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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6 views

How to change old electrical box with conduits

I am working on removing an old wall electrical box, as it is too small for a dimmer, and replace it with a new bigger blue colour box. Is it a good idea? I checked that wires in the old box come ...
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1answer
15 views

Ceiling fan wiring (2x light switch, 1x fan switch)

I'm installing a ceiling fan in our kitchen and we need to have 1x switch for the fan (preset fan control switch) and 2x switches for the light (1x 3-pole dimmer switch, 1x 3-pole switch). I was ...
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12 views

Wiring a 3-way switch

I have a hallway light that was originally wired to 2 switches, with 3 wires at each switch. But a previous owner replaced one of the switches with a 2-way dimmer switch and capped the third wire. Now ...
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1answer
25 views

How to connect 3-wire appliance to 4-wire junction box

I want to replace my old electric cooktop with a new electric cooktop. The new cooktop is 208/240V. It has 3 threaded wires: red, black, and green. The metal junction box is 4-wire grounded. It has ...
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1answer
48 views

Jumper wire on a light switch box and I'm not sure what else

While painting the living room the light switch cover was off. None of the switches are using the green ground screw. There is a jumper wire between switches, on the hot side. All the green wires are ...
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1answer
42 views

Kasa “Smart” Switch does not turn off the light

My house has older wiring and a lot of stuff is rigged in a weird way. When I installed the Kasa switch, I was careful to only connect black to black and white/neutral to neutral and ground to ground ...
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3answers
44 views

Is it ok to run 14 gauge wire for lighting off of a chain of 12 gauge outlets on a 20 amp breaker?

So, I had a friend wire my basement for me because even though I had a basic understanding of it, I wasn't 100% comfortable with doing it alone (he's been working construction for several years now). ...
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1answer
35 views

Smart Switch Compatibility

I’m looking at purchasing some smart switches to replace my normal switches. But before I do I wanted to ensure they would be compatible with what I’m looking at. Below is the image of the wiring for ...
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4answers
3k views

Can I connect a black wire to one breaker and a red to another from the same circuit?

One of my breakers tripped last week and wouldn't reset so it needs to be replaced. This is a double breaker with a black and red wire. The switch with the black wire is the one that won't reset. I ...
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868 views

What kind of crimping tool do I need for these bullet-style cable connectors?

I need to connect pairs of wires within a narrow space (in one of the dimensions). I've been thinking of getting this kind of connector pairs: but I know they need crimping. The only crimping I've ...
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150 views

Two lengths of 12/2 romex to substitute for 10/2

Can I run 2 lengths of 12/2 romex 100 feet to substitute for a single run of 10/2? I'm not needing to meet code, just trying to get 120 v at 20 amps to my shop with as little light dimming as possible....
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110 views

Wiring A Switch For A 240v Power Outlet

I want to add power outlets to a side of my garage that currently has none but am struggling to find wiring diagrams for a 240v switch that will be connected to an outlet. Is it as easy as 2 hots ...
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Why would an inspection company flag two NM 12 gauge wires going through the same joist hole?

How many cables are you allowed to run through a single hole in a wooden floor joist? We have a question and good answers for the NEC guidelines. Why would an inspection company flag this and note ...
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1answer
444 views

can a 240 dryer outlet be moved using a junction box?

A dryer was moved and the people put a junction box in its place. Can I run the new line by attaching to the old one using the junction box. They just disconnected it and turned off the breaker. I ...
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2answers
98 views

Is it okay to pigtail 12AWG and 14AWG on a 15AMP circuit?

While working in my attic I lightly bumped a stud that had an outlet box as well as a switch that controls my attic light attached to it and when I did sparks shot out of the outlet and the circuit ...
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4answers
90k 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 ...
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199 views

Junction Box Blank Cover in HVAC Duct

I am starting a bathroom remodel second story that requires a length of NM wire to be lengthened by a few feet. I realize I can't do this hidden in a wall or floor and need this done in accessible ...
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69 views

Enable switch with two pair of black and red wires

I am in the UK, I have a switch that has been disconnected. The rose that this is connected to has the red wires into the "Loop" part. (There are two ceiling roses connected to a single ...
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3answers
108 views

Can I use existing heater wiring to supply a sub-panel for two circuits?

I'm converting an existing sauna room to infrared. It currently has one 240/30A circuit. I have two heaters and one power supply/controller. Before purchasing I believed the power supply would handle ...
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1answer
174 views

3 Lights, One Switch, Power at 1st Light - HELP!

Can someone please tell me if/how I could add an additional light (or two) the the wiring arrangement in this diagram using 12/2 wiring. Also, could I us this "to the next unswitched fixture"...
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1answer
265 views

Where to put my doorbell transformer for new wired doorbell in old house?

I used to have an old whole house intercom system with an integrated transformer inside the kitchen wall, far from the front doorbell. For the new basic doorbell, I was planning to power the doorbell ...
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5answers
4k views

Replacing receptacles - why are white and black wires crossed?

I am in the process of replacing all receptacles and wall plates in my home. Most of the receptacles are pretty straight forward to replace as they have only one black and one white wire (and ground). ...
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68 views

Electrical Problem, or is there?

Tonight I had a breaker that kept tripping. Recently I had a wiring issue on a different circuit and got that fixed, but now this circuit is tripping my breaker. I disconnected absolutely everything ...
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3answers
14k views

Extending power from existing three-way switch circuit

I have 2 circuits of 4 lights connected via two 14/3 cables to two sets of switches that on/off each circuit. Power comes in at Switch1/circuit 1. All works fine. I want to extend power from second ...
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1answer
134k views

Wiring to a detached garage

I have a detached garage approximately 50' from the house supply panel. I want to wire 6 outlets & maybe 2 overhead lights. I will have no heavy use, mainly 1 outlet & overhead lights. I have ...
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0answers
34 views

Three way switch wiring problems (1 light, 2 switches)

I am installing a ceiling light that runs off of 2 switches. The ceiling box has 2 white and 2 black wires. Three are neutral and only the one black is hot. I have tried every combination of the wires,...
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2answers
804 views

Do I need to use BX wire in my house?

I live in the Chicago, IL suburbs, and I've been told that I need BX wire to be up to code, both from a worker at Home Depot and from a friend who is an electrician. However, I have only used Romex ...
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1answer
145 views

How to add an extra light to an existing light

I have a question that I think is really simple for you experts (naturally I'm a novice) so hopefully someone can help me out. I want to add an additional light to an existing light already installed ...
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4answers
123 views

How To Run Thermostat Cable Without Going Crazy?

I've read a hundred questions on this, and most of the answers come down to solutions I've tried that don't work, hiring an electrician, or doing some very messy work. I'm hoping there's some way to ...
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3answers
312 views

Do I need to install GFCI outlets at each location for switched garage lights?

I am wiring up multiple switched outlets in garage ceiling for the garage lights and i am assuming they all need to be GFCI protected. So my question is must I install GFCI outlets after the switch ...
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3answers
580 views

What wire should I run to my garage for tools and a welder?

I will be running 240v to my garage to wire up an outlet. From the Panel in our basement to the plug location it is about 30M(~100ft) away. I am hoping to have an outlet in my garage that can service ...
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59 views

How should I connect a GCFI outlet and switches to the wires in my bathroom?

In my son's newly purchased house bath there is a box with 2 switches and an outlet. I am replacing the switches and changing the outlet to a GFCI. There is power coming in on a 12/3 cable, 12/2 cable ...
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4answers
2k views

Why am I getting nuisance trips with my GFCI breaker?

Any load trips a new GFCI breaker: Conditions: Brand new construction. New 75' 4wire feed to new subpanel from a long working and reliable main subpanel. One GFCI breaker feeding 4 outlets from new ...
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4answers
1k views

Is it possible to wire this diagram the way I want?

This all started when I tried to attach a fixture in my Mudroom to a Ceiling Box that I was told was ready for it. The house is older (1948) and undergone some "interesting" DIY additions by ...
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1answer
88 views

Electrical component melting?

I'm not sure what this may be, so I would really appreciate your help and specialism towards this. Recently, I found that my cabinet containing the fuse-box, electrical meter and other components ...
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1answer
60 views

Advice on estimating load and wiring a small cabin

I have some basic electrical knowledge but have never wired anything. I plan on wiring a 288SF cabin; it be just one room and will have a separate small bathroom. I will need a mini split system to ...
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1answer
51 views

Replacing hardwired dishwasher with existing wire

I am replacing one Frigidaire gallery dishwasher with an new one. My old dishwasher only had a black and white wires for hardwiring. So it was wired black to black and white to white with the power ...
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2answers
29 views

Outdoor 3-way motion sensor on a low volt circuit?

50ft path from driveway to front door. Volt 150w transformer. 5 kichler fixtures, currently daisy chained. no significant drop. Want a motion sensor on each end: exactly how does one wire this? Thanks!...
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56 views

How do the impermeabilization of external power cable?

Hypothetical situation: I would have to install some external reflectors like this on my store. It should be screwed as higher as possible on the external wall to illuminate outdoors, increase store ...
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4answers
261k views

Where does the ground wire go in a 3-prong dryer cord configuration?

We moved to a new place where the dryer connection is 3-prong instead of 4-prong. The dryer was originally 4-prong, so we bought a 3-prong cord and installed it. It works fine, except I am not ...
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1answer
49 views

Meross 3-Way Switch installation where the first box connects the power source, light, and second switch cables

I'm looking to add a Meross MSS550 3-way switch. My wiring matches this diagram. The Meross switch requires a Live, Neutral, Ground, and 2 traveler wires. It only requires the replacement of one ...
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2answers
110 views

What are the steps to map (and remove) unused electrical housing wire?

Hello Stack Exchange, I'm a new homeowner that bought a house originally built in 1920 and has been since remodeled. It is my understanding that the previous owner attempted to remodel and add wiring ...
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2answers
56 views

How can I switch a circulation pump between continuous power and thermostat control?

I have a dedicated 20 amp circuit powering my boiler's control unit. The control unit is basically a relay operated by the thermostat that 1) fires the boiler and 2) turns a circulating pump on and ...
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1answer
168 views

Am I using a multimeter incorrectly? Or is there a short in the cable?

I'm trying to troubleshoot some electrical issues myself before I hire an Electrician. Partly out of curiosity about what the #$@%! the previous owners of the house did, but also hopefully to save the ...
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1answer
50 views

How to run cables in drywall?

How to run cables in drywall? It is unlike a masonry wall with built-in conduits, isn't? How is it done? Thanks in advanced.
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1answer
58 views

Razor Socket to GFCI Conversion Kit.. Load terminals vs Pigtail

Hi, I'm trying to convert this 1973 "Razor Only" socket to GFCI. I have the full conversion kit and I'm wondering the best way to approach wiring it. I've seen videos where electricians do ...
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2answers
396 views

Adding Cat6 Surface Mount Box

I went to my local retail network box store and after being assured by the sales person that this would work for Cat6 and produce Cat6 speeds I purchased this to wire-up my Cat6 cable to, then run a ...
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2answers
771 views

How to connect one set of wire (+ ground wire) to outlet

So I've been going through the house and have been updating our outlets and it usually involved connecting two sets of wires and a ground wire. Today however, I ran into a set up that consisted of one ...
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1answer
98 views

How do go from a single light/fan bathroom switch to a double paddle with no ground or hot wire?

The old switch had just 2 side wires, one for the fan and one for the light. There was no ground of hot. I'm installing a legrand radiant 2 in 1 paddle switch, and it's not working. I'm assuming that'...

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