Using a voltohm meter set to ohms touch the probes to the various busses on the panel and then change the position of the threeway switches for another reading A slight energy reading indicates the circuit is sound Screw in the light bulb and plug in the exhaust fan Flip
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Fold the wires back into the box and screw the switch into place Clamp the second electrical box to the wall and wire a threeway switch following Figure B Snap off the plaster ears and install the switch Strip 34 in of insulation from the end of each wire then connect the wires following Figure B and Photo 5
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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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