Garage Door Spring Length Importance

Failure to use the proper size spring will lead to an unbalanced garage door.

Garage door spring length importance.

When determining spring size the height and weight of the garage door are very important. For example on a seven foot high garage door a 34 spring comprised of 250 wire would grow eight coils when it is wound and stretched. We recommend using torsion springs made of oil tempered steel instead of galvanized steel. Torsion springs with standard inner diameter sizes of 1 75 and 2 00 inches are used to counter balance and assist in the opening and closing of your garage door.

Springs are usually stretched an extra 1 8 so the total addition to the spring length is eight coils or two inches. Simply put torsion spring length is one of the key aspects to the unique power of automatic garage doors. The spring will grow 7 5 coils or 7 5 x 250 for the coil size or 1 7 8. Torsion spring inside diameter and overall length in many cases the inside diameter of the torsion spring will be indicated on the stationary cone in between the two springs at the midpoint of the door.

If you cannot find the size. 1 75 means the inside diameter is 1 inches. Everything you need to know about garage door torsion springs. An unbalanced garage door will cause other serious issues like premature failure of garage door components and damage to or failure of the automatic garage door opener.

Spring orientation only worry about this if you have a 1 s. I have a 17 x7 insulated garage door and one of my torsion springs broke last night. Inside diameter 90 of doors have a 2 0 inside diameter 3. If you need a new garage door torsion spring you will need to know what length you need to purchase.

The length of a torsion spring is integral to its winding capacity. The inner coil diameter and overall spring length will determine the lifting capacity of the spring. I want to get the most appropriate size for my door but i dont know what needs to be considered. To order the correct springs for your garage door you ll need to know a few details about your door system.

The spring s individual measurements are also important they determine the spring s lift. This is not as simple as just measuring the spring from side to side because torsion springs are labeled based on unwound length. In addition to knowing the garage door s weight and height and the spring s color code knowing how to measure the spring s dimensions can help you order the right springs. If you have a large garage door for example you can t have an undersized spring and expect to get the needed lifting and lowering ability.

To figure your average for garage door life cycles find the average number of times you open and close your garage door each day. 2 means the inside diameter is two inches etc. If the spring is broken and unwound then your job is easy but most of the time you ll need to get this measurement when the spring is still wound.