Tagged Questions

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

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1
vote
1answer
350 views

What do I need to do to change from Halogen to LED?

I want to update a few rooms in my house from halogen to LED light. The fittings I already have are for the MR 16 style (2 pins). Having the ability to dim the lights is not important. I found ...
1
vote
2answers
127 views

What kinds of dimmers do I need?

I'd like to make myself a lighting control that would schematically look like this: I don't know a lot about dimmers, but I heard they have some parameters which might prevent them from working. ...
1
vote
1answer
501 views

Motion Sensor Timer

I am looking to replace the light switch for an outside light. What I would like to do is put a motion sensor on the switch due to the fact the light is too high for me to get to and replace it. Is ...
4
votes
1answer
618 views

Can I install a light between two three-way switches?

is it possible to add a light to a three way switch circuit between the two three way switches (ie can i tie into the three wire connecting the two switches in anyway to make them work the new light ...
1
vote
1answer
117 views

What type of exterior floodlight will turn on slowly (or not at all) when it's cold out?

I have eight (8) floodlights on my tennis court. I didn't install these, they came with the court. Questions: Recently, in the evening when it was cold I switched them on and only 3 of the 8 came ...
0
votes
0answers
152 views

Why would my lights take 10-20 seconds to turn on after installing a dimmer?

I have double-checked the connections. I am guessing next step is to replace the switch in case that was the problem. It is only running two wall sconces, each with one low wattage bulb. Anyone ...
2
votes
1answer
2k views

Why do my pot lights flicker randomly when not at full brightness?

They're connected to a 1000W dimmer and I think (hope) it's that. In total there are 12 pot lights connection (600W total) and at full dim or at certain levels they're fine but between a certain range ...
2
votes
3answers
4k views

How can I tell what dimmer switch to use with LED lights?

I replaced the halogen GU10 bulbs in my kitchen with LED bulbs... I'm really pleased with the results but as the bulbs I bought are dimmable, how do I know what dimmer switch I can use? I did try ...
1
vote
2answers
529 views

Is it possible to replace a ceiling fan speed controller with a switch?

Is it possible to replace a ceiling fan speed controller with a switch? I just bought a house that had a ceiling fan with no light, which used a fan speed controller on the wall with different speeds. ...
1
vote
2answers
714 views

Can I use low voltage lights with a motion sensor?

I have installed and wired low voltage exterior lights. They required a transformer to bring the AC to 24 volts. I want them controlled by a motion sensor so before the transformer I installed a ...
1
vote
3answers
637 views

What is the simplest way to create custom decorative LED-lighting?

I have always wanted to build decorative lamps with LEDs (application example: imagine a model boat with Xmas lights). Is there a way (commercial, or custom-built) to power several LEDs, so that: ...
0
votes
0answers
32 views

wiring a single bathroom fan servicing 2 rooms in the master bathroom suite with 2 separate switches on the same circuit as well as lighting [duplicate]

Possible Duplicate: How can I wire an exhaust fan to turn on from multiple locations? I am having trouble trying to wire a single in-line bathroom fan servicing a master bathroom suite. ...
2
votes
1answer
466 views

Why is the light always on after replacing the light fitting?

I replaced the light fitting in our living room, which is controlled by a dimmable switch, and now the light is always on. When the dimmer is in the off position, the light is not very bright. When I ...
2
votes
1answer
1k views

Will a non-dimmable LED work if the dimmer switch is on full?

If a dimmer switch is fitted for the room but we get non-dimmable LED lamps (GU10), I know there may be flickering problems with dimming, but will they work fine if the dimmer is turned to max?
2
votes
1answer
464 views

How to shape the zone a radar motion sensor detects?

The light in my bathroom is controlled by a radar motion sensor. The idea was that radar based sensors can be hidden inside the lamp itself and thus be invisible (so no sensor, no switch, only the ...
4
votes
1answer
823 views

How should I connect my light fixture?

I'm installing a ceiling light to a fixture that was previously unused. However I'm having trouble because there are 2 groups of white wires. Which white wire should I connect with the white wire of ...
0
votes
3answers
10k views

What is the difference between equivalent watts and lumens?

I have two lamps 6W LED(OSRAM 50R): equiv 40W or 170 lm 15W WW827 Tornado Philips, equiv 85W or 950 lumen Why the 2x power difference and 6x luminosity difference?
0
votes
1answer
264 views

How do I replace a triple dimmer switch to a much smaller conventional switch?

Our kitchen lights are playing up, they're halogen spotlights controlled by a dimmer switch, and one by one they're either refusing to switch on, coming on if the dimmer is halfway on but off when ...
1
vote
0answers
627 views

What new technology replacements are available for incandescent globe light bulbs for the bathroom vanity light?

I have a bathroom vanity light fixture with a row of exposed globe light bulbs. They had been burning up recently, and I was wondering if there are reliable CFL or LED globe bulbs available as a ...
1
vote
4answers
415 views

How can I get High-CRI lighting for a small room?

I plan to replace a CFL lighting fixture in a small room (10' x 15'), due to its being too dim and giving less-than-perfect light. I'd like to install something that would give me 3500K light with ...
2
votes
1answer
1k views

Can I use a 3-way light bulb in my 60 watt lamp?

How does this work? Is there a way to only use 50 watts? Some Google results were telling me that if you put a 3 way light bulb in a regular lamp, it will default to middle option, or 100 watts in my ...
2
votes
2answers
955 views

How do I replace a broken halogen bulb in the recessed light in my bathroom?

First, some pictures: . I can replace the bulbs in the rest of my apartment just fine but the ones in the bathroom have a special enclosure around them that I don't know how to open. The only ...
2
votes
4answers
3k views

What could I have done wrong while changing to LED bulbs in my recessed lighting?

I have six recessed lights in the kitchen. I bought six new LED bulbs to replace the old incandescents. I had to lower the socket an inch or two along the track in the recessed fixture in order to get ...
2
votes
4answers
381 views

How do I to choose a new light fixture for the bathroom?

I've got a bathroom that has a single 75 watt bulb light fixture. It's wall mounted. Unfortunately, it's old and there isn't enough light. I'd like to replace it with a sconce that has 2 or 3 bulbs. ...
7
votes
5answers
21k views

What exactly is a PAR type LED lamp, how does it differ from R/BR type LED & CFL lamps?

I am in the process of replacing my incandescent bulbs with more efficient alternatives. My home is about 14 years old, I've owned it for a little over three years. It seems most of the bulbs that it ...
1
vote
2answers
2k views

Can I modify 3 ampere table lamps to work on 5 ampere round pin plugs?

I have moved to a property with 5amp round sockets around the room. I want to remove the standard 3 pin plugs from my table lamps and re-wire them with the 5amp round pin plugs I have bought. This ...
1
vote
1answer
2k views

How do I wire a new ceiling light with power to the ceiling and 3-way switches?

I'm trying to install a new light fixture in the front hall. Currently, the light is activated by 2 switches (on each end of hall). The NEW fixture has 1 black wire and 1 white wire. The ceiling wires ...
0
votes
1answer
299 views

Why will my fluorescent light not come on when it is warm in the room?

My fluorescent light will not come on when the temperature in room is above 70 °F. When it is below 70 °F it works fine and comes on every time. When it is above 70 °F, it will not come on at first, ...
0
votes
1answer
609 views

Is there a way to know if the photocell is a switch or a dimmer?

I plan on installing three LED security lights to my home. I would like to have them turn on and off with a photocell. I am going to have a switch and then install the lights in parallel. I am not ...
4
votes
4answers
10k 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 ...
7
votes
4answers
42k views

How do I remove a flush mounted ceiling light fixture dome?

My bedroom has a very nice looking flush mounted ceiling light with a glass dome. However, all the bulbs have gone out and I cannot get the glass out to replace them. I'm 5'4" and standing on the ...
2
votes
2answers
251 views

Why does my fluorescent lighting only work when it's not hot outside?

We have fluorescent lights in our kitchen and when it's over 75°F outside the lights turn on real dim like there might be a problem with the ballasts, but when the outside temperature drops the ...
3
votes
3answers
851 views

How do I get my fluorescent 4-tube under-cabinet lights to come on reliably?

How do I get my fluorescent 4-tube under-cabinet lights to come on reliably? When they have been on a while and just been turned off they will reliably come on again immediately with no flicker. ...
0
votes
1answer
68 views

How can I adjust my dimmers to work the way I want?

I have SmartLabs dimmers #2476d in my house and some will turn on all the way on a single tap while other turn half way and then when tap second time they go all the way. Any idea how I can ...
3
votes
2answers
46k views

How should I connect the ground wire for my light fixture?

I am replacing a light fixture in my bathroom and have the following setup: The electrical box is plastic The wire coming from supply has black (hot), white (neutral) and copper (ground). The light ...
5
votes
4answers
4k 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 ...
2
votes
3answers
926 views

Do I need to cut into my drywall to install a switch?

I'm looking to put a light in outside my house. The light is going to be positioned directly behind the outlet I have pictured below where the wires are sticking out. I want the switch to control ...
3
votes
1answer
387 views

Methods of bug-proofing outdoor lights

I just attempted to replace an outdoor light fixture on my porch. When I unscrewed it, a couple of spiders and gnats ran/flew away from under the light fixture. I'm very new to home repair, so I ...
2
votes
2answers
585 views

Did I make a mistake with this fluorescent light installation?

I bought a fluorescent light fixture with 2 light bulbs. I wanted to test if the light bulbs where good before mounting the fixture to the ceiling. So I simply plugged the cable to a 120V outlet. I ...
1
vote
1answer
731 views

How do I wire this kitchen fluorescent ceiling fixture?

I bought a new Home Depot kitchen ceiling fixture but am not sure of the proper way to install it. The fixture itself has black, white, and bare copper. The ceiling wiring is red and gray(white?). ...
0
votes
1answer
2k views

Why isn't the switch working to turn off my ceiling lamp after I replaced a fan w/light?

I have properly connected the new ceiling lamp. Once I turn the breaker on again, the lamp turns on immediately. There is a double switch on the wall. One used to turn on a standing lamp on the corner ...
2
votes
1answer
190 views

Can anyone identify this light switch brand?

We've got a bunch of light switches and covers in our house but in the process of removing them to paint around them, one got broken. Can anyone help me identify it? They were put in by the builder ...
0
votes
2answers
2k views

Is the light quality of halogen/LED low-voltage recessed light actually better than an equivalent line voltage light?

When it comes to deciding whether to go with low voltage or line voltage, a number of sites are in essence saying: your initial installation cost for low voltage will be higher, but you'll get a nicer ...
1
vote
2answers
7k views

Why do my LED lights flash on cold start?

Whenever I flip on my dimmer switch, all four dimmable LED lamps flash on in unison, blink off, and then come on at the selected dim level. This happens even with the dimmer slider maxed out, so it's ...
14
votes
1answer
30k views

What do I need to install LED strip lighting?

I've been looking to install LED strips, either RGB or white for lighting and ambiance. It wouldn't be the main lighting of the room, so no necessity for high power LEDs. The perimeter of the room is ...
2
votes
1answer
140 views

Can a sun tunnel be installed with a 15 to 20 degree angle in it?

Can a sun tunnel be installed with a 15 to 20 degree angle in it? If so, how would it affect the amount of light it transfers into the room?
4
votes
1answer
493 views

Why is this ceiling light fixture wired this way?

I'm trying to replace the hanging light below and I've gotten a little confused. Shouldn't the brown wire on the left be connected to the live (red) wires rather than the neutral? I understand that ...
0
votes
1answer
197 views

What could cause this ceiling fan and light issue?

I have a ceiling fan with a switch that has both a dimmer for the light in the fan and a speed adjuster for the fan itself. Only the light dimmer side works and when I turn it on both the fan and the ...
3
votes
1answer
822 views

Is it safe to remove a plug, and wire a light fitting into the wall?

I've moved into a house, and am fitting a series of 5 halogen downlights beneath a shelving unit. The wall on which I am fitting it previously had an uplighter. I removed this so now have exposed ...
1
vote
2answers
813 views

How do I install a bathroom wall light?

I live in a small, newly built flat in London. The walls are plasterboard. In our bathroom, the only lights are two halogen down lighters on the ceiling. I would like to install two new lights on the ...