Ok, new problem.
I have a hallway light switch that has 1X/3 (don't know if it's 12 or 14) Romex plus ground. Operates normally with what I assume should have just been a simple two-wire cable with ground.
This isn't a three way light circuit as far as I know, HOWEVER, this was a three way switch with all four wires attached. One hot, one traveler hot, and a switched line that only goes hot when the switch is on.
So here's where it gets bizarre and a bit scary. The other end of the hallway has a light switch that I was told used to control an attic circulator. But when I opened up the switch, it too was a three way switch with all four wires landed. But all three wires behind this switch are always hot no matter if I turn that switch on or off, or if I turn the other hallways switch on or off. No matter the configuration.
now, I've come to the conclusion that this is indeed NOT a three way circuit, fine. However, why would you have 12/3 romex run to a hallway light switch? This isn't connected to any other load other than a single light fixture as far as I know.
And why would all three wires in the other switch be hot? That doesn't make a lick of sense. I underhand that neutral isn't necessarily zero electricity, especially if it was a shared neutral somewhere up or downstream. I just don't understand why the red and black would also shot hot using a non-contact sensor.
Any ideas?
I have a hallway light switch that has 1X/3 (don't know if it's 12 or 14) Romex plus ground. Operates normally with what I assume should have just been a simple two-wire cable with ground.
This isn't a three way light circuit as far as I know, HOWEVER, this was a three way switch with all four wires attached. One hot, one traveler hot, and a switched line that only goes hot when the switch is on.
So here's where it gets bizarre and a bit scary. The other end of the hallway has a light switch that I was told used to control an attic circulator. But when I opened up the switch, it too was a three way switch with all four wires landed. But all three wires behind this switch are always hot no matter if I turn that switch on or off, or if I turn the other hallways switch on or off. No matter the configuration.
now, I've come to the conclusion that this is indeed NOT a three way circuit, fine. However, why would you have 12/3 romex run to a hallway light switch? This isn't connected to any other load other than a single light fixture as far as I know.
And why would all three wires in the other switch be hot? That doesn't make a lick of sense. I underhand that neutral isn't necessarily zero electricity, especially if it was a shared neutral somewhere up or downstream. I just don't understand why the red and black would also shot hot using a non-contact sensor.
Any ideas?
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