Questions tagged [lighting]

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

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4answers
6k views

Concerns about replacing a worn out light switch

Our home is about 3 years old. New construction. New parts. The main lights in the kitchen are a 4-way circuit (3 switches, + lights). Since we primarily come into the room from one side, one ...
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2answers
7k views

Can a low voltage light switch be located in a closet as opposed to outside the closet?

Okay you guys I have next question. And like all good questions this one begins with a story. I was reading the post about a nick in a wire and read a couple of you mention that light switch in a ...
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4answers
47k views

Can I safely ground a light fixture if the ceiling box has two hot and one neutral wire (no ground wire)

Checking for dupes, I saw this question, but the situation appears different as my box is metal, among other things. I'm fairly new to electrical projects, so bear with me. I recently installed a new ...
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5answers
13k views

My living room needs more ambient light and I'm reluctant to drill holes in my ceiling. What are my options?

Problem: My living room needs more ambient light. Constraint: My living room does not have an overhead light fixture and I'm reluctant to drill holes in my ceiling. Questions: What are my options?...
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2answers
812 views

How do I access the light in this recessed can?

I feel like I'm taking crazy pills...I can't for the life of me figure out how to access (and ultimately change out) the bulb inside this recessed can. I've tried twisting, pushing, prying, twisting, ...
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5answers
26k 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 ...
5
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2answers
7k views

What is the silicone-like coating on CREE LED light bulbs?

I recently bought some CREE LED bulbs, the kind pictured below, and while they are the same shape as glass incandescent bulbs, they seem to have some sort of cloudy and sticky rubber coating, as if ...
5
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1answer
3k views

What's the best way to plug circular drywall holes left by electrician?

I'm having recessed lights installed and want to know the best method to plug the holes left by the electrician. I was thinking of something like paint stirring sticks and construction adhesive to ...
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3answers
49k views

How can I tell if a ceiling box will support a real light fixture?

I removed a fluorescent light fixture from kitchen but I'm not sure the work box will support a real light fixture. The work box is round and plastic. The fluorescent light wasn't even held up by the ...
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7answers
9k views

Why will 26 1.2W 220V LED lights not work with an 800W inverter?

We live off the grid and have just installed 26 220V 1.2W LED lights. We are using 220V as the batteries are some way from the house and and thick copper wire is expensive. Everything works on the ...
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2answers
634 views

How do I wire a 3 way light switch?

Two way light switching is common, but how do I setup a 3 way system so the light can be controlled from 3 places?
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5answers
7k views

Toaster oven makes my kitchen lights flicker

Today, I got a new toaster oven. When it's heating, my kitchen lights (plugged into an adjacent outlet) flicker/pulse. What can I do to reduce the flickering? If I get a power conditioner, can I put ...
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5answers
12k views

What can I do to avoid incandescent bulbs for my 3-bulb ceiling fan, yet maintain brightness?

My ceiling fan takes 3 candelabra (E12) base bulbs for lighting. The bulb slots are labeled 75W - 125V. The fan light is dimmable and I currently use 3 60w incandescent flame tips. I plan to ...
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4answers
8k views

Are there any other reasons to use 130 volt halogen light bulbs instead of 120 volt bulbs?

I recently had PAR30 50W Halogen light bulbs installed. I would have gone with 75W, but 50W is the max wattage supported by my light (shallow 6" can). I'm very disappointed with the how dim the lights ...
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1answer
213 views

How do you replace a ballast?

We have fluorescent lights in our office and someone said that the ballast was bad. How can you replace a ballast?
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2answers
565 views

How do you connect a light switch with no wires available?

House built in the early 70's.. Wiring/Light issue. In ceiling light junction of master bedroom is power source. From there a wire leads to one wall outlet without further wires and a light switch ...
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4answers
4k views

Multiple weak light bulbs vs one strong light bulb

I currently have a small room with a single CFL bulb at the center of its ceiling. The bulb lights up the whole room well enough. I encounter the problem though that when standing in front of the ...
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4answers
9k views

How do I fix a garage door opener light that loosens in its socket?

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 ...
5
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1answer
240 views

Is it okay for an electrical switch to get warm?

I installed a FEIT Electric dimmer switch on a circuit that controls 2 overhead lights. I noticed that, even when not using the dimmer, the toggle portion of the switch is warm to the touch. Is this ...
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3answers
1k views

Three way light switches in a tower

Talking with an electrician some time back when the house was being remodeled we were discussing the virtues of the remote control of lights. He had boasted that while the technology is neat, there ...
5
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1answer
26k views

Why can't some light bulbs be used with timers?

I've seen the answer to questions asking why some bulbs can't be used with dimmers [1][2], and that makes sense, but why can't some light bulbs be used with timers? Aren't most timers equivalent to an ...
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1answer
1k views

What should I consider regarding recessed lighting above kitchen sink?

I'm planning to replace the million year old florescent light (I think it was the first one ever made) above my kitchen sink with a couple recessed lights. Is there anything specific I should be ...
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1answer
330 views

Can I use a CFL or LED bulb with a higher lumen output as long as I stay under the maximum wattage listed on the fixture? [duplicate]

I have a light fixture that lists the maximum bulb wattage as 60W. Right now, I have a standard incandescent bulb in place. Since there is only one light in the room, a single bulb is not bright ...
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3answers
15k views

How can I replace multiple 3 way switches with motion sensors?

My tenants never turn the lights off in the stairwells of my 3 family house, so I'd like to replace all of the light switches with motion sensors. Here is a crude diagram of how this is set up now. ...
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2answers
691 views

When choosing lighting fixtures for new construction, should I go integrated or non-integrated CFL? [closed]

I do facilities maintenance for a company in Boston, and one of our newer buildings (built in 2006) has non-integrated CFL fixtures. I was really surprised when I went to HomeDepot to buy some new ...
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1answer
3k 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 ...
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2answers
7k 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 ...
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3answers
860 views

Can you help me find this bulb?

I need to replace the light bulb in my ceiling fan but the part\model number is warn off and I can't find it anywhere! I can read "Philips," "Plus," and "G5" but nothing else. Please see the attached ...
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2answers
1k views

LED T8 tubes: plug-and-play or direct-wire?

I want to install some good bright LED lights in a shop. I have access to some nice fluorescent-type fixtures for cheap or free (two 4-ft T8 tubes), so I want to just use them with LED replacement ...
5
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1answer
880 views

Replacing chandelier with new, No ground wire in old chandelier

I am replacing a chandelier with new one, No ground wire in old chandelier and my vaulted ceiling is at least 30 feet high. Can I just not connect the ground wire and coil it up so it is out of the ...
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2answers
1k 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 ...
5
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1answer
2k views

What is the best way to light a Lexan (Polycarbonate) sheet?

I've recently installed a Lexan 'whiteboard' in my garage which works as well as I'd hoped. I now want to use some type of lighting to light up the board in a useful/visual appealing way. Shown ...
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7answers
11k views

Can multiple 2-way occupancy motion sensor switches be used together?

Can multiple 2-way occupancy (AKA motion) sensor switches be used together? For the top and bottom of a staircase, I want the lights to be on if either switch senses motion and the lights stay on ...
5
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1answer
524 views

My mid 50's home has ballasts on incandescent lighting fixtures. Can I remove them?

For some reason unknown to me, my house that was built in the mid 1950s has "tungsten or ballasts" wired to each of the light fixtures on the main floor of the house. All of these light fixtures house ...
5
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2answers
979 views

One 4-way switch and two 3-way switches

I decided to be handy and change all of my receptacles in the house. Everything went well until the garage. There are 3 light switches in the garage that go to 1 light source that has me stumped. Two ...
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1answer
1k views

How do you mount fluorescent strip lights on drywall?

How do you correctly mount and wire fluorescent strip lights to drywall? I've seen these on drywalled walls/ceilings before but never looked at how they get installed, other than there doesn't ...
5
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3answers
718 views

What is a good PWM driver for LED lighting?

I am looking at lighting options for my new flat. I'm looking for any recommendations and suggestions for the components to power and control the LEDs. If we consider the main room (i.e. the open ...
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3answers
18k views

Why is my lighting circuit tripping the breaker?

I have several MR16 2 pin style light bulbs in my kitchen - The other day the trip switch for the light bulbs tripped when turning these bulbs on - I went and flipped the trip switch and tried again ...
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5answers
17k views

What do I need to know about LED strip lighting?

I've read a ton of various posts about different aspects of LED lamps, strips, comparisons with fluorescent and incandescent lamps, and I decided that I want to install LED strips to light my room. ...
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8answers
18k views

Will switching to LED lightbulbs make a significant difference in my electric bill?

I asked Reliance Controls about a THP103 meter that I was having trouble with. Turns out that it's not a true RMS meter and thus is unable to give you accurate readings on a CFL or LED installation. ...
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3answers
3k views

How can I utilize a light switch for a specific outlet?

I just moved into a new apartment and in one of the bedrooms, there is a light switch that switches one of the outlets on and off. Unfortunately, this outlet is placed in the opposite side of the room ...
4
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4answers
73k views

Why won't my bathroom light fixture work?

Had a surprise this morning when I went to turn on my bathroom light and it didn't work. All the incandescent bulbs (4 of them) appear to be fine, and the fan which is on the switch beside the light ...
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2answers
1k views

Old light fixture box

I live in an older house (California) and the overhead light fixture boxes seem small. They unreceptive to the fixtures my wife has purchased from Ikea in that they have two holes for accepting ...
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2answers
2k views

Will this light fixture wiring pass inspection?

I helped my grandpa install a light fixture in his kitchen(he's in the process of remodeling) and noticed the wiring was a little weird. The wiring is going from the fixture to the switch which I ...
4
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2answers
6k views

Why was the ground for this fluorescent fixture not connected to the ballast?

I just purchased a set of fluorescent fixtures that are fitted with a plug to connect to a standard 3-prong receptacle. My intention is to replace the plug with Romex cable, and wire the fixture ...
4
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1answer
728 views

Do can lights have to be wired in order?

Ok, so I am just about to start installing recessed lighting in my apartment. I've researched pretty much everything and I am pretty confident in doing the job. HOWEVER, there is just one more thing I ...
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4answers
1k views

How can I wire an array of ceiling lights for easy reconfigurability?

I want to put in 16 new recessed lights (roughly a 4x4 grid), and I want to control them with two panels (one on each entrance to the room) of switches. But since we are constantly rearranging the ...
4
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3answers
8k views

How can/should I mount this porch light?

I want to mount a porch light on my outdoor shed/office. I recently had an electrician place interior wiring however I elected to do the fixtures myself. Uh oh. Here's what the back of the porch ...
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3answers
22k views

Can I install lights on a 20 amp circuit that has receptacles already wired?

I have never been able to ask the following question and get a simple straight answer and would like to know why there is a controversy, and what the answer really is. The question: Can a 20 amp 12 ...
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4answers
22k views

Can I use a motion sensor to control fluorescent lights that are plugged into an outlet?

In my garage, the light switch by the door is wired to an outlet on the ceiling. I've got two, inexpensive 4' fluorescent lighting fixtures plugged into that outlet. I know that wiring a fluorescent ...