Garage Door Torsion Spring Conversion Chart
0 5 350 180 degrees of free position.
Garage door torsion spring conversion chart. For other commercial and industrial torsion springs please contact us. When converting the inside diameter it is helpful to remember that a torsion spring consists of a given length of wire that is coiled around a rod. Force spring exerts per 1 turn of the spring. Always convert torsion springs to a spring of equal or greater wire diameter.
We have over 26 300 customers. Many of the older extension springs may not have visible paint color on either end of the spring. Multiply the door weight by the hi moment arm and then divide by the number of turns. Spring length how long each spring is 4.
Weighing your garage door is the best possible way to determine the proper springs needed for the door. Spring orientation only worry about this if you have a 1 s. This garage door torsion spring conversion kit allows you to convert from extension springs torquemaster and ez set. If your garage door has extension springs the springs stretch out as the door closes and retract as the door opens the garage door industry has released a standard color chart for the strength pull for these springs as seen in the table below.
Multiply the number to the right of the decimal point by 360 degrees. This means that if your spring has 5 5 coils it will display a free position of 180ยบ. Your torsion spring has 4 5 coils. Door weights 150lbs and under will be shipped with 1 high cycle life torsion spring.
Use the following chart to determine the strength of each spring as measured in inch pounds per turn ippt. We provide garage door sales service torsion spring replacement installation n nw chicago and suburban il skokie based not a franchise fast fair torsion spring gears garage door opener repair. Measure the outside diameter and then subtract twice the wire diameter. Equation to calcuate free position.
Your garage door requires a specific total ippt which can be achieved by using one or multiple springs. We will use the corrispoding weight you ordered to customize the perfect spring s to balance your garage door. If you cannot make an exact match it is better to be one or two ippt lower and. About our garage door torsion spring conversion kit.
Tools for doing this for 1 3 4 2 and 2 1 4 id springs are on our standard garage door torsion springs page. Perfect for those looking to convert to torsion springs you can save over 400 by doing this job yourself in as little as one hour.