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. The hot source is connected to the common terminal on sw1 and the common terminal on sw2 connects to the hot terminal on the light.
Also use the 3 way.
Three way wiring.
Keep reading and learn how to wire a light switch. In this diagram the electrical source is at the first switch and the light is located at the end of the circuit. Two three way switches control one light with the electric power coming through the light on a two wire cable. In order to code the white wire which is used as a power wire from the light fixture through the switches black electrician s tape is wrapped around the wire in the boxes. Three wire cable runs between the switches and 2 wire cable runs to the light. How to wire a 3 way switch.
The line white neutral wire gets connected to the light fixture. Wiring a 3 way light switch is certainly more complicated than that of the more common single pole switch but you can figure it out if you follow our 3 way switch wiring diagram. 3 way switch wiring diagram depicting all wires in the ceiling junction box. Basic 3 way switch diagram how to wire 3 way light switch step by step. 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. The black and red wires between sw1 and sw2 are connected to the traveler terminals.
The black wire from the other 3 way gets connected to the line black wire. At each switch in the above 3 way switch wiring diagram the black wire gets connected to the common copper or black screw. The whole wiring a light switch project can be completed in a few hours if you don t have to do any drywall removal and repair. Turn the power off at circuit breaker. With a pair of 3 way switches either switch can make or break the connection that completes the circuit to the light. Wiring diagram 3 way switch with light at the end.
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. This way if you or someone else goes into the boxes for repairs the white wire taped black will indicate a. In this video i will show you how to wire a three way switch the easy way. Use the 3 way switch wiring diagram to learn light switch wiring. If you follow this how to you will be leaps and bound. With a pair of 3 way switches either can make or break the connection that completes the circuit to the light.
To make sure there s no room for doubt you can use a. The whole wiring a light switch project can be completed in a few hours if you don t have to do any drywall removal and repair.
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