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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1answer
96 views

Can I connect two wires to a single screw terminal in my HVAC system?

I am installing a new honeywell WiFi thermostat but the old battery operated thermostat had batteries and no "C" wire. I look at both the thermostat and the air handler and found an extra un-used blue ...
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0answers
30 views

Power to kitchen receptacles out after receptacle shorted

Today I plugged a blender into a kitchen outlet and the outlet appeared to short circuit and broke (I saw giant spark and lost power to my kitchen). The circuit breaker for the kitchen jumped. After ...
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1answer
51 views

Hissing noise coming from the lights in my bedroom

I have a ballast in my bedroom with three 60 watt led lights in it. The switch they are connected to is a brand new Lutron dimmer specifically made to work with led lights. The hissing is constant ...
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1answer
23 views

Is there a way to install a fan switch for a ceiling fan that doesn't have a fan wire?

Just a general question, as I was installing our new ceiling fan last night. From the ceiling, there is a white wire and a black wire (and the bare copper). I attached the two green/white wires to the ...
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0answers
34 views

outlet extended without outlet box?

A contractor recently extended power from an outlet that is located behind my refrigerator. He was originally going to use a large outlet box to make the connections but then we realized that an ...
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1answer
25 views

electrical switch and outlet issue

I have a room in my house with both a dimmer switch and a flip switch. The flip switch controls the ceiling light and fan, and the dimmer controls the outlet by the entrance. It seems now we cannot ...
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1answer
29 views

Is there a way to add an additional thermostat in an office building?

We work in an office building with individual offices and an outer office. Our office windows face East (catching ALL the morning sun) causing the offices to become extremely warm. The problem is ...
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1answer
41 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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0answers
36 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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0answers
32 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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1answer
42 views

Should I buy or hack a 240v remote controlled thermostat?

I'd like to buy/easily create a thermostat that remotely controls a 240v / 10A switch. At a minimum the switch should be on when it's hot, and the threshold should be configurable. Digital ...
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0answers
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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54 views

How to locate In-wall speaker cables (behind dry wall)

I moved into my new house about a year ago and discovered a wall plate that has 4 pairs of speaker wires stuffed in there. According to the labels on the ends of the wires, there are speakers for our ...
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0answers
32 views

Replaced a fixture and now power is out to half the house, need help

I took down a light fixture in kitchen to put up a ceiling fan. I have three brown wires and three black, and a cable that has a white and and a black that a electrician put in for a problem we had a ...
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0answers
29 views

How should I add additional receptacles in a storage room?

The storage room is 12x20 with one receptacle on the far back wall, in the middle of the 12'wall. I want to add 2 more gfci receptacles on both sides, 10" from the flush outlet in drywall. I want both ...
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0answers
36 views

How should I wire two floodlights from a switch midway between them?

I have 2 floodlights on opposite ends of my den. I have a switch about midway between them and would like to use it to control the lights. I'm getting my power from a 15 amp breaker and am going to ...
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0answers
21 views

Replaced outlet and switches work, but other outlets that haven't been touched do not. [duplicate]

I replaced two gfci outlets, a single switch, and a three way switch and they are working fine, but two outlets on the same wall that are regular stopped working and are not receiving electricity. I ...
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0answers
22 views

led bulb strobing without power [duplicate]

Why do led light bulbs act like strobes in line of six lights, without power from switch. Unless there is one incandescent light in circuit. Take that one out of circuit and they strobe even with ...
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0answers
31 views

Why is my recessed light not working?

I have a single recessed light that does not work. It's at the entrance to highlight a mirror. The bulb works and the switch is good. The problem is that there is no power to the fixture. I took the ...
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1answer
69 views

Fan coil wiring problem with new thermostat

I'm trying to upgrade to a new line voltage thermostat. The new thermostat has many more connections, including three fan speeds. My current system has a manual fan switch on the wall so all I need ...
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0answers
84 views

Can a GFCI receptacle share the neutral wire of another circuit?

When I connect my GFCI receptacle on one circuit that shares the neutral wire with another circuit, it immediately faults out. If I remove the second circuit from the neutral there is no problem.
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0answers
49 views

What does it mean when an AFCI breaker indicator is 1/4 white?

My renters are complaing that the breaker for the master bather and bedroom keeps tripping. They say the trip is random. I tested all the plugs and GFCI plug in the bathroom. Everything passed with ...
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0answers
31 views

Running board dimensions

I need to install a running board on which to attached some cables going perpendicular to joists. Is there a minimum size that one should use? I'm planning on installing some 6x1"s.
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1answer
40 views

Solar charge controller wiring

I have the proper polarities connected from the panel and battery to the controller. Above is a photo of the HQRP charge controller wired to a 30watt 24v solar panel and this 24v battery: I ...
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0answers
48 views

Cant seem to get the GFCI to work

I'm not an electrician - I know enough to get basic wiring accomplished... or so I thought. I'm finishing my basement, and we ran 5 new outlets, in conduit, all are 15a. I have a box right next to ...
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1answer
124 views

Is my water heater installed properly?

Why do all 3 pipes..the hot, the cold, and the over flow valve run hot water. I can tell by the touch. the overflow which I'm used to having a free flowing tube attached to a pan is connected to a ...
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0answers
8 views

Wiring a ceiling fan to an old house built pre 50's [duplicate]

If I am installing a ceiling fan w/lights to an old house with only 2 wires coming out of the ceiling a hot (black) and white (neutral) is it necessary to connect the green ground wires from the fan ...
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2answers
75 views

Can Armored Cable and Nonmetallic sheathed cable be used together?

Can metal jacket wiring, that uses the metal jacket as a ground, be used with conventional Romex wiring?
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1answer
20 views

Connect A 3 way swotch to an existing three way switch [duplicate]

I have a 3 way switch (switch A) that controls a device. I have another three way switch (switch B) that is not connected to anything. I would like to connect switch B to switch A so that it can be ...
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0answers
53 views

What could cause my newly installed electrical outlets to not work?

I replaced several electrical outlets in the house today and one outlet is not working at all, and the other two outlets only have one of two plugs working. I've looked over them again and all wires ...
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1answer
98 views

How can I independently control a light and fan, where only a single hot wire is used?

The apartment I live in was built with a ceiling fan installed, but the landlord replaced the fan with a model that has a light built in. He's put a controller in the ceiling that has fan and light ...
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0answers
66 views

Why Is My Dryer Vent Electrically Charged

I recently purchased a home built in the 1980s. When I went to hook up my 3-pronged dryer cord (with L), I noticed the outlet is the old 3-prong (all straight) typically used for ranges. I switched ...
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0answers
42 views

Why is my soldering iron tripping the RCD?

I have a new soldering station that I bought (probably too cheaply) from China. It's rated for European voltage and has a European moulded plug. I live in Sweden. At the moment, it trips the RCD in ...
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0answers
50 views

Mains switch or circuit breaker to turn off at zero voltage, for the home

I want a switch for mains electricity in my house. A switch that I can turn on and off as any normal switch, but that turns itself off when there is no power. The intended use is for a vanity unit ...
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0answers
143 views

What is this odd wire that I discovered in the ceiling of my mobile home?

Took down two walls in a 1973 mobile home and removed one wire feeding two outlets on one wall and another wire feeding an outlet and light switch on the other wall. Both these wires plus the light ...
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0answers
60 views

How should I wire this 3 switch box in my bathroom?

I have a 3 switch box and the bottom switch that controls the heater was broken so I replaced it and I can't remember how to wire it, tried 10-15 combinations and it still doesn't work, not sure how. ...
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0answers
29 views

Dual relay motion sensor, only one relay active?

I have a bathroom with a fan and a light in it, the light is on one switch and the fan on another. Since the fan was an add on, they were put in a single gang box with two switches. I want to make ...
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0answers
35 views

Toaster and Kettle cause my green power board to trigger

I had my computer connected to a green power board. The computer itself is on the master port and the screen, speakers, etc are on the slave ports. When the master port drops below 5 W, ie. when the ...
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0answers
35 views

Ceiling fan lights flicker with fan off, but go to normal with fan on

Just bought an Allen Roth ceiling fan from Lowes the other day. The fan runs fine. When I have the just the lights on they flicker very rapidly. When I turn the fan and the lights on, the fan and ...
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2answers
73 views

Is my electric stove receptacle wired correctly?

When I test the four prong electric stove outlet by touching one of the prongs and the ground, one prong reads 120V and the other 220V. Is this normal or is it wired wrong?
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0answers
36 views

Fan speed control with timer?

I'm looking for a device that will allow me to control the fan speed as well as have it timeout. In theory this might work if I used the output from the timer to feed into the dimmer, but it doesn't ...
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2answers
92 views

Replacing dumb wall switch with smart one (wiring)

Based on the first diagram below (which is the current wiring for my wall switch), is the way I have the second diagram set up correct? My biggest point of confusion is the line/load wires. Judging by ...
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0answers
69 views

How can I add a GFCI receptacle on a circuit with split receptacles?

I have a typically wired living room with all receptacles switchable on the top outlet. We are installing a large fish tank and decided to add GFCI protection. I'm trying to change a single duplex to ...
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0answers
19 views

New gate remote control only works from 4 feet away

I have an old multi code gate remote control and it works perfectly. I needed one more so I went to the gate store and bought one multi code, but a new style model. The store told me that it's the ...
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0answers
70 views

Why won't a replacement GFCI work when the old one was wired identically?

I am trying to replace an old GFCI outlet box in the bathroom. I bought a new one and wired it the same as the old one (the new one had extra screws). The new outlet has a tiny green light on the ...
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3answers
124 views

Why is my dimmer switch buzzing?

We had 2 dimmer switches that had stopped working (lights were on 100% regardless of how turned the dimmer switch was. I checked the back and went out and bought 2 new ones, turned the electricity ...
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0answers
58 views

Fan plus light/dimmer switch problem?

Have a Lutron Dimmer Switch combo in a rental. It has a dimmer light button the top and a timer on the bottom for bathroom fan. This went out today and troubleshooting it didn't make sense. We ...
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0answers
22 views

ceiling fans problems

Flipped on the wall switch that controls the lights to 2 ceiling fans. The lights on BOTH went out but the fans still run. Tried replacing the bulbs, the bulbs were still good. (I put them in other ...
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0answers
43 views

PGE turned out my pilot light on my wall heater

PGE turned out pilot on wall heater, said that there was a wiring problem. I have used this heater for the past 6 years. Do I have to call a electrian in before they will turn pilot light back on ...
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1answer
141 views

How can a voltage screwdriver light up when I test the ground wire or chassis of my washing machine, but multimeter reads no voltage or current flow? [duplicate]

I have been receiving shocks from my washing machine. My proximity voltage detector beeps near the chassis, drum and ground wire. My voltage testing screwdriver also lights up when touched to them. ...