Carefully follow all of the safety instructions in this tutorial.
How to replace a garage door springs yourself.
Open the garage door to remove all spring tension and clamp it in place.
There are no cables or pulleys to deal with and the springs have internal safety rods.
Once you figure that out you can install the new one.
If the garage door stays on the floor by itself remove the vise grip from the track.
Lift the door to a fully open position.
If the springs are too strong you have to restrain it from flying into the open position.
To install a new garage door spring you will first need to know the type of spring it uses.
Replacing the pulleys must be done with the garage door open.
Once in place disconnect the.
Always stay out of the path of extension springs when the garage door is operating or when the door is closed assuming the cable or spring could break at any moment and the spring flies off and hits you.
On one piece doors with side springs you open the door to relieve the spring tension and simply swap out the springs on the opener arm mechanism.
Step 1 lift door.