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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What size electrical breaker and wire do I need for a 230 volt, 40amp. cutterhead motor?

I need to know what size wire and breaker I need to wire in a 230 volt 40 amp. cutterhead motor
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1answer
29 views

Question about GFI in a house

My rental house was built in 1985 and there is some kind of master GFI (for lack of a better term) in the garage that controls all the GFI outlets in the house. I'm told all the houses are built like ...
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1answer
35 views

Looking to add a bath fan

Ok I have a light that has power to it and then from there goes to a switch. So neutral is hot back to light so you can turn it off and on. Behind the light in the box the power is split to 3 ...
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1answer
30 views

How do I make ground connections at my receptacle boxes?

I searched for my question but could not find the answers. I had the inspector out for my rough in on electrical inspection. He said I did a very nice job but I need to make all my grounds at all my ...
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1answer
46 views

Does getting live/neutral the right way round actually matter? [duplicate]

I was replacing an electrical socket in my (UK) house, and I noticed that the previous occupant had wired live and neutral backwards. However, I've used a variety of appliances and devices on that ...
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39 views

Use in repairing wires

Can these connectors be used for a splice inside of a wall in order to fix a damaged wire? If you have a damaged wire inside a wall - not a box - will these type connectors meet code as a permanent ...
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14 views

Electric/Plumbing/Zoning in Maine [on hold]

I am thinking about building a house in Maine. In certain towns in New Hampshire, you can do your own electrical/plumbing and all you really need is a driveway permit, proper well/septic plan and ...
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24 views

Microwave & Oven got a PF error message…is that caused by the home or Electric Company?

I'm asking this about my rental property. We've had several lightening storms in the past week and 1/2...one this morning that caused the electric to go out in the area of the rental property. Last ...
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24 views

How do I trace a broken wire outside?

Recently, something happened to the wire running from my house to a lamp by the driveway. Unfortunately, the person who originally ran the wiring was not exactly the best at writing how these things ...
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20 views

Two lights one switch/fan only on one

I have two lights on one circuit. 2 Way I want to install a ceiling fan in the one but when I have the fan on I would like both lights to turn off. Is there any way to keep power to the fan while ...
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2answers
61 views

Parents cable box caught fire, hour later half the house is out of power?

So, My dad was working on a leaking sink in a bathroom and my mom yells there is a fire. Their cable box caught fire, they put the fire out without a problem and mom called the cable company. While ...
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61 views

Is it ok to simply cap off an unused 240v line in a junction box?

I have a hard-wired 240v appliance in the garage. A junction box contains the connection between the 8/2 feed from the panel and the 8/2 appliance leads. I am removing the appliance. Is it legal to ...
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71 views

Contractor cut wire in wall - all still works fine - is this dangerous?

A contractor who is not an electrician tried to be "helpful" and opened an outlet box (and other nearby boxes that were drawing the same power) that wasn't working to try and fix it. He changed some ...
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1answer
39 views

Why is this light fixture tripping the GFCI?

I recently replaced an outlet with a GFCI outlet in a bathroom in an older home (1960s), and added a light/bath fan. In the same box as the outlet I replaced was a single pole switch to a light over ...
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1answer
57 views

Receptacle Tester Showing Open Hot

The last 30 years we've lived in this house, we've had a problem with 1 of the bedroom's electrical receptacles. On the same wall, there are 2 receptacles about 10 feet apart on opposite sides of the ...
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2answers
59 views

How should I patch a large hole in brick?

I have an old vent, about 6-8 inches in diameter, in my ranch style brick home that used to be for my stove. We have done away with the stove and no longer need the vent. The hole and vent is ...
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1answer
78 views

Is there such a thing as an actual 60W draw LED or CFL bulb?

CFL and LED lightbulbs are sold as being "40/60/100 watt equivalent". They're designed and sold as replacements for a certain wattage of incandescent lamp. I have some fixtures where I want a very ...
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1answer
110 views

Is it safe to pull a continuous 18 amps from a 15 amp outlet?

I have a heater that draws a continuous 18 amps and has a 20 amp plug. I created an extension cord to plug into the wall, however on one end it's a 20 amp receptacle - heater plugged into extension ...
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41 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
56 views

Moving romex to under the subfloor

While pulling up some linoleum to later install some hardwood floors. I found a little surprise. They had carefully laid the wires down, nailed them and put a protective piece of wood over it. A joist ...
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1answer
35 views

Buy or hack a 240v remote controlled thermostat

I'd like to buy/easily create a thermostat that remotely controls a 240v / 10A switc. At a minimum the switch should be on when it's hot, and the threshold should be configurable. Digital temperature ...
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1answer
58 views

Convert a switched receptacle to a non switched receptacle

This is a code question and I live in the US. Some background. My house originally had no overhead lights except for the bathrooms, kitchen and hallways. The rest of the rooms had just one switched ...
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2answers
31 views

What is the difference between an AFCI and a whole house surge protector?

Is there a difference between a whole house surge protector and an arc fault circuit interrupter (AFCI)?
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1answer
215 views

Partial home electrical rewire

I am a new homeowner. My lady and I have lived here for almost one year now. I've lived through a near-complete home restoration throughout my youth in my parents' home, and have picked up quite a few ...
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1answer
43 views

Why are my recessed IC lights overheating?

I was sitting in my new home with dimmable recessed incandescent lights when I noticed one light fixture "click" off and then 10 minutes later click back on. Then the fixture on the other side of the ...
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46 views

Wire Ceiling Fan and Exterior Lighting

Objective I took down my old ceiling fan and tried to put in the new one but can't follow directions because I have two wire sets coming out of ceiling. I'm trying to get one switch to turn on fan ...
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1answer
47 views

GFCI Kitchen Circuit(s)

I understand that all wall receptacles (including counters) must be GFCI protected in a kitchen with a combined dining area but how about a separate dining area/room receptacles (separated from ...
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1answer
63 views

Why does one outlet trip the breaker, but not others?

In my spare bedroom, there are four electrical outlets. If I use a vacuum cleaner in one of those outlets, the breaker trips. However, if I use any of the other outlets, it works fine. Is the outlet ...
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1answer
84 views

What could be causing these oddities when replacing a power socket?

Yesterday I replaced a power socket in my home. Before hand, I plugged a light into the socket, switched it on, then flipped the relevant switch in the fuse box and verified the light was out. When ...
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41 views

How can I install a lighting circuit in a long corridor which meets the following requirements?

draw the schematic, wiring diagram both in joint box and looping in system for a lighting ckt in a long corridor which meets the following requirements: when a person enters the corridor from one ...
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3answers
109 views

Is it acceptable to use a ground wire from one outlet to ground another?

I live in a condo/apt. Two of my three prong electrical outlets were not showing up grounded when I plugged my surge protector in. I think from lightning or something. I need to plug computers and an ...
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0answers
44 views

Blower motor wires crossed

I bought a direct replacement blower for my furnace but when it arrived I noticed two wires were crossed. the original motor has a red, white, and black wire in the connector. The new one has a fourth ...
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2answers
45 views

How can I control two ceiling fans and lights with one single pole switch?

I have two ceiling fans with two aftermarket light kits installed, all controlled from one single pole switch. So when switch is flipped, both fans and lights turn on or off at the same time. Only way ...
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3answers
117 views

What is this device?

It's a bit off topic, but let's see... I live in a condo, and the devices pictured below are found everywhere: in flats, in corridors, even in the car park (they are attached to ceilings) and I have ...
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1answer
37 views

Electrolux vacuum lightbulb keeps burning out?

Asking for a relative. Older Electrolux Canister Vacuum with a light in the power head. May be model 6500. Bulbs keep burning out quickly. In a month he's gone through 4 bulbs. Any idea what could be ...
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3answers
71 views

Is there a simple way to convert from a pull switch to a toggle switched light fixture?

I would like to replace a bathroom vanity light fixture in 100 year old house. It currently has a pull string on/off switch. Is there a simple way to convert to a switched light fixture? The switch ...
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2answers
65 views

Can two 30 ampere circuits be combined in an outlet?

Cooktop and oven are running from 2 separate 30 amp circuits. I want to replace both by a free standing dual fuel range which requires a 40 amp circuit Can the 2 30 amp circuits be combined in the ...
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2answers
32 views

More than one circuit in a fluorescent fixture, OK?

I'm adding some more circuits to a finished garage. Most of the wiring is going in the joist cavities (or in EMT otherwise). Perpendicular to the joists, in the middle of the garage, is a steel ...
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1answer
53 views

Turning off a towel rail

My friend moved to a flat in UK a few months ago, and his electricity bill is soaring. There is no gas in the flat, only electric heating. One curious thing I noticed is that the towel rail (similar ...
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1answer
30 views

Why does my bathroom light go off and on after switch gets turned on

I am curious to know if there is an electrical short in our home. I experience turning on light switches and then light goes off at times. It sounds Like my tv sparks at times.
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1answer
35 views

Can I just replace the heating coil in my dryer, or do I have to do the whole element?

My dryer heating coil in my heating element broke in two. It seems like it'll be simple enough to just put a new coil in and be on my way. The part is available and this move would save me about $40. ...
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1answer
62 views

Thermostat Where Do The Two Wires From Condenser Go?

First let me say that I'm a newbie and have zero electrical experience. I'm an IT Guy and thought "Hey, its electronic, so I can probably figure it out." WRONG I appreciate any feedback/suggestions ...
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41 views

Wiring a Receptacle wth USB ports

I am wiring a receptacle with USB ports on it. It has 3 wires coming from it, a white,black and green. My wire has 4 a red,white ,black and ground wire that is bare. How do I do this?
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39 views

Ceiling fan wired for 4 way control?

I want to set up fan and light controls in three wall boxes, i.e. one fan/light control on each side of the bed, and one fan/light controller at the entrance to the room. How can I do this?
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1answer
44 views

Why am I reading zero volts phase to earth?

When i measured the voltage reading on the socket I got an unusual reading phase to neutral is 220V (expected reading ) phase to earth is 0V (unusual) ?? neutral to earth is oV (expected reading) I ...
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1answer
29 views

How should I power 6 30W (30-36v 1.05A) LEDs from the mains?

Was reading about transformers, so basically, which transformer will be optimum, could i get a 36-30v one and not worry about resistors?
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2answers
122 views

Can I put two 240V 10 Amp outlets on a 240V 20 Amp circuit?

I presently have a single outlet NEMA 6-20 outlet on a 20 Amp 240 V circuit. Can I install two NEMA 6-15 outlets on the same circuit instead? Duplex Nema 6-15 outlets are rare, but Leviton does make ...
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1answer
54 views

How many circuits are recommended for this basement game room remodel?

Ok so this paint photo is roughly what I want to do to my basement. The lights are 6 inch recessed lights. The fireplace blower was on the old 15 amp circuit so I dont see a problem there. It ...
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3answers
31 views

Continue with Back Wire on GFCI when the wire keeps coming out?

Having trouble with the back wire on GFCI's popping free. 20amp, 12 gauge wire. When I fold the wires into the box, they like to come free of the back wire hole. I suspect this is due to the ...
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45 views

What wattage cable will be used for this oven installation?

I was wondering if I bought an oven like this what wattage cabling would I need to power it? I'm a complete novice at electrical engineering and trying to learn a thing or two. If watts = voltage * a, ...