How To Size A Garage Door Torsion Spring

Whatever the case garage door springs are an essential component of the garage door system and are independent of the automatic garage door unique opener.

How to size a garage door torsion spring.

Extension springs do as their name suggests. Determining torsion spring size for new garage door without existing spring all i know is that it is a 16 x 7 ft 4 panel door weighing approximately 195 lbs and has 4 cable drums. Height of the garage door can also affect the size of the spring or spring combination needed as well. Spring orientation only worry about this if you have a 1 s.

The previous owner said that they replaced the original ones with smaller versions because that s all the store had in stock at the time. Dasma stands for the door access systems manufacturers association. The chart is based on information from the door access systems manufacturers association dasma. Spring length how long each spring is 4.

Now everyplace or chart i ve looked at has a selection chart that requires original spring specs that i don t have. If you cannot find the size. I want to get the most appropriate size for my door but i dont know what needs to be considered. Inside diameter 90 of doors have a 2 0 inside diameter 3.

If the garage door has two springs measure each spring individually. Springs in general last about 10 14 years or 15 20 thousand. Finding the right size springs is a crucial part of repairing your garage door and ensuring it lasts for years to come. Garage door spring size chart.

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. Extension springs and torsion springs are the two kinds of garage door springs you ll find in garage doors. For a 7 foot tall garage door you should put 29 quarter turns on each spring. When you are preparing to buy a garage door spring you need to also take into consideration the overall cost of buying or replacing your springs.

They extend as your door moves and helps to balance your garage door. Use this method if the door worked correctly before the spring s broke and the garage door has not been tampered with. In this post you ll find a garage door spring chart for torsion springs and extension springs. 1 75 means the inside diameter is 1 inches.

Dasma is a leading organization in our industry that created the guidelines and specifications for garage door springs. It is not uncommon to have two different size springs. 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. To measure the torsion springs follow each of the following steps carefully.

2 means the inside diameter is two inches etc. When replacing garage door springs we always weigh the garage door and figure the ippt to ensure we.