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.

learn more… | top users | synonyms

2
votes
1answer
780 views

Can I run an unrelated electrical cable under a bathtub?

I have an older house with a mixture of grounded and ungrounded outlets. Every room has at least one grounded outlet in it, except one. I've long wanted to run a new cable to that room and at least ...
1
vote
2answers
9k views

Why isn't my GFCI receptacle working?

I am installing a GFCI outlet and I am having some issues. I have identified the hot and neutral wires. They test positive with the voltmeter when I turn on the switch. I connect the receptacle to ...
1
vote
1answer
343 views

Why aren't my motion detector lights working?

I have 4 motion sensing lights on 4 corners of my home and only one works and the other three do not light-up when I walk by... what might be the problem? Here is an attached picture to show the ...
4
votes
2answers
274 views

How can I recess an electrical outlet that protrudes from a glass mosaic tile wall?

The electrical outlet in my newly installed glass mosaic tile backsplash protrudes. How can I recess it without damaging the glass tile? It is a wall switch that runs to my disposal.
0
votes
1answer
264 views

Should I reorganize the main service panel when adding a subpanel?

I am currently in need of a new 240V circuit for a welder in the garage but my main breaker is full. Adding a subpanel seems to be the only solution that would be to code, but I have a couple ...
3
votes
2answers
1k views

What is the minimum size conduit/mast required for a 100 amp overhead service?

What is the minimum size conduit/mast required for a 100 amp single phase 240 volt overhead electrical service?
5
votes
2answers
7k views

How can I connect a 120V washer to a 240V circuit?

So we got a new washing machine to go in a house built in the late 50s. When the appliance installer came to deliver the appliance, we ran into a snag with connecting the washer...the washer appears ...
1
vote
2answers
644 views

How can I wire a single gang 3-way fan control and dimmer?

My client's new fan is installed on a 3-way switch above stairs. The switches are located top and bottom, on separate breakers. The fan and light are operated simultaneously. The light attachment has ...
2
votes
1answer
4k views

What could be causing a new 20 amp dedicated circuit supported by a GFCI breaker to trip? [duplicate]

I installed a dedicated 20amp circuit home run to support a single duplex outlet in a bathroom. The GFCI breaker is wired correctly. However, When I plug in a load such as a light a the breaker ...
1
vote
2answers
2k views

How can I locate a short in a 24V central A/C circuit?

My A/C is not working. I checked the panel and the LED light code told me that there was a fuse blown or a short in the circuit. I checked and confirmed that the fuse had blown. If the fuse blows ...
2
votes
1answer
3k views

Rewiring A Ceiling Fan - Add Wall Switch

I have ceiling fans in four rooms all with lights. The fans are hardwired to the breaker box, but the lights are on switches. I'd like to add another switch to control the fan, either on/off, or a ...
4
votes
1answer
3k views

DIY solution for open ground wiring where electronics need to be plugged in?

Although many of the original two-prong outlets in a rental property (built around 1958) have been replaced with three-prong ones almost none of them are actually grounded (the couple that are ...
1
vote
2answers
2k views

How do I wire this bathroom fan?

I am replacing a bathroom fan. The switch on the wall has three switches that were in use (one for the fan, one for the light, and one for the night light). I already took out the old fan and now ...
1
vote
1answer
2k views

How can I test my drill and batteries for faults?

Apologies if this is off-topic. I was given a used standard cordless 12v drill and 2 batteries, without the battery charger. The drill didn't work at all with one battery, and just turned slowly for ...
3
votes
1answer
392 views

How difficult would it be to replace these fuses with circuit breakers?

I had a fuse blow last night. While the short-term plan is just to replace the fuse wire, in the longer term I'd like to switch them out for circuit breakers for the added safety but mostly for the ...
5
votes
2answers
3k views

Can I put an AFCI receptacle on a branch circuit that shares a neutral with another branch circuit?

So, I have a Square D QO panel that had one of the original AFCI breakers go bad, and in the process of researching how to fix that, I learned a bit about this whole AFCI thing and how newer code ...
9
votes
8answers
53k views

How can I run Cat5e cable through a completely finished house?

My family and I are interested in buying a house that was built in 2002. This house is two floors on a concrete slab with a finished bonus room upstairs so there is no attic other than above the ...
0
votes
0answers
432 views

How do I change an overhead light fixture from one bulb to two bulbs?

The old overhead light had one bulb, and it's a 1974 house. I matched black wires to black wires for the two bulbs, and the white wires to the white wires. The light goes on but does not go off when ...
6
votes
1answer
7k views

How do you weatherproof a light switch?

I have a switch that I would like to put in a workshop in a potentially damp location. It's not going to be outside in the rain, but it's entirely possible that at some point water might get splashed ...
6
votes
2answers
32k views

How do I properly ground my subpanel that only has one neutral/ground bar?

I am adding a sub panel in an unattached building. My sub panel has the connection for the 2 hot wires coming from the source panel (a 40 amp double breaker) In addition it has one neutral/ground bar ...
6
votes
7answers
74k views

How do you release the wires from a push-in wire connector?

I would like to reposition some pot lights - before drywalling the ceiling. They have been wired using push-in wire connectors. How do you release the wires from a push-in wire connector ??
2
votes
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
547 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
vote
1answer
264 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?
1
vote
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
856 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
votes
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
votes
2answers
597 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 ...
1
vote
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 ...
0
votes
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
votes
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
votes
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 ...
1
vote
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
votes
3answers
991 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
491 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
54k 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
votes
2answers
54k 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
votes
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
votes
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 ...
1
vote
2answers
177 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
votes
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
vote
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 ...
0
votes
2answers
282 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
votes
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
votes
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 ...
1
vote
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
798 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 ...