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Questions tagged [dimmer-switch]

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

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31 views

Replacing a dimmer out of a 2 gang switch

My girlfriend bought an old apartment in NYC and we are trying to replace one of the dimmers with a standard switch. The 2 gang consist of the dimmer (Controls the living room lights) and a standard ...
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5answers
65 views

Why would a new switch come with aluminum wires?

I just bought a dimmer switch from Lowe's, and it came with aluminum connection wires (I believe). Our house wiring is copper. I understand that connecting aluminum to copper isn't recommended, and ...
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29 views

Switching off dimmable LED flashes then switches back on

I tried to swap out a 70W 240V incandescent bulb with a dimmable 8.8W 220-240V LED. The switch is a dimmer switch, which probably has an old leading edge driver (the building is old). This mostly ...
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1answer
72 views

Why would there be an additional cable in double gang box for 2 light switches?

I replaced two older dimmer switches for light fixtures within a double gang box with two new Lutron LED dimmers (Skylark Contour CTCL-153P-AL). Since the dimmers that were replaced had no ground ...
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2answers
92 views

Is there a code-compliant way to label a wire where the conductors are not wired in the expected way?

This might be an X/Y problem, so if there is a better solution, I'm all ears. I have a 3-gang electrical box in my basement that is already overcrowded. It has The wire for the three-way light in the ...
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2answers
74 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 ...
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2answers
34 views

Installed Lutron Caseta, one bulb works, but two do not

I've been installing Lutron Caseta dimmers all throughout my house. Everything has been fine except my back porch where I have two lights. If I only put a bulb in one light, it works fine, dims, etc....
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1answer
60 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
52 views

Do LED dimmers work with non-LED bulbs?

I've been switching to LED bulbs wherever I can for the past few years but one thing I haven't done yet is switch my dimmer switches over to LED compatible dimmers. One issue I've had trouble ...
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2answers
47 views

New Dimmer Switches Work Inconsistently

I recently installed 2 new dimmer switches for new construction recessed lights in my living room (LED bulbs). At first these dimmer switches appeared to be working without issue. However, a few day ...
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1answer
41 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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1answer
44 views

Hallway Smart Switch help

I’d like to change my hallway switches to Lutron Caseta Smart Dimmers but I’m not sure how to proceed. I’ll preface with I’ve done pretty basic electrical (swapping to GFCI outlets, changing junction ...
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203 views

How to identify the wires on the dimmer to convert it to Conventional on/off switch

I have a dimmer switch that I need to convert to a conventional on/off switch. I have checked this link for guidance already: How do I replace this dimmer switch to a conventional switch? It seems ...
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2answers
71 views

Trying to identify these wires on a switch

I think the black wires with the white and blue caps are the hot ones, and maybe the brown wire is ground or neutral? I'm trying to replace it with whats in the second image but not sure what the SW1 ...
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0answers
29 views

Multi-light dimmer switch broken: one light dims, other lights brighten

I have 3 light installations in my kitchen that are controlled by one of two switches. The switches either turn all 3 lights on/off, or dims/brightens all 3 lights at the same time (with a long press)....
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23 views

Low voltage/low power on 2 out of 4 LEDs newly installed

PROJECT - Recently replaced two ceiling light fixtures with (4) Easy-Up 6 in. Deep Baffle Color Selectable Canless LED Recessed Kit, made by Commercial Electric. Also installed new switches; lights ...
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1answer
53 views

Replaced lights & switches on 3 way switch circuit; not sure if I have wiring problem or product problem or both

Project description: Replaced 2 ceiling light fixtures with 4 recessed LED lights on 3-way circuit. Also replaced (2) 3-way switches, one with dimmer and one standard, and (1) standard 2-way switch ...
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2answers
106 views

Mysterious ground wire

So I’m trying to replace my old light switches with some nice new dimmers but I have a problem. As you can see in the picture, all the ground wires run up and out of the box to an unknown location. ...
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0answers
27 views

dimmer switch only lights the first of 3 sets of lights

I recently changed out my incandescent lights in my kitchen to LED lights there are 3 lights each have 5 LED light bulbs with 2 3 way switches controlling their on/off function. I found the leg side ...
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1answer
73 views

Why doesn't new dimmer switch brighten completely?

I just replaced an old Pass and Seymour slide dimmer switch with a Lutron single pole switch with a side toggler. I'm using incandescent bulbs. The new switch dims the lights fine, but when I slide ...
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1answer
62 views

Extra Wire in Light Switch Box?

I'm attempting to replace two switches in my house with smart switches (specifically, this one for the lights and this one for the fan). Upon opening my switch box and loosening the old light switches,...
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28 views

Charred ground, dimmable switch, no light, keep shining coffee table

this old house, ongoing issues. I'm having a hard time figuring this out, here's the story with the living room lights, Lutron S-603P dimmable switch 600W max 5A Charred copper ground wire. The ...
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1answer
46 views

Light fitting won't work with more than one bulb in place

I have a light fitting very similar to this. i have purchased the correct bulbs but when more than one is fitted none work. i have tested each individual fitting and each works. i have purchased a ...
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0answers
48 views

Dimmable range on one circuit is different to another. Why?

We've recently had some dimmable spotlights installed in our dining room. We have a setup where we have 3 lights off one switch, and 6 on a second switch. The lights were not dimming very much, maybe ...
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1answer
48 views

Dimmer is controlling outlets

I have a walk-in closet that was wired with one hot lead from the bathroom. I want to put in a dimmer for the lights but there are also 2 outlets coming off of the hot. When I put the hot wire ...
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1answer
38 views

Installed dimmer switch caused another switch to stop working

I installed a dimmer in my bedroom today and I just realised that the dimmer in my mom's room and in the corridor is not working anymore... Followed standard procedure : Breaker off, changed the old ...
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2answers
1k views

Changing Out a “Vintage” Dimmer Switch

First off ---- I am by no means an electrician. That said, I have a dimmer switch that needs to go..and be replaced by a new one. However, upon searching the internet and reading the instructions ...
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2answers
241 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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25 views

3-way Dimmer - Lights Flicker Off When Turned On

I have corridor lights (12 of them) linked up to two 3-way dimmer's. The lights were dimmable from both sides and all worked fine. After replacing some connections in the bathroom (separate to the ...
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1answer
55 views

Dim only certain lightbulbs on a circuit?

The builder built my house with multiple outdoor lights on a single circuit. Most of the lights are non-dimmable LED wall fixtures, but 2 of them are dimmable 6" LED baffles under an overhang. He ...
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1answer
487 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
45 views

Color adjusting LED ceiling light intermittent issues

I recently installed CE color changing (5 temperature settings) LED all-in-one fixtures in my bedrooms and have been having an odd issue. I wired four fixtures with 12/2 Romex in parallel out of a ...
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1answer
57 views

Change dimmer switch to regular

I have a dimmer switch, need to change to regular for a ceiling fan. From the picture, I think the black wire is my "neutral," and the green is obviously ground. The red wire to the upper right is ...
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1answer
188 views

How can I tell if a dimmer switch is LED compatible?

I have recently put some smart LED bulbs into my ceiling fan (Lifx if the brand matters) and there is a bad humming noise. Previously there was some humming in at least one of the LED bulbs (they ...
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1answer
94 views

Ceiling fan + dimmable lights + old wiring?

I want to have my cake and eat it too. Is there any way to accomplish this? I have an old ceiling light circuit. There is a switch going to a (broken) fan on the ceiling, with lights in it. Since the ...
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1answer
45 views

Do all dimmers reduce max brightness of LED lamps?

TL;DR - do all dimmers reduce maximum brightness of LED lamps? So I had a recently bought a dimmer switch (Lutron Diva DVCL-153P) for an LED light, and I immediately noticed that the light was dimmer ...
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1answer
407 views

Does it matter which wire goes where on single pole dimmer?

I’m updating the switches throughout my house. I have an old rotary style single-pole dimmer controlling the just-as-old chandelier in my dining room. This dimmer shares a double-gang box with a 3-way ...
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2answers
210 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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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 ...
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0answers
85 views

two dimmer switches in one box operating two ceiling fans and lights…how to wire

In my current box I have two single pole switches. one turns on the lights for two ceiling fans. the other switch turns on the fans for both ceiling fans. I want to put dimmers on both fans and ...
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3answers
375 views

Using a dimmer on a light plugged in to a receptacle [duplicate]

My home is 42 years old. The kitchen lighting consists of 2 48" fluorescent shop lights each plugged into a normal 110v receptable. It uses a standard, 1 way, on/off switch. I want to convert from ...
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2answers
44 views

Replace timer dimmer switch with dimmer switch

I am replacing a lutron dimmer timer switch with just dimmer switch. The problem is the black wire that goes inside the current switch’s body. The new switch doesn’t have the need for this black wire ...
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0answers
59 views

Flickering started: All 4 LED bulbs on dimmer switch flicker in unison

All 4 LED Recessed lights on dimmer switch #1 just started flickering in sync (sometimes) starting 2 days ago. 4 years with no problem 4 other LED's on a DIFFERENT dimmer switch #2 (but same circuit) ...
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0answers
42 views

Three way fan control, single switch

I have replaced a large chandelier in a common area with a ceiling fan, it already had the appropriate support box, because of its size. However it is controlled by two three way switches. Is there a ...
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2answers
435 views

Why do some LED lights go dim while others go out completely?

When dimming LED lights with an LED dimmer, why do the LED lights at the end of a string of lights go off when LED lights at the beginning of a string of lights go dim but stay lit? This application ...
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1answer
272 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 ...
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3answers
127 views

Is it safe to use this dimmer on LED bulbs?

I have a question about dimmer switches for LED flood lights. My kitchen has six floodlights on a Lutron toggler dimmer switch, model AY-603P. http://www.lutron.com/en-US/pages/SupportCenter/support....
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2answers
192 views

Is there a dimmer light switch with secondary constant 120V output?

I have a vent fan and an overhead light in my bathroom. They are currently tied to one standard light switch. When that light switch is in the "on" position, the vent fan and light are both powered on....
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4answers
71 views

Control individual bulbs in a 6-can dimmer series

This is a complicated question, and maybe there is no way to do it, BUT... I currently have a 6-can series dimmer in my basement (home theater) aligned in 3 pairs. I would like to be able to control ...
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2answers
112 views

Removing a light switch cuts power to my entire room. Breaker not tripped. Smart Switch Install

I have installed smart switches before, but I moved into a new apartment recently. I have never had a problem before. I removed my old light switch and installed a new smart wifi light switch, and I ...