Look up at the springs from inside the garage.
How to tell left and right garage door springs.
If you have only one spring on your garage door just remember that if the spring is on the left side of the bracket it is right wind and if it is on the right of the bracket it is left wind.
What can we say it can appear a bit complicated.
If you have a 2 spring system you should replace both springs and you can skip this step.
How to determine winding orientation left wound or right wound a general rule is that if the spring is marked with red paint then it is right wound.
There is a lot of confusion among people regarding right hand winding torsion spring and left hand winding torsion spring.
The right hand winding springs are wound in a clockwise direction.
So how do you tell if a garage door spring is a left or a right spring on your garage door.
The spring to your right is a left wound spring and the spring to your left is the right wound spring.
Thus they have their end of wire on the right side.
On the contrary it is very simple to determine the winding type of a garage door spring.
With most new garage doors there will be two torsion springs separated by a divider that s located at the midpoint of the door.
The only exception to this is if you have a door with outside lift bottom fixtures and the cables come off the fronts of the drums as pictured below.
If its endpoints in a clockwise direction then it is a left wound spring and vice versa.
They call it a right spring but when you are looking at the door from the inside it goes on the left side and vice versa.