Questions tagged [dimmer-switch]

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

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518 views

Faulty dimmer lights / switch

My patio lights are on a dimmer switch. Recently when I press the switch the lights go on and then switch off immediately and stay off. I can press the switch on and off several times and nothing ...
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2answers
216 views

Is this a compliant way to control three circuits with two switches?

I'm planning to replace two dimmer switches -- but I found the following clever wiring when opening up the junction box. Three circuits where the neutral lines are spliced together, one live line ...
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1answer
52 views

Installing a Lutron dimmer with 3 light switches (5 wires)

Ran into an issue trying to replace a light switch with a Lutron dimmer switch. There are three switches for the light. As you can see from the photo, I have 5 wires into the current switch. I only ...
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1answer
278 views

Wire splitting to switches

I am running 14-2 wire from a 15 amp circuit. I want to use 3 dimmer switches for 4 lights on each. Can I split or connect 3 wires in a junction box to each dimmer switch from the main wire? I am ...
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1answer
588 views

Help with 2 Dimmer Switches and bad wiring

Two dimmers in one "box", each going to a separate room. One set of lights started to flicker, so I figured I needed to replace the switch. I've done dimmers before. But when I opened the box, whoever ...
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1answer
3k views

Half-hot outlet connected to dimmer switch

My home has a half-hot outlet connected to a dimmer switch. I have two questions about it. First, is this a code violation? Second, What would be better in the long term: Change to a standard switch ...
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2answers
121k views

How do I wire up a 4-wire dimmer switch when I only have two 2 wires from the wall?

I'm replacing (yet again) my bathroom dimmer switch. The old switch had 3 wires: 2 black and one green. The two black wires were attached to the wires coming out of the wall and the green wire was ...
2
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1answer
71 views

Does this light switch wiring seem wrong?

I'm trying to replace this regular light switch with a dimmer. After I open the cover, there are 2 groups of wires from the wall. I don't know why the white wires are not used, but this is the ...
2
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1answer
136 views

Retrofit LED Recessed Lighting Power-on Delay

I'm replacing my old recessed lighting by retrofitting them with LEDs. I'm using a Lutron Diva DVCL-153P dimmer switch to control these recessed lights, but when set at low dim levels, flipping the ...
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2answers
306 views

I'm trying to install a smart switch into a two-gang box. There are three neutral wires tied together, do I just add a fourth one from the switch?

I have a two-gang box where one of the switches is a single-pole switch, and the other one is a 3-way switch. I'm trying to replace the single-pole switch with a smart dimmer, the instructions don't ...
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1answer
65 views

Lutron Fan/Light Dimmer switch Install

I am trying to install a Lutron Maestro Fan/Light dimmer, but I’m not sure what to do with the ground wire on the switch. The old fan/light dimmer switch does not have a ground wire. The switch box ...
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1answer
241 views

Replacing a single pole switch that has an extra backstab cable, with a dimmer switch

Im trying to change my light switch to a dimmer switch. However the wirings isnt what I had expected. There is an extra backstab wire aside from the hot and netural wire, there also no ground wire ...
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2answers
54 views

Can a dimmer switch be used in this circuit?

An existing circuit in a bath (in TX) has the following diagram. Can the 3-way light switch be replaced by a dimmer switch (without changing the wiring)? Does the other 3-way switch need replacement ...
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1answer
176 views

Can a dimmer switch be on the same circuit with outlets?

Can a dimmer switch be on the same circuit as outlets (with some of those being GFCI)? I've seen questions where the outlet was wired on the load side of the dimmer switch, but is this the same if the ...
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2answers
3k views

5 Wires in Light Switch

I have 5 wires in the back of the light switch. It looks like there are 2 ground wires (copper, no coating) one from the breaker and one to the light. They go into different holes and then are coiled ...
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1answer
7k views

Replace Dimmer Switch with normal switch

I had a dimmer switch setup in my dining room. The dimmer switch stopped working and I want to replace it with a normal switch (3 screws which are hot, neutral, ground). In the picture below, there ...
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2answers
11k views

Dimmer switch shorted/fried during installation, is it still safe to use?

relative newbie here. I was upgrading a light fixture and at the same time installing a dimmer switch. I accidentally purchased a 3-way switch instead of the required 2-way switch and my "helper" ...
2
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2answers
14k views

Why would my dimmer switch only dim lights about halfway?

I have a 3-way Lutron dimmer switch installed at the end of a 4-way circuit in my home (there are three switches controlling the lights to our 1st floor staircase, 1 downstairs and 2 upstairs). I don'...
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2answers
155 views

Installing sensor dimmer to replace bathroom light switch beside fan switch

I'm trying to install a Lutron Maestro sensor dimmer to replace an existing bathroom light switch (on the left in picture) that is beside a fan switch (on the right in picture), however I can't seem ...
2
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1answer
886 views

Confused by extra wire on Legrand dimmer

Replacing 3 dimmers and one single pole switch in a 4 gang setup with Legrand dimmers and a Single Pole switch. Original wiring by licensed electrician. Existing dimmers have R,B,R/W(Not connected)...
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3answers
80 views

How should I connect my dimmer switch?

I'm trying to change my light switch to a Leviton dimmer switch (4). I checked with a voltage detector pen... Both bottom two wires connected with my old switch has power when switch is off. Does ...
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2answers
2k views

I installed dimmer but the wall switch does not have a ground wire; is it safe?

I installed this dimmer in my bedroom https://i.stack.imgur.com/YR6mq.jpg But when I removed the old switch I only found 2 black copper wires connected to the switch. I proceeded to connect this to ...
2
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1answer
113 views

Wiring Z-wave Dimmer switch into 2-gang switch setup

Novice here... My 2 gang junction box had 2 switches, controlling a fan and its light. I got this fan from HD (Fan) which needed only one hot and a neutral to operate. The remote controls the fan's ...
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2answers
297 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 ...
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1answer
961 views

Safe to mix wire gauges when installing dimmer switch?

I've purchased a Lutron dimmer switch (DVWCL-153PH-WH) to install for ceiling mounted LED lighting. The wires for the current switch are 12 gauge with a 20A circuit breaker while the dimmer switch ...
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1answer
375 views

How do I connect my AAL06 dimmer for single pole?

I just purchased a few of these AAL06 dimmers. The instructions manual says @easy: connect black to black, green to green, and anything else to white, my situation is very different... here is the ...
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2answers
18k views

Dimmer switch remains powered with switch off!

I replaced a single pole switch with a Lutron Maestro dimmer. However, the line remains "hot" when dimmer turned off. Have verified that the hot wire in box is wired to bottom lug of dimmer. I ...
2
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1answer
4k views

Replacing a dimmer switch to a normal switch

I have 4 switches on my switch board. One regular switch and three dimmer switches. I need to swap one of the dimmer switch with the regular switch I have a dimmer switch which has three wires. one ...
2
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1answer
199 views

Did I wire this dimmer switch correctly?

We just bought a house built in '74 and all the lights were on dimmers except for one in the hall by the bedrooms. I wanted to to put a dimmer in so my daughter can use it as a faux night light if she ...
2
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2answers
4k views

Replacing 3-way dimmer switch with 3-way switch

I've recently installed smart (ZigBee) LED bulbs in my kitchen. These lights are on a dimmer switch, and even when I have the dimmer all the way up, the bulbs flicker when their internal dimming is ...
2
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1answer
612 views

What can I do if I need another gang in a junction box but there isn't space in the wall?

I have a dual gang junction box installed in a space between 2 studs in the wall. I want to add swap the box for a 3-gang box to add another switch for a ceiling fan, however when I took the cover ...
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3answers
2k views

4 way switch with only two switches

I just bought a 3-way dimmer switch for the kitchen. There are only two switches that switch the overhead lights. I went to take off one of them to install the dimmer and the switch had 5 wires (2 ...
2
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1answer
32 views

Adding Dimmer to Fan Light

I'm looking to add a dimmer switch to the lights on my ceiling fan and have the fan part of it work by pulling the chain. The ceiling fan is pretty standard, 4-wire as shown below. Is the following an ...
2
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1answer
70 views

Three way switch with dimmer control

First, disclaimer: Not an electrician. I'm doing a bit of home wiring, and wanted to make sure my setup for a 3 way switch w/ dimmers works. If anyone sees problems, has complaints, knows a more ...
2
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1answer
68 views

How should I go about connecting a switch's ground wire to this apparent grouping of ground wires?

We have an old dimmer switch in a two-switch box (next to a regular light bulb) (in California). The old dimmer switch's button no longer works right, so we wanted to replace it with a new one. We got ...
2
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1answer
126 views

Want to install Lutron Occupancy Sensor, but confused on current switch wiring

This is the original wiring, once I saw it I decided to not touch it. I don't know enough about this to make guesses. I know the bare/green from new switch would wirenut tie to the existing bare, but ...
2
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1answer
1k views

Replacing older Leviton dimmer with new Lutron different wiring

I'm trying to replace some older (late-1980s?) Leviton incandescent-only dimmers with new Lutron LED-compatible ones. There are three of them in a 4-gang box (the 4th switch seen in the pics is on a ...
2
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1answer
77 views

A regular switch+dimmer switch combo for several lights

Thanks to recent advances in technology, screwing in a light bulb is a talent I no longer posses. Consider this set up in the first picture. Those are ordinary switches at location 1,2,3,4. Switch 2 ...
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4answers
2k views

EMI / RFI filters for reducing dimmer-switch noise (what is available, where to install)

I don't have many light-dimmers in my house right now, but I'm doing some renovation, adding recessed lights in some areas that I have temporary open access to the floor joist areas and circuit runs, ...
2
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1answer
342 views

Is this dimmer wired the wrong way around?

I've inherited the wiring shown below. The two dimmers on the left operate separate lights, but I notice the L1 from the middle dimmer is connected to the Com on the left dimmer. Does this mean that ...
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2answers
8k views

What to do with dimmer ground wire?

I am replacing an old dimmer switch with no ground wire with a dimmer switch that has a ground wire. The metal box in my wall is grounded, but there is no ground screw or anywhere else to attach the ...
2
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1answer
4k views

LEDs in a multi-bulb fixture only dim when installed alongside a single 60W incandescent bulb

I have a 'Sputnik'-style ceiling light fixture that accepts about 12 bulbs. I installed 12 LED bulbs into the fixture. However, the fixture was just too bright with 12 LEDs, so I installed a dimmer ...
2
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1answer
8k views

Using a 15 Amp Switch on 20 Amp Circuit

I know that it is to code to use two 15 Amp Receptacles on a 20 Amp breaker. Is it acceptable to use a 15 Amp switch that controls the bathroom lights, which is on a 20 Amp breaker, along with an ...
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1answer
3k views

Electrical: Wiring a dimmer switch in a circuit with fixture, outlet, another switch powering 2 other fixtures

I have a 3 gang box, and the following is all on one circuit. Power is coming from the breaker box into a grounded outlet receptacle. Outlet receptacle continues along to two switched devices: 1 ...
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1answer
7k views

How do I/can I install a dimmer without a ground?

Full disclosure: I know very little about electrical work and was hoping for an easy fix. I have been getting a buzzing from my dimmer every time the dim feature is used, and I read that a low ...
2
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1answer
98 views

how should i wire up this 2-way z-wave switch?

I want to replace the 2-way switch on the left with a z-wave dimmer switch. Currently this box has a 2-way Dimmer on the left, and a 3-way switch on the right. As noted, all of the neutrals(marked W ...
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1answer
2k views

which wires to connect when installing a dimmer switch?

I have a new dimmer switch that to replace an old standard light switch. The old switch has 4 cables coming into it as in the picture. and the new one purchased from amazon is Lutron GL-600H-DK. It ...
2
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1answer
3k views

Dimmers don't turn on at low setting

I just had these new dimmable LED lights installed. When I turn them on at the lowest setting, they don't turn on at all. I have to bring it up and back down again to get it to the low setting. This ...
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1answer
19k views

How do wire this 2-gang dimmer switch?

I'm trying to fit a dimmer switch in my living room. I have two pendent lights controlled by a single wall socket with two switches one for each light. My property is a new build and in the UK. So ...
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2answers
3k 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 ...

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