Failure to install the torsion springs on the correct side will cause your door to function improperly and could result in serious injury.
Garage door spring winding direction.
Replacement of torsion springs is among the most common garage door spring repairs performed by companies that specialize in garage doors.
It is important to check the winding of your current spring to avoid buying the wrong one.
Each spring used in this manner has a particular wind direction.
Basically door springs can either wind to the left or to the right.
Usually you will have two springs on your door which will be color coded.
Using a right wound spring where left wound is needed will interfere with and perhaps prevent the operation of the door.
Right hand winding springs wind in a clockwise manner with the end wire on the right while left hand winding springs go anticlockwise with their end wire on the left.
Right wound left wound or both.
Black winding cone torsion springs are used on the right side of the door and red winding cone torsion springs are used on the left side of the door when viewing the door from the inside looking out.
How to determine wind direction.