3 Way Switch Schematic Diagram. The diagram below will give you a good understanding of what this wiring consists of. Diagram 3 above shows the electricity source starting at the right 3 way switch box the same that has the romex wire going to the fixture.
Take a closer look at a 3 way switch wiring diagram. Pick the diagram that is most like the scenario you are in and see if you can wire your switch. This might seem intimidating but it does not have to be.
This 3 way light switch diagram shows connections when the power comes into the first switch on to the second switch and then on to two or more lights switched by the 3 way circuit.
3 way switch wiring diagram. The white wire of the cable going to the switch is attached to the black line in the fixture box using a wire nut. Diagram 3 above shows the electricity source starting at the right 3 way switch box the same that has the romex wire going to the fixture. Three way switches allow for controlling a light fixture from two separate locations these are usually used at the top and bottom of a flight of stairs or at two different entrances to a room.
