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. First run a 2 wire cable from the wall power to the black screw on 1 of the switches.
Finally run the last 2 wire cable from the second switch s black screw to the light.
Wiring a light to a 3 way switch.
Installing a 3 way light switch is a much more involved process than installing a single pole light switch. For example in case a module is usually powered up also it sends out a new signal of half the voltage plus the technician would not know this he d think he has a challenge as this individual would expect a new 12v. The wiring method will depend on whether your power goes to the switch first or the light first. Basic 3 way switch diagram how to wire 3 way light switch step by step. Either way complete these five steps for 3 way light switch wiring. Steps for wiring a 3 way light switch.
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. 3 way switches are useful for large rooms with multiple entrances but require a bit more wiring than a standard single pole switch. However it can be done with a little patience and attention to detail. There are a number of configurations that can be used for wiring a 3 way switch. Turn off the correct circuit at your electrical panel. To make sure there s no room for doubt you can use a.
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. 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. 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. Enjoy the videos and music you love upload original content and share it all with friends family and the world on youtube. Add an electrical box for the second 3 way switch in the basement. A 3 way switch allows you to turn a light on or off from two different switches.
Power to switch to switch to single. Turn the power off at circuit breaker.