Wiring Diagram 3 Way Switch Power At Light. Need a light switch wiring diagram. Three-way switches allow you to control lights from two locations - from two doorways to a room, from the top and bottom of a stair, from house and garage, etc.
The white wire of the cable wiring is marked with black electrical tape, and is going to the switch. Three-way wall switches control a light fixture from two locations in a room. Need a light switch wiring diagram.
Always turn off the power to the circuit before beginning any electrical work.
For example, the power from the fuse box could come in at the light fixture and..
Click diagram to view full size. So, to turn the light on, she carefully negotiates the stairs to the top, and flips on the switch. three way lighting circuit This video shows how to wire a three.