What color wire goes where on a light switch?
The white (neutral) wire connects to the silver screw, or you place it in the back wire hole on the same side of the device as the silver screw. The black (hot) wire goes to the brass screw or into the hole in the back of the device on the same side as the brass screw.
What does L1 and L2 mean on a light switch?
Two way switching means you can switch the same light fixture from two switches that are located in different sides of a room. Two way switches have a COM terminal as well as L1 and L2 terminals. When L1 is off L2 would be on. When L1 is on L2 would be off.
What are the 3 wires on a light switch?
A 3-wire NM connects the traveler terminals of the first and second 3-way switch together. Traveler wires are interchangeable on each switch. The common terminal of the second 3-way switch connects to the light fixture(s). The white neutral wires are connected together in each switch box.
Is L1 live or neutral?
The faceplate of a single, one-way switch has two terminals: “L1” is the terminal to which the neutral core wire is attached – the blue wire (traditionally black, before the change). “COM” or “Common” is the terminal to which the live core wire is attached – this is the brown wire (formerly red).
What wire is common on a light switch?
The most common light switch is the single pole light switch. The 1-pole light switch will have two terminals on it, and possibly a third terminal that is a ground connection. If you only have one cable in the device box, then the switch outlet is likely wired as a switch leg drop.
How do I wire a light switch?
To wire a basic light switch, turn off the power to the switch at the breaker, pull the wires to the switch out of the wall, connect the wires to the screws on the sides of the switch, and screw them down with a slotted screwdriver. Finally, test the switch.
How to wire a single light switch?
Safety First. Always turn the power off at the breaker before starting any electrical project.
How do you wire light with two switches?
Connect the black wire coming from the lightbox with the black wire leading to the second switch by twisting their ends together and fastening with a third wire nut. Connect the 2 ground wires with a fourth wire nut. Take the white wire leading to the second box and mark its end black too.