3 Way Light Switch With 2 Wiring Diagram. It is much more complex than installing Wifi Light Switches. Three-way light switches control a light from two locations, such as from both ends of a staircase or hallway.
Three-way wall switches control a light fixture from two locations in a room. In this graphic it provides a pathway for the electricity and the light is "on." thanks for this. They are always installed in pairs and use special wiring connections.
Step-by-step instructions and troubleshooting guides included.
The best example of this would be at either end of a long.
You use two three-way switches to control the light, and wire it up as shown below: In this diagram, a normal piece of wire comes from the fuse panel to Three-way wire(which includes red, black and white wires) runs from the switch on the left to the switch on the right, with the white wire carrying. Click diagram to view full size. I was just talking to the ex's dad yesterday about this. however his wiring diagram is.