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Questions tagged [dimmer-switch]

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

44 questions with no upvoted or accepted answers
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358 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
2k 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 ...
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652 views

How to connect two dimmers to control two sets of lights independently

I have just moved to Germany, and have a room with a double-gang system. The lower is a rotary dimmer which controls the lights in the kitchen, and the upper is a double rocker switch that simply ...
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280 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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0answers
69 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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433 views

Dimmer switch only dims one of two lights?

I have two ceiling lights in my living room controlled by a single switch. I wanted to install a dimmer switch to control/dim both of them. I installed the switch but the dimmer only dims one of the ...
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90 views

3-way to smart 2-way switch, result is hardwired either on or off

At the top and bottom of some stairs are two connected light switches (a 3-way switch). The top switch has: bare copper ground unused white neutral (in back of box; two wires in a wire nut) 2x ...
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414 views

Why is my kitchen LED lighting flickering

My kitchen light is blinking, is there a way to find out what is causing it and how do I fix it? Could the problem be with the dimmer? See below images of LED array, LED driver and dimmer switch, and ...
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123 views

3-Way dimmer switch, dimming both locations?

So I have two 3-Way dimmer switches. I am able to switching the lights on or off from each location, but I can only dim from one of the switches. Did I do something wrong, or is it only possible to ...
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0answers
296 views

Lights flickering, strange wiring setup

I have a Lutron DV-600P dimmer (single pole, controlling a chandelier with 4x 40W incandescent light bulbs). They flicker constantly. The bulbs and dimmer are not defective (tested replacements). ...
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168 views

Trying to determine if I have a neutral wire

I used to have an on/off wall switch that controlled a wall socket to which a floor lamp with an LED light bulb is connected. There is another socket in the same box that is not controlled by the ...
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0answers
2k views

Installing a dimmer to control multiple lights

I recently asked a question about installing a dimmer and got a great reply. Now I want to install another dimmer, but this one might be tricky. In our hallway there are three lights that are all ...
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1answer
740 views

How can I wire an Insteon switch in this situation?

I've been installing Insteon switches around the house, and I've run into a bit of an issue. In our bedroom, we have a switch that controls the fan lights and recessed lights as well as single ...
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76 views

Newly installed 4" halo can lights have a slight odor when on

I just installed 6 new 4" halo can lights. When they are on I can smell a slight odor coming from them in the attic. Is this normal? I felt the light housing in the attic and is just warm. I also felt ...
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2answers
414 views

GE dimmer works with 3 LED lights, somewhat with 4 and not at all with 5

I've got a brand new single pole GE 14294 Z-Wave Plus dimmer. Before I try to connect it to z-wave, I wanted to make sure it was working. I have five LED lights (4W, 65mA, BR20 flood) lights in ...
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2answers
4k views

Why are my dimmer switches malfunctioning?

I have two dimmer switches that have started malfunctioning. They are in the same box with two other standard switches. Each controls a set of three small flood lights. There is no other way to ...
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32 views

Dimmer switch not working

My chandelier has a dimmer switch and my lights suddenly are very dim. It does have a off and on switch also so I thought it was bad dimmer. I changed it and the same results. I did try to hook the ...
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56 views

I installed a new light fixture and it won't turn off!

I removed a fan/light combo and replaced with a typical light fixture. The wires from the ceiling coming out are white, black and ground. The light fixture has a positive and a neg and a ground. I ...
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1answer
66 views

Fried dimmer turns lights on/off but new dimmer won't

I had two black wires, one red wire and two white wires coming from the ceiling (I suspect there used to be a fan with a light). In the switch box, there was a black and a white wire (with a green ...
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0answers
33 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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24 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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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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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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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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28 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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0answers
89 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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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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44 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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36 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
23 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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37 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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26 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
101 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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103 views

Dimmer switch on 3-way circuit only working 90% of the time, is it a bad switch or something else?

I installed a dimmer switch on a 3-way circuit that was working correctly. The other switch is a standard on-off switch. The fixtures they control are halogen light fixtures. About 10% of the time, ...
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1answer
59 views

Why are the lights on my dimmed three-way circuit dimmer than normal?

I have a 3 way switch and a 3 way dimmer switch to operate two recessed fixtures, which worked fine for years. Now, both spots are dim. Doesn't matter if I use the switch with dimmer or 3 way switch ...
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45 views

Light dims when plugged in, doesn't dim when hard wired to feed

I have a peculiar situation. My LED light is fully dimmable down to 10% per manufacturer spec (this light). To test its function, I hardwired the light to a plug (like this Plug) via a dimmer switch ...
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25 views

a non working single 10W MR16 in a recessed light (LED)

One of the bulbs is not lighting up. I tried a new bulb and replaced the ceramic bulb holder and that did not help. What am I missing? Could it be a transformer that suddenly went bad? If that is the ...
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0answers
2k views

LED bulbs or dimmer switch causing buzzing?

I installed a light fixture that contains 4 dimmable GU10 LED lightbulbs. I also installed a dimmer switch (Feit Electric Model 72200) for the fixture. When I dim the bulbs to 50-85% on, I hear a ...
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2answers
145 views

Fan light won't turn on

I have a fan with a light. It's controlled by a single pole dimmer. Recently the light stopped working. The bulb is fine (works in a lamp), and the pull chain is fine (just replaced it recently). What'...
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0answers
423 views

Resistor/Synthetic Load for Caseta Lamp Dimmer

I have a Lutron Caseta Plug-In Lamp Dimmer with a cheap LED light strip plugged into it. It strobes every 10 seconds or so when the dimmer is off. I believe this is due to the "minimum load" problem. ...
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0answers
550 views

Issues with LED Recessed lighting with dimmer

I have installed recessed lighting in my home. This is a 3 month old home and I got the light/ fan prewire from the builder Below are the items I used: Topaz RH6/R/IC/AT 6" remodel housing for 75W ...
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323 views

LEDs on dimmer, left alone, eventually fade to off

I replaced some halogen bulbs in my recessed cans with some LED retrofit kits I also replaced the dimmer with a new digital LED dimmer. When I dim the lights down to a low-ish setting, I can wait ...
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0answers
492 views

Wiring for Dimmable Security (motion detector) Floods

I'd like my 2 sets of outdoor security lights to be dimmable (in all settings) from a single switch. The electrician said he ran one (always on) power line for the motion detectors and another line ...
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0answers
887 views

Controlling multiple banks of LED bulbs with one dimmer switch

Just had the contractor install some recessed LED lighting in some of the rooms of the house. Due to building codes we can't have one location with enough switches to control the lights as we have ...