Four Way Switches Wiring Diagram. A 4 way switch wiring diagram is the clearest and easiest way to wire that pesky 4 way switch. 4 way switch wiring with light first.
This is the wiring diagrams : Best how to wire a 3 way switch diagram 33 in three wiring diagrams with light switch wiring three way switch 3 way switch wiring. Bare or green ground wires are spliced together with a pigtail or two and then connected to the metal switch box with a 10/32 machine screw, and to the green screw on the switch.
