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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84 views

Strange White Box in New Apartment

I just moved in my new apartment and there are 3 small white boxes without any label. (There is also a separate smoke detector and a door bell system, so it shouldn't be that) This is how it looks ...
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2answers
80 views

Switch out a Dimmer Switch with 5 Black Wires

I want to switch out a dimmer switch with a regular switch. There are 5 black wires attached to this 2 wire dimmer switch - 1 to 1 and 4 to 1. How do I install a regular switch with two screws? 4 ...
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3answers
158 views

What gauge wire do I need for my dryer?

I want to add a washer & dryer to my garage, but breaker box is on the wrong side of house. No matter which way I run the wire, its 110 feet of wire required. Will 8-3 with ground work? Or is ...
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1answer
33 views

new construction wiring a mid-line receptacle to a switch

how do you wire a mid-receptacle to a switch? I have 3 receptacles running with a switch to the mid receptacle.
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1answer
25 views

Remote Halogen Light Dimmer switch

A 2-in-1 ceiling fan and halogen bulb remote switch has stopped operating the light bulb (either on/off or dimmer) but still operates the fan properly. Any ideas?
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1answer
43 views

Remove outlet from switch

I have a double light switch that controls the porch light and outlet below but only with only one of the switches. What I want to do is remove the outlet from being controlled by the switch all ...
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2answers
68 views

Why is an outlet box outside of the wall?

I'm considering putting an offer in on a house and am questioning this outlet prior to being able to do a home inspection. Is there any reason to be alarmed that this outlet is boxed outside of the ...
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1answer
40 views

Receptacle not working

I have a receptacle that notoriously trips a breaker. However this time the receptacle stopped working as in nothing plugged in will work but will work everywhere else, and it did not trip the ...
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9answers
961 views

Does a receptacle have to supply the max current that it is rated for?

Suppose you come across a L5-30R (120V, 30A receptacle) somewhere. By spec, can you assume that there will be 30 amps at it? Follow up: if you come across a L6-30R (250v, 30A), does it have to ...
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1answer
15 views

3-way switch AND sgl pole dimmer in one gang [closed]

I have a problem...I only have room for a single gang box. Currently a 3-way switch resides there. We need to add a single pole, dimmer switch to the box. Isn't there a fan switch that would house ...
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0answers
31 views

Garden light connected to main lounge light stopped working

I have recently moved into a new property and all light fittings came with no shaders/were pretty basic. I have then proceeded to (safely) remove the light fitting of the living room, replaced it with ...
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1answer
39 views

Why is my 3 way switch suddenly not working?

I just replaced the switches on a 3 way light fixture and wired them exactly how they were from the wall before. When I turned the power back on everything worked fine and the 2 switches activated ...
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1answer
52 views

Dead circuits with breakers across from each other

I have 4 dead circuits which were intermittent off/on at first- now dead. The 20 amp dual tandem breakers are across from each other in the breaker box. The breakers/circuits above and below the ...
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2answers
47 views

Shower Light connected to bathroom ventilation fan. Does it need GFCI?

I am going to attempt to make this as clear as possible. In my bathroom, there is a switch that directly controls only the bathroom ventilation fan. I would like to add a recessed light over the ...
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2answers
128 views

Is is possible to have “bad” electricity in your home?

I live in a small 5-unit condominium building in a city and have noticed that light bulbs are constantly popping well ahead of their anticipated shelf life and other electronic equipment (most of it ...
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0answers
17 views

How to mount an exterior light that doesn't cover the junction box [duplicate]

I'm trying to mount this light on the exterior of a house, but it doesn't cover the hole like the existing lights do. In some places there's an existing light that's mounted directly to a junction ...
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2answers
90 views

Moving electrical panel. Do I need to rewire all circuits?

We are planning a large remodel in our home. As part of creating a basement apartment we have to relocate the electrical panel so that it's accessible to us as well as the tenants. We will do that by ...
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1answer
31 views

Can I change an outlet circuit to 240V (NEMA 6)?

I'm in an American house sitting in a jurisdiction that applies NEC 2014 unaltered. I've got a home office room with all the outlets on one 20A circuit. It is legal to 2014 code in all respects. Who ...
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4answers
482 views

Tripping Breaker

One evening, my lights in the living room went out. I checked the breaker and it was tripped. I turned it back on, and now it keeps tripping. This has never happened before. Could this be a bad ...
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1answer
31 views

GFCIs tripping on their own

I have GFCIs on their own breakers that will trip when lights on a separate breaker are turned on. To reiterate, the lights that trip the GFCIs are not fed from the tripping GFCIs. What could cause ...
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1answer
55 views

Safe way to remove an outlet

We recently removed a wet bar from our living room and we're going to replace it with a kegerator. On the wall above the wet bar, there are currently two switches and one outlet, but not in a row; one ...
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4answers
118 views

Laser printer on same circuit interferes with lights and LCD monitors

I have a newly built 110V 20A basement office wired with 12/2 with eight T8 bulbs overhead, 850 watt PC, three LED monitors and a big Canon MF8380Cdw laser printer on the same aforementioned 20 amp ...
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1answer
40 views

What would cause a led light to turn off after one second?

I have an older house for number of years. I got tired of the old kitchen light and decided to replace it with led light. I bought a kitchen led light that is oval in shape and takes two 13 inches ...
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2answers
63 views

Use cat5e 2-pair RJ11 cabes for network connection

I've thought cat5(e) means always RJ45 lan cable. But my house has "cat5e 2-pair rj11 green (data) cables" from the living room to each room. My internet router is in my living room in the 1st floor ...
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1answer
20 views

Electrical light switch circuit split

I have one inside switch that turns on 3 porch lights. I would like to install a ceiling fan where the middle light is but do not want the other two lights on the same circuit to turn on. How can I ...
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5answers
150 views

Can I use 6/3 NM-B cable for a 120v 20 amp circuit?

I just removed a hot tub spa from my backyard. I am wondering if I might be able to use the 6/3 cable for an outdoor electrical outlet? Could I change the breaker to a 120v 20 amp breaker. Then ...
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1answer
46 views

Time for a Box Upgrade (to 200A)?

So I have 2 units on my property with solar on each, totaling 7K. My front unit I use as an office and already upgraded the box there to 200A. In the back I still have 100. I have central air right ...
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1answer
30 views

Tester reads “HOT / GRD. REVERSE”

Everything was working as usual then NOT. I used a 3 prong circuit tester in several outlets and got the same reading on all of them. HOT / GRD. REVERSE. how or why would this suddenly happen and how ...
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0answers
30 views

Maximum breaker on NMD7 8/3 wire?

My mother in law recently replaced her 4 burner Frigidaire range and is often popping her breaker when she is cooking for a large party - ie 4 burners going and oven. I checked the specs for the ...
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1answer
63 views

Can a dishwasher and disposer be on the same 20 ampere circuit?

I am in the process of rewiring kitchen in a 1925 era farmhouse removing knob and tube. Have new 100 amp service and will soon pull 12/2 cu thhn to power .kitchen sink garbage disposer and dishwasher. ...
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1answer
49 views

What's the best way to track buried electrical wire that's not live?

We bought a house that has light posts in the yard, scattered across 100 feet or so. I know there is buried wiring (probably no more than 12" deep) that supplies these lights, but this is a crazy old ...
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1answer
27 views

Ceiling fan remote not working

I lost the canopy bracket along with the receiver and remote to my ceiling fan while moving. I then ordered an exact replacement receiver and remote for the fan, and when I had someone install it, the ...
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3answers
109 views

Is one circuit connected to two breakers safe?

We redid our bathrooms and had an electrician come in and put in new wiring for outlets, heater/fan/lights and heated floors. He had to replace the electrical panel, because the house is older (1956) ...
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1answer
50 views

GFCI Receptacles not resetting [duplicate]

I don't know much about electricity. In my kitchen there are 3 GFCI receptacles. There was a kettle plugged into one and the microwave. The fridge was on the other. Both outlets quit last night ...
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3answers
52 views

Replacing a dimmer switch with normal light switch (picture)

Today, I wanted to replace a dimmer with a normal switch for my dining room lights. When I pulled the dimmer out of the wall, all 3 wires just fell right off of their connections. I'm surprised the ...
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2answers
65 views

Do I need to run a ground from my main panel to the new sub panel 100' away?

Do I need to run a ground from my main panel to the new sub panel 100' away or can I establish the ground at the shop location ie. UFER?
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3answers
108 views

How can this panel pull 100A without any breakers tripping?

I have a three phase panel fed from a three phase 100A breaker on another panel. I found the 100A breaker tripped on the main panel, but none of the breakers in this panel were tripped. My ...
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1answer
34 views

Installing a dual switch from a single switch which powers two wall sconces

My living room has one wall switch that feeds two different lights/ sconces . The switch has only two black wires on the side of the switch. one on the top and one to the bottom . I would like to ...
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2answers
43 views

Installing a “key cylinder” to open and close the garage door

I have a Chamberlain LiftMaster Professional Garage Door opener (June 2007) with a wireless keypad to open the door but does not open consistently in cold weather. I would like to install a hardwired ...
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1answer
62 views

Which size wire I need to run 220 volt breaker for a tanning bed

Which size wire do I need to run a 220 volt breaker? I need about 50 feet, but I'm not sure which size wire I need to run it with. I know it's a 220 volt circuit breaker.
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1answer
45 views

Can manually throwing the dryer circuit breaker cause it to burn out?

What can cause the dryer circuit breaker to heat up to the point that the plastic at the connection melts? Can manually throwing the breaker cause this? My wife has suffered through two house fires ...
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0answers
38 views

Brief power interruption on 2 outlets and electric stove. all other outlets okay

Electric stove on heavy-duty circuit, and 2 separate outlets on separate single breakers, lose power for a few seconds to a few minutes several times a week. sometimes several times a day, yet the ...
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1answer
46 views

PVC electrical conduit connection to service panel

I am installing an outdoor conduit that consists of four #8 AWG THHN wires inside gray 1" PVC. I need to hook it up to the main service panel and I am not sure what's the best way to do it. I ...
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2answers
74 views

Conduit Size for Sub-Panel run?

I have old overhead wires that go between my home and a detached garage. The plan is to remove the overhead wires and install a new sub-panel in the garage with an underground (PVC 80) run between the ...
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4answers
94 views

GFCI Problem wiht Three-Way Switch WAS Two Switches Neutrals Only, Switched Hots Not Used

I replaced an old two-prong receptable with a three-prong GFCI (no ground) yesterday. It won't reset. I found out that "downstream" there is a light on the next level down that is controlled by two ...
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1answer
106 views

When NOT to use GFI outlets

Recently renovated a kitchen, including adding 2 GFI outlets: one by the sink and one on the opposite wall near stove. City inspector ordered that the one by the sink be removed. What reason would ...
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1answer
32 views

Mobile Home Feeder Cable for Cabin

I plan to install my service drop/meter/main disconnect panel on a post 200' from my cabin, which will have a 100 amp sub panel mounted on the exterior. I am having trouble finding 4 conductor service ...
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1answer
52 views

Service Entry Wire/Ground Location (100 amp service)

I am getting 100 amp service connected to my cabin (currently off grid). The power company wants me to install my meter base on the corner of the property, and for me to install 200' of underground ...
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2answers
64 views

Is it legit to turn a dedicated combi bolier supply into a ring circuit with outdoor socket?

I would like to install an external socket. Conveniently located on the other side of the wall where I'd like to put said socket is the combination boiler which has a dedicated supply from the ...
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3answers
85 views

Are electrical switches under kitchen sinks common for any utility?

So, I was cleaning under the kitchen sink and noticed there is a switch under there! It isn't clearly marked what it's for, I tried playing around with it and the garbage disposal thinking maybe it ...