Garage doors is a extension spring replacement for broken sectional garage door extension springs. Codes for the following types of springs appear on the following pages.
An extension system consists of springs attached to cables at the bottom corners of the garage door.
Garage door extension spring chart. Official color codes for torsion and extension springs. How to determine the correct extension spring for your garage door measure garage door springs correct garage door springs garage door parts. This dura lift heavy duty extension garage door spring this dura lift heavy duty extension garage door spring for 140 lbs.
Many of the older extension springs may not have visible paint color on either end of the spring. When opening the door the springs extend and cause the stored energy within them to raise the door. Dasma official color codes.
The length is the measurement of all the coils pressed together. Garage door extension spring color chart. Torsion springs extension springs and other garage door hardware can cause serious injury or death if not handled and installed properly.
Sectional garage doors are hinged and they bend in the tracks as the door opens and closes. Residential garage door extension springs. Many of these doors are counterbalanced with extension springs also designated stretch springs and they have seven characteristics.
Garage door springing systems. How to determine the correct extension spring for your garage door. This dasma technical data sheet provides official color codes for torsion and extension springs.
All dura lift springs meet the dasma standard rating of 10 000 door open and close cycles. Posted on december 16 2012 by frank in uncategorized. 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.
Introduction to sectional garage door extension springs. Garage doors use either extension springs on either side of the track often used on lighter doors or torsion springs typically one or two along the wall above the door opening for heavier doors. Professional installation is recommended.
Do not attempt to install springs or hardware yourself unless you have the proper tools reasonable mechanical aptitude and experience and upper arm strength. How to determine the correct extension spring for your garage door measure garage door springs correct garage door springs garage door parts garage door spring overhead door spring overhead door part. 1988 by national association of garage door manufacturers and.