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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53 views

How should I secure cables in attic trusses?

When running NM cable across attic trusses, is it required to 'secure' the cable (with stables or straps) every 4.5 ft or is the support from trusses every two feet sufficient?
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63 views

What could be causing my AFCI to trip?

I recently purchased my first home and there is are two Leviton Outlet Branch Circuit AFCI receptacles installed. The line from the breaker box is split and each new line runs to an AFCI receptacle ...
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21 views

Special exhaust fan combo hook up instructions, I want the night line always on

I have a Panasonic exhaust fan/ light/night light and want to use the existing one toggle. I know the fan and the light whites and blacks can be put together and the one switch will work both at the ...
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0answers
50 views

How can I switch underfloor heating pump after boiler?

my heating system has a boiler which is switched on by a thermostat, it works like this: L/N -> thermostat -> zone valve -> boiler The zone valve has 4 wires, L, N, call for heat and common; once ...
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44 views

What size panel and wiring do I need for an addition?

I am adding an addition to my house. I will be running two 20 amp heating circuits, and four general purpose lighting and receptacle circuits. What size wire, and amp breaker do I need?
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29 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.
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120 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 ...
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1answer
73 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 ...
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80 views

How can I get power to this garage?

What options are there for getting power to this garage? The pale grey stuff is concrete, and the flags have been recently cemented down so am keen to avoid pulling them up if possible. Have seen ...
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63 views

Should I be worried that my ceiling light has current when turned “off”?

I am based in the UK. I was replacing a ceiling light when I noticed an issue. When I used a voltage screwdriver the live wire in the ceiling pendant was showing a voltage present even when the wall ...
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28 views

Electric HVAC unit runs and stops randomly

I just turned on my heating unit for the season and it seems to be running and stopping intermittently. I'm not sure if this something to be concerned. This happened last season as well and I called ...
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0answers
75 views

Why does my combination of 3-way switches with dimmer AND timer not work?

I have had two three-way switches controlling a chandelier, one of the switches being a digital timer. When I tried to swap out the "non-timer" 3-way (standard) with a 3-way dimmer, the configuration ...
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2answers
3k views

What does it mean when one wire goes into load, and one goes into line

I am replacing my kitchen outlets with GFCI. The inspector told me I just needed to install one at the first outlet in the circuit. I looked at the outlets on either side of my kitchen; at one end ...
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344 views

How do I wire magnetic door contacts?

I want to follow this project and install my own home alarm system based on raspberry pi. I m having some trouble in understanding the built-in alarm cables and connecting the magnetic door contacts. ...
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1answer
368 views

Can I replace an electric range with a cooktop and separate oven?

I'm replacing an electric range with a cooktop and separate oven. I know an electric range runs off of one 220V power source. Do I have to run a separate 220V line from the fuse box to my kitchen for ...
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0answers
11 views

chirping sound i cant figure out where from [duplicate]

I have a chirping sound in my house that I cant figure out... So first I changed all the smoke detector batteries, still had chirps, then bought 8 brand new smoke detectors wired them all in , still ...
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94 views

Wiring a switched PIR light outside on 2 core t&e?

My builder has incorrectly fed 2 core and earth from the switch inside to where the light will go outside (and made good). I was planning to buy a outdoor light with a PIR sensor and have the switch ...
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0answers
144 views

How do I connect the second light fixture in this dimmer-controlled lighting circuit?

I just replaced two light fixtures in the front hallway of our new house and I'm having some issues. The two fixtures are connected to a dimmable switch and the light closest to the switch is ...
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0answers
21 views

TV Arcs with Cablebox through both Coax and HDMI [duplicate]

Here is our setup Outlet in older house that was replaced with a GFI last year. (no issues until recent) The GFI doesn't have a ground wire running up from the basement. Just the white and black ...
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0answers
55 views

Single pole circuit breaker won't close unless double pole above it is closed

I was trying to find out where a trip was in my house and turned off a double-pole breaker then a single-pole breaker. Went in reverse order to turn single-pole back on and it would trip back open ...
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0answers
34 views

Why do my lights not work? [duplicate]

I have three small recessed lights, set into a false ceiling where a mini-central air conditioning unit is set. The lights do not turn on. The lights are small E14 base mini-spots I replaced the ...
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0answers
152 views

What codes are invovled in running an overhead subpanel feeder to a detached garage?

This subfeeder will be going to a detached garage about 30ft away, and powering a 100amp subpanel. I'm not sure what codes are involved in this feat. I'd like to know the codes involved for ...
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159 views

How do I wire a GFCI with 5 wires?

How do I install a GFCI receptacle with 2 black and 3 white wires plus a ground? I have two such regular receptacles next to sinks and should replace them before the upcoming home inspection, please ...
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225 views

Why is my bathroom vent fan tripping the GFCI when being shut off?

I have a GFCI tripping when a vent fan is being shut off. I saw in KeithS's answer to a similar question that the blades rotating after shut off causes an imbalance, tripping the GFCI. In my case the ...
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0answers
63 views

Ceiling fan fixture lights flicker then whole unit fails completely

I have two remote controlled ceiling fan fixtures in my living room. The individual units are the same, three speed fans with three lights on each. One day one of them began flickering after I flipped ...
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1answer
128 views

What circuit should I use for a new outlet in my living room?

My house (built in 1953) has a number of electrical inconveniences, including the fact that the same circuit that powers the outlets in the living room also powers many other disjoint locations ...
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132 views

How does a Helita Pulsar Lightning Protection System works?

Could anyone please help me with the working of a helita pulsar lighting protection system. How does it actually work and what is the role of the capacitors in this lightning arrestor ??
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0answers
54 views

How do I reuse a fluorescent light fixture?

I am reusing a fluorescent fixture with two black wires and one white. Do both black wires go to the black (hot) wire?
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50 views

Why is one of my 2-way lights staying on all the time while the other isn't?

I wanted to change 2 of my lights in the living room, but now one is working well but the second is staying constantly on. It's a 2 way system. I have 1 blue wire coming out, 3 brown, 2 blue and 3 ...
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0answers
111 views

Fireplace switch: wiring length/gauge limitations?

We have a propane fireplace insert that can be wired up for a switch. Right now, there are two 6" 18g single-strand leads that when nutted together complete the circuit allowing the fireplace to turn ...
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0answers
88 views

Clothes Dryer electrical 240v between hot and netural, 0 between other hot and neutral

I had to move around my dryer to do some work in my laundry room. When I plugged it back in, it wouldn't turn on at all. None of the buttons would even make the lights come on. I unscrewed the end ...
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0answers
71 views

Why does my electric range lack fine temperature control?

We had a Stove at the cottage for which all of the range elements ran either hot hot or cold. This made it very difficult to cook pancakes etc! We bought a new stove for our house and moved the old ...
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2answers
812 views

Can I wire a Bathroom Fan to two Switches in Parallel?

I want to control a bathroom exhaust fan with a wall timer, and a 24 vac relay. Basically both switches would be wired in parallel. Is this safe to do?
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2answers
1k views

What could cause my recessed light to not work?

I replaced a flood light lightbulb in recessed light fixture, thinking the previous bulb had burned out, but that new bulb isn't working either. I've tried a regular lamp bulb to ensure my new ...
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160 views

Ceiling fan wall switch issue

I installed a ceiling fan without a light in a location that previously only had a light. The fan has been working well for almost a year, but the wall switch has always had the speeds reversed (0 is ...
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0answers
48 views

light switch problem

My neighbor's porch light stopped working so he tried replacing the switch and failed. Nofixturyver there figuring it out and I'm having troubles. right inside the front door there is 2 switches. One ...
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0answers
65 views

light switch problems

I am looking at adding a light switch next to another switch as I was checking voltage at the current switch, I noticed the switch had two white wires connected to it and when I checked the voltage ...
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2answers
9k views

How to properly ground a subpanel in detached building?

I Will be installing a subpanel in a detached garage. The subpanel will be 60 amp. The garage is about 30' from the main-panel in-house, and I will of course get an exact length before selecting the ...
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1answer
119 views

How can I figure out why my electric bill is so high? [duplicate]

I have two homes (read flat or apartment) in two different buildings a few blocks apart. The homes are both the same size but, home 1 gets a huge electricity bill while home 2 gets 1/5 the electricity ...
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0answers
131 views

Identifying an unknown and intermittent source of electric power usage

I have noticed a problem with my power usage today. I'm watching the meter often and making a record of each reading for the last three days. So far, nothing to note as far as unusual usage until ...
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0answers
138 views

Why would a person get shocked by the front door handle?

Why would a person get shocked by the front door handle when the porch light is on? If the light switch is off, the door handle is fine. No shock.
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0answers
117 views

Can two circuits feed one sub-panel while remaining separate?

I'm turning a shed into a workshop. I already have two circuits that run to nearby exterior outlets that I want to tie into to power my shed/workshop. I would like to have 1 circuit for lights and the ...
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0answers
34 views

Can I use a transformer to power a thermostat? [duplicate]

So I bought a Nest Thermostat off amazon, I read they used batteries and what not and after I purchased it I was looking at the description on amazon and it said it was a built in rechargeable battery ...
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0answers
45 views

Ligth Switch with 4 wires

I removed an old light-switch and the following appeared: I went to Brico, showed them the old switch, and got the one below. I am wondering a bit how to connect it. I am a bit worried that I only ...
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2answers
1k views

Is it safe to use Extension Cord to Power PC/Routers on already used circuit?

Note: I have very little clue about electricity/circuits so I can only provide info on what I know. The setup: In our upstairs bedroom we have two wall sockets on either side of the room, with two ...
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0answers
113 views

How can I determine if my electrical service can support an additional room?

I have a 150 amp service in my home. I recently added a tool room, and would like to isolate that room with its own GFCI breaker. How do I determine if that it is doable? I have perhaps 5 empty ...
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1answer
179 views

Main outdoor breaker is ONLY 100 AMP but total of Breakers AMP on internal panel is 165 AMPs. [duplicate]

Main outdoor breaker is ONLY 100 AMP but total of Breakers AMP on internal panel is 165 AMPs. From what I have read so far this still ok. I could have Subpanels/Feeder Panels down stream from the ...
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1k views

how to wire two three way switch to a ceiling fan & add one switch for the fan and one for the light

I have two three way switch when I'm closing one of them switch , the fan is automaticly close with the light & I hate that because it's a big place & I'm short so it's hard for me to grab the ...
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0answers
110 views

How do I wire new recessed lighting and a fan?

My home office has two wall switches (double gang switch box w/incoming power), one controls a half switched outlet on opposite wall, the other controls a ceiling fan (w/light kit; not independently ...
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0answers
253 views

Is it dangerous if a fluorescent lamp ticks when off? [closed]

I installed fluorescent lamp in my bathroom. When the switch is off the lamp ticks at frequency of around 6-7Hz. That means there is a voltage when it is off. The switch has no backlight. First of ...