Recommendation Hooking Up A Three Way Light Switch

It s likely you ll also need to replace the existing switch box with a larger one to accommodate the extra wires for the 3 way switch.

Hooking up a three way light switch. My lights in front of the garage are on a three way switch. If the detector lights up then the power is still on. A remodeling box has clamps that secure.

Finally run the last 2 wire cable from the second switch s black screw to the light. Power through the lights to three way switches has two wire cable and ground between the light boxes and three wire cable and ground at the switches. With these diagrams below it will take the guess work out of wiring.

Find the circuit breaker or fuse that shuts it off. So determine what you have by the number of switches you can control the lights with. The standard is the 2 way which i already replaced.

You ll have to replace the old box with a remodeling box anyway so you can pull in the new cable photo 3. Basically there are two switches that can turn these lights off and on. First run a 2 wire cable from the wall power to the black screw on 1 of the switches.

In most cases the existing electrical box will be too small to contain the additional wires and connectors needed for the three way switch see sizing the box below to find out. There are different dimmers depending on whether you have a 2 way or 3 way light. That s all this mean.

To wire a 3 way light switch you ll need 2 3 way light switches 2 2 wire non metallic cables 1 3 wire non metallic cable and 2 6 inch grounding wires. Unhook the wires to the switch photo 1. As per the instructions adjust the duration of time to remain on and field of vision and your set.