Wiring a three way light switch. With a pair of -way switches , either switch can make or break the connection that completes the circuit to the light. However, it can be done with a little patience and attention to detail. Three -way switch wiring requires the use of a three -conductor cable to connect the two switches.
The red wire in the cable is known as the traveler, and it connects to the black terminal screws on the pair of switches. How to wire a split receptacle. Light is controlled by two three -way switches with the light between the switches and the power first going through a switch , then to the light , and onto the second three -way switch.
The ground wire is pigtailed with a wire connector at the switch boxes and the ceiling box. Be sure to mark the white wire as noted so if any future repairs or replacement is neede whoever goes into the box will know it is marked as a hot wire. In the tutorial, viewers will see the use of: wire strippers, utility knife, needle-nose pliers, and. The switches have three hot screw terminals—one “common” and two “travelers”—and a grounding terminal. The hot from the source is spliced to the black wire and to the input side of the switch at the other end.

The black (line) wire connects to the common terminal of the first -way switch.


