Latest Master Switch Wiring Diagram For House Battery Master Switch Wiring Diagram | Womma Pedia - I planned on wiring it up based on some property owner's how-to books, like this diagram shows. My question is what cord have to i take advantage of to replace the present 3-manner setup, while including for the double switches? I have stressed a fan/light on a double switch before, the usage of 12/3 with a floor, but i didn't understand what wire i ought to need for the double 3-way setup. In case you're going to use wiring similar to the primary diagram from that thread, and you are making plans to apply 12 awg wiring. You'll need 5 conductors (plus ground) among the transfer bins, so i would likely use two separate cables. My house is 60 years old, with unique cloth wrapped 2-cord 12 ga wires in the course of the residence, and an updated 200a breaker container. I wish to replace a 3-manner transfer setup on a ceiling fan/mild with a double 3-manner transfer setup - a three-manner at the mild and a three-manner on the fan. I am searching at the usage of two leviton 5640 inside the current single-gang spots, whilst changing the old packing containers with vintage paintings. From best i'm able to tell, i want a hot and ground going to the primary switch, 4 feeder wires going to 2d transfer, and a 2 hots and a floor coming from 2nd transfer to fan/mild.