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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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25 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
21 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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27 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
55 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
72 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
67 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
54 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
69 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
59 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 ...
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1answer
28 views

Dimmer rotation span wider than the light intensity span

I had a guy install a dimmer for my kitchen's spotlight. It works as supposed to except for one small detail. The spots are totally off not at the end of the rotation of the controller but at about 40%...
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27 views

Installing Levitron Digital Dimmer with Matching Remote

I have a Levitron Digital Dimmer (DDL06-1LZ) and matching remote (DD00R-DLZ). Dimmer is at bottom of the stairs and the remote at the top. Wire it all according to the diagram and dimmer doesn't ...
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1answer
36 views

Installing a dimmer only where a light and fan switches exist

The left switch in the picture controls the light, while the right switch controls the fan. I'm looking to install a ge smart dimmer switch, while disconnecting the fan switch, but still leaving it ...
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1answer
13 views

ELV fixture + Maestro ELV dimmer does not dim, it simply switches

I just installed a Maestro ELV dimmer connected to a LED ELV-compatible fixture (WAC lighting). The fixture does not dim however, it is 100% on at all dimmer settings and shuts off when the dimmer ...
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1answer
21 views

Can I tell whether a LED driver/bulbs are dimmable without damaging them?

As mentioned in the answer to this question: LED bulbs and LED dimmer we can't trust a LED driver / LEDs to be dimmable if it doesn't say so explicitly. However, only some companies offer explicitly ...
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2answers
31 views

Wiring a 3 way Leviton VPT24-1PZ Vizia 24-Hour Programmable Light Switch

I'm trying to install a Leviton VPT24-1PZ Vizia 24-Hour Programmable light switch replacing an existing 3 way switch. the electrical box for this switch only has a black wire, white wire, red wire ...
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1answer
58 views

Circuit is broken when switch is screwed into box, but not outside of box

1954 House with original (cloth over rubber) wiring on the main floor. Replacing fan and light with simple overhead light fixture and toggle switch with a dimmer switch. Box has an incoming conduit ...
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0answers
21 views

Lutron Fan & Light dimmer switch wiring

I have a hunter Fan/Light I am installing. I purchased the pictured Lutron switch to control the fan/light. My power source comes into the switch box and is wired as follows: Power source (Black) ...
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4answers
94 views

Why does my LED light flicker when turning it on using a dimmer switch?

I replaced a flushmont light fixure with a new dimmable LED Flushmount. I also replaced the old switch (see images below) with a dimmer switch. When I turn the LED on there is a flicker while it is ...
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2answers
23 views

installing led bulb in a 2 bulb setup

I have a two bulb set up with a dimmer switch. Both of these were non led bulbs. So i went on and replaced the bulbs with led. Now when i turn the switch off, one of the bulbs stays on with the ...
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0answers
36 views

Is there an LED-compatible dimmer switch that can work in series with a second dimmer?

I just installed 3 LED shop lights in my workshop (ok they're actually meant as bathroom lights, but the price was right). They are wired in parallel, with a master switch in front of everything (in ...
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0answers
24 views

How do I diagnose light dimmers that have become erratic after installation?

I used to have light dimmers in my house that worked just fine; but after an electrical panel upgrade they became erratic and/or noisy. All the dimmers are powering LEDs which claim to be dimmable ...
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1answer
81 views

How should I connect a replacement dimmer switch?

I'm just trying to replace a broken dimmer switch, but can't make heads or tails out of the directions. Please see the photo of the partially attached NEW dimmer. Only the ground is connected so far. ...
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1answer
48 views

3way wiring with timer AND a dimmer

I'm using an intermatic ST01 to feed the dimmer, since I don't have a neutral in the far box, and I'm told not to feed dimmed input to a timer. From there is where I'm having a problem, using a ...
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2answers
106 views

Light switch shorted; can't figure out why

I swapped out a dimmer switch for another one. This was fairly standard, only two wires to connect, no ground (old condo). Turned the breaker back on, tried things out, the on/off switch worked, the ...
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2answers
330 views

Installing a smart dimmer switch into 3 gang box

I have installed dimmers in a single box and a gang box with 2 switches but never a box with 3 switches. And there's some confusion, so hopefully someone can help. I am installing a new smart dimmer ...
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1answer
56 views

How to repair a wire in a light switch box

In attempting to install a dimmer switch, I managed to snap a wire in my light switch, by not realising when I was tightening it it was pushing on the wire. What would be the best approach to fixing ...
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2answers
83 views

Dimmer stopped working but light switched on after maybe short-circuiting ceiling light

I pulled out the pendant light bulb that was hanging at the center of this metal framed Turkish style lamp. The light bulb touched the metal frame and there was a sudden explosive sound, burning smell ...
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1answer
76 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 ...
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1answer
34 views

Dimmer dims the lights about once a second

I have a dimmer (Richmond/Zano GRID500) that, when turned up to full brightness, dims the lights on and off at a rate of about 1 Hz. Turning the brightness down just a bit makes the blinking stop. ...
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1answer
159 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
215 views

Two dimmers (for two separate lights) in one junction box where there's only White, Black and Red coming out of the wall

So, 40 yr old townhouse, there are two ceiling lights in the "rec room" area of the bottom floor/basement. Two dimmer dials/switches (push in for on or off, twist for dimmer function) in one ...
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2answers
363 views

Dimmer wiring for 3 wire single pole

[Edited from original version apparently read into a cell phone's voice reco.] I am trying to wire a dimmer switch into an existing light switch that was in the box before. It had three wires ...
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3answers
42 views

Light Dimmer Causes Internet Drop

I've bought a standard light dimmer and a dimmable led lamp. Dimming works fine. However, when I dim the lights my ADSL connection drops. The DSL light on my modem turns off and I can't connect back ...
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1answer
26 views

In a one-way dimmer, can C and L1 terminals be swapped?

In a one-way dimmer switch, does it matter which way round the C and L1 terminals are connected (both electrically and in terms of UK wiring regs)? For context, I have a dimmer that's wired the ...
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1answer
46 views

Kitchen dimmer dims lights in adjacent room, but not always

I have a weird wiring fault. The kitchen and the dining room each have dimmer switches that work fine individually. However, if the dining room dimmer is on and within a certain range of positions (...
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3answers
65 views

How to reset the breaker on this smart dimmer light switch (switched receptacle)?

My condo came with these dimmer switches. You push once on up or down to fade the lights in or out fully, or press and hold to fade the lights slowly, releasing to set the light amount. I don't know ...
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1answer
2k views

Light Switch with 2 black wires and one red

I'm trying to replace a double switch (controls fan and light separately) with a single pole dimmer for a chandelier. It seems there is no ground, but there are 2 red and just 1 black running to the ...
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2answers
1k views

Installing LED compatible dimmer switch (wiring question)

I bought some new Lutron dimmer switches which are compatible with the LED bulbs I have and am trying to figure out the wiring. Here's a diagram of the existing wiring (its a 2 gang box and these are ...
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0answers
148 views

3-Way Switch won't turn on lights if dimmer is set to low

I just added 5 dimmable recessed lights to my living room. I'm certain it's powered correctly. Incoming power hits the 3-way dimmer switch. Both traveler wires head to the other 3 way switch (non-...
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1answer
51 views

Could a wall dimmer switch be connected as part of the power cord for a table lamp (UK

I'm not very experienced with wiring/electrics and wondering if I could use a wall dimmer switch to control a table lamp? I'm using UK 3 core wiring and 40W bulb. I would like to install the dimmer ...
2
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2answers
487 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 ...
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1answer
56 views

LED strip forgets last setting when turned off

In the staircase at my home an electrician installed a LED strip in the handle. I can dim the lights to desired intensity using a springloaded switch and a timer turns on the light in the morning and ...
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1answer
38 views

Replacing 12V halogen spotlights with MR16 dimmable LEDs in my lounge

I am trying to replace 12V MR16 halogen spotlights in the ceiling with dimmable MR16 LEDs. The existing halogens do not have a dimmer driver, and each has its own transformer (I'm 90% sure of this). I ...
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1answer
92 views

LED bulbs will not turn on

I am having an odd problem with a light fixture. The fixture has three sockets and is wired to a dimmer. I replaced the bulbs with Philips LED bulbs that were dimmable. However, when I turn the dimmer ...
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0answers
52 views

light fixture humming when I installed a dimmer

I have 8 single recessed lights with single GU10 dimmable LEDs and one light fixture using 6 exactly same GU10 dimmable LED bulbs, all on the same switch. When I installed a dimmer with proper rating,...
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1answer
709 views

Ceiling fan on one circuit tripping GFCI on separate circuit

Installed a ceiling fan dimmer switch in a bedroom that is on an arc fault circuit. When pushing the dimmer switch up or down on the ceiling fan, it then trips the GFCI outlet on the bathroom circuit....
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1answer
29 views

Using one dimmer to control 2 sets of lights with each an On/Off Switch

I want to install some LED lights in my RV. I have 2 sets of 4 LEDs, connected on my 12V circuit. One set is for the front (kitchen area), one set in the back (living area). When all the lights are ...
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0answers
65 views

Needing help replacing a regular switch to a ceiling fan with a dimmer switch

I'm trying to install a Leviton #6674 slide dimmer with switch replacing a standard switch. After I pulled the switch plate off I found that there is 1 black, 1 white and 1 red to the old switch as in ...
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0answers
44 views

strange chandelier

I have a small chandelier in my dining room with 5 bulb placements. It is controlled with a on/off switch and a small dimmer next to it. Now when I install 5 Ecosmart LED 60w light bulbs (dimmable), 4 ...
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1answer
115 views

Why doesn't my dimmer switch work after installing LED bulbs in my ceiling light?

I have three pendants and a 5 bulb fixture over my table it has Antique Edison bulbs in the fixture with yellow tint I want brighter bulbs, I purchased LED equivalent bulbs and when I put two or more ...