Planning, installing and using either indoor or outdoor artificial lights.

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8
votes
1answer
20k views

How can I override a motion detector light?

I am going to be installing one or two motion detector lights to cover my backyard. I would like the ability to "override" the motion detector. What I mean by this is that I would like to be able to ...
2
votes
2answers
480 views

What is the difference between GU-4 and G-4 bulbs?

I plugged a G-4 bulb into a GU-4 slot and it burned up the unit yesterday. What does that U mean?
5
votes
6answers
6k views

Are CFL bulbs safe for enclosed fixtures?

I just got 3 dozen CFL bulbs for free, and was planning on replacing all the non-downward exposed fixture lights in my home with these bulbs. In the past I haven't even considered switching to CFL ...
4
votes
2answers
589 views

What recessed lighting technology is recommended for LED?

I'm remodeling my first floor and we will install recessed lighting in the existing ceiling. Right now is a tense time to make lighting choices as there are so many new technologies out there. My goal ...
5
votes
4answers
4k views

Can the socket in my recessed light be replaced without replacing the entire framing kit?

I have recessed lighting in my living room. One of the bulbs went out. I tried replacing it with a fresh one, but no luck. There is electricity flowing to the socket, but the socket appears to have ...
3
votes
2answers
1k views

Why does the breaker trip occasionally after I installed a new light fixture?

We bought a house a couple of years ago with a covered light fixture box in the ceiling (a blank cover over a wired box and a blank cover over the switch box). I recently modified a plug-in pendant ...
5
votes
4answers
4k views

Can I use a 23 W CFL in a fixture that's rated for a 60 W incandescent?

I have a lamp that is rated at 60 Watts for an incandescent bulb with a disclaimer to use a 13 Watt bulb instead when using a CFL replacement. Do I really need to respect that disclaimer? Would not a ...
5
votes
2answers
3k views

How do I know if my lightswitch is wired incorrectly?

I recently replaced a couple of the really old lightswitches in my house. Shortly afterwards I heard Shirlock Homes on the StackExchange podcast and he mentioned that you can shock yourself if you ...
1
vote
3answers
191 views

What is an effective way to attach this plastic filter to aluminum without drilling?

I have an aluminum angle that is housing an LED strip. I need to attach a UV filter to stop LEDs fading whatever it lights. I ordered a plexi angle that will work as a filter, I just need to figure ...
3
votes
1answer
443 views

Why does my fluorescent light fixture ruin bulbs within six months?

My bathroom has a fixture for twin 48" fluorescent bulbs. About every six months, the bulbs start to go bad. At first they will only come on about half way, and they flicker dimly for a few seconds ...
3
votes
2answers
104 views

What parts do I need to get this outdoor light working?

I'm sure I need a light bulb of some type, but I do not know what kind or what else I need. I just bought my first house and I am a DIY rookie.
13
votes
2answers
740 views

Is there a good rule of thumb for how many lights you need in a room?

I want to use ceiling recessed wall washers in a 13 ft by 24 ft room. Any advice on light spacing so I don't create dark spots? How far from the wall vs how far apart from each other should they be?
4
votes
2answers
997 views

Why does my fan switch sometimes turn the lights off?

I recently undertook a small project replacing a single toggle light switch with a Z-wave enabled dimmer switch, which is also wired to a fan toggle (a knob with 3 speed settings) in a 2-gang case. ...
2
votes
1answer
2k views

What can I use to manage the wires when replacing a looped ceiling rose light fixture with one that just has loose wires?

I'm changing a looped ceiling rose (LCR) light for a light that only has 3 connections, Live, Neutral and Earth. The looped ceiling rose has 3 different metal parts that the wires go into, like this: ...
14
votes
3answers
26k views

How should I rewire a miswired 3-way switch?

I have a 3 way switch that was wired incorrectly when the switches were replaced with a different color switch. Is there a methodical way for me to identify which wires represent which piece of the ...
5
votes
2answers
2k views

Why does using a dimmer with this ceiling fan and lights cause energy saving bulbs to flicker?

At a hotel I manage we purchased 34 ceiling fans with two integrated light sockets that operate on a dimmer all controlled by a remote control. Obviously using a dimmer with fluorescent bulbs won't ...
3
votes
1answer
1k views

How to determine what 3-way switch system was used?

How can I tell if an old Knob & Tube 3-way switch is still legal by the modern NEC? Specifically I am trying to tell if my switch is a "California 3-way" (or "Coast 3-way", "Hollywood 3-way", ...
2
votes
4answers
583 views

Can a ceiling light shade be replaced? Where can I find a replacement?

The shade of a ceiling light in my apartment cracked and fell on the floor. I started looking around on the web to see if I can buy a replacement but I'm having difficulty finding anything. Can this ...
1
vote
1answer
1k views

What recessed shower light cover is this?

We have a recessed shower light fixture and the cover is melted (thank you previous owners...). But I can't figure out what this thing is called or where I can get a replacement. I've attached a few ...
5
votes
5answers
1k views

How to make lights turn on one at a time?

So we've all seen this scene dozens of times in movies: a character flips a switch and lights turn on, one at time, down a long tunnel, or throughout a giant garage, or something like that. I'd like ...
0
votes
1answer
350 views

Need LED lighting suggestions for a hobby spray booth

I am writing the plans to build a small indoor hobby spray booth largely used for aerosol acrylics and acrylic airbrush but possibly some aerosol enamels at times. I am using a range hood which ...
1
vote
2answers
413 views

How to install 230V Light with Light-activated-resistor?

I am trying to set up light-activated-resistors that activate a light during dark hours. I have bought a ready Chinese thing that apparently contain a driver to change from AC to proper DC output for ...
5
votes
1answer
719 views

Parallel Fluorescent Wiring

I've got a few ceiling lighting 'boxes' that have one capacitor, two ballast, two starters, and two fluorescent lamps in each. Everything seems to be nicely wired up internally and I just need to ...
2
votes
1answer
173 views

Is it safe to replace a switch with a dimmer on halogen spots?

I live in Europe (so we're on 220V), and in the house we've got two halogen spots (on a transformer) on a plain switch. Is it safe to replace the switch with a dimmer (like these)? Do the transformer ...
1
vote
2answers
478 views

What's the best/easiest way to install and wire a wall light?

I would like to add a wall light to a wall, but I'm not sure the best way to go about doing this. I'm thinking it will be easiest to wire it up to a ceiling light (directly above proposed placement ...
6
votes
2answers
3k views

Why are my downlights constantly blowing?

I have a strip of 3 downlights in my living room, and I am constantly changing globes. Usually two of the globes blow in the first day or two of use, but the third globe will last much longer (at ...
1
vote
1answer
353 views

Fix intermittent connection problem in a monorail low voltage light fixture

I have a WAC low-voltage monorail (probably a SOLORAIL model) that is about 7 years old. The rail is about 12 ft long and has four fixtures attached. For the past 2 years, one of the fixtures has ...
1
vote
5answers
360 views

Light fixture inside knee-wall storage

We framed knee walls in our attic and want to use the areas behind them for storage. These areas are triangular in cross-section, about 3' high at the knee wall, and of course the ceiling hits the ...
3
votes
4answers
2k views

Where can I find or make a remote wireless light switch?

I have a light switch in my garage that controls lights in front of my home. The switch is located in a corner of the garage where a large shelf has been stored. It is very difficult to the switch. ...
1
vote
1answer
2k views

Electrical - How to power 12V LEDs from a 12V AC power supply

I have a 12V power supply that I am using to power some lights in my garden. I want to also power (in parallel) a set of 12V LED lights which (of course) require a 12V DC supply. Is there a simple ...
8
votes
5answers
14k views

Can I use an LED bulb in a 3-Way fixture?

Is it possible to use an LED bulb in a 3-way light fixture? Will all three work?
2
votes
1answer
417 views

Adding new lights to a switch

I have a single light controlled by a switch in my garage. It's really pathetic, so I decided to add some shop lights to the same switch. Upon opening up the light wiring box, I found not 1 but 4 ...
3
votes
1answer
120 views

How can I eliminate a light circuit?

Background: We live in a co-op. Each unit has it's own electrical box to shut off electricity. We have a corner under-cabinet light that is hardwired into the box I THINK (I'd have to tear up the ...
7
votes
5answers
3k views

Why is my new garage door going through lights so fast?

A little while ago our 14 year old garage door opener broke and we had the choice of retrofitting it with modern safety gear (required by code before they could even try to fix it) and then a ...
6
votes
1answer
451 views

What do I need to replace 4 light switches on the same circuit?

So we have a single light in our living room that can be turned on/off from four different switches at various entrances to the living room. We're currently replacing all the switches in our house as ...
5
votes
2answers
2k views

Is this 2 way light switch wired dangerously?

One of the switches in this 2 way setup has been acting up, I popped it off to replace it and it's wired like this: The only configuration I know of that is like this is the Carter system. Is this ...
4
votes
1answer
1k views

Is it generally safe to use a lower wattage bulb in a light fixture? (Specifically Halogen bulbs)

I just bought a light fixture that uses GU10 base Halogen bulbs and came with 50 watt bulbs that are way too bright for my purposes. The documentation lists the maximum wattage bulbs that can be used ...
3
votes
4answers
5k views

Can a mix of receptacles and light fixtures be installed on a single circuit?

A while ago we had some renovations done in our house. After the electrician was done, we realized we now had one light switch in our kitchen that was no longer connected to anything. It is in a ...
5
votes
1answer
8k views

Is it ok to wire light switches and lights with 12/2 cable?

It sounds like light switches and lights are usually wired with 14/2 cable. Is it okay to use 12/2 cable instead? Would I need special switches?
2
votes
1answer
318 views

Better life span for halogen bulbs in ceiling lighting?

The halogen bulbs for our recessed ceiling spotlights have to be replaced quite often. Could we be using the wrong transformer/bulb combinations? How would I find out? Does the number of bulbs ...
3
votes
1answer
351 views

new mini CFLs don't seem to fit/work in fixtures?

In our bathroom we have a 6 light bar over the sink, it has 6 standard edison style screw in sockets in brass plated cups, and no shades, just bare bulbs. It's very similar to this light. Not long ...
2
votes
1answer
273 views

LED undercabinet lights but 240v inputs

I have replaced a run of halogen under cabinet lights with 1w lights running of an LED driver. This string of LEDs goes under a run of wall cabinets over a worksurface. I have two smaller ...
2
votes
3answers
7k views

Is there such thing as a 4-way dimmer?

I have a 4-way switch I want to replace with a dimmer. I understand I can put the dimmer at one of the other 3-way switches, but they're more out of the way. Does such a device exist? If not, what ...
1
vote
1answer
750 views

How can I fix a bayonet light socket without replacing it?

I have a bayonet light socket, in which I have managed to snap off the "teeth" that hold the globe in place. I'm not comfortable with doing electrical work, so is there something I can do to "fix" it ...
1
vote
1answer
370 views

Where to find Adapter for E-11 or E-14 to E-26 light socket

I used to be able to by 200W Halogens for standard fixtures locally. These were great for my porchlight (which could take the heat), because they lit my entire yard without me having to install more ...
5
votes
9answers
12k views

How should I add lighting to a low ceiling basement?

I have a basement ceiling that's around 6'6" high and currently the lights are standard bulb outlets that are attached to the beams so they sit down at eye level in the room. This means when you're ...
4
votes
1answer
3k views

How do I repair a canned light that's falling down?

I apologize if the term is not "can light", but I don't know what these types of lights are called. Anyhow, the "can" of one of our lights has fallen out from the drywall ceiling (just a bit), and ...
5
votes
3answers
2k views

Garage Door Opener Light loosens in socket. How to fix?

The light on my garage door opener keeps getting loose in the light socket, causing it to not work. Giving it a slight turn to tighten it fixes it temporarily, but it comes loose again within a week ...
1
vote
2answers
264 views

Automated/Controlled Lighting - Options?

What are some good options to look at for controlled and automated lighting? I've seen some DMX (stage-lighting standard) implementations for homes, but I'm not sure if that is the only/best option. ...
3
votes
4answers
572 views

How to spread light more

Which one is better for light bulbs in home to get more from light. White board behind bulb? White plastic covering the bulb? Mirror behind the bulb? Any other way? How to get more from a ...