Distribution and use of electricity throughout the home. Electrical standards vary greatly worldwide, so providing your location in your question or your profile helps ensure you get answers that are relevant to you.

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2
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4answers
11k views

How do I wire an old furnace motor so I can use it as a garage exhaust fan?

Since last I posted, I moved WAY south (lil warm down here) and the house I moved into was a foreclosure so a few things needed done, namely the AC and furnace. When the guy did the job he said he ...
4
votes
3answers
14k views

How do I replace a GFCI receptacle in my bathroom?

we're remodeling our bathroom and were simply looking to switch out 20 year old light almond outlets and light switches for white. While I thought this would be easy I've run into a problem with the ...
1
vote
1answer
3k views

Do I have to staple romex to the studs behind the wall? [duplicate]

Possible Duplicate: Do I really have to fasten interior-wall electrical wire to a stud to keep it from moving? I have some plaster walls in my house and I am attempting to add an outlet to ...
4
votes
1answer
4k views

How do I wire a two tube ballast to a single tube fixture?

I am replacing a ballast for a single tube. The new ballast I purchased is designed for two tubes but states that it is also compatible with a single (more powerful) tube corresponding exactly to what ...
10
votes
5answers
7k views

Why would there be a 50 amp plug on a 30 amp appliance?

I have an old conveyor dryer, which my office purchased used some time ago, just sitting in storage. The dryer is for silk screen t-shirts and has a large heating element and a variable speed conveyor ...
7
votes
1answer
1k views

What is the difference between an electronic and a magnetic ballast?

The ballast in my bathroom burned out (brand new bulb won't light up). Looking online, it seems that there are two different types of ballasts: electronic and magnetic. I recently replaced my ...
2
votes
2answers
253 views

Ok to use 3 wire to wire pairs of lights, for pairs of dimmers?

I have a room with 9 pairs of halogen lights, currently all wired to one switch, and one circuit. So 18 total lights, with pairs sharing appropriate boxes. This might actually be more then is allowed ...
1
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4answers
4k views

Is it alright that I did not turn off the power while installing my thermostat?

I just installed the Nest thermostat, I forgot to turn the breaker off everything seems to be working fine. Is it safe to assume it is ok?
13
votes
3answers
4k views

Is there a device that will allow a bathroom fan to run for 5 minutes after it is switched off?

There is one switch that controls the lights and fan in the bathroom. Users turn the light/fan on when they enter, and off when they leave. I'd like for the bathroom fan to run for a time after they ...
2
votes
1answer
1k views

Which color wire do I connect the switch to on a power cord?

I am trying to add an on/off switch to a power cord. i opened up the cord and there is a black and white wires in there. I know that the switch will work on either one, but is there a better wire to ...
1
vote
1answer
384 views

How do I connect a lamp wire to an actual circuit?

I've got an old lamp that we want to use as an overhead light fixture, which has lamp wire coming out of it. Currently, that wire terminates in the outlet prongs, but I intend to cut those off. The ...
8
votes
3answers
5k views

Is an LED light strip safe to use under a bed?

I see a lot of RGB LED light strips being sold on sites like Amazon etc. The lights appear to be of decent quality, run off of 12V but do need up to 5-6 Amps to power. This is a lot of current, so ...
1
vote
0answers
577 views

Is it possible to retrofit an external kitchen fan in an existing house?

I have a 2-storey half duplex that was built in 2008. The kitchen (1st floor) has a range hood fan that exhausts to the side of the house through 8" aluminum duct. The outside vent is not directly ...
5
votes
3answers
19k views

What kind of gloves do I need for working around electrical wires?

What kind of gloves could I wear before manipulating electric wires if I really want to be safe even after having turned off house electricity? And where to buy them?
7
votes
3answers
2k views

What should I do about a receptacle with 2 circuits going through it where white wires are hot?

I have a receptacle that has 3 white wires and 1 black. The black wire is hot and 2 of the white wires are hot but on a separate circuit than the black one (2 bedroom's outlets on separate circuits ...
3
votes
3answers
9k views

How can I attach modern fixture to knob & tube wiring?

I have a modern external light fixture that needs to be attached to an existing exterior electrical 'box'. The older parts of the house have knob & tube wiring and there is evidence of gas ...
3
votes
3answers
21k views

How much less power does a three-phase A\C unit use as apposed to a 220v unit?

I'm planning to install a 5 ton central AC. I'm deciding between a condensing unit that runs on 220V and a costlier unit that runs on 207Y three-phase. My understanding is that three-phase motors use ...
2
votes
2answers
401 views

How much current should I expect this motor to draw when it's running steadily?

This fan lists its "Max. Amperage" as 3.2. I assume the motor draws that much when it's first turning on, then settles down to some lower current. How much current should I expect it to draw when ...
4
votes
1answer
2k views

How do I install electrical through stucco

Is there such a thing as an "old work" stucco junction box? Rather than cutting and flashing a 4" hole for a new junction box, can I cut a 1/2 hole for the non-metallic cable, and attach some sort of ...
3
votes
1answer
481 views

What is the labeling scheme on these outlets?

This is in a hotel, where there are obviously many, many circuits to manage. Can we tell what information is encoded in these labels?
6
votes
1answer
877 views

How much drywall should I cut to re-route some wires?

I am just looking for advice on how much drywall to cut to move some wires. There's a wire in the ceiling that has incoming power, and a switched leg for the light in the entry way, and another ...
3
votes
3answers
973 views

How do I determine if adding an air conditioner will overload a circuit?

I'm going to take advantage of some Memorial Day sales and pull the trigger on a portable AC unit for my "basement-ish" (bottom of windowsill is mid chest, rather than head height) apartment. Before ...
5
votes
3answers
48k views

How do I connect a dryer with a four prong plug to a three prong socket?

I've just moved house and my clothes dryer has a four prong plug but on the wall there's a three prong socket. Do adapters exist for this? Or do I need to get a new cord for my dryer? Or is there ...
3
votes
1answer
248 views

What is the best way to wire a Cooper E-Z Wire recptacle?

I'm looking at replacing a few outlets that are old and loosely hold in plugs now. They are 15a 125v as is the wiring and breakers. I bought several Cooper E-Z Wire outlets and I am now trying to ...
1
vote
1answer
1k views

Does this 3 prong 250V outlet in the Philippines have two hots and a neutral or hot/neutral/ground?

The plug claims to be 12A 250V, so I think its a NEMA 6-15R or 6-30R which handle 15 or 30 volts respectively. Here is a picture of the outlet:
5
votes
3answers
13k views

What is involved in installing a free-standing electric oven range?

My current oven just plugs into a big outlet in the wall. It's a giant three-pronged outlet. But all I need to do to get the oven to work (when it works) is to plug it into the outlet. I am now ...
4
votes
1answer
799 views

Can I use the white from one switch, but the black from another?

Some terminology, because I don't know any better: light-fixture - An existing, separate, light fixture...currently with dedicated 14/2 vent-unit - A new vent just installed, has three ...
2
votes
1answer
631 views

Potential wall socket fault

I'm remodeling a room and sorting up a rat's nest of questionable electrical practices... boxes hiding in the wall, wall fixtures being used to branch circuits, etc. At this point, all of the hard ...
2
votes
2answers
1k views

How do I install a generator pass through?

I bought a generator for when the commercial power goes out. Rather than run an extension cord from the generator, and through my window into the house; I want to connect an extension cord from the ...
0
votes
4answers
30k views

Why do the burners on my stove turn on and off while in use?

I've got a Whirlpool RF378LXPB0. The two front burners (that can heat a smaller, inner burner, or both the small and larger around it) do not heat up all the way. When turning them on HI, the ...
4
votes
1answer
374 views

Is it safe to splice these cords with tape instead of a terminal?

In the image below, you can see that I have two cords spliced together with a terminal block, all covered in a black piece of plastic. As the cover is not very attractive, and too bulky to easily ...
5
votes
4answers
2k 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 ...
3
votes
1answer
4k views

Can I replace broken clips in a recessed light fixture?

I have discovered some of the remodel cans (Halo/Elite) that I had an electrician install have broken clips (the clips that hold the can to the drywall). Are these easy to replace or does the entire ...
5
votes
1answer
5k views

Running cat 6 networking cable in the attic: what is up to code?

I plan on adding a Cat 6 network in my single-story detached home. It would consist of home runs from each of the 3 bedrooms + TV room to a central patch panel in the garage, which is close to the ...
2
votes
3answers
480 views

Inferring wire gauge from cable size

Is there any way to infer the gauge of the wires inside an NM cable from the size and shape of the cable? I reckon a round cable is generally -/3 W/G and a flatter cable -/2 W/G, but I do not know how ...
8
votes
1answer
2k views

How can I trace cable through floors and walls?

How can I work out where an electrical cable runs through walls/floors? I am building a circuit map of a 1941 house with unfinished basement. I shut off all circuits at the main service panel, switch ...
3
votes
2answers
6k views

Does the NEC allow electrical wiring to run next to a ventilation duct?

I am about to install a vent to the outside for the range hood exhaust in the kitchen. In the same bulkhead that will have this vent, there is some electrical wire (some 12/2 NM and some low voltage ...
5
votes
1answer
1k 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 ...
4
votes
4answers
2k views

Circuit breaker trips every couple of weeks

I have a 15A circuit breaker in my electrical box tied to the media room. Every couple of weeks, it trips. I bought an amperage/wattage load tester. Readings show 4 - 4.5A total in my media ...
4
votes
3answers
1k views

Does the Lutron Maestro C.L Dimmer Exist?

Lutron offers a family of "C•L" model dimmers (for use with dimmable CFL/LEDs) which includes the Maestro product line: ...
4
votes
3answers
634 views

What's a good way to customize or recess a lightswitch?

I saw this etsy project: Working Arcade Light Switch And while it's pretty cool, I'm not huge into arcade or fighting games, so I was going to make my own, and change the buttons. How would be a ...
0
votes
1answer
499 views

How to replace a single light switch with an electric dimmer switch

This is a very similar question to one I asked yesterday, which Ryan Walkowski kindly helped out with. This time, I'm looking for a some assistance in fitting a a single electric dimmer unit. I am ...
10
votes
1answer
2k views

How to replace a standard 2-gang light switch with an electric dimmer switch

I'm looking for a some assistance in fitting a new electric dimmer light switch. I'm in the UK if that makes a difference. I am trying to replace my existing two-gang light switch with a LightWaveRF ...
3
votes
2answers
504 views

Can I use a neutral from another circuit to install a 3-way switch? [duplicate]

Possible Duplicate: Is this an acceptable way to add a light to a 3-way circuit? My whole-house fan is currently on a dedicated circuit. I want to convert the single-pole switch to a ...
2
votes
3answers
2k views

How much can you do as a homeowner in Texas without requiring a permit/inspections? [closed]

Backstory: we recently added some furniture to a previously-unused room to make it a quickie guest bedroom for some upcoming family visits. On a whim, I got my electrical tester and plugged it in to a ...
2
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2answers
786 views

Will an ungrounded light fixture on a GFCI circuit cause the GFCI to trip?

Shed outlet is powered from a GFCI breaker in the main panel. I want to add a switched light in the shed using power from the outlet. The outlet is a standard 20a grounded outlet, not a GFCI. No ...
1
vote
1answer
9k views

Can I use a standard extension cord with my refrigerator?

I live in the US and my refrigerator is 115 Volt. I'd like to power it directly from the socket with an extension cord, but I've been told that it must be powered via a surge protector or a special ...
1
vote
2answers
4k views

It is dangerous to have a power outlet run from a light circuit?

Re this answer regarding wiring a garage door power point from a light is this legal I thought it wasn't but just checking. Edit: Legality will depend on location as mentioned in answers, I worded ...
6
votes
1answer
13k views

How should I wire a GFCI outlet and a switch to isolate the switch but provide GFCI protection further in the series?

I am replacing the outlets for my garbage disposal/dishwasher circuit in my kitchen. Currently on that breaker there is one non-GFCI outlet with a pigtailed switch controlling the garbage disposal and ...
1
vote
3answers
596 views

How easy is it to fit a garage door opener?

My wife is desperate to have a garage door opener, and she's found this kit at B&Q. Can anyone advise on how easy/straightforward these things are to install? It'll be me (and most likely my Dad) ...