516mm 20 1 2 length over coils.
Up and over garage door springs.
When the spring unwinds the energy is released causing the door to rise.
Torsion springs are located above the garage door and extension springs are located at the sides of the door.
Generally extension springs are found on older garage systems whereas torsion springs are favoured more nowadays and found on most newer systems.
Clamp a locking pliers or a c clamp to the track just above one of the rollers.
Our technicians are experts that are able to handle any emergency repair and provide you with estimates for new and repair of doors and gates.
62 no of coils approx.
Fitting instructions listed below are for the most popular makes and models of garage doors henderson you can follow these instructions for some repairs on wessex birtley king cables and overhead main springs garador can be used also for repairs on westland and catnic cables springs and roller spindles.
See figure 1 you can now release the cables and take off the springs without any trouble or danger.
The spring s on your garage door do all of the heavy lifting when opening your door so it is important to make sure they are in good working order.
They come under tension when the garage door is closed to make lifting the.
7 days a weeks for new installation and repair of doors and gates.
This tension makes it easier to lift the garage door from its closed position.
Henderson ultra garage door spring 225 mk2.
Mounted horizontally above the opening garage door torsion springs are twisted as the door goes down storing energy in the process.
To suit most uk garage door manufacturers including garador cardale henderson and wessex.
Mk2 springs have top mounted hook adjuster bolts a spring to suit henderson ultra 200 and 225 geared doors as fitted to many custom built panels.
Then take off the clamps or the locking pliers and slowly close the door.
Extension springs are the most common type of garage door spring for residential use and can break after excessive usage.
Also yank the cord and unplug the garage door opener before you start any garage door spring repair.
This will prevent the door from shooting up and breaking your nose when you wind the new springs during an overhead garage door repair.
Garage door springs offset the weight of the door and allow it to open and close with ease.
With over 10 years of experience in the garage door and gate industry we offer quick response service 24 hours a day.
The springs extend along the shaft and work by twisting as the garage door closes by means of cables attached to each side of the lowest garage door panel.
Through the use of pulleys they perform the same function as the torsion springs.
Open the door completely and block it in this position with clamps or locking pliers firmly tightened to the track to prevent the door from closing.
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.