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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2answers
742 views

Turn ON one light bulb and OFF another at a time with one switch

I am trying to operate two AC current light bulbs with one switch in a way while switch is in OFF position bulb B1 turn OFF and bulb B2 turn ON and while switch is in ON position opposite bulb turn ON ...
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0answers
13 views

Electrical kitchens

My 5.8kw ceramic hob has been wired into a 30 amp junction box with.the electric.ignition cable of the old gas hob.& then wired into the cooker switch with.6 mm cooker cable is this correct ...
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0answers
37 views

What smart options do I have for poor lighting in living room?

My living room does not have great electrical lighting. The room is about 18'x12' with a fireplace on the far, short wall. Above the fireplace there are two angled recessed lights (can aim them in a ...
2
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1answer
36 views

Ground Fault in Underground Wiring?

We've had loads of rain the past weekend, and now my garage has no power. I've traced the issue to a GFCI outlet that protects the rest of the circuits in the garage - It keeps tripping. The Power ...
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2answers
174 views

Why won't my lights stay bright with a dimmer switch?

I installed a 700W incandescent dimmer. Lights go dim after about 10 seconds when I turn on.
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1answer
38 views

Will this solar charger work with my solar panel setup?

I recently bought some used solar panels that are about 25 years old, because I got a great deal on them. They have some odd operating values, which is confusing me as to which solar charger will work ...
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1answer
178 views

How should I wire a subpanel for a tiny house?

I have a subpanel almost wired in our shed, it's being converted into a tiny home for a few months, it's about 25ft from the main panel which is inside of a mobile home. The main panel I believe is ...
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8answers
1k views

In wiring a doorbell, what is an alternative to using a transformer? [closed]

We have a 1915 bungalow that I tore out all of the old knob-and-tube wiring, including the original ginormous doorbell transformer, and installed all new circuits throughout. I purchased a new, ...
3
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1answer
131 views

Sealing off a live wire

I bought a project house last year, and unfortunately it's turned out that one of the previous owners was a keen amateur electrician. Sadly his enthusiasm wasn't matched by competence or any sense of ...
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0answers
20 views

What could have caused the loss of power in one bedroom and one wall in the living room?

Loss of power in one room and 1 wall in living room have replaced all outlets that were affected and checked all light switches and light fixtures Using a voltage meter on the white wire and on the ...
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1answer
76 views

Tester indicates hot/ground reversed after lightning strike

Another post-lightening strike problem: we have a run of outlets that no longer make a connection when you touch black & white wires, yet get a connection when touching black to the ground wire ...
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3answers
28k views

Should water heater thermostats be set to the same temperature?

Should the top and bottom water heater thermostats be set to the same temperature? I did a quick google search and saw all kinds of differing opinions. for instance, this guy seems like he knows ...
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3answers
45 views

sub panel breaker box

I am wanting to install a breaker box inside of a house addition and the box I bought has a 100 amp main breaker for cut off. I'm only going to be pulling around 4500 to 5000 watts at the most so I ...
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2answers
69 views

GFCI breaker tripping to pool pump

I have an in ground swimming pool. There is an outdoor sub panel with a 20amp GFCI breaker is connected to the pump. Today we had a bad rain storm...water coming down cats and dogs in every ...
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2answers
56 views

Repairing Basement Wall Framing After Subpanel install notched to 75%

I have a home I bought a few months ago and I'm working on finishing out the basement space. The builder put in a 2x6 wall 12" on center. I quite certain it's a load bearing wall. 2 Story house with a ...
2
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2answers
77 views

3-phase power to NEMA L14-20 receptacle

At my place of work, which is in the US, I had an electrician install a 3-phase outlet. He used a NEMA L14-20 receptacle and left us a NEMA L14-20 plug to connect to the device which uses the power. ...
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1answer
20 views

Need to add a GFCI outlet to an existing furnace circuit

I need to install a GFCI receptacle in my unfinished basement for the new power-vented hot water heater that I had installed. The plumber said I could use the existing furnace circuit. I mapped out ...
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1answer
46 views

Is it a violation of NEC code to install a receptacle horizontally and 3/4" from face of a stud?

A wall has been framed out to mount a touch screen computer monitor. Once the 1/4" drywall is installed, the monitor will be placed into this cavity and plugged into said receptacle. Question Does ...
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3answers
18k 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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2answers
647 views

Installing New T8 Ballast; need wiring diagram

I am installing a New T8 Single tube ballast to replace an older ballast. The new ballast has one black wire, one white wire, two blue and one red. The old ballast has two wires coming and going from ...
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2answers
33 views

Unused red fan wire

We replaced a fan that required the three wires, white, black and red with one that is controlled by a remote and only uses the white and black wires. My question…since there’s a light switch that ...
2
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4answers
118 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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2answers
44 views

Attaching Air Compressor To Junction Box

I have a 4 inch metal junction box with a 3/4" mud ring attached and recessed into the drywall in my garage. I want to connect an air compressor to this junction box directly without using a plug. ...
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1answer
302 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
27 views

How well do AFCI breakers protect against electrical fires? [on hold]

I'm hoping to get a sense of how dangerous old knob and tube wiring is once it is protected by an AFCI. a. Do AFCI breakers prevent all dangerous arcs? b. Besides abnormal arcing, are there other ...
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1answer
15 views

Can a surface mount Spa Panel be recess mounted in drywall and 2x4 wall?

My city uses 2011 NEC. I would like to install a 125 Amp rated Spa Panel as a subpanel directly below my 200 Amp main circuit breaker panel to be able to use two 50 Amp GFI circuits. I already have ...
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0answers
11 views

L1 comes on my waves 1 ton ac nd ac stop working [on hold]

I switch on my ac its working but after some time l1 comes on screen indoor and out door both stop working and after while both switched off automatically plz answer me whats the problm some time e5 ...
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0answers
16 views

Open ground or Reverse ground on one circuit of 3 wire bx cable [duplicate]

Our open/reverse ground since the lightening strike has still not been resolved, but we're getting closer. The wire coming out of the panel is a 3-wire bx. The circuit that the black wire feeds is ...
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2answers
96 views

How to properly support 2-3 with ground nm-b cable from floor joists

I bought a house where the previous homeowner hung 2-3 with ground nm-b (cable) with metallic conduit hangers from wall studs below the floor joists. It looks like the hangers are cutting through ...
8
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2answers
850 views

What is this thing on my garage wall?

I just bought a house last year and there's this thing with what looks like string in the middle of the electrical system. The two pictures show said thing from a distance and close up. What is this ...
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1answer
1k views

Connected C-Wire to new Smart Thermostat and Furnace board and still no power

I need help. I've been surfing the internet and have had no luck finding answers to my situation so am hoping for some guidance. I've seen other questions here answered but none that suit my issue so ...
3
votes
1answer
376 views

Why won't my thermostat control the HVAC anymore after trying to switch thermostats?

I bought a new Nest thermostat which is supposed to be compatible but needs a professional installation (advice that should have been heeded by non-professional electrician me). This is to replace an ...
2
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1answer
69 views

Recessed Light Placement

Im a DIYrs when it homes to simple home remodelling. Am doing a kitchen upgrade all around. Bought this house and lot of stuff has gone wrong, so on, not going into much details. Only thing now is ...
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3answers
114 views

How can NEMA electric plug be safe ?

I'm quite scared every time I have to use NEMA plugs (I live in Japan). Coming from europe, the bottom of the two connectors is insulated This ensure that even if you touch them while plugging/...
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3answers
341 views

Breaker lets more Amps then its max

The last few day's I had the main breaker triped a few times, I checked the amps with a multimeter and when the central air conditioner turns on it draws 150! amps for 1 second and then goes down to ...
4
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1answer
24 views

Can I transition from aluminum wiring to copper wiring at a CO/ALR receptacle?

It is my understanding that outlets can have wires connected on both sides. Example from another DIY.SE question here . If I have aluminum wiring. I want to add another downstream outlet. I will use ...
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1answer
55 views

What is the purpose of these removable “collars” on ceramic light fixtures

This fixture happens to be plastic, but all my ceiling juntion box mounted 600w rated light fixtures have a removable collar. I don't see the point in this extra part. Is there some sort of shade I ...
0
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1answer
33 views

Blue LED always on with led light strip

The blue leds on my led light strip started acting weird just recently. For some reason, the blue leds are always on. When changing colors, the blue led is on, when powering off the strip with the ...
4
votes
6answers
70 views

Regulating voltage at end of 200 foot 120 V AC extension cable

I am needing to drill some anchor bolts into concrete using an electric Hammer Drill (Electrical Rating 120VAC / 60Hz / 10A). I am working in a warehouse, and the worst case scenario, the furthest ...
0
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1answer
63 views

electrical problem, how to find power

I have a dead wire in ceiling box. I've looked at all boxes in walls around the area and found no problems. Breakers are good. How can I trace that wire and find where it is tied into? I don't have ...
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0answers
25 views

No power in one room (circuit), breaker not tripping

I have one room with no electricity, flipping the breaker has no effect, and using a multi-meter to test the breaker, says there's 120 volts coming out, so its not the electrical panel. I used a ...
8
votes
3answers
657 views

Causes of Corroded or Burned Wires

Beginning Disclaimer - I am not a Serious DIYer. (I'm more of a Seriously Try to Avoid Paying Someone Else to Do Iter). So anyways, I've been having trouble with lights flickering or not working in ...
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1answer
36 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 ...
8
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5answers
14k views

Can I connect copper wire to aluminum wire?

I'm installing additional light bulbs in my basement. I have an older house with aluminum wiring. Can I do this: [new light bulbs]<--copper-->[old light bulb junction box]<--aluminum-->[main ...
0
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4answers
564 views

Would it be entirely crazy to cover my lawn with solar panels?

I was just wondering how viable this would be and if this seemed too crazy. I have a fairly large lawn that just so happens be sloped and facing east. Assuming the city ordinances don't bar me from ...
2
votes
2answers
1k views

How can i set up a Solar Panel to charge a 12v DC car battery and power a Raspberry Pi?

I've pulled together a few spare parts that i've had laying about for ages now and I finally have a bit of time to try do something with them. I've got a solar panel which puts out ~22vDC @ ~2Amps ...
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1answer
67 views

Outlets and lights don't work but plug-in receptacle tester indicates all ok

I have two bedrooms and a shared bath that are on one circuit. Through some initial remodeling/updating, all of the outlets were replaced (3-prong), and all of the light switches. All is fine in ...
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2answers
60 views

How can I add a second light switch to a 3 gang box with 3 switches in it?

I want to add a switch to an existing light in the car port so it can be switched on and off at both ends of the car port. The existing switch to this light is in a 3 gang box connected to two ...
4
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4answers
466 views

Different circuit breakers keep tripping, some not re-setting

Background: South Carolina house built in 2009, assume all electrical systems, main panel and circuit breakers new at that time. I moved into the house in May having transferred from the UK. I brought ...
4
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2answers
131 views

Why do electrical devices use such small wire?

I know that it is unwise to use 14 awg wire on a 20 amp circuit and that 12 gauge should be used because the larger wire can handle the larger load, right? Then how come when I open up a night light (...