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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3answers
3k views

How to independently switch a GFCI outlet?

I would like to add a plug outside where each plug would be independently switched. The use of this is to be able to switch a rope light and a fan separately. This is being added to a new breaker so ...
5
votes
1answer
551 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 ...
1
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1answer
265 views

How can I have a ceiling light and separate fan on the same switch?

I have two ceiling lights in the bedroom on the same switch. I replaced one with a fan with no light. Now I can not turn the fan on without the light coming on. How can I remedy this?
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2answers
8k views

What is causing a replacement ceiling fan light to flicker?

I had a Hunter ceiling fan with a light kit attached. It started making a humming sound and then a loud pop. This caused the circuit breaker to trip. After resetting the circuit breaker, the fan ...
2
votes
1answer
863 views

How do I connect 4 electrical wires to a 3-phase cooktop?

I need to connect the wires to my new IKEA cooktop. I learned from the website that the wire colors normally mean, blue=N, brown=L, and yellow/green=PE. However, I have a (3-phase) cable with 4 ...
2
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1answer
2k views

Why is the circuit breaker for my furnace stuck in the off position?

The breaker for my furnace is stuck in the off position. We were away for the winter and had someone shut it off, and now the breaker won't turn on at all. We shut off the thermostat upstairs thinking ...
3
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2answers
599 views

Can I step down 220 V to 110 V for my whole apartment?

Our country's voltage setting is 220 V, but I have a bunch of devices that are rated 110V (surplus coffeemakers from Japan to the awesome Philips Hue smart bulbs). So I was thinking of adding a 110 V ...
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2answers
1k views

How can I seal electric outlets to prevent garage fumes from seeping through?

Two of my bedrooms share a wall with my garage attic. One of the bedrooms started smelling like gasoline after my snow blower started leaking in the garage. After long investigation, I found out the ...
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2answers
9k views

Why won't my ceiling light turn off with the wall switch disconnected?

I want to install a ceiling light where previously only a box cover existed, no fixture. I connected the black wire to the black fixture wire, white to white, ground to ground. No other wires are ...
3
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2answers
4k views

How do I install a receptacle in the soffit?

I'd like to add a receptacle (for x-mas decorations etc) in the soffit of my house. I'd prefer flush-mounted so it's the least visible possible. It will be wired to a switch (timer) inside the house; ...
3
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3answers
16k views

How do I wire a GFCI receptacle using two black wires and two white wires?

I recently purchased an older home and wanted to install GFCI outlets in the kitchen. When I opened up the outlet, there were four wires (two black and two white) in addition to the ground. I ...
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3answers
9k views

What causes a breaker to trip?

In a normal, properly-wired home, what are the possible causes of a tripped breaker? At 110-120V is there a maximum wattage throughput on a single breaker? I'd like to understand the system to be ...
3
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3answers
993 views

Why does my circuit breaker keep tripping?

Every time I switch on one specific circuit breaker, the residual-current device (RCD) switches off. I've disconnected every device that's on the group, and even took out all light bulbs, but the ...
1
vote
1answer
495 views

Wiring a house to prevent light flickers and overloaded breakers

Most of the places I've lived in have had the following issue. My computer is running on the same physical breaker as a refrigerator and the overhead lights in a room. The refrigerator kicks on, ...
3
votes
4answers
55k views

How do I troubleshoot a ceiling fan that suddenly stopped working?

I've got a ceiling fan in my kitchen that all of a sudden stopped working one day. No lights, no fan. Power is still up in the rest of the kitchen, and no breakers tripped. Is it common for a ...
5
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2answers
55k views

How do I extend outlets after installing a backsplash?

I have installed a back splash in my kitchen, if I use the plastic spacers how many should I use or is there a limit? I understand that this can cause to much air space around the receptacle or light ...
3
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2answers
5k 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 ...
4
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2answers
7k views

Should I convert a single light switch to a receptacle/switch combo?

First I want to say I've done a little research on my question. I'm familiar (I think) with the wiring, but I'm uncertain if my solution is a good one because of what I plan on using the outlets for ...
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2answers
179 views

Are there any reasons not to upgrade to 200A service?

A sub-panel is already installed on a second floor. It draws power from a 100 amp main panel downstairs. The sub-panel is feed by a 60 amp double pole breaker. The panel was installed for or by AC ...
2
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2answers
2k views

How can I install an exterior electrical box flush in stucco?

I want to install an exterior light. I have stucco. I read the article How to Install an Exterior Outlet Box in Stucco, but I am concerned with water getting inside ... Is caulking enough?
2
votes
1answer
2k views

Can I install junction boxes in a closet, and if so, what kind of box?

We are designing circuit runs for a ground floor of a house flooded by a hurricane and it is best to use a few junction boxes to run the circuit branches. One reason for the junction boxes is to keep ...
1
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1answer
1k views

Should I run cable through an always damp crawl space or a dry soffit in the living area?

You guys are one of the best electrical help web-communities, so thanks for your time and efforts! I am advising some homeowners who need to rewire their first floor on Long Beach Island, NJ after ...
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2answers
283 views

What would a circuit labeled “Heat Trace” be used for?

I have just purchased a brand new (just built) upmarket apartment and having been looking through the circuit board and have come across a circuit labeled 'Heat Trace' I do not understand what 'Heat ...
4
votes
3answers
152 views

What features should I look for in a full-house surge protector?

How does one select a surge protector for a typical home? We get surges and slight drops in line voltage. We are the last pole on a small town electric provider, three miles from town. Surge ...
3
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3answers
3k views

How can I remotely monitor a GFCI receptacle?

How can a sump pump in a crawl space only accessible by crawling down a hole in a closet have its GFCI protected outlet monitored from the living room? I am imagining the best way to run the pump is ...
9
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2answers
5k views

Is a high electric bill for a pump house caused by a well pump running constantly?

I recently had to turn on the electric for a shared well in my name. I got a bill and it's as high as what my house bill is. The well is the only thing connected to the electric in the well house. We ...
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1answer
2k views

How can I wire a GFCI receptacle and a combination switch/receptacle device?

We are trying to install an outside receptacle box. We have one GFCI receptacle and one switch/receptacle combo. We want the combo to be protected by the GFCI. We also want the switch to control the ...
3
votes
1answer
799 views

Does it mean a broken wire if a doorbell transformer works, but there is little-to-no voltage at the switch?

My family has just moved to an older home, and I've been tasked with repairing the doorbell(s). We have two doorbells, both connected to the same (for lack of a better word) ding-dong-thing. :) I ...
2
votes
3answers
20k views

What's causing the popping noise from my speakers?

Several weeks ago, I moved into a new home. In office, I have my computer set up with a set of media speakers (older model of Logitech Z-550's). Every now and then the speakers will make a popping ...
10
votes
1answer
71k views

Why is my air conditioner tripping the circuit breaker?

Our air conditioner recently stopped blowing out cold air. When I went to check on it, I noticed that the outside unit wasn't coming on. We had had problems with ants in the contacter in the past, ...
2
votes
1answer
378 views

What can I use as an alternative for an underwriter's knot?

I want to hang a vertical pendant, but what do I do to prevent the wire from pulling through? The vertical cord is a hard nylon that can carry the vertical load of the pendant, and the hole in the ...
0
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2answers
824 views

How do I wire up a saeco magic deluxe coffee grinder to be a standalone coffee grinder? [closed]

I would like to make a standalone coffee grinder by reusing the grinder in an old broken down Magic Deluxe Espresso machine. My electrical skills are pretty limited but I thought I'd find an ...
0
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1answer
13k views

Why is my Australian light fixture wired this way?

I just want to replace it with a new light fitting philips tcg701 but there's way too many wires and I don't know why it was done this way.
6
votes
1answer
2k views

What should I check when troubleshooting a doorbell?

Our doorbell stopped working a while ago and my wife finally bugged me enough to fix it. First, I found a diagram on another site when I googled this. It is wired like the right box: I started by ...
6
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5answers
26k views

Why would my TV image turn black when electrical appliances turn on?

I have my computer connected to my TV via HDMI. Every time something electrical happens (fridge turns on, stove sparks, etc), the image on the TV goes black for a second and then comes back on. And ...
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0answers
2k views

How do I wire a bathroom exhaust fan/light to two switches?

I could use a diagram to wire the following: a bathroom exhaust fan with light on two separate switches. I also need a 3rd switch for a vanity light and a GFCI. My power comes from the attic (12/2 ...
2
votes
1answer
438 views

How should I connect conduit in the wall to conduit on the ceiling?

In running conduit for a subpanel, I'm not sure how to make the transition from conduit running vertically in the wall cavity to running out from the wall along the ceiling. I could notch the top ...
4
votes
2answers
326 views

How can I insulate a stud bay containing a subpanel?

I'm putting a subpanel in the outside wall of my attached garage, which I'm also insulating so I can work out there in the winter. I'm wondering what steps are worthwhile to air seal and insulate ...
6
votes
2answers
217 views

Do exterior duplex electrical receptacles have to be on multiwire branch circuits?

I have an exterior receptacle on my house, and it is currently taking up 2 circuits (similar to kitchen counter plugs). Is there any code/regulation that indicates exterior receptacles must be on ...
8
votes
1answer
3k views

How do I wire this motor with 240V?

I have 240 plug with a switch dedicated for Air compressor. I have compressor that supposedly can be wired for 240V 2 pictures show sticker and current wiring. How do I update wiring to make it 240V? ...
10
votes
3answers
3k views

How can I install a ceiling fan that needs a 4“ box where I only have a 3” box?

As part of a home renovation project I discarded my old ceiling fan and have bought a new one. When installing the new one the electrician tells me that I have a 3" junction box and that I'll need a ...
3
votes
2answers
7k views

How can I convert switched receptacles to half switched receptacles?

In my new house, I have two outlets which are both fully switch, and can be controlled by two different switches (three way of course). I would like to convert the outlets both to half switched, but ...
3
votes
1answer
686 views

Does outside air conditioning compressor fan run all the time?

Had some electrical issues with an air conditioner and after I rewired it, I noticed that the fan was stopping every 30 seconds or so. Is this fan supposed to shut off when unit is running?
2
votes
1answer
950 views

Why doesn't this LED strip work, even though the power supply seams appropriate?

I recently bought a 3528 SMD Flexible LED Strip, 300 LED for 5 M. The Power Supply I have output 12V and 3A. From what I found online, this seams okay, but it doesn't work. I managed to light them ...
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2answers
846 views

How should I connect these two yellow wires?

I don't know what this cap is... is it ok to cut it off and splice the two yellow wires together as I have been with the previous splices.
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1answer
563 views

Can I use a T5 HO lamp in a non-HO luminaire?

Does anyone know what would happen? Does the ballast limit the power? If the T5 HO lamps were less expensive than T5 non-HO lamps, would it be ok to just use them in a non-HO luminaire?
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1answer
498 views

thermostat c wire question [duplicate]

I am looking to install a new thermostat that will require a C wire. I have a single stage A/C unit and my current thermostat has Rc, G, and Y wires. There is also an unused blue wire which I traced ...
8
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1answer
2k views

What wire and conduit is required for an attached-garage subpanel?

To make my garage more usable as a workshop, I'm planning to add a subpanel which can feed a number of additional outlets. 60 amps would be plenty for my current needs, but I'd like to go with 100 so ...
2
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1answer
3k views

What would be involved in moving electrical panel a few inches?

My reading on the Building Science Corporation's website has convinced me I ought to remove the shoddy fiberglass+vapor barrier that the contractors put in my basement and place XPS directly against ...
6
votes
2answers
9k views

Can I screw a ceiling fan electrical box directly to the joist?

I am putting in a ceiling fan in a bedroom. It is a smaller one approx. 18 lbs. The remodeling-type expander brace failed, so can I just screw one side of the box to the joist? (I cannot access the ...