When you ask how its very vague there are quite a few steps to pulling wire installing box es and wiring traveler wires. I have added an additional light sconce to a three way switch.
Vw 4888 Combo 3way Single Pole Switch Free Diagram
How to add a 3 way switch. I have scabbed the neutral white from a near by outlet because there isnt a neutral white wire in the switch. Light fixtures and 3 way switch diagrams electrical question. Adding a light fixture to a 3 way switch. The two wires you unhook from the old switch and the three wires youll add from the new 14 3 cable are the only wires you need to work with. 3 way switch wiring diagrams. Dominick amorosso decemberj2012 110 volt electrical 11 comments 24039 views in this video i explain just how easy it is to add a three way switch to an existing single pole one switch lighting circuit.
Convert an existing two way switch to a three way switch and run new wire to the second switch location. How to wire a three way switch to a existing single pole light switch circuit. Electrical wire flexible host or pvc pipe 2. You have to calculate the minimum size required. There are wiring modifications which would allow you to accomplish what you are trying to do however the specific 3 way switch method that you now have must be identified. The national electrical code requires electrical boxes to have sufficient volume to hold all the wires switches clamps and other components that you intend to put inside them.
Materials needed for the 3 way switch installations are. 3 way switch is very important in electrical wiring if the residential house is up and down. Then of course youll have to swap your existing switch for a 3 way switch. You will need to pull new 123 cable from the switch you have described to the new 3 way switch you are adding.