In this article, we’ll tell you the difference between a safe door and one that’s unsafe. We’ll also give you the helpful tips you’re not likely to find in the manufacturer’s instructions to correctly, and safely, install a new garage door with a torsion spring and do-it-yourself tensioning. Installing a new, double garage door yourself will save you several hundred dollars and should take eight to 12 hours if you’re fairly handy. You can do most of the new garage door installation project yourself, but you should recruit help for removing the old door.
2. These springs do wear out over time – in fact, they are commonly rated with what is called a cycle life. The average standard cycle life is ten thousand cycles with each cycle being one opening and closing of the door. This means for a door that sees four cycles per day you might expect to replace your springs after somewhere close to seven years of use.