3 Wire To 2 Wire Light Fixture. Basically, parallel wiring splits the electricity into multiple paths and guarantees that if the bulb in one fixture burns out, the other will stay on. Write down the voltages between white and ground, black.
Basically, parallel wiring splits the electricity into multiple paths and guarantees that if the bulb in one fixture burns out, the other will stay on. A standard box will have three sets of electric wires. These link the switch to your light fixture.
Running the cable along the foot of the drywall is the easiest way to connect the switches.
Three-way light switches control a light from two locations, such as from both ends of a staircase or hallway.
In North American residential wiring, you need three wires to connect multiple switches to a light. Make note of how these wires are connected because you'll reconnect the wires of the new fixture the same way. Wire caps have clockwise threads, so when you twist the wires clockwise with your pliers, the cap will tighten them together.