How Many Turns On A 12x10 Garage Door Double Spring

Other problems frequently ensue when a single spring is used on a double car garage door. What s more we can provide you with a free quotation. Check for a straight line drawn across the length of the spring s.

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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.

How many turns on a 12x10 garage door double spring.

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. Garage door spring wind direction color chart. To help you make an enlightened choice when purchasing your new garage door contact us. In case of doubts on how many times you need to turn the spring contact a technician for guidance.

After winding the spring you may need to add or subtract a quarter turn or more. First the weight of the. Number of turns needed to wind a torsion spring. When you count 30 turns you should know that you have completed the remaining five turns.

If no line is present draw one using a piece of chalk. Force spring exerts per 1 turn of the spring. If the spring breaks near the stationary cone a large portion of the spring spins loose with the winding cone secured to the shaft. Many manufacturers have cut costs by using a single spring on a double wide 16 steel garage door.

After inserting the two winding bars all the way into the winding cone wind the springs 1 4 turn at a time in an upward direction as shown in fig. That is unless it s a reverse torsion system which we are not going to discuss right now. If you experience problems during the installation of your garage door contact us. Measure the distance from the top of the closed door to the bottom of the horizontal track.

If you disconnect the door while it is aloft you risk the several hundred pound door crashing to the ground due to the lack of the support of the torsion springs. Garage door in many cases will dictate how many springs are needed for your garage door if the garage door is a single car door either 8 7 or 8 8 made of aluminum or other lightweight material then it will. If you suspect that a torsion spring on your door has broken do not disconnect the garage door by pulling the red emergency release handle while the door is in an open position. This will be used to indicate the number of turns on the spring s.

Give home owners options when it comes to replacing garage door springs. Get a free quote contact us. We will see with you. Inch pounds per turn.

Require only one spring. This completes a total of seven spring turns adequate for a standard garage door. 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. You can find vertical lift doors normally in commercial and industrial applications such as on loading docks.