Three Way Switch Diagram Power At Light. The hot source is spliced to the white wire which should be marked as being hot with black tap and run through to the common terminal of sw1 and from here the hot from the light is spliced through to the common. The white wire of the cable going to the switch is attached to the black line in the fixture box using a wire nut.
With these diagrams below it will take the guess work out of wiring. The hot source is spliced to the white wire which should be marked as being hot with black tap and run through to the common terminal of sw1 and from here the hot from the light is spliced through to the common. A wiring diagram is a streamlined traditional photographic depiction of an electrical circuit.
In this light switch wiring diagram the power feed joins the circuit via the light fixture where a two wire cable c2 runs from the light to the first 3 way switch sw1 and a 3 wire cable c3 joins the two switches.
Pick the diagram that is most like the scenario you are in and see if you can wire your switch. April 25 2018 by headcontrolsystem variety of 3 way switch wiring diagram light in middle. Diagram 1 above shows the electricity source starting at the left 3 way switch. A wiring diagram is a streamlined traditional photographic depiction of an electrical circuit.
