3 Way Switch Diagram 1 Light. 3 way switch diagram 2 above shows the electricity source starting at the fixture. The black and red wires between sw1 and sw2 are connected to the traveler terminals.
Now we will connect black and red wires to the traveler terminals of the switch which are color coded in. The first step in any electrical project is to make sure there is no power going to the circuit you plan to be working on. In the ceiling light fixture electrical box one black wire from a 3 way switch gets connected to the black load wire on the light fixture.
The two hot wires of three wire cable connect to a pair of brass colored traveler terminals on each switch.
Wiring diagram 3 way switch with light at the end. The ground wire is pigtailed with a wire connector at the switch boxes and the ceiling box. Basic 3 way switch diagram how to wire 3 way light switch step by step. Bring the hot black wire from the power source to the common terminal black of the second switch through the ceiling box.
