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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1answer
153 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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2answers
63 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 ...
0
votes
2answers
50 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 ...
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vote
2answers
26 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 ...
2
votes
2answers
72 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
16 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
36 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
643 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
votes
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
41 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 ...
0
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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
14 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

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

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 ...
0
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2answers
94 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
844 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
375 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
votes
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 ...
2
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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
votes
1answer
21 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 ...
0
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1answer
50 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 ...
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1answer
29 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 ...
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votes
6answers
69 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 ...
0
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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
647 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
votes
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
votes
4answers
558 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 ...
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9answers
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, ...
5
votes
3answers
27k 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 ...
2
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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 ...
0
votes
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
votes
4answers
461 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
votes
2answers
121 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 (...
0
votes
1answer
19 views

wiring a motion light from a switch

I have power from an outlet, to a light, then to a switch. I want to wire my motion light into the switch for constant power. I have a red/black wire on the switch and a black/white wire on the ...
2
votes
2answers
97 views

LAN connections disconnects after turning off kitchen tubelight or fan

Whenever Kitchen tube light or fan is turned off or on ,my LAN disconnects. Are they radiating too high due to which LAN is disconnecting.Laptop is connected only to LAN cable What is reason behind ...
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1answer
58 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 ...
4
votes
3answers
32k views

How can I figure out why my washing machine is tripping the GFCI receptacle?

I have a Kenmore 80 Series (Model No. 110.24872300) washing machine which up to this point has been working fine. Since it is near a sink, the outlet it is plugged into is a GFCI outlet. On the last ...
3
votes
5answers
518 views

Window unit AC get outlet and plug hot

How come when I use an extension cord to run my ac the outlet and the plug of the extension cord gets hot it's on a 15 AMP breaker and the AC states it is pull 12 Amps and there is nothing else ...
2
votes
3answers
2k views

LED vs. CFL Bulbs on Modified Sine Wave Inverter

I have been installing solar electric lighting systems in schools in Haiti for several years now using CFLs. I have been thinking about installing LED bulbs instead. I am using a DC to AC modified ...
0
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1answer
112 views

Fans/lights switches can be turned on/off from different locations

I have three ceiling fans (with lights). Each fan has a faceplate with three on/off switches on the wall. It would all be very simple if either turned off or on either the light or the fan - but it ...
4
votes
3answers
9k views

How can I convert Cat5e wired sockets to Ethernet?

I recently moved to a new home and I noticed that the phone jacks (RJ-11) were connected using Cat5e cable. I'm thinking I can replace the RJ-11 plugs with RJ-45 and use Ethernet over the existing ...
2
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1answer
37 views

Wiring Leading to DSL Problems

We have had a lot of problems with our DSL dropping. The ISP has come out and taken a look at the outside wiring, and has claimed that everything looks good. They have said that the problem is with ...