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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3
votes
6answers
18k views

How can I find an open neutral?

My lights and outlets went out in the half bath of my home and also the two recessed lights in my hall just outside the half bath. I believe there are two feeds, one to the hall lights and one to ...
-3
votes
2answers
31 views

Is AutoCAD knowledge all I needed to be a good designer of electrical drawing

Is AutoCAD knowledge all I needed to be a good designer of electrical drawing or do I needed to add other training to equip myself?
1
vote
1answer
113 views

What do I do with the neutral and ground when wiring a transfer switch?

I know there are a lot of questions about wiring a generator to a home electrical panel, but I can't find the answer to the questions that I have. I would like to wire a generator that has the ...
1
vote
1answer
29 views

How do I stop a dimmer switch from humming?

I installed a dimmer switch in my washroom and it's making a buzzing noise. The more I increase resistance/rotate the dimmer clockwise, the louder it gets. The humming seems to be coming from the ...
0
votes
1answer
16 views

Tandem breakers

I'm a home owner searching for information before hiring an electrician to come and do work on my home. What I want: Have a separate breaker\s to service a single car garage. 3 receptacles each ...
2
votes
3answers
31 views

Can I branch off of a 2 pole 30 amp 10-3 wire found abandoned in a junction box?

Hello I was doing some remodeling in my kitchen and found a 2 pole 30amp 10-3 wire abandoned in a junction box under my kitchen island. its wired to my panel but the breaker was turned off and not ...
0
votes
0answers
17 views

Pull chain switch for the wall

I have a regular wall switch for a ceiling lamp. After floor renovation it became so high that we can not reach it. The idea is to install a pull chain switch so chain will hang on the reachable ...
1
vote
1answer
18 views

How to restore power after tripping a surge protection device?

What happened A new electric kettle apparently caused a loss of power in a circuit. The circuit is one of two 120V/20A lines protected by an Intermatic PanelGuard model IG1240R surge protection ...
0
votes
3answers
457 views

How do I wire a ceiling fan?

I recently purchased a ceiling fan - Harbor Breeze Tilghman WITHOUT a light - to replace a ceiling fan WITH a light. The wires coming from the (old)ceiling are red, black, white, green, and copper. ...
0
votes
1answer
77 views

Is there a way to change this circuit so that the receptacles are not controlled by switches?

I have this one outlet in my house that, when exposed, has three wires protruding from it (while there are two wrapped in a nut). As far as I can test, two are feeding power and one is acting as a ...
6
votes
2answers
512 views

How do I run a 3 Phase/1hp TEFC motor off of a regular household outlet?

I recently bought a brand new TECO-Westinghouse Electric motor . 3 phase HP: 1 Volts : 208-230/460 RPM: 1750 HZ: 60 Fr: 56 Cat no: ZA.0014TE2/56 Type : AEFAZA Enclosure : TEFC I would like to run ...
8
votes
2answers
2k views

How do I run a wire underground to an outdoor post lamp?

I live in Geauga county Ohio. My question is three part. First what type of wire do I need to run from the house underground to a post lamp 100 feet away? Second,does it need to be in conduit and ...
3
votes
1answer
36 views

When replacing non-grounding type receptacles is a GFCI receptacle required, or can any GFCI device be used?

Under the NEC (it was 210(7)(d)(3), but appears to have moved around some), it is permissible to replace an ungrounded receptacle with a GFCI receptacle, then wire further ungrounded or non-grounded ...
5
votes
2answers
13k views

Which side of a two-wire cable should be used for “hot”?

I bought a custom length of a 16/2 cable (two 16-gauge stranded wires, individually insulated). The two wires have identical colors and insulation; the only thing to tell them apart is that along ...
0
votes
1answer
123 views

How to open old under cabinet halogen light?

How do I open this to change the bulb? It is an under cabinet 12v halogen fixture installed in 2001.
4
votes
4answers
607 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 ...
0
votes
1answer
29 views

How should I connect an electric cook top to an existing dededicated 3 wire armored cable?

I am replacing old electric cook top and the old unit had three wire red balck and white which were connected to corresponing red black white in BX cable. The new unit has red black and a bare copper ...
0
votes
0answers
20 views

Who can issue a 17 edition certificate for an installation in the UK?

See title. I assume this will need to be inspected by a qualified electrician? Any advice is appreciated.
0
votes
2answers
46 views

GFI safety on electrical outlet

I have a Ground Fault outlet in my bathroom and I replaced it thinking it was bad. The new will not reset unless I disconnect the load line. Can I safely use the outlet without hooking the load ...
0
votes
0answers
26 views

How do you wire a ceiling light that is controlled by two switches?

I just picked up a 10$ ceiling light at HD for my girlfriends house. She just had an empty box with wires capped off on the ceiling at the bottom of the stairs leading to the bottom floor of a raised ...
0
votes
1answer
35 views

U.S. NEC on adding wires in a finished ceiling

I want to add a second outlet to my finished garage ceiling, about 14 feet from the existing box. The DIY info I found has all been about adding wires to finished walls. The question is how to get ...
2
votes
1answer
34 views

How do I connect a C wire to an Utica PEG112CDE steam boiler?

I want to upgrade my old mercury thermostat that I currently have to a newer programmable thermostat. This little DIY project is for my first late 1920's home that I recently purchased. I currently ...
4
votes
1answer
75 views

What should I do with the white wire when wiring a 240 volt garage heater?

I was given a 240 volt garage heater from a friend. When I built my garage I had the electrician run a wire so I could put a heater in down the road. He ran a orange wire with 4 wires in it black red ...
2
votes
1answer
53 views

Could you explain this ceiling light wiring?

I'm changing an old pendant light into a ceiling light, but I have some difficulty in understanding the current wiring. It is controlled by 2 switches. I've checked typical rose wiring diagram, but it ...
1
vote
1answer
32 views

How to wire 240 volts fluorescent lamps

How many 240 volt fluorescent (2 X 4 recessed, 4 tubes) fixtures can I connect to a 30 amp breaker using 4 mmsq cable?
0
votes
1answer
114 views

Can I wiring LED light fixtures in parallel?

I have 4 120 v 20 watt LEDs. I want to put them over my desk. They are the Lusa Lighting Model #33000 (If you want to see the PDF). They come with plugs so you can plug them in separately. I want 1 ...
14
votes
7answers
12k views

What's the best way of replacing a plug or switch in a house with aluminum wiring?

My house has aluminum wiring, which from what I understand isn't recommended any more. How do I replace a plug or switch since the new unit only takes copper wiring?
1
vote
2answers
49 views

How can I determine why my lights flicker when the A/C is running?

My lights considerably flicker whenever a large load comes on in the house and it has been this way since we renovated five years ago. I am attempting to troubleshoot this now and have already ...
1
vote
1answer
44 views

How should I mount relays in junction boxes?

If one had a typical AC relay (120/240VAC contacts, 120VAC or 24VAC coil, chassis mount), how would they mount it inside a junction box (assume a blank faceplate) and attach wires to it in a way ...
1
vote
1answer
60 views

GFCI to light not working

I put a gfci outlet in my front yard for use during christmas time for lights and such i ran it to on my front porch light so it only turns on when my front porch light is on i also added to the gfci ...
1
vote
3answers
476 views

Why would lights plugged in to lamp holder outlet adapter be testing as live?

We bought an old pendant light for our flat, with a two prong plug. Rather than rewiring it in to the existing outlet, I just bought one of those $2 lamp holder outlet adapter. To be on the safe ...
4
votes
4answers
2k views

How can I wire this three-way circuit between two buildings with only 3 conductors?

I am rewiring my entire house after a major malfunction of two antique knob and tube circuits. I'm up against a challenge with some outdoor lights. Here's the situation: I have a detached garage. It ...
1
vote
3answers
209 views

Why are my dimmer switches malfunctioning?

I have two dimmer switches that have started malfunctioning. They are in the same box with two other standard switches. Each controls a set of three small flood lights. There is no other way to ...
0
votes
2answers
101 views

Networking Phones Together in Building

I have a number siemens optipoint 500 economy phones. They have been used in an office environment in which the networking of the phones were managed by a third party. I would now like to use them in ...
3
votes
3answers
71 views

Is it possible to control 3 light fixtures with 4 switches?

I have an idea how I would like to tackle some wiring I am about to do, but I am having trouble figuring out how to actually wire it all. I was hoping some of you could help me out. Here's what I ...
1
vote
2answers
76 views

Why does my GFI keep going off? Is it dangerous?

I have a small condo with one bathroom. There is a GFI in the kitchen and bathroom. The GFI in the bathroom trips off on a regular basis. It started slowly (like 1/week) and now it happens multiple ...
1
vote
2answers
237 views

How to run electrical wire in concrete ceilng?

I live in a condo with popcorn (a.k.a California) ceilings. Next week I'm having them scraped, spackled, and painted smooth. I also want to hang a ceiling light fixture (the dining area desperately ...
2
votes
1answer
2k views

Why doesn't my motion sensor light work?

I want to install a simple motion sensor (Lutron Maestro MS-OPS2) on a single pole switch in my garage. When I installed it the light would not turn off. The instructions (PDF) that come with the ...
0
votes
3answers
493 views

2-wire switch loop controlling 2 outlets - replacing with 3-wire to fix?

I am in nearly this exact situation: Can I use a switch loop to power a ceiling fan? We are trying to install a fan, but instead of having a single duplex outlet on the same wall as the switch, we ...
1
vote
1answer
104 views

2 circuits connected in one box?

I'm swapping out outlets and this one has me stumped. This is in a room of switched outlets (top outlet is always hot, bottom is switched) so the red/black side tab on each outlet is broken off. The ...
1
vote
1answer
42 views

Tripped breaker

We bought a mobile home with a master bedroom that consists of an ensuite and master bathroom. The three rooms combined are 20 feet by 20 feet with their own electrical breakers. We bought our home ...
2
votes
3answers
165 views

Do receptacles require a 20 ampere breaker?

I thought wall recepticles required a 20 amp breaker. Am I wrong?
-3
votes
0answers
28 views

Amp size required [duplicate]

What amp rating is required for a wall recepticles. I thought 20 amp was required. Our new home has 15 amp protection on the wall recepticles. Is this code?
6
votes
7answers
391 views

What could be tripping multiple GFCI breakers?

I have 14 ground fault circuits split 7 on each side of my panel. I have recently had 5 or six trip on the left side and 1 or 2 on the right. It happens at all hours. It appears I have some kind of ...
2
votes
3answers
53 views

Are entry door systems with lock release secure?

I am renovating my recently bought house. It currently has a entry door system with a lock release on the yale lock so that you can release the door from one of the handsets. something like this. I ...
1
vote
0answers
39 views

What is the proper way to pass NM cable through drywall above ceiling level?

To add a lighting circuit in my garage I need to pass NM cable from the attic adjacent the garage through drywall to ceiling outlets in the garage. What is the proper way to route and secure the cable ...
0
votes
1answer
43 views

Why would the power only to the upstairs lights go off mysteriously?

The house was built in 1890 I came home tried to turn on light upstairs and thought the bulb blew. I replaced bulb but still didn't work. Then I realized that my computer was also off as was every ...
1
vote
1answer
37 views

Can I add a 50 amp breaker for an arc welder?

If my service disconnect breaker is a 150 and my fuse box isn't maxed out, 3 slots still available would I be pushing the limits to add a 50 amp breaker for a arc welder? I haven't pulled the cover ...
3
votes
5answers
135 views

Is this too many items on a 20 AMP Breaker?

I live in a 2 bedroom 2 bath duplex, where we have issue's with the light's flickering, often causing mini power surges, and at times kicking a breaker. One 20 ampere circuit supplies 3 ...
4
votes
5answers
308 views

How would I wire a thermal circuit breaker and switch together?

I want to wire a circuit breaker and switch to a GFCI and some other outlets. This is for power outlets on a work bench. Something like: I have this for a circuit breaker: and this for a switch: ...