1 extension springs are color coated see the chart below and order accordingly.
How do i measure my garage door springs.
2 weigh the door.
This is the number of turns that are on your spring.
While this might seem difficult to comprehend measuring the wire size is actually as easy as running a tape measure along the distance between 10 and 20 coils.
For a single car door place a bath scale in the center of the opening remove all spring tension from the door and lower the door onto the scale.
While this may appear tricky to understand measuring the size of the wire is basically as simple as running your tape measure along the distinct distance between 10 and 20 coils.
It works as opposites so if the spring is on the right side of the center when looking from inside your garage out to your door it is left wound.
If the garage door has two springs measure each spring individually.
It is not uncommon to have two different size springs.
When you measure a garage door spring it s not enough to simply take a tape measure and record the length from one end to the other.
Spring orientation only worry about this if you have a 1 s.
To order the correct springs for your garage door you ll need to know a few details about your door system.
This method of measuring your torsion spring requires you to measure the existing springs.
For example a 14 high door is 168 high.
After you measure the length of this spring you need to measure the diameter of the spring.
Inside diameter 90 of doors have a 2 0 inside diameter 3.
Generally when looking from within the garage if the spring is on the left side it is right wound and vice versa.
Measuring the garage door extension springs first measure the length of the spring.
Divide the height of the garage door by the cable drum circumference then add one.
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Typically once you measure your garage door spring you need not just take a measuring tape and write down the length from side to side.
You also need to know the size of the wire itself.
Measure the circumference of the cable drum and measure the height of the garage door in inches.
Many of these have drums with 17 circumferences.
In order to order new garage door torsion springs you will need to measure as accurately as possible your current spring s and find the.
The spring should be measure as it is unwound.
To measure the torsion springs follow each of the following steps carefully.
Determining the correct spring for your door can be done one of several ways.
Spring length how long each spring is 4.
