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.
How to tension a henderson garage door spring.
Once your garage door is secured remove the spring hook from the track hanger which will allow you to move the hook and adjust the spring s tension.
This tension makes it easier to lift the garage door from its closed position.
Through the use of pulleys they perform the same function as the torsion springs.
They come under tension when the garage door is closed to make lifting the.
The cone is on the torsion spring on the left side away from the center of the garage door.
Fitting instructions for the most popular makes of garage doors.
Look for a reddish cone on the torsion spring.
Side mounted springs are long heavy springs mounted on each side of the upper garage door track.
Henderson you can follow these instructions for some repairs on wessex birtley and king cables and overhead canopy springs garador can be used also for repairs on westland and catnic cables springs and roller spindles cardale can also be used for repairs to most wessex wickes apex cables springs and roller spindles.
Aug 13 2019 how to add tension to the main spring of a henderson merlin cardale king birtley wickes garage door.