The garage door torsion spring replacement is dangerous! Therefore, before you start to replace them, make sure that you follow all safety precautions to prevent accidents from occurring. More information on how to replace your garage door torsion springs is available on the DDM Garage Doors YouTube video titled by the same name.…
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Spring bumpers are often needed on residential garage doors to help assist the door to close from the open position when a jackshaft opener, such as the Liftmaster 8500, is used. Therefore, it is important to install push down spring bumpers when it is necessary.…
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The following checklist is for maintenance technicians who can perform preventive maintenance on overhead doors from some type of lift. If you are working from a ladder, you will have to alter some of the steps. Exercise caution when servicing any type of overhead type door as there are many dangers involved in servicing them.…
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In 2016 we showed the critical wiring connections on our blog titled How to Install Omron E3JM Photo Eyes on PowerMaster Operators. The diagram shown below should help you understand how to connect the wires.
In this blog, I’ll show how I performed the installation of the Omron Photo Eye on a job nearby.…
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This week we posted our new “TorqueMaster Spring Replacement” video on YouTube. This video guides you through how to replace TorqueMaster One Springs.
We have created this for use in conjunction with our written Wayne Dalton TorqueMaster Torsion Spring Replacement instructions, which uses pictures and animated gifs.…
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The most dangerous part of replacing garage door rollers is replacing the bottom rollers. The bottom fixture not only holds the roller, but the bottom of the cable secures to the bottom fixture. Tension from the spring pulls on the cable, making removal of the bottom fixture extremely dangerous.…
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Sometimes a customer will order the incorrect spring, and we will try to offer the least expensive solution. If the spring is too long, one option is to shorten and bend the spring. This can be performed with a torch or a hand grinder, such as a Dremel tool.…
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Most installers eyeball or guess at where to install the spring anchor bracket. As a result, I’ve seen many where the center support bracket mounts one or two inches too high. Doors will work for years this way. However, the poor installation may result in the torsion shaft binding or fatiguing and actually breaking.…
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Garage door locks are normally installed in the center of the section just above the bottom section. Here are instructions on how to install the two most common lock assembly kits we sell. Although installing or replacing a lock on your own can be daunting, these instructions should give you everything you need to do the job well.…
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A custom high lift from DDM typically costs $350 – $500. This does not include an operator; with an operator the cost is $900 – $1100. In addition to the kit cost, expect shipping costs of $50 – $150.…
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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.
