Help! I wired a 4 way switch. Triple checked the connection. When the first three way switch is toggled off the other 4 way switch and 3 way do not power the
4-way switch variations.
How to Wire a 4 Way Switch [with Diagrams and PDF] - Electric Problems
3 Way and 4 Way Wiring Diagrams with Multiple Lights - Do-it-yourself-help.com