SpletThe black screw is the common (or black) wire that connects to the light via the yellow cable. These two ground are connected to each other and then to the green ground screw at the switch. A light switch should have three black wires. The light will turn on if the second black wire connected to it is the switch feed. Splet03. mar. 2024 · The wiring is an actual switch between the power (black wire) and the neutral (white wire), where the power goes from the wire through the switch, out the white wire to the light, and then back through the rest of the wiring. It really is a typical setup in pre-WWII homes, and many post WWII homes. And therein lies the problem.
What happens if the neutral is switched rather than the hot wire …
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How to Wire a Switch With White, Black and Ground Wires
SpletFirst, connect the ground wire to the green ground screw 2 on the back-fed switch. Next, connect the switch-leg wire (black) 3, then the hot wire (white taped black) to the switch … SpletThe two white wires connect to the terminal on the light switch, and the black wire goes to the top terminal of the switch. Then two black wires are neutral, and connect to each other in the box. The three green wires are the ground … SpletThis is installed in the wire hole labelled with the ground symbol (shown below). Line Wire: This is the wire that provides the 120 Volts of power to your switch from the power company. It is usually a black wire. The Brilliant Control can automatically detect which wire is “Line” and which is “Load”, so they are interchangeable when ... psychiatry at bmc