The major garage safety issue and the most dangerous component of the overhead door is the garage door spring or springs depending on the design which supports the entire weight of the door panels sometimes over 400 pounds and helps you to lift lower the entire door assembly.
Garage door spring safety cable diagram.
They don t have loops at the ends closer to the h.
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.
The overhead garage door is usually the largest mechanical thing around your house.
These springs are typically made of steel and mounted above the horizontal track of the garage door.
Unplug the garage door opener.
First open the door fully and place a clamp or vice grip under each bottom roller to prevent the door from closing.
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.
Run one end of the cable through the back hanging like this.
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.
Complete instruction of how to install garage door safety cables.
Getting emergency evening or weekend service from a garage door professional can easily cost 400.
It has 7 strands with 7 wires per strand for strength and durability and an end to end tensile strength of 1 400 lb.
Shows installation of safety cables through garage door extension springs.
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The cable is what is attached to both the springs and the electric garage door operator.
Safety cables keep a broken garage door spring from sailing around the garage.
They are similar to the garage door cables though usually lighter weight.
This lifts the door.
Clopay safety cables are different.
If a spring or cable breaks while your cars are parked inside the garage door won t open and you ll be stranded.
The pulley is used because garage doors are very heavy and can be upwards of 250 lbs.
Garage door safety cable is made of galvanized steel and has a 1 8 in.
A safety cable should run through your extension springs to prevent possible injuries or property damage.
Here is our extension spring safety cable kit.
Next run the cable through the spring.
Installing a safety cable is a simple process.