When wiring a 3 way switch first screw the terminal screws of the new switch until they are difficult to turn. Crimp the bare ground wires together with a crimp connector.
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How to wire a wall switch. Connect the ground wire to the green screw. The video covers how to wire a basic 15 amp single pole light switch with 142 electrical wire. Connect the two remaining traveler wires to the two brass or light colored screws. The white neutral wires splice together. The black wire from the switch connects to the hot on the receptacle. Instead of running a separate pigtail from the hot wire to each switch just leave the hot wire extra long.
Place loops over terminals and tighten terminal screws with screwdriver. Screw on a wire cap to hold them together and insulate the ends. In the tutorial viewers will see the use of. Fixture wiring exits the switch box. Connect the wire marked common to the black or dark colored screw. The ground wires splice together and bond to the switch and the box.
The source is at the outlet and a switch loop is added to a new switch. Wrap the end of the one of the ground wires around the green ground. A switch is just a break in the hot wire controlling a light. To connect the switches simply score the wire with your wire stripper and push the insulation to expose about 34 in. Both of the wires are hot and should be black. Use needle nose pliers to shape a loop at end of each wire.
The hot source wire is removed from the receptacle and spliced to the red wire running to the switch. Connect the last switch in the usual manner looping the wire around the screw in a clockwise direction. The black wire power out wiring attaches to the other switch screw terminal. Wire strippers utility knife needle nose pliers and. If there are neutral wires in the box they are not connected to the switch. This wiring diagram illustrates adding wiring for a light switch to control an existing wall outlet.
Switched white wires are shown in a different wiring diagram.
Gallery of How To Wire A Wall Switch
