First run a 2 wire cable from the wall power to the black screw on 1 of the switches.

Wire three way.

In this diagram the incoming hot wire attaches to the first switch s common dark colored terminal. To make sure there s no room for doubt you can use a. 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. In this video i will show you how to wire a three way switch the easy way. Basic 3 way switch diagram how to wire 3 way light switch step by step. 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.

3 way switch wiring diagram depicting all wires in the ceiling junction box. 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. 3 way switches are useful for large rooms with multiple entrances but require a bit more wiring than a standard single pole switch. How to wire 3 way light switch in this video we explain how three way switching works to connect a light fitting which is controlled with two light switches. The wiring method will depend on whether your power goes to the switch first or the light first. The two hot wires of three wire cable connect to a pair of brass colored traveler terminals on each switch.

In the ceiling light fixture electrical box one black wire from a 3 way switch gets connected to the black load wire on the light fixture. If you follow this how to you will be leaps and bound. This 3 way switch wiring diagram shows how to wire the switches and the light when the power is coming to the light switch. How to wire a 3 way switch. Turn the power off at circuit breaker. A 3 way switch allows you to turn a light on or off from two different switches.

At each switch in the above 3 way switch wiring diagram the black wire gets connected to the common copper or black screw. The black wire from the other 3 way gets connected to the line black wire. The first step in any electrical project is to make sure there is no power going to the circuit you plan to be working on.