Its easier than you might think. How to install a 3 way light switch overview while wiring a 3 way switch is more involved than something simple like installing an electrical box for an electric fireplace the task can be simple enough if you follow along with these instructions.
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How to install a light switch with 3 wires. Hook the white wire to the top terminal on the switch. The 14 3 cable has three insulated conductors. Feed a length of 14 3 type nm cable or 12 3 if youre connecting to 12 gauge wire between the two boxes. Two wires attach to brass screw terminals which are usually at the top of the switch and an additional wire attaches to a dark colored not green screw terminal which is usually at the bottom of the switch. Leave 810 inches 203254 cm of wire inside each of the boxes before cutting the cable to facilitate easy splicing and connection to the switch and fixture. Follow these simple steps to install your new light switch or look at this diagram.
First page loaded no previous page available. Need to install or replace a 3 way light switch in your home. Hook the black wire to the bottom terminal on the switch. Connect the wires to the new 3 way switches with ground screws using one of the two wiring diagrams fig. A three way switch has at least three wires and possibly four depending on whether it has a ground wire. Currently loaded videos are 1 through 15 of 36 total videos.
Hook the bare wire to the box and to the switch. Let us show you how. White black and red plus a bare ground wire. Install a 3 wire cable from the first switch box to the light fixtures box. Shop all dimmers switches share.
Gallery of How To Install A Light Switch With 3 Wires
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