Wiring A Three Way Light Switch

Switched outlet wiring diagram.

Wiring a three way light switch. Step by step instructions on how to wire a switched outlet. Jan 24 18 02 26 pm. Here s how to wire a three way switch with easy tips from the family handyman. 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.

To make sure there s no room for doubt you can use a. Wire a switched outlet. Then connect the 2 switches by splitting the 3 wire cable apart and attaching each of the 3 wires to one of the other 3 screws on each switch. Finally run the last 2 wire cable from the second switch s black screw to the light.

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. Sometimes it is handy to have an outlet controlled by a switch. Connect the two remaining traveler wires to the two brass or light colored screws. 3 way switches are useful for large rooms with multiple entrances but require a bit more wiring than a standard single pole switch.

Jan 24 18 02 09 pm. Basic 3 way switch diagram how to wire 3 way light switch step by step. Turn off the correct circuit at your electrical panel. Another dead giveaway of a three way switch is the absence of on and off markings.

A three way light switch is different than a traditional single pole light switch as it contains an extra screw to connect an extra wire. Connect the ground wire to the green screw. First run a 2 wire cable from the wall power to the black screw on 1 of the switches. Connect the wire marked common to the black or dark colored screw.

Turn the power off at circuit breaker. A 3 way switch allows you to turn a light on or off from two different switches. Be sure to identify the electrical circuit correctly you ll be wiring into and turn off the breaker at your home s main electrical panel. This is known as the common screw and it s usually black instead of brass or silver.

You must completely forget about the notion of a switch being a simple open closed circuit and look at the diagram of the circuitry of this modern alternative. Add an electrical box for the second 3 way switch in the basement. Either way complete these five steps for 3 way light switch wiring. Want to turn a lamp on with a light switch.

When wiring a 3 way switch first screw the terminal screws of the new switch until they are difficult to turn. The wiring method will depend on whether your power goes to the switch first or the light first.