Questions tagged [dimmer-switch]

Planning, installing and troubleshooting circuits using electrical dimmer switches for controlling the brightness of lighting.

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5
votes
4answers
45k views

Why are my some of my LED lights flickering?

Something is causing some of my LED lights to flicker in three locations. Here are two examples: https://www.youtube.com/watch?v=4J-g2z_YtYM https://www.youtube.com/watch?v=KlbPdvkZ-BU There are a ...
11
votes
3answers
2k views

Can someone explain how this makes sense electrically?

The wiring in my house is... odd. Nearly every pair of outlets has one of the outlets connected to a light switch. Sometimes that switch is quite far from the outlet even when there are other closer ...
2
votes
2answers
199 views

Can someone explain this wiring configuration to me?

See my previous question for more detail on my household's bizarre wiring. Three of my bedrooms have dimmer switches connected to outlets and ceiling fans, which is electrically unsafe and just ...
0
votes
4answers
3k views

LED lamp keeps glowing when dimmer is turned off (Has been asked before)

(I know this question has been asked before (here), but I followed the advice recommended by the users in that thread to help remedy the problem, but the lights still glow.) I recently bought ...
8
votes
6answers
56k views

How do I stop a dimmer switch from humming?

I installed a dimmer switch in my washroom and it's making a buzzing noise. The more I increase resistance/rotate the dimmer clockwise, the louder it gets. The humming seems to be coming from the ...
4
votes
2answers
2k views

How can I wire 3 Lutron Caseta dimmer switches in bathroom?

I went to install 3 caseta luton dimmer switches in my bathroom, and found that I don’t understand the existing wiring which has a bank of 4 switches. There are two dimmers and two on/off switches. ...
4
votes
1answer
7k views

Could I safely use a dimmer switch on an air filter fan?

I bought a small HEPA air filter fan that was advertised as being a quiet model. But it's not quiet enough for me. I bought another "quiet" fan, but the new one is also too loud for my liking. Could ...
3
votes
2answers
538 views

3 way switch issue

I am trying to figure out how to install a 3-way switch. Unfortunately, I did not took any pictures of the previous 3-way switch installment, I thought this would be easy but after I bought the new ...
2
votes
1answer
1k views

Installing WeMo Wi-Fi Dimmer Switch - Lights not turning on

I have attempted to install my WeMo switch; however, it does not seem to want to work. Before I contact Belkin or my superintendent, I wanted to make sure that it is WeMo that is broken, and not my ...
1
vote
1answer
209 views

LED bulbs and LED dimmer

I've read a lot about "not every LED bulb can be dimmed, always look for a "dimmable" feature". The truth is none of the LED bulb here do have the "dimmable" feature written down in the packaging. I ...
1
vote
1answer
887 views

Identifying strange 3 way / 4 way switch wires

I'm new to house wiring (not to electronics) so please forgive me if I'm using the wrong terms. I am replacing three switches (with zwave) in my basement. A pair of 3 way switches and one four way ...
2
votes
2answers
2k views

Is my CL dimmer compatible with my light switch fixture?

Bought a Lutron CL dimmer after googling around and seeing how easy it is to install a dimmer, but when I got home and took a look at my light switch I'm not sure its compatible? The dimmer has 4 ...
1
vote
1answer
79 views

Can I replace this dimmer?

I have a knob dimmer that says on the metal plate "For permanently installed incandescent fixtures only" on it. I would like to replace that with a rocker style dimmer that accepts LEDs. The wording ...
0
votes
1answer
186 views

What to do about a switch without neutral, in MA, USA? [duplicate]

I'm upgrading switches in my older (1978) home, putting smart switches in. I have found many "interesting" wiring situations, some I have remedied, some I have just left as-is. Recently I opened a ...
0
votes
2answers
953 views

Removing Dimmer Switch, 3 wires

I want to remove a dimmer switch and cap off the wires. This switch will no longer be used - my question - I have two black hot wires and a red wire. I believe the black wires will be capped together ...