3 Way Lighting Switch Diagram. You must completely forget about the notion of a switch being a simple open closed circuit and look at the diagram of the circuitry of this modern alternative. This might seem intimidating but it does not have to be.
Light before switches power at light fitting below is a step by step process of connecting the wires with power at the light fitting. 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. Three way switch wiring with light middle.
Knowing how to wire a three way lighting switch comes down to understanding the operation of this contraption.
This might seem intimidating but it does not have to be. 3 way switch wiring diagrams wiring diagram 3 way switch with light at the end. Traveler wires are interchangeable on each switch. Bring the hot black wire from the power source to the common terminal black of the second switch through the ceiling box.
