In this video, we demonstrate how to replace v-belts on LiftMaster operators.
For safety, unplug the power to the operator. Wedge a large screwdriver between the belt and the pulley.…
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Installers and salesmen order sectional door operators to match the operator voltages to the voltages in the buildings. Sometimes salesmen order operators with the wrong voltage, and then need to change the operator voltage. This can be done by changing the wires at the motor, as long as the building voltage is 110 or 220 volts.…
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Are you hesitant to buy torsion springs because of the danger of winding and unwinding the springs? Let the S3 Winder remove this obstacle for you!
On an earlier blog titled “Torsion Spring Winding Systems,” we described the advantages and disadvantages of some of the various winding systems.…
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In the Commercial and Industrial garage door industries, you will often encounter steel rolling doors. At times there will be a necessity to remove a steel rolling door. These instructions are for smaller rolling doors less than 16 feet wide and 14 feet high.…
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This tutorial will provide step by step instructions on how to install a steel rolling door. Please be prudent, as this process can be both difficult and dangerous.
With everyday use, springs on a steel rolling door will eventually wear and break. This tutorial provides step by step instructions on how to replace steel rolling door springs.
Garage door cables are an essential part of any garage door assembly. The cables wrap around cable drums, which fasten to the shaft with set screws. When the shaft turns, the cables lift the door open. In this blog post, we will provide the basics of how garage door cables work, as well as how to assemble usable cables from lengths of raw cable, and troubleshooting procedures for when cables go wrong.…
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One of the most frustrating parts of garage door repairs is removing cones from the ends of torsion springs.
The new gif at our Torsion Spring Cone Replacement tutorial should help clarify where the pressure needs to be applied. Hook a pipe wrench onto the end of the spring and turn the spring.…
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The purpose of a dock leveler snubber assembly is to raise the lip and suspend it long enough so that the lip can be lowered onto the back of a trailer. In this description, you’ll be viewing a Serco dock leveler.…
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Before you replace the garage door cables on your door, make sure that you follow all safety precautions to prevent accidents from occurring. For additional information, view our tutorial titled Cable Installation.
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.
