The installation of wire and/or electrical devices, to allow the transmission of electricity from one point to another.

learn more… | top users | synonyms

0
votes
1answer
50 views

Wiring a switch to an outlet to control Garbage disposal

I have a gfs outlet with the power coming to it.Can i install a swith next to it to go to a outlet under my sink to power the garbage disposal
0
votes
2answers
157 views

Choosing a power supply, breaker amperage and wire size for a 220V welder

I have a new SMAW welding machine (80-250A) and I want to use it at home. I don't know yet how to make an outlet for it. Would it be correct to plug it into an outlet in my house with a 15-amp ...
1
vote
1answer
43 views

Problem with service drop

I have overhead wire providing my two phase electric service. The line from the pole appears to be relatively new and the splice connectors appear to be in good condition as well. However, there is ...
2
votes
3answers
149 views

How do I wire a switched outlet with the switch downstream?

Can I simply use the same switch loop technique as with a light? in combination with this: replacing the light with the final outlet?
8
votes
5answers
3k views

Why is there so much metal-clad wiring in my house?

My house was built in 1893. I was recently doing some electrical work in the attic, adding some light fixtures. While doing that, I noticed that several of the upstairs outlets were wired with old, ...
4
votes
6answers
10k views

How should I wire for a security system during construction?

I would like to run wires in anticipation of a future hard-wired security system. However, I have yet to find any information that pulls everything together regarding what is required. From what I ...
2
votes
2answers
107 views

What considerations do I need when wiring a string of light bulbs in parallel?

I want to build a hollywood style mirror light for my wife (as pictured below). I'd like it to be powered by mains electricity (230v where we live in the UK), but I understand the bulbs will take ...
1
vote
1answer
53 views

I have 2 single slots (left & right) at bottom of panel but using 12/3 wire for two separate runs

I'm learning to wire and have done okay lately, but now I want to tackle adding a Ground Fault Breaker to my panel to power some outdoor receptacles and landscape lighting. I've already run 12/3 (in ...
1
vote
1answer
112 views

How to replace existing ethernet wiring in the house?

My house was built in 2007 with ethernet wiring in all the rooms upstairs and downstairs connected to a central fiber optic switch. It looks like they used low grade wiring and I get constant ...
0
votes
2answers
157 views

3 wire service to panel… neutral and ground wires on the same bar?

I'm getting two conflicting reports and was wondering if anyone can help me. I was told that on the distribution panel, grounded conductors (neutral) and ground wires need to be separated in the ...
0
votes
1answer
94 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 ...
7
votes
10answers
14k views

When wiring outlets should I use pigtails or both sets of outlet screws?

I'm replacing the outlets in our house and pulled out one that had two black and two white cables. My first thought was that it was two circuits, one of them being switched, but then realized the tab ...
-1
votes
1answer
91 views

Where do I run neutral from/to when replacing a SPST switch with one that requires neutral?

I have a basic/good understanding of electrical wiring and I'm taking all necessary precautions. My research indicates that the old setup does not have a neutral going to the box, and that since the ...
10
votes
6answers
8k views

How should I go about installing a 12 volt DC residential circuit?

I have a couple deep cycle batteries that trickle charge from a solar panel, for emergency use. Right now the only way I get useful power from them is to use a 12VDC -> 120VAC inverter, e.g. the type ...
2
votes
2answers
113 views

How does one upgrade garage electrical from an In-House main?

tl;dr Want to know the easiest way to upgrade electrical in garage from 15A to 20A. Actual Post Garage is on a 15 amp circuit, doesn't work out too well for a 15A air compressor. The main is in ...
7
votes
1answer
946 views

Any reason not to ground the sheathing of MX wire?

Having recently bought an older house (c1943) I am doing a little work on the place. While rewiring a light switch I noted that there is newer Romex wiring from the distribution panel to the switch, ...
-3
votes
3answers
121 views

How to get experience handling power outlets without electrocution?

I want to start connecting electronics (micro controllers) to run/manage power outlets, but everyone always states to leave it alone unless you have experience. Well, how does one get started without ...
6
votes
5answers
10k views

Is there an NEC-compliant method of repairing minor damage to electrical wire insulation without a junction box?

While trying to pry loose a stubborn cable staple that fastens a 14-gauge electrical cable to a stud, I accidentally tore a very small hole through both the outer jacket and the insulation around the ...
2
votes
1answer
285 views

Need help wiring switches with several wires

Background: This started out as a simple addition of a recessed light in a hallway. The beginning issue was that the wire to power it was live all the time. So I took apart the switches in "Box 1" ...
5
votes
5answers
502 views

Nice looking on-wall wiring

I need to run some standard AC wiring for wall lights etc. in the living room and some telephone/broadband wiring too. The problem is I can't do it in-wall for various reasons. The only option I am ...
2
votes
2answers
687 views

Is a multi-strand conductor better suited for house-hold wiring than a single-core?

Back-ground: The wiring at the residence dates back a century - almost. The old wires were wound in cloth, and are pretty thick aluminium/tin-coated copper. The old energy meter (one with a marked ...
0
votes
1answer
171 views

L14-30 Plug & Generator

Please move if this is the incorrect place. I have a portable generator that is mounted to a car trailer. No earth grounds are made from the generator to the ground. There is a service panel inside ...
2
votes
1answer
107 views

How can I repair a ground-fault?

I'm hooking up a new GFCI in a remodeled bathroom, replacing an older one. There are two outlets following on the circuit. The GFCI works fine, but as soon as I would plug a light into the next ...
1
vote
1answer
70 views

CFL bulbs flash slightly even when turned off

I've noticed in the last two houses I've lived in that CFL bulbs will periodically flash even when not turned on. It's about one flash a minute, and it's not very bright. You can only notice it when ...
3
votes
2answers
304 views

Why are the neutral wires not connected in this box?

I want to connect the wiring from my shed into a junction box on the ceiling in the basement. I opened the box to see what I was dealing with, I figured it should be simple, there is only 2 wires ...
0
votes
3answers
77 views

What could be causing my three way switch to malfunction?

Ok we recently moved in. There is a problem with our kitchen three way switch. I have not opened the box yet, but feel comfortable doing so, and working with a volt meter and what not. Here is the ...
5
votes
3answers
326 views

How can I seal this hanging electrical outlet in my horse barn?

I really am not a fixer type of gal but this seems like it should be simple enough. Please respond appropriately for someone who has limited knowledge. I have a hanging outlet in my horse barn. ...
4
votes
1answer
291 views

Can I install a receptacle outlet below a window?

I need to add a receptacle outlet to an existing line. I will run the line from an existing receptacle outlet. Is it okay to locate the new outlet below an existing window?
0
votes
2answers
112 views

Should I drill through the concrete garage wall to install a generator inlet switch inside?

I recently purchased a generator in the aftermath of the ice storms in the Northeast. I'm quit handy with the electrical wiring in my house and have no issue installing the proper circuit for the ...
0
votes
2answers
232 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 ...
2
votes
1answer
57 views

Finding the cause of a tripping breaker

A 15 amp breaker has started tripping. It takes it a minute or two to trip after being reset. I swapped out the wires with the 15 amp breaker next to it, and the "new" breaker now trips instead, so I ...
0
votes
1answer
181 views

What do I do with the third set of wires in this switch box?

I am wiring in a new light fitting however there are three live/neutral/earth combos, plus a live/white which will be the switch. What do I do with the third live/neutral/earth? (And more importantly, ...
8
votes
1answer
3k views

Can Romex (NM-B) be run through conduit?

A few days ago I asked an electrician if I could run Romex through conduit - he gave me a funny look and said "No, Romex is not allowed in conduit." When I searched online, there seems to be a wide ...
11
votes
3answers
41k views

What is a GFI outlet used for, and where should I install them?

What purpose does a GFI serve? Where should they be used?
0
votes
2answers
71 views

None of the outlets in the kitchen are working

The other day I switched on the garbage disposal and now none of the outlets in the kitchen work. This circuit is GFCI protected from the panel but the GFCI breaker in the panel is not tripping. When ...
2
votes
1answer
37 views

Circuit split within panel

In my main panel I have a circuit where the hot wire is split within the panel. I was investigating this circuit because I am getting a hum from any speaker plugged into an outlet on the circuit. I ...
1
vote
2answers
103 views

Will I have to install new cables when converting from a SD CCTV system to HD?

After a breakin soon after moving into our house, we used our cash reserve to improve security. One of these updates was an 8-channel DVR with four external CCTV cameras. The DVR exposes the cameras ...
4
votes
1answer
251 views

What should I do about old cables that have been damaged?

I was replacing some drywall and noticed the wiring underneath has a couple of surface tears. House is from the sixties, but has been rewired with new Romex, except this circuit. Wire seems to be old ...
1
vote
2answers
578 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 ...
0
votes
0answers
61 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 ...
1
vote
4answers
1k views

Can a 20 amp circuit have a 14 gauge pigtail directly to one receptacle?

I'm rewiring a a small part of a wall and I'm confused about a combination of the NEC and the products that I'm able to find. I'm working on a 20 amp circuit (with 12g wire of course). I'm ...
10
votes
3answers
842 views

What size extension cord should I use for multiple computers?

We're hosting a LAN party (several computers, 50+) and I had some questions about power draw; I hope this is the right place to ask. Currently, we're assuming each PC will draw an average of 3.5 ...
5
votes
3answers
358 views

How to prepare for a home service call from my DSL provider?

My DSL internet connection has been very unreliable and slow recently. I called my service provider this morning and they told me that they will be sending someone to my home this weekend to fix it. ...
8
votes
4answers
3k views

Is “don't mix data and power cables” and “don't loop power cables” still valid nowadays?

There are two sayings I keep hearing when talking about wiring e.g. home cinema or computer hardware; Don't wrap data/network cables and power cables up in the same loop because the power cables ...
0
votes
2answers
89 views

Is this a normal fault mode for an arc fault or what is happening in my wiring to cause my AFCI to trip

Sorry for the long preamble. I'm doing a remodel which involves adding a new guest room which shares a wall with the kitchen. I remodeled the kitchen a few years ago, so I have a good handle on the ...
4
votes
1answer
186 views

Can I use SCH 40 for buried and above ground feeder wire?

I'm running 2" PVC from my house to a detached garage to run a 60 amp feeder. Looking at the NEC, it looks like I need to put it in SCH 40 below-ground. However, it looks like I have to use SCH 80 ...
0
votes
0answers
48 views

Two Black One White in Ceiling Box Connected w/two switches

Trying to install new light fixture controlled with two light switches. I have two black and one white in the ceiling box. Should I connect all the black wires together?
4
votes
1answer
159 views

How do I make channels in plaster for electric lines?

Most of my walls consist of solid plaster over masonry, which makes electrical work difficult to say the least. I want to add some wiring to an existing wall in order to add light fixtures to a room ...
0
votes
2answers
415 views

How do I update two 2-wire switches housed in a single box? Both switches are combination switch and PILOT light

I have a very OLD wiring so it isn't clear how to install my new switch per the provided wiring diagram. I have 2 COMBINATION SWITCHES, each has a switch and a pilot light on them housed in a single ...
2
votes
3answers
2k views

How can I replace a 4-way mechanical switch with occupancy sensor(s)?

There is a stairwell in our house, which is currently lit by a fixture controlled by three switches: a 4-way and two 3-ways. The wiring was done very recently and, I'm certain, in accordance to modern ...