Wednesday, January 11th, 2023 at 4:31 pm by Philip Kendall
In this tutorial, Dan explains how to install the new DDM Safe-T-Winder™. The Safe-T-Winder™ is a new type of winder that winds standard torsion springs without the use of winding bars, by turning the end of the shaft. A power drill is all you need.…
Saturday, January 7th, 2023 at 7:27 pm by Philip Kendall
When extension springs break, they have a tendency to explode everywhere, making them very dangerous. Therefore, it is best to be proactive and install extension spring safety cables.
This is a relatively easy job to undertake, and usually only takes a few minutes.…
Saturday, January 7th, 2023 at 7:20 pm by Philip Kendall
Replacing damaged garage door tracks is important because the tracks hold the door in the opening and keep it from falling. Failure to replace the tracks can also cause premature wear to rollers, hinges, and cables.
In this video, we explain how to replace the vertical tracks on a garage door.…
Saturday, January 7th, 2023 at 7:06 pm by Philip Kendall
In this video, we explain how to wind Spring King spring systems, also known as Simple Set spring systems. These winders are no longer in stock, since they have been discontinued by the manufacturer. For alternatives, see our post on torsion spring winding systems.…
Saturday, January 7th, 2023 at 6:54 pm by Philip Kendall
If you are a garage door contractor who needs to set the clutch on a long row of doors with jackshaft operators, it is important to have a consistent method of adjusting them. This will avoid the extra time required to test, set, and retest each door.…
Thursday, January 5th, 2023 at 4:44 pm by Philip Kendall
I’m currently a Sophomore in college, working part-time as blog editor and contributor for the DDM garage doors blog. I started work at DDM in the fall of 2022, but I met Dan Musick, the company’s founder, at a wedding in 2017.…
Saturday, December 31st, 2022 at 1:14 pm by Philip Kendall
In this video, we use a LiftMaster operator to demonstrate how to replace the clutch on a commercial jackshaft operator. The clutch is one of the three safety systems manufacturers build into their operators.
Taking the Assembly Apart
Firstly, disconnect the power from the operator for safety.
Saturday, December 31st, 2022 at 1:11 pm by Philip Kendall
Commercial Operator Clutches are one of the safety devices that operator manufacturers use to keep their doors from causing injuries or damage. The clutch will slip, which keeps the operator from forcing the door open or shut if something is obstructing it.…
Huge inventory of torsion springs for same or next day shipping! Here you will find all you need in the most common sizes of 1 3/4," 2," 2 1/4," and 2 5/8" inside diameter springs. Larger 3 3/4" and 6" inside diameter commercial and industrial springs may require a day or two to ship. You'll also find TorqueMaster Springs, Extension Springs, Self-Storage door springs, steel rolling door springs and springs for one piece single panel doors.
Shelves packed with every part you need to fix your doors.
Please note. Shipping times and costs have changed. Normal transit times are currently not guaranteed, even on next day and second day shipments. Shipping prices on items over eight feet have more than tripled.