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Wiring a Control with 1 Black Wires, One Yellow Wire, and One White Wire (Single Pole Application) - YouTube
I just installed a multi-mode LED light bar on my truck, which has 3 wires: red, black, and white. What does the white wire do? - Quora
![electrical - Replacing switch with dimmer switch - 2 red wires and 1 yellow wire - Home Improvement Stack Exchange electrical - Replacing switch with dimmer switch - 2 red wires and 1 yellow wire - Home Improvement Stack Exchange](https://i.stack.imgur.com/Zzb4F.jpg)
electrical - Replacing switch with dimmer switch - 2 red wires and 1 yellow wire - Home Improvement Stack Exchange
![Anyone know what the yellow and blue wires are? I was trying to work out if I had neutral wires in light sockets, upstairs only had live and earth but this kitchen Anyone know what the yellow and blue wires are? I was trying to work out if I had neutral wires in light sockets, upstairs only had live and earth but this kitchen](https://preview.redd.it/k05vpygazrf71.jpg?width=640&crop=smart&auto=webp&s=29e81ac47bc197fb1500d1badebcb1b34dccb8ea)