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. Posting photographs of wiring junctions or drawing a wiring diagram and posting ...

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250 views

Why do I have no power in two rooms after plugging something in?

I plugged something into an outlet, and heard a sort of a sizzle noise. Now I have no power in two rooms, but the breaker did not trip? Any ideas into what happened?
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2k views

Need to hang mirror, AC detected from stud finder

I'm a rookie with any sort of home renovation / improvement. My wife asked me to try and mount a mirror, its heavy, about 40 pounds. The mirror has two d-rings on the back and a big warning not to ...
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2answers
145 views

Replacing recessed lights with pendant lights

I bought "conversion kits" which supposedly do the job in 5 minutes, but the I discovered that the kit is designed for the current type of can, and is not suitable for the ones that are up there (22 ...
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1answer
803 views

old 230 volt transformer style arc welder on an old square d 125 amp panel

I have a an old 230 volt S.D.LEE arc welder (that I can not find any info about) printed on the front is says "PRI volts 230 max OCV 78 arc volts 25 PRI amps 65.7 SEC amps 230 temp rise 115c 60 cycles ...
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11k views

Light fixture buzzing sound

Today I replaced our dining room's old 70s chandelier. When I opened it up I noticed pretty quick the rubber shielding on the lamps cords had been melting a bit towards the tips as it got all over my ...
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3answers
1k views

How can I dim landscape lights permanently?

I googled this question before posting here - I cant seem to find anyone with my exact needs, so I am asking here. I have a light switch connected to an outlet that is under my house. From here I ...
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2answers
12k views

What size breaker and wire do I need to run 2 GFCI receptacles and a flood light on exterior of my house?

Is it OK to use a 15amp breaker and a 14ga wire (14/2 copper) to run 2 GFCI receptacles and a flood light on the exterior of my home? The voltage is 120. The 2 receptacles are rated at 15amps and won'...
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1answer
56 views

curious affect of led lamps

I have a chandelier with 12 led lamps lit by 1 way switch altogether.1 week ago I rewired it to split it into 2 circuits and also to be switched on and off from 2 sides {2 way circuit}.finally put the ...
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2answers
107 views

Do I need an 100A or a 200A current transformer to measure total current draw at my home?

I would like to monitor total current draw at my home from my 200A electrical panel. I have L1, L2 & N (a typical three-wire single-phase distribution in an North American home). Assuming I have a ...
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1answer
334 views

How Many Amps Is this breaker? [closed]

I am trying to figure out how many amps this box has. Top left breaker is 50amp and top right is 30amp. I want to put an xray machine on this that requires 100amps at its max. Do you think its ...
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1answer
411 views

How do I change out the light bulb in this fixture?

My wife picked up this light fixture at a sample sale. We had some electricians install it a while ago while we were having other work done on the apartment. The electricians threw out the box and ...
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1answer
502 views

How do I handle an extra black wire when replacing dimmer switches?

I am replacing 2 light switches that are in the same box each controlling a separate light, one was a dimmer switch and the other was a regular so now I want to replace both with new dimmer switches. ...
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1answer
170 views

Why are two breakers controlling the same circuit?

I don't know too much about wiring and such, but I can get my self into trouble. At the church I go to there is a set of chandeliers (4) in the sanctuary. Each one of them has two sets of lights in ...
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3answers
671 views

What are the pins in this socket?

What's the correct orientation for a plug in this outlet? What are line, which are neutral, which is ground? It's from India.
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1answer
818 views

How do I add grounding to my old electrical wiring?

This old house is (50's) is wired with cloth covered 12/2 Romex with no ground and all metal boxes. Can I just run a 12 ga or 14 ga solid wire between boxes and then to the ground bus of my service ...
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1answer
278 views

my tv goes black for a second when my fridge goes off [duplicate]

I know this may sound strange but it does happen not every time the fridge turns off only some times the tv and fridge are on different circuits should I get a filter of some kind or trash the tv or ...
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2answers
508 views

Why am I reading low AC voltage on my garage opener light?

The light on my BuildMark opener won't come on. The door works well, and both the light button and the safety sensors trip the relay for the light. A check with the AC voltmeter shows 15 VAC when the ...
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1answer
52 views

Will different sized bullet crimps fit together?

Will a male crimp bullet fit into a female crimp bullet if the male bullet is 14/16 AWG and the female bullet is 10/12 AWG. In other words, is the bullet portion of the bullet crimps the same ...
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1answer
1k views

Can I install two GFCI receptacles on a multiwire branch circuit?

I am wondering if I'm using a 10/3 teck cable to power two 20 amp GFCI receptacles for a temporary power situation, can I use two separate single pole 20 amp breakers at the panel for each receptacle. ...
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1answer
286 views

Why is one half of a subpanel not working?

I have 12/3 wire running out to my garage. I have a double 20 amp breaker in main box and a subpanel with two single 20 amp breakers in the garage with black to one breaker and red to the other. The ...
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1answer
1k views

Can I substitute halogen bulbs for incandescent bulbs?

Instead of three 40w light bulbs, can I use only two 43w halogen light bulbs in a ceiling light fixture with 3 lamp sockets rated at 40w maximum per socket?
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1answer
282 views

Why does the second light go out when the first bulb is removed?

I have recently added another light fixture to a switch that used to just control 1 entry light. Now that switch controls both of them & have found out that they are both dependent on having ...
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2answers
10k views

Can I safely plug a 13amp washing machine into a 15amp power socket?

I have a 15 Amp wall socket and recently bought a washing machine with a 13 Amp plug. Can I plug the washing machine into the 15 Amp wall socket using an 3 round-pin to 3 square pin adapter?
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2answers
8k views

What would cause my LED tape to flash when plugged in?

I just removed our new tape lighting and plugged it in. The brand name is Patriot Lighting 12 volt 16.4' flexible LED tape light. All it does is flash on and off. Any suggestions?
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1answer
125 views

How can I calculate the number of solar panels required to power a specific load? [closed]

I recently purchased a home in Maricopa AZ. With that said, I'd like for it to be most efficient. It has a forced air system for heat and cooling. I don't know the size of the cooling unit. How does ...
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2answers
1k views

Wiring bath lights that have two power sources

I have a vanity light. Power comes into the light. A wire runs to the switch. I am planning on installing a bath fan that has fan/light/nightlight. The existing switch is mounted in a 1 gang box in ...
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1answer
3k views

How do I ground my LED retrofit in a ceiling can?

I've got what appears to be a low height 5" can above the kitchen sink. There is a 60W IC bulb in there. It looks really trashy since the cover is missing. So, I picked up one of those ceiling LED ...
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1answer
4k views

How do I wire my light fixture?

my fixture has a black and white wire. ceiling has 2 blacks(twisted together), 2 whites (twisted together) and 1 red. There are 2 fixtures in the room with 2 wall switches. Only one wall switch has a ...
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1answer
480 views

Could this corrosion be caused by faulty ground wiring?

What might cause slight corrosion atop a tankless water heater's copper topped element assembly? I checked all the grounding and reconnected the two element assembly grounding wires and ensured ...
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1answer
2k views

Multiple Loose-Hanging Wires in Finished Wall

I am re-doing the wiring in my home and I have encountered a situation where I need to run 4 sets of 12-2 NM-B (Romex) wire from my attic down to the same fixture. Per 334.30, I am allowed to leave ...
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1answer
529 views

conversion from fluorescent to halogen lights

I am try to take a connection that was originally used for a fluorescent light with a black wire and a white wire and use the same two wires with a halogen light that has a white wire, a black wire, ...
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1answer
1k views

Can I connect the generator neutral to my mains neutral permanently?

I have a 3 phase 15KW generator with four wires. I want to use it as a standby generator for my house. My house uses 1 phase 220 volts on two wires (no ground as the house is quite old). I have a 3 ...
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1answer
2k views

How can I rewire this light switch?

I have an older mobile home, 80's model. the light switch in a bedroom busted out of the wall so I went to replace it only I am confused about the wiring. Normally I am fine with this when replacing ...
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2answers
6k views

How can I control several LED strips with one remote control?

I want to install several LED strips that cannot be connected to each other. Each would have it's own power supply. Is there a way to control them all with a single remote control? I seen several ...
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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 ...
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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 ...
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1answer
584 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, ...
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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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1answer
520 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 ...
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1answer
2k views

What are my options for running feeder cable into an exterior main panel?

I'm trying to connect a 4/3 nm feeder cable into to my exterior mounted service entry / main panel. There is already what looks like a 1 1/2" rigid conduit from the crawlspace through the rim joist ...
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1answer
1k views

Can I have GFCI receptacles on the same circuit as normal receptacles? [duplicate]

I am looking at a few books and they all show samples of circuits, but never tell or show if you can mix receptacle types. I have a circuit running to 2 bedrooms for my power outlets. The are on 12/2 ...
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1answer
3k views

How can I trim around an electrical outlet?

I had the floor in a sunroom raised up to be level with the floor in the rest of the house. The electrical was already in place, and I didn't think to check how the new floor height would affect the ...
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1answer
250 views

Can I draw power from nearby recessed lighting for pendant lights?

I want to add two pendant lights above my island where I have a bunch of recessed lighting. Can I draw power from them in order to power the chandeliers? I'm considering an Insteon solution in order ...
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1answer
11k views

Why would my kitchen ceiling fixture not have any current?

Last weekend, my kitchen ceiling fixture stopped working. It's a fluorescent fixture, and since the house is about 20 years old, I figured that ballast had gone bad. I went to the nearest home ...
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2answers
320 views

Can CFL bulbs in a fixture with a dimmer switch damage old wiring?

Our wiring is not functioning now after using a CFL bulb in a dimmable light fixture. Is it possible that use of the CFL bulb could affect our old wiring? We may have to replace the wire leading to ...
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1answer
130 views

Plug HRV (Constructo 2.0 ES) into power bar?

Would there be any issues if I plugged this HRV into a power bar? I have this unit (says 200 watts of power) which is in the closet of the master bedroom and plugged directly into a wall socket. I ...
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1answer
1k views

Why isn't my thermostat clicking on/off automatically?

My thermostat is not clicking on/off automatically, I have called my landlord and they replaced a very old one with a brand new one and it is still not clicking on off automatically, but will manually....
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1answer
1k views

How can I wire this dimmer switch?

I'm trying to put a light and a dimmer switch together for use in a chicken brooder. I have the switch and porcelain light socket but am a bit confused on the wiring diagram. My diagram looks exactly ...
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1answer
2k views

Can I steal a neutral wire from another circuit?

I have some Z-wave light switches that I want to install; below is a link to the diagram for the light switches. Basically I can have all the wiring completed minus the neutral wire for the switch at ...
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1answer
184 views

How do I select the right generator?

I'm looking for advice on what kind of generator I should get for my mobile home. We have had 3 pretty bad storms (2 hurricanes, 1 blizzard) and am looking to give my home backup power. Now I have ...