Questions tagged [wiring]

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

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2answers
2k views

Generally speaking, when is it necessary to install a sub-panel for providing electricity to an outside shed/office?

Santa Cruz County, CA, USA I'm in the process of building an outdoor office in my back yard (mainly as a "man cave" and quiet place to work from home). The picture makes it look large but it's ...
5
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7answers
5k views

Replace existing phone jack with network cable

I'm trying to get wired network to my living room since wireless isn't ideal for streaming high quality video. My first instinct was to replace the existing phone jack, since I don't have landline ...
4
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2answers
2k views

How can I wire 3 Lutron Caseta dimmer switches in bathroom?

I went to install 3 caseta luton dimmer switches in my bathroom, and found that I don’t understand the existing wiring which has a bank of 4 switches. There are two dimmers and two on/off switches. ...
4
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3answers
52k views

How to wire Two dimmers controlling a string of recessed light?

Refinishing my basement and have an open ceiling at the moment. I have hung 12 recessed lights and connected them in 3 groups (groups of 2, 6 and 4 lights) using 14/2. I then ran 14/2 from the start ...
4
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1answer
13k views

Installing Coax & Cat6 in 2-Gang with Electrical?

Using a 2-gang box, can I install a (1) outlet, (2) coax, and (3) Cat-6 line without code or interference issues? I have an existing 1-gang box with electrical that I am running the coax and cat-6 ...
4
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3answers
24k views

How can I remove the wires from this lamp holder?

The wire on my lamp is too short, so I'm trying to replace it. The fitting/fixture (what's the correct term?) however doesn't play nice: I can't see the correct way to remove the old wire (and still ...
4
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1answer
1k views

How to safely install drywall anchors near wiring

I need to hang a rack on a pantry wall, the other side of which has a light-switch. The rack will be holding quite a bit of weight (well-distributed, and close to the wall, though), and I need to ...
4
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3answers
3k views

Borescope recommendations (features)

I'd love to get a borescope, but I've never used one. Should I try to find a place to rent one first(does such a place even exist?), or should I bite the bullet and buy one. What features should I ...
4
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4answers
4k views

What are the potential dangers of not removing the tabs on a split receptacle?

If I feed a duplex receptacle from two separate branch circuits, I'm supposed to remove the jumper tabs between the receptacles. But what would happen if I didn't remove the tabs?
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3answers
69k views

How can I pass cables vertically through walls that contain fire blocking?

How can one pass (speaker) cables through walls from the floor to the ceiling. I am assuming that drilling a small hole at the top, dropping the cable I want to pass through and catching it at the ...
3
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1answer
56k views

How do I wire two lights with a switch?

How do you wire two ceiling lights on one switch? I have installed the switch, and the two lights, but only one light is working. It is the light that the power source enters. My setup is like this:...
3
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1answer
707 views

Can I upgrade my garage to 20amp service without a headache?

I have an unfinished garage which I am looking to upgrade the service to. Currently it is 15amps running through some difficult to access sub-ground conduit, but if I run the band saw plus the ...
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4answers
33k views

What is the danger of reversing the polarity while connecting a dishwasher to the electrical service?

What is the DANGER, if any, of connecting the white neutral line of the dishwasher, to to black hot line at the power source--- and of course similarly connecting the black hot line of the dishwasher, ...
3
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1answer
169 views

Ceiling Fan Wiring Confusion

Was expecting to find just 3 simple wires (b, w, g) and be able to hook up this ceiling fan quite easily but found this when taking out the old fan...3 sets of wires, #1 with 2 black and 1 white, #2 ...
2
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2answers
376 views

Connecting 2 GFCI Breakers to 2 Hot Leads and 1 Common

So I just bought my first house and in lieu of changing loads of outlets in the kitchen for GFCI outlets I went with two 20A GFCI breakers. Upon going to install the breakers I found that the cable ...
2
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3answers
7k views

Odd Wiring in garage - split 240 breaker into two 120 circuits

Yup, that's right. Now, maybe this is okay, but it seems terrible to me. I bought this house about 3 months ago, so I don't know the reasoning why, but from what I've seen this guy made some poor ...
2
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1answer
76 views

Two switchboxes, power through light - how is this wired?

I have a setup where I have two switchboxes, and three total lights. Switchbox #1 has two switches in it. A dipole and a three way switch. One switch controls Light Number 1, One switch controls ...
2
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2answers
13k views

Can I extend the ground/bus bar in a main service to accomodate subpanel equipment ground?

I am about to replace the main service breaker panel in my house. The old panel (a 200amp Siemens 40-circuit) had bus bars that extended the entire vertical length of the box. The new panel I would ...
2
votes
1answer
120k views

Why would a light switch be wired with the neutral wire?

I'm having trouble installing a WEMO wall switch. The light I want to use it on is a single on/off switch, not a 3 way switch. When I remove the face plate, the neutral wire is wired to the light ...
1
vote
2answers
12k views

It is dangerous to have a power outlet run from a light circuit?

Re this answer regarding wiring a garage door power point from a light is this legal I thought it wasn't but just checking. Edit: Legality will depend on location as mentioned in answers, I worded ...
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3answers
7k views

How do I install a ceiling fan remote?

I am trying to replace a busted Hunter ceiling fan remote. The receiver unit from the old remote had 5 wires - live and neutral, and then 1 that was labeled "fan out", 1 that was labeled "light out", ...
1
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1answer
59k views

How do I wire a 3-way motion sensor?

I am trying to install a motion sensor switch on a 3-way switch in my laundry room. both 3-way switches function normally if I use them now. One 3 way switch, we will call it #1, is by itself. It has ...
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1answer
40k views

Why is my Australian light fixture wired this way?

I just want to replace it with a new light fitting philips tcg701 but there's way too many wires and I don't know why it was done this way.
-1
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1answer
2k views

Help wiring 1-pole switch + USB in single outlet

I have the two products below and I need them to go in a single gang box that used to be a simple 1-pole switch. Product pages: http://www.legrand.ca/adorne/select/switches/aspd1531w8.aspx http://...
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7answers
24k views

Ethernet cable instead of Thermostat wire?

I need to pull new wire from my furnace to my thermostat and was wondering if there would be any problems in using an Ethernet cable instead of standard thermostat wiring. The reason being is I have ...
19
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4answers
5k views

How can I get a wire that is outside a wall to be inside a wall

I recently removed an abominable drop ceiling from my dining room and found this close to the ceiling on the one side of the room. There is definitely a stud between these two holes. On the other ...
13
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5answers
10k views

Do I NEED to use correct colors when wiring always?

What I am wondering is if there is any code that is violated if the wrong colors are used in wiring outlets? For example, it is standard to use white as neutral and black as power but if I only had ...
13
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11answers
76k views

How can I get a shock from a circuit when the breaker is off?

While I was replacing an old outlet, I received a shock from something in the box. I think it was the metal box itself. Before I started, I performed the following to ensure the power was out: ...
11
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2answers
80k views

Is it ok to wire light switches and lights with 12/2 cable?

It sounds like light switches and lights are usually wired with 14/2 cable. Is it okay to use 12/2 cable instead? Would I need special switches?
10
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4answers
20k views

What is the proper wiring for a NEMA 14-30 240v receptacle?

We moved into a resale home, the previous owners had a Gas Dryer, we have an Electric. The laundry room has a NEMA 14-30 receptacle installed. I hooked up our brand new dryer and it didn't get power. ...
9
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2answers
3k views

Is there a standard wiring scheme for AC/heater thermostats?

I have a project idea where I would really like to be able to make my own thermostat to control my home's AC and heater. I have just two questions Is there any standard wiring/color code? Are any of ...
9
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2answers
10k views

Electric going out in half of house

I have 3 rooms that lose power on my main floor and 3 that still have power with no breakers being set off. One of the rooms is the kitchen but the stove still works. Actually when the power goes ...
9
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6answers
22k 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 ...
8
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2answers
16k views

What gauge speaker wire do I need?

I am looking to run some speaker cable through my unfinished basement. I will need 35 ft long cables for a couple of Technics SB-A10 speakers. What gauge of cable will I need? How is the gauge ...
8
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3answers
12k views

Wire size for double pole breakers

Just had a home inspection completed and one of the things advised to be corrected is the wiring running to an AC unit. In the breaker panel it's hooked up to a 30-amp double pole breaker with #12 ...
8
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1answer
46k views

What type of wire should I run when updating a ceiling fan?

I started to change out my ceiling fan and noticed the support brace is actually laying on the drywall and not firmly attached to a beam. I also noticed the new fan has a blue wire where the wiring in ...
8
votes
1answer
754 views

How should I install a signal cable duct from new home office to a wiring closet?

I'm constructing a new home office and rather than having fixed cables from the (existing) wiring closet, I want to have the flexibility to add/remove/change cables in future, so I've been looking at ...
8
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5answers
43k views

Why is it good practice to remove sheathing from NM wire when going through conduit?

I've been discussing specifics of an electrical job with a licensed electrician and he mentioned that in my area, it's acceptable/recommended to feed 12 gauge NM wire through an outdoor conduit but ...
7
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2answers
31k views

Can I wire a refrigerator and dishwasher on the same circuit?

Can I wire a refrigerator and dishwasher on the same 20 amp circuit?
7
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1answer
1k views

Is it reasonable to create a 30amp branch circuit for the purpose of feeding the panel from a generator?

I recently purchased an 8kW generator (Briggs and Stratton). It has a 4-wire twist lock outlet that can handle 30 amps. Suppose I were to: Run a 10/3 NM cable from the panel in the basement out to ...
7
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4answers
62k views

Australia: Which wire is hot / active and which is neutral?

Here's a photo of wires coming out of my ceiling (grey, yellow/green and black) and the wires going into a ceiling lamp (brown and blue). So in Australia the general colouring codes go like this: ...
7
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2answers
21k views

Can I run THHN wires through an attic without conduit?

I have a new workshop and I'm running 6/3 out to it. My run will need to go from my existing panel through the attic, down an external column (with normal housing siding) and then into an underground ...
7
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5answers
84k views

Will an existing 10-3 w/ground electrical wire handle a 50 amp 220 volt welder?

I am wondering if my current electric service wiring can handle a welder. The welder documentation recommends a 50 amp breaker on a 220 v line. Currently I have a 60 amp breaker on a 220 line going ...
6
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3answers
72k views

How to properly wire a ceiling light fixture?

I rent an apartment and a tenant installed ceiling fan that was not well secured to the ceiling. I removed the fan and attempted to re-install the original light fixture after he moved out. I am ...
6
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3answers
1k views

Can I use metal masonry device (switch) boxes in a stud wall?

I am installing new wiring and need to place 5 lighting switches in one location (yes, I understand the problems/issues of confusion, etc.). These will all be 3-way switches, non-dimmable. I plan on ...
6
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3answers
3k views

Cloth-covered NM questions

My 50s era ranch home is wired using cloth-covered NM, as you can see in these photos (taken in a basement closet located under the stairwell where the NM is run exposed): Should I be suspicious of ...
6
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6answers
7k views

Are power outlets in a home out of phase with each other?

I'm working on a science project and there's one aspect of home wiring I need to find out (don't worry, I'm not messing with wiring - this is all on paper). Since 120V outlets in a home can be wired ...
6
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2answers
5k views

Is there a name for a duplex outlet that takes eight wires, plus ground?

In my home (built around 1970), I found a bizarre outlet when replacing the dated old ones. The front is your standard duplex, but on the back there are holes for 8 wires (4 hot, 4 neutral) plus the ...
6
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1answer
4k views

How can I plug my 3 prong dryer into a 4 prong receptacle?

My dryer blew up and there is no chance of repair — it was pretty old anyway. I found a used dryer and brought it home. Unfortunately, the cord don't match the receptacle. I Need to know if ...
6
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2answers
3k views

White PVC pipe for electrical wiring

I am running about 20 feet of 8 AWG 4 wires through 3/4 inch PVC piping for a electrical power generator (transfer switch to L14-30 outlet). Wanted to know, codes aside, if it is fine to use white ...