High lift is defined as the dimension from the top of the garage door to the center line of the horizontal tracks. Most residential doors with 12″ radius tracks have 4 3/4″ of high lift, and doors with 15″ radius tracks have 7 1/2″ of high lift.…
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Since we first posted our custom High Lift Garage Door Conversion instructions several years ago, we have noticed a few things that need to be improved through assembly modifications.
One was the alignment of the horizontal and vertical angles in step 7.11.…
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In recent months we have received emails from customers who installed high lift kits, and now one of their cables is fraying or unraveling due to rough edges on the drums.
This appears to be a problem with the foundry where the OMI 4-54 HL LD cable drums are made.…
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Without first seeking professional help, the most common problem do-it-yourselfers encounter when adding vertical track and raising their garage doors a foot or more is that the door doesn’t balance correctly. This is a common high lift problem.
In order to get the door to work at all, you need to install longer cables.…
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A customer emailed us today regarding a frozen dock leveler hinge. The lip on his Serco mechanical dock leveler will not go up or down. In our professional opinion, the dock leveler hinge probably needs lubrication.
He asked if he should replace the hinge pin.…
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A customer recently wrote asking for instructions on limit sprocket replacement on their Raynor, Allister, or Allstar opener.
Here is the procedure.
We frequently get inquiries about low headroom garage door applications. A low headroom garage door is one where there is not enough clearance above the door to install a normal torsion spring assembly. The most common type of low headroom door is one with double low headroom garage door tracks.…
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Adrian, a customer in Australia, found DDM Garage Doors online while in search of garage door rollers. With permission, I relay what he had to say after ordering and receiving the parts:
Hi Jean, Jim, and Team at DDM, I received the parcel on Saturday (took about 10 days).…
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So you’ve seen our page on installing garage door torsion springs …
In the process of digesting all the information, customers sometimes make a dangerous assumption.
When installing two garage door springs, using two bushings or bearings sounds reasonable – it seems to make sense.…
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The number of customers calling us to help convert their garage doors to high lift track systems has grown considerably over the past year. Furthermore, our ability to process high lift garage door conversions has always benefited from the input of our great technical staff, headed by owner Dan Musick.…
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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.
