tension on side mounted extension springs by lifting the door and locking it in place on each side with a pair of locking pliers.
Mounts to rear of horizontal track pad contacts top of door.
Garage door pusher spring 30 9 16 2 are sold by the pair and are made for sectional overhead doors that have a jack shaft style opener.