In case of doubts on how many times you need to turn the spring contact a technician for guidance.
How many turns garage door spring.
One way to help remember how many turns have been completed is to paint a line down the width of the spring.
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If your door is 7ft high then we recommend starting off at 31 quarter turns on each springs.
A rule of thumb with springs is that four quarter turns equals a full revolution and the spring needs to be tightened a full revolution for every foot of door height e g.
In most cases you can determine the wind of your garage door torsion spring by using the color coded system on the cones at the end of the spring.
Most of the time the end on the right hand wind is red and the left and wind is black as you can see on the graphic below.
When you count 30 turns you should know that you have completed the remaining five turns.
7 1 2 foot door 7 revolutions 2 30 quarter turns.
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Inch pounds per turn.
A the amount of turns required on your springs depends on the height of your garage door.
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If you have an 8ft door then start at 34 quarter turns.
Usually you will have two springs on your door which will be color coded.
On standard lift doors the formula is dh dc 1 or the door height in inches divided by the drum circumference in inches plus one.
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1 divide the total spring s ippt by the cable drum multiplier 2 multiply the spring ippt by the number of turns and then divide by the hi moment arm.
Number of turns needed to wind a torsion spring.
This completes a total of seven spring turns adequate for a standard garage door.
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After winding the spring you may need to add or subtract a quarter turn or more.
If you experience problems during the installation of your garage door contact us.