The exact purpose of a red wire for a light fixture can vary. All home electrical wires made in the us.
Switch Box 2 Black 2 White 1 Red Electrical Diy
Red wire in light fixture. A red wire is an alternate hot often coming from a light switch. Black white and green or bare if you only have three wires coming from the box and one is the green or bare wire your job is easy. The wiring in the ceiling contains a black red and white wire as well as a ground. Once youre done youll be able to control a light from two switches. Except in rare cases it is a hot wire or a switched hot wire. Red wire on the light fixture step 1 turn off the power to the light circuit then check the wires with a voltage tester to verify there is no voltage reading.
The ballast has a hot and neutral wire at one end to receive power and two blue wires a. The wiring is more complicated than a traditional single pole switch but well explain how to make the connections. That detail greatly simplifies the electrical procedure youre about to undertake. There are many types of ballasts but the simplest one is usually found in two tube light fixtures. The switch it is connected to is a dimmer switch with an onoff button as well as a dimmer slider. If the light and fan are separate fixtures youre going to have to run a short length of wire through the attic.
Check the wire with a non contact voltage tester with the power and. If you change a light fixture and find a red wire in the electrical box chances are the black wire from the fixture needs to go to the redwire in the box. If you have one of these you may have wired the fan and light to separate switches. A bare or green wire is ground. The wires are already where you need them to be so you dont have to run new ones. Wiring a 3 way light switch is certainly more.
Knowing which wire does what and goes where is imperative not only in the correct configuration of an electrical system but also for your familys safety. Now youd like to operate both of them from the same switch. Follow standard color codes that identify each wires function in a circuit. Bathroom exhaust fans with built in light fixtures are fairly common. I am trying to replace a ceiling light fixture. The red wire in the ceiling fan or light fixture wiring electrical question.
Normally youll see a red wire in places you would expect a ceiling fan. This story features diagrams that show how to wire 3 way switches.
Gallery of Red Wire In Light Fixture
