Thats a good question. Going out of both boxes and into your light fixture will be 143 wire which has a black wire hot a white wire neutral a red wire traveler and a bare copper wire ground.
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Wiring a light switch with a red wire. The red wire is for the light switch. The red and black are used for hot and the white neutral wire at the switch box allows for powering a timer remote control or other programmable switch. Wiring a dimmer switch 3 way dimmer switch wiring diagram fully explained 3 way dimmer switch wiring diagram will take the. Consult the instructions that came with the light for the proper wire connections. More about wiring a light fixture. Twist the two copper wires in the first box together and attach them to the ground nut on the switch.
In a three conductor cable the extra wire is red and its almost always used as a hot wire. Check the wire with a non contact voltage tester with the power and. This is an updated version of the first arrangement. The red wire as a spare wire when a ceiling fan is not installed this spare red wire is insulated with electrical tape or capped off with a wire nut. Either disconnect the red wire from the switch or replace the switch with a single pole version. After reading where the red wire goes in a light fixture someone asked me where to connect the red wire to a light switch.
Make a pigtail of the ground wire using two 6 inch lengths of bare wire and connect one ground wire to the fan switch and one to the light switch. When you see a red wire in a light switch box it can mean two things. Because the electrical code as of the 2011 nec update requires a neutral wire in most new switch boxes a 3 wire cable runs between the light and switch. Except in rare cases it is a hot wire or a switched hot wire. Twist all the white wires in the box together and cap them. The exact purpose of a red wire for a light fixture can vary.
Connect the red wire from the fan to the other terminal on the fan switch and the black wire to the light switch. I have one in my kitchen and it scared me for years. If the electrical box was previously used for a fan the wall switch is probably a two pole switch. The first time i saw a red wire on a light switch it certainly confused me. When you see a red wire in a 120 volt duplex outlet box its usually because one of the outlets is operated by a wall switch while the other is always on.
Gallery of Wiring A Light Switch With A Red Wire
