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Questions tagged [multiway-switch]

Use this tag for any time lights, fans, or devices are controlled from more than one wall switch location.

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4answers
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Can I “flip” a light switch (top/bottom position)

I have a Decora 3 way switch, on the metal part it clearly label one side as the top. It is installed correctly right now. So right now, if both switches are on the "off" (down) position, the light ...
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5answers
5k views

Incorrect voltage at light sockets

Light bulbs on our kitchen lighting circuit need frequent replacing (lasting only a few months.) All other circuits in the house behave normally. There are three switch legs on this circuit: 6 ...
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2answers
55 views

How to add a lamp on the other side of the switch series?

I have a fairly standard setup here. A lamp controlled by 3 switches, the middle of which is a 4-way switch (but I think that's fairly irrelevant). I would like to add an extra lamp, controlled by the ...
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4answers
6k views

Does true wireless 3-way switch exist?

I currently have a 3-way switch setup which is made up of two 3-way switches to control a hallway light. Due to oversight, an additional (4-way) light switch is much desired in the middle of the ...
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4answers
4k views

Why would both switches on a 3-way switch fail simultaneously?

My kitchen has six canister lights controlled by a pair of 3-way switches. Yesterday, I flipped one of the switches on and nothing happened. I tried the other with the same result. When I check ...
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0answers
2k views

Replaced Outlet and Switch, Now Light Won't Turn Off

I had a switched duplex receptacle controlled by two 3-way switches. An electrician installed a ceiling light using 14/3 wire running from the outlet. Everything was working - the 3-way switches ...
2
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2answers
3k views

Can I install a photocell on a 3-way switched circuit?

I have a set of front exterior lights on my house which are controlled by two 3-way switches, one in the garage and one in the front entry way. I would like to install a photocell so that I can leave ...
0
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1answer
2k views

Timer with a Dimmer Switch

I have exterior lights on a timer switch. The lights are too bright. Can I add a dimmer switch to adjust the brightness? And change the timer switch to a three-way switch. Will that work?
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1answer
232 views

Need help figuring out X11 3-way switch connections (6 wires from one box)

So I recently bought a house, it was built in the 80s and the previous owner had installed X10 switches (before X10 was a thing, when it was called DHC or Decora Home Controls). Anyway, the garage has ...
0
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1answer
380 views

How do I diagnose a defective switch in a 4-way setup?

The split-level entryway in my house has a light that is controlled by three switches. Let's call them A, B, and C. A is a 3-way, B is a 4-way, and C is a 3-way turn-knob dimmer. As long as switch A ...
3
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2answers
5k views

How can I test a three-way switch to determine if it's working?

I have a light fixture in my house that suddenly stopped working. I tried replacing the lightbulb and still non luck so I decided to try and see if it was the three way light switch itself using a ...
1
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1answer
592 views

Two light switches into one light

I am trying to wire a separate light into a light switch by connecting the wires into the switch, along with the ones already in there connected to our main light fixture. The problem is we have two ...
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1answer
590 views

3 way switch mystery

Hoping someone can help me figure out whatever it was was they did. I recently rewired a three way switch be eliminating one switch altogether and using the other as a typical switch. Everything ...
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1answer
1k views

How do I separate two 3-way switches to control lights separately?

I have a porch light and three outside lights, along the garage, controlled by two three-way switches. One switch is inside by the front door and I would like this one to control the front porch ...
6
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2answers
7k views

How does a three-way light switch work?

A three-way light switch allows the light to be controlled from two locations. How does this work?