What a garage door cable does.
Garage door tension spring cable.
I just measured it.
Contact a professional repairman or garage door specialist for repairs to this kind of door.
It s a torsion spring cable designed for a common 7 garage door installation.
The cable runs through the torsion springs literally doing the heavy lifting each time the door is raised.
Use steel rods at least 18 inches 46 cm long.
The garage door tension springs provide lifting force for the heavy door and are under tremendous tension get careless and they can hurt you.
How to adjust garage door tension.
In this video i will show you how to replace a broken cable for your extension spring garage door.
It s actually one of the most important safety mechanisms of your garage door.
Side mounted springs are long heavy.
Garage doors with a single tension spring located over the center of the door are difficult and potentially dangerous to repair.
You need proper tension on a garage door to operate the door by hand or with an automatic opener.
Can you repair a garage door tension spring yourself.
Here s a breakdown of how to adjust garage door cables.
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.
You might be wondering what purpose does a garage door cable serve.
Mine broke and this is nearly identical to the length of the one that s being replaced i m replacing both only one broke remember to get some 1 2 quot.
If your cables are tightly wound on the pulley but 1 side of the door is uneven then you need to adjust the tension on the torsion spring mounted above the center of the garage door frame.
This tension makes it easier to lift the garage door from its closed position.