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

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Which terminal should be used for a “C” wire when none are labeled “C”? Older electric furnace/heat pump

I have an all electric air handler/furnace connected to a separate AC unit and it is also a heat pump. I've purchased the latest and greatest Honeywell WiFi "Smart" Thermostat and it needs a C wire. ...
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19 views

Furnace not working properly with digital thermostat

I have been attempting to use several different types of digital thermostats to replace my old mercury thermostat, however none of them are able to control the furnace properly. All of them are able ...
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1answer
66 views

What should I do if wire gauge is too large to fit into a screw terminal?

First time poster here. I am working on a robot controller that requires mains power. I was provided 10AWG wire (the unit recommends 14-10AWG, and this is National Electric Code FTR). I took out the ...
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2answers
54 views

How do I wire up a 4-wire dimmer switch when I only have two 2 wires from the wall?

I'm replacing (yet again) my bathroom dimmer switch. The old switch had 3 wires: 2 black and one green. The two black wires were attached to the wires coming out of the wall and the green wire was ...
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1answer
45 views

What should I do about nonmetallic sheathed cable that was wet?

The wire running to my dryer (240V) got wet from a leaking AC window unit directly above on second floor and tripped the breaker. I saw the ground wire paper was damp after removing the outlet cover ...
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23 views

How can I wire switch to convert a regular outlet to half switch?

I have a junction box with 2 switches: - Right switch controls the ceiling fan. - Left switch does nothing, but the black(hot) wire is labeled "Fan". The white neutral wire is not attached. I'm ...
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31 views

power distribution loss of negative on 120v circut

if you loose the negative wire on a120v circut,can you use the negative going to a different circut braker panel supplying power to a different part of the building if the load is not high on that ...
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2answers
74 views

How to install ceiling light where there previously was none?

I want to install ceiling lights in two upstairs bedrooms in my house. There is a light-switch on the wall that turns power on and off to one of the electrical outlets. I would be perfectly happy to ...
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33 views

Does it matter where is live and where is neutral when wiring an electronic ballast?

I just bought a new electronic ballast to replace the old one for my florescent lamp. However, the connection diagram on the ballast does not indicate where I should connect the live and neutral ...
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47 views

Can I replace a junction box with a piece of conduit if I rewire the circuit completely?

I have a bathroom where the fixture was moved. Can I remove an old junction box if I use conduit joiners to splice in a piece of conduit ? I plan on rewiring the fixture from the switch after.
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34 views

How do I wire a GFCI switch/outlet receptacle?

I'm replacing a switch with a switch/outlet (GFCI) in my bathroom. The switch will control the bathroom exhaust fan. Currently I only have two wires to work with (hot & neutral...no ground). ...
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69 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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29 views

Three-way switch problem, potentially faulty

I have a fairly specific question related to three-way switches. While I understand in principal how they work and how to wire them (I think anyway), my specific wiring is not generating the expected ...
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1answer
37 views

How do I properly install GFCI outlets with existing 12/3 wire in parallel and on a switch?

I am trying to help my inlaws with a problem in their living room. Two of their outlets stopped working and I don't really know why. The outlets were wired to a switch in the hallway, which ...
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2answers
50 views

Adding USB Dual Port Charger Receptacle Blows Mains

I purchased a Hubbell "USB Dual Port Charger with 15A Duplex Receptacle" from Lowes to replace the duplex receptacle on my kitchen island. I first opened the circuit labelled for the island. The ...
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3answers
30 views

Replacing Bathroom vent, heat light combo and wiring is weird! HELP!

I am replacing a bathroom vent, light, heater combo. The wiring from the house has three switches, but has only two lines with three wires (black, white and ground). The new vent, light and heater ...
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1answer
21 views

Can I use these replacement ballast even though the yellow wires are on the opposite end?

I am trying to replace a ballast for my garage lighting. I removed the old one but there are absolutely no markings, numbers, diagrams or anything on it. It is a 2 lamp 120V fixture with 40W T12 ...
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1answer
32 views

Is a weather resitant gfci required outside in a metal box with in use cover?

I have a pool that is just off my deck. The gfci i have went bad so i need a new one. It was a 15 amp gfci in a metal box attached to 1/2 in emt conduit with a metal box and a non in use cover. Thi is ...
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37 views

How to wire an in-celing recessed projection screen

So, I have a in-ceiling recessed projection screen. This sits flush to the ceiling so all projection screen box lives permanently inside the ceiling. However, odly, it ships with a 3 prong electrical ...
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70 views

Wiring GU10 Sockets: Cables are of same color - which one should be “live”?

Question: How can I know which cable should be "live" and which one should be "neutral", or does it not matter? (GU10 socket).
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2answers
172 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 ...
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58 views

How do I wire a GFCI with 5 wires?

How do I install a GFCI receptacle with 2 black and 3 white wires plus a ground? I have two such regular receptacles next to sinks and should replace them before the upcoming home inspection, please ...
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75 views

Can I wiring LED light fixtures in parallel?

I have 4 120 v 20 watt LEDs. I want to put them over my desk. They are the Lusa Lighting Model #33000 (If you want to see the PDF). They come with plugs so you can plug them in separately. I want 1 ...
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3answers
22 views

How do I connect a light before a 3way, followed by a 3way, then a light? [closed]

I now have power to 3way A, connected to 3way B, to a light. I want to add a light before 3way A. Power comes to a junction box, then to 3way A. A is at the bottom of a stairs and B is at the top.
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52 views

Should a heavy duty transformer (used predominantly for LED lights) be on the mains ring or the lighting circuit?

I am putting RGB LED strip lights in a room, powered by a fairly heavy duty (30A) 12V transformer. The transformer will also power a Raspberry Pi (volatage will be split to give it 5V)that will be ...
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81 views

Are these three-way switches?

I have 2 bedrooms and I want to replace the light switch for a dimmer. I though it would an easy job for a beginner like me but after I opened the first switch, I realized there was a 3 wires (I was ...
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1answer
39 views

What could be causing the light in my basement to heat up and turn off?

I have installed 8 lights in the basement. It is pretty straight forward parallel wiring into each junction box. the last one of the 8 just ends, obviously, as no other light is needed so no wires ...
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1answer
53 views

How to wire a light fixture with 3 white wires in box?

I just removed a light fixture which was connected to three wires. One light wire (both are brown) was hooked up to two white wires, and the other wire from the light (also brown) is connected to one ...
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1answer
65 views

How do I wire a gazebo

I just purchased a outdoor pavilion that came with an electrical package. It includes a #12 two wire plus a ground wire going into an electrical box for the on and off switch to run the fan and ...
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1answer
53 views

Is it wrong to connect the red ceiling wire to the blue wire on my receiver for the remote and the blue wire from the fan?

I have installed a ceiling fan with a light kit and remote control. I connected all the wires as per instructions but, there is a red wire coming from the box that is extra. I connected it to the blue ...
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1answer
34 views

Can I run wireless alarm sensor in same conduit as power?

I need to connect a water flow valve to my wireless alarm. I plan on connecting the water flow switch to a wireless alarm sensor Currently there is a junction box that has power running to it that ...
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101 views

Should electrical wiring be placed above or below plumbing pipes

I'm putting a bathroom in my garage/shop. I'm going to have to run wiring and water supply plumbing through the same walls. should I put the wiring above or below plumbing?
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82 views

Strange light switch wiring… why would neutral and hot be connected?

I'm having trouble figuring out why my light switch box is wired the way it is. The place I'm living in is quite old (guessing built in the 80s?). Originally, I opened open the panel with the hope of ...
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1answer
41 views

Is there an advantage to using EMT over Plastic Flexible Conduit for Low Voltage runs?

I am planning a structured wiring project. As AV wiring is always changing, I think it would be pertinent to run the low voltage wire in conduit. While discussing the idea with a friend (and hardware ...
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3answers
133 views

A spark from a power strip recently made the electricity go out is it safe to turn it back on?

About a week ago my daughter plugged up her iPod to a power strip that was plugged into an outlet in her bedroom, she said she placed the iPod onto the power strip and let it sit there while she ...
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3answers
117 views

Should I be using wire nuts to connect my light socket?

I am replacing a light socket in a ceiling lamp. The old socket had two short wires permanently attached to the socket, which were then connected to the wires coming out of the ceiling with wire nuts ...
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2answers
108 views

Is it possible (and safe) to adapt a 4-prong dryer outlet to a NEMA 6-20?

I'm considering an appliance that is 240v 16A 3500watt with a NEMA 6-20P plug. Is it possible and safe to create an adapter for this so that it can be plugged into a standard 4-prong 14-30R dryer ...
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1answer
63 views

Wiring multiple switches off 1 load wire

How do I wire a three way switch and a single pole switch off of 1 load wire?
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2answers
273 views

How do I change which half of a receptacle is controlled by a wall switch?

I have a switched outlet in a bedroom. The top receptacle is controlled by a wall switch while the bottom is always hot. Can I make it so the top is always hot and the bottom is switched by just ...
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2answers
254 views

Can I install a Honeywell WIFI Thermostat?

I have done quite a bit of research and have not been able to find an answer I am looking for. I currently have a manual digital thermostat that is not programmable made by Braeburn. My system is a ...
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3answers
88 views

Running a new kitchen light circuit from a receptacle with a “traveller.”

I'd like to power a set of three ceiling-mounted down-lights from an existing receptacle in a kitchen reno. A picture of the existing receptacle is attached. My confusion is it has a fourth wire ...
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3answers
145 views

How do I wire a ceiling fan?

I recently purchased a ceiling fan - Harbor Breeze Tilghman WITHOUT a light - to replace a ceiling fan WITH a light. The wires coming from the (old)ceiling are red, black, white, green, and copper. ...
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4answers
93 views

Should a neutral wire ever be connected to the neutral for the power meter?

I was not working with this circuit breaker box but I was interested to see what was going on with only 3 breakers for the entire apartment. I found a neutral from the apartment going into the ...
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1answer
120 views

Can I use a 20 amp breaker in the situation of having 15 amp wire connected to a 20 amp main wire?

Can I use a 20 amp breaker in the situation of having 15 amp wire connected to a 20 amp main wire? If I can't would using a 15 amp breaker be ok?
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0answers
75 views

Replace 1 gang 2 way with 2 gang 2 way

I currently have downstairs in the hall, a 2 gang 2 way switch that has 5 wires, two red wires coming from 1 cable, and 3 wires (red, blue, yellow) coming from a second cable and they are wired to ...
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74 views

2 circuits connected in one box?

I'm swapping out outlets and this one has me stumped. This is in a room of switched outlets (top outlet is always hot, bottom is switched) so the red/black side tab on each outlet is broken off. The ...
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31 views

what kind of electrical boxes and fashioning methods are best for metal framing?

What kind of electrical boxes and fastening methods are best for metal studs? Are there special boxes that are best to use?
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3answers
339 views

Help connecting cat5e cables for home networking

I'm renting an older house that was renovated a few years ago, and I'm hoping to utilize the cat5 wiring in the house for networking. Here's the setup: internet --> coax --> modem --> ...
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1answer
68 views

What circuit should I use for a new outlet in my living room?

My house (built in 1953) has a number of electrical inconveniences, including the fact that the same circuit that powers the outlets in the living room also powers many other disjoint locations ...
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2answers
73 views

Wiring requirement for small kitchen

I am in the process of renovating an older home where I require just two or three counter top receptacles. I discovered in the NEC that: The countertop receptacle outlets in kitchens must be ...