Garage Door Extension Spring And Cable Diagram

Installing a safety cable is a simple process.

Garage door extension spring and cable diagram.

For opening and closing garage doors. Run one end of the cable through the back hanging like this. The everbilt 12 ft. Garage door bottom weatherseal.

The cable is what is attached to both the springs and the electric garage door operator. 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. Garage door extension cables 2 pack are made of galvanized steel and have a 1 8 in. They don t have loops at the ends closer to the h.

Replacing the pulleys must be done with the garage door open. Made of galvanized steel. Safety cables keep a broken garage door spring from sailing around the garage. The cable has 7 strands with 7 wires per strand for strength and durability.

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. 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. First open the door fully and place a clamp or vice grip under each bottom roller to prevent the door from closing.

Measure area labeled headroom 5 which is the distance between the top of the door opening jamb header and the ceiling or floor joist. For extension spring systems they need safety cables so follow our video on how to replace your garage door extension spring safety cables. Hinges 14 gauge. Collars couplers and couplings.

End flanges and plates. Hinges 11 gauge. 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. They are similar to the garage door cables though usually lighter weight.

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. A pulley lessens the amount of force needed to pull the garage door upwards and let the garage door back down gently. A quick way to install safety cables on an extension spring door. Minimum end to end tensile strength of 1 400 lbs.

Garage door hardware kit. Carefully follow all of the safety instructions in this tutorial. Unplug the garage door opener. 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.

This lifts the door.