Garage Door Spring Adjustment How Many Turns

Adjustments should be made in 1 4 turn increments.

Garage door spring adjustment how many turns. Tension is reduced by removing turns. The formula for determining the number of turns on these springs is based on door height and drum number. High lift doors rise vertically some times a distance as short as a foot or more sometimes more than half the door height and then the door rides in the horizontal tracks. Samwise the brave has a sectional garage door and its torsion spring is a 15 000 cycle spring.

If your door is 7ft high then we recommend starting off at 31 quarter turns on each springs. Measure the distance from the top of the closed door to the bottom of the horizontal track. Installing and adjusting garage door torsion springs. Force spring exerts per 1 turn of the spring.

To adjust torsion spring tension the door is locked in the down position. Based on the facts if we divide 15 000 by 3 we get samwise garage door spring s life expectancy which is 5 000 days or 13 years and 7 months. If you have an 8ft door then start at 34 quarter turns. On average samwise takes his little pony for a ride in the shire 3 times per day.

Inch pounds per turn. 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. A problem with the spring tension could cause the door to open or close unevenly improperly or at the wrong speed and adjusting the springs will likely solve the problem. When two springs are used both sides should be adjusted the same.

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