Other problems frequently ensue when a single spring is used on a double car garage door.
How to level a garage door with two springs.
You also need to know the shaft diameter and the drum diameter.
Before you begin leveling your garage door you need to determine the size of the gap underneath your door.
If the spring breaks near the stationary cone a large portion of the spring spins loose with the winding cone secured to the shaft.
Open it just as wide as you can without hitting the garage door opener s stop bolt and place a clamp on the track on both sides to keep the door in.
If your garage door cable is at an angle or l.
If the door was closing too quickly move the spring to the next higher hole on the bracket.
Retest the door balance as you did in step 1.
The best and easiest way to level your crooked garage door.
Once the spring is free of tension remove from its track hanger.
With an extension spring door the goal is to take all the tension off the door before you even think about touching a spring you can do this by opening the door all the way and propping it up with a ladder.
Perfectly balanced garage door.
A perfectly balanced garage door will be easy for you to open and close.
A perfectly balanced.
Adjusting an extension spring door.
Adjust the springs on both sides of the door the same way.
To calculate measure the starting and ending distance that the shaft will travel.
This video will show you how to repair a mis aligned garage door cable.
Diy garage door repair and save money.
Many manufacturers have cut costs by using a single spring on a double wide 16 steel garage door.
Manually in the event your garage door opener fails or you have a power outage.