A few years back i narrowly avoided being hit by a spring that snapped.
How to change side spring on garage door.
Doors with extension springs have two sets of pulleys which are sometimes called sheaves.
Once you ve completed the steps required for garage door extension springs replacement make sure to check your work.
Garage door springs can be easily broken making the garage door difficult to open or even putting the vehicle or driver at risk by dropping on them.
The side garage extension spring on the left should mirror its counterpart on the right and vice versa.
Test the spring by lifting the door about 3 feet.
In essence replacing garage side door extension springs is all about balance.
If the door remains in place the replacement was a.
Home owners can replace an extension springs safely by following these steps.
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One cable attaches to the bottom of the door runs up and over the pulley above the door and around the spring pulley and then attaches to the door track bracket.
In this video you ll learn how to spot and replace a garage door extension spring.
One at the end of each spring and one at the top of the vertical door track they also have two cables on each side.