With a pair of 3 way switches either can make or break the connection that completes the circuit to the light. Take a photo of the existing wiring for future reference.
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3 way switch wiring diagram pdf. Step 3 confirm that each gang box contains a neutral wire typically white. A wiring diagram is a simplified standard pictorial representation of an electrical circuit. Step 2 remove the existing faceplates and switches from the gang boxes. Pick the diagram that is most like the scenario you are in and see if you can wire your switch. In the 1st diagram below a 2 wire nm cable supplies power from the panel to the first switch box. A wiring diagram is a simplified conventional photographic depiction of an electric circuit.
With these diagrams below it will take the guess work out of wiring. In this diagram the electrical source is at the first switch and the light is located at the end of the circuit. The black and red wires between sw1 and sw2 are connected to the traveler terminals. A wiring diagram is a streamlined traditional photographic depiction of an electric circuit. Traveler wires are interchangeable. The white wire between switches is not being used as a neutral.
Wiring a 3 way light switch. Installation 3 way step 1 turn off the power at the circuit breaker. Typical 3 way switch wiring nm cable. In the above diagram the white wire must be re identified as a hot wire at each switch location. 3 way switch wiring diagram with line and load in the same switch box. 3 way switch wiring diagram.
It shows the components of the circuit as simplified forms and the power and also signal links in between the gadgets. 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. If there are no neutral wires present you may need to run additional. It shows the elements of the circuit as streamlined shapes and the power and also signal links in between the devices. This might seem intimidating but it does not have to be. Variety of 3 way switch wiring diagram pdf.
The black line wire connects to the common terminal of the first 3 way switch. Three wire cable runs between the switches and 2 wire cable runs to the light. Wiring diagram 3 way switch with light at the end. Assortment of 3 way switch wiring diagram pdf. It shows the parts of the circuit as simplified forms and also the power and signal links in between the tools. Option 2 is for power into the first switch but then wires run separately from the first switch to the light and from the first switch to the second switch.
An example of three way switch wiring with the line and load in the same 4 square electrical box. Assortment of fender telecaster 3 way switch wiring diagram. Take a closer look at a 3 way switch wiring diagram. 3 way switch diagram light between switches 1 pdf 92kb 3 way switch diagram light between switches 2 pdf 68kb back to wiring diagrams home. A 3 wire nm connects the traveler terminals of the first and second 3 way switch together.
Gallery of 3 Way Switch Wiring Diagram Pdf
