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Questions tagged [wiring]

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

4
votes
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?
4
votes
1answer
12k 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
votes
3answers
50k 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
votes
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. ...
3
votes
1answer
55k 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
votes
1answer
697 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 ...
3
votes
4answers
32k 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, ...
2
votes
2answers
361 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
votes
1answer
73 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
votes
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
119k 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 ...
2
votes
3answers
6k 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 ...
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 ...
1
vote
1answer
57k 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 ...
1
vote
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", ...
0
votes
1answer
38k 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
votes
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://...
21
votes
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
votes
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
votes
11answers
75k 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: ...
13
votes
5answers
9k 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 ...
11
votes
2answers
78k 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
votes
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
votes
2answers
7k views

What type of connector is this and how do I remove it?

I was trying to install a ceiling fan in my apartment and came across these connectors when removing the light. What is this and how do I take it off?
9
votes
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 ...
8
votes
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
votes
3answers
11k 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
votes
1answer
753 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
votes
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
votes
1answer
45k 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 ...
7
votes
5answers
83k 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 ...
7
votes
4answers
55k 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
votes
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
votes
2answers
20k 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
votes
2answers
30k 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?
6
votes
2answers
24k views

Can I split the direct wire to dishwasher to handle a garbage disposal as well?

I've just plumbed in a new garbage disposal unit under my sink. The plumbing appears to be fine - nothing is leaking so far. Now I need to wire it in. It's next to a dishwasher, but the dish-washer ...
6
votes
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
votes
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
votes
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
votes
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
votes
3answers
71k 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 ...
5
votes
2answers
10k views

Can I connect two load lines to a GFCI receptacle?

I just bought a leviton GFCI and the instructions say if there are two load lines in the box, do not connect the GFCI in that box. I can't understand why this is a problem, especially since the ...
5
votes
2answers
2k views

Inspector says that split bolts shouldn't be used on live connections. Right or wrong?

I installed a spa sub-panel on the exterior of my house. The inside wiring is NM-B 6AWG wire that goes to a junction box where it's spliced to 6AWG direct bury rated wire (the NM-B wire I had wasn't ...
5
votes
7answers
11k views

Can multiple 2-way occupancy motion sensor switches be used together?

Can multiple 2-way occupancy (AKA motion) sensor switches be used together? For the top and bottom of a staircase, I want the lights to be on if either switch senses motion and the lights stay on ...
5
votes
2answers
6k views

Is it safe to install a sconce light box inside a return air space?

In my finished basement, the space between one section of studs is being used as a return air duct for my furnace and central air. Here is a picture, looking up from the vent at the floor level: On ...
5
votes
2answers
183 views

Can I use a ground rod as an equipment ground for a detached garage?

I'm in a bit of a dilemma. The house we bought has a detached garage supplied by 12/3 UF with ground. The previous owner/handyman set this up as a multiwire branch circuit (MWBC) with a twist: one ...
5
votes
1answer
2k views

How do I wire a switch/receptacle combination?

Here's my current situation. I've got 14/2 to the ceiling. The hot wire has a runner, which runs down to the switch, and the other wire is a switched hot, back to the light. The other side of the ...
5
votes
2answers
2k 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 ...
5
votes
3answers
445 views

What's wrong with this wiring?

Something is wrong with the wiring in my shed, I think. I'm pretty sure that it's been wrong since the previous occupants lived here, and maybe even earlier than that. When I moved in there was clear ...
5
votes
4answers
6k views

Concerns about replacing a worn out light switch

Our home is about 3 years old. New construction. New parts. The main lights in the kitchen are a 4-way circuit (3 switches, + lights). Since we primarily come into the room from one side, one ...