Garage Door Extension Spring Diagram

Measure area labeled headroom 5 which is the distance between the top of the door opening jamb header and the ceiling or floor joist.

Garage door extension spring diagram.

Order online or call our friendly staff 1 800 233 1487. The springs have a safety cable inside to prevent injury in case of accidental breakage. They are attached to the garage door track or wall near the stationary pulleys lace through the garage door springs and connect to the same support that the spring does. A problem with the spring tension could cause the door to open or close unevenly improperly or at the wrong speed and adjusting the springs will likely solve the problem.

They are similar to the garage door cables though usually lighter weight. They stretch to provide lifting power for the garage door. Selecting the right extension spring while measuring torsion springs to make sure you get the right one is fairly easy getting the right extension spring is even easier. Extension springs 2 pack are the overbuilt 130 lbs.

Two p730 springs one on each side of the door can handle a 90 lbs. Extension springs 2 pack are made of spring steel and designed to be mounted perpendicular above the horizontal track of the garage door. This video will help you weigh a garage door with extension springs. For extension spring systems they need safety cables so follow our video on how to replace your garage door extension spring safety cables.

This is why two 100 pound extension springs are needed to lift a 100 pound garage door. The overbuilt 130 lbs. Plug end extension spring is a spring replacement for 1 piece tilt up canopy style garage doors. At american garage door supply offer the largest selection of garage door repair parts and hardware.

Door with an initial tension of 110 lbs. 10 is required for the standard extension spring or ez set extension spring system while 12 is required for a standard torsion spring and ez set torsion spring system. Place scale under the garage door on the side of the door with the broken extension spring. The following pdfs are instructions for replacing commercial garage door cables in different situations a repair person may encounter in the field.

Garage door springs offset the weight of the door and allow it to open and close with ease. Plug end extension spring the holmes hally p730 30 in. The holmes hally p730 30 in. That s because garage door extension springs have a stripe of color on them that indicates their size.

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.