DIY repair on a garage door should only be performed by confident and very capable personnel, with a complete understanding of the risks involved.ī. WARNING- GARAGE DOOR REPAIR CAN BE VERY DANGEROUS!Ī. Spray lubricant or grease to allow tube and parts to slideĥ. Hammer or rubber mallet to lightly tap bearing plates Flat file to grind down high spots from torsion tube (where set screws may have been tightened too much).į. 9/16 socket and 9/16 open end crescent for use on the spring boltsĭ. 7/16- 12 point socket, or 3/8 inch open end crescent for use on the set screws.Ĭ. Winding bars- 16 inches to 18 inches long for proper leverage. This is the standard garage door industry practice.Ī. Once one torsion spring has broken, the other spring is very likely to break soon. If you have 2 torsion springs, then we recommend ordering both, as they should be replaced at the same time. Your spring supplier will be able to assist you with providing the correct conversion.Ĭ. Most dual springs will last 25% to 35% longer. Most single springs can be converted to the equivalent in a dual spring system for longer cycle life. Most shipments will be received in 2 to 3 days.ī. Common parts that go along with spring replacement are the following: winding bars, torsion cables, cable drums, bearing plates, rollers, and hinges. You may want to make a list of other items and order them at the same time to save on shipping costs. Place an order for your required torsion spring size from a trusted garage door supplier. Use the correct format for proper reference of the spring size: coil diameter x inside diameter x length. This creates a lot more work and is considered a difficult repair for a DIY’er.Į. Reducing the turns on the spring will cause the garage door to go up part way, then get very heavy, usually causing one or both cables to get tangled. THIS WILL NOT WORK! A spring will need to be wound a minimum number of turns to elevate the garage door to the proper height. Don’t fudge the spring size! Many DIY’ers incorrectly assume that they can simply buy an oversized spring and wind it less turns. If done correctly, the diameter should fall into the following predetermined sizes. The result will be an accurate measurement of the diameter of one single coil. Precisely measure 20 coils with a tape measure (from the broken spring, or spring not under tension). Most residential springs will have a 2-inch i.d. Note- do not measure the length of the unbroken spring.ī. This first measurement is usually rounded to the closest ½ inch. From the broken spring, measure the overall length of the coil from left to right (coils only- not the end cones). How-to Replace Garage Door Torsion SpringsĪ.
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