02062020 Make sure to wrap black electrical tape around the ends of all white wires used as travelers between the 3way switches If you have the setup shown in Fig A also
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When wiring a 3way switch first screw the terminal screws of the new switch until they are difficult to turn Connect the ground wire to the green screw Connect the wire marked common to the black or dark colored screw Connect the two remaining traveler wires to the two brass or light colored screws
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Hasil web How To Wire a 3Way Light Switch DIY Family Handyman httpswwwfamilyhandymancom 5 langkah Bahan 143 or 123 cable Threeway switches 2 4in1 screwdriver 1 To add the switch youll use one of two wiring a light switch diagrams shown below depending on whether the power comes to your light switch first the most common situation or to the light fixture first Either way complete these five steps for 3way light switch wiring Turn off the correct circuit at your electrical panel Add an electrical box for the second 3way switch in the basement Pro tip Its likely youll also need to replace the existing switch box with a larger one to accommodate the extra wires for the 3 way switch Feed a length of 143 type NM cable or 123 if 2 This 3way light switch wiring diagram shows how to do the light switch wiring and the light when the power is coming to the light fixture In this diagram 3 This 3 way switch wiring diagram shows how to wire the switches and the light when the power is coming to the light switch In this diagram the incoming
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