Garage Door Extension Spring And Cable Diagram

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Garage door extension spring and cable diagram.

A quick way to install safety cables on an extension spring door. They are attached to the garage door track or wall near the stationary pulleys lace through the garage door springs and connect to the same support that the spring does. Garage door extension cables 2 pack are made of galvanized steel and have a 1 8 in. Replacing the pulleys must be done with the garage door open.

Measure area labeled headroom 5 which is the distance between the top of the door opening jamb header and the ceiling or floor joist. This lifts the door. The cable has 7 strands with 7 wires per strand for strength and durability. A pulley lessens the amount of force needed to pull the garage door upwards and let the garage door back down gently.

Carefully follow all of the safety instructions in this tutorial. 10 is required for the standard extension spring or ez set extension spring system while 12 is required for a standard torsion spring and ez set torsion spring system. The pulley is used because garage doors are very heavy and can be upwards of 250 lbs. Installing a safety cable is a simple process.

Garage door bottom weatherseal. Minimum end to end tensile strength of 1 400 lbs. The everbilt 12 ft. Clopay safety cables are different.

Commercial cable replacement the following pdfs are instructions for replacing commercial garage door cables in different situations a repair person may encounter in the field. The cable is what is attached to both the springs and the electric garage door operator. For opening and closing garage doors. Made of galvanized steel.

First open the door fully and place a clamp or vice grip under each bottom roller to prevent the door from closing. Here is our extension spring safety cable kit. They are similar to the garage door cables though usually lighter weight. For extension springs always use safety cables to compensate for a broken hook or spring which could otherwise release the spring like a cannonball across the garage.

End flanges and plates. Always stay out of the path of extension springs when the garage door is operating or when the door is closed assuming the cable or spring could break at any moment and the spring flies off and hits you. Hinges 14 gauge. Hinges 11 gauge.

For extension springs make sure there is no tension in the springs by blocking the door at its highest position before proceeding to spring adjustments. Run one end of the cable through the back hanging like this. Safety cables keep a broken garage door spring from sailing around the garage. Garage door hardware kit.

Unplug the garage door opener.