Then ask for a price based on 7 19 lift cables and double life springs.
How to install pusher spring garage door.
Raise the door and align the bumper with the top left corner of the 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.
Also referred to as garage door pusher springs garage door bumper springs and garage door bumpers.
Tie the extension spring to the roller track then detach the cable from the bottom bracket with a pair of pliers.
These spring bumpers provide initial thrust to start the door down on these doors.
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.
Mounts to rear of horizontal track pad contacts top of door.
Garage door pusher springs 15 overall long uncompressed sold in pairs mounts to rear of horizontal track pad contacts top of door.
The bracket mounts to the outside of the horizontal track as pictured.
Go to the other side and install the other bumper as you did on the first side.
Start your garage door spring replacement project by getting a rough measurement of your springs length and diameter.
Then measure the width and height of your door.
More information is on our blog titled how to install push down spring.
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.
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.