Garage door extension springs are designed to lift a specific amount of weight.
How to figure out extension springs garage door.
For example a 100 pound extension spring is capable of lifting 100 pounds.
This is important because different doors weigh different amounts and you want springs with the appropriate lifting power for your particular door.
Plug end extension spring is a p728 28 in.
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Many new homes are made with torsion spring garage door systems.
Many of the older extension springs may not have visible paint color on either end of the spring.
This is vital since doors have varying weights and for them to function correctly they need to have the appropriate and necessary lifting power.
Kyle from diy garage door parts shows you how to measure your garage door extension springs so you can order the correct replacements from our website.
Although extension springs have frequently been chosen by home builders for their low cost torsion springs are gaining popularity.
Raise your garage door to the full open position.
If your garage door has extension springs the springs stretch out as the door closes and retract as the door opens the garage door industry has released a standard color chart for the strength pull for these springs as seen in the table below.
Door with an initial tension of 110 lbs.
Torsion springs are incredibly popular for garage doors.
Garage door springs are under extreme tension and require appropriate safety precautions.
Your health and safety is the 1 concern.
Two p728 springs one on each side of the door can handle a 90 lbs.
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Repairing a garage door is a dangerous task.
Carefully remove the extension springs from the garage door.
For a one car garage door carefully lower the garage door onto a bathroom scale in the center of the garage door.
No amount of financial savings is worth jeopardizing your health.
Eventually garage door springs do wear out and need to be replaced.
Secure the door in the up position by using vice grips or c clamps under both bottom rollers of the garage door.
However the pulleys on the garage door reduce the amount of weight carried by the extension spring so the extension spring really only has to lift half of its weight in this case 50.
Realize and understand the risks before undertaking any repair.
Converting from a single spring to a dual spring was the key.