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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Marking 3 circuits in one conduit where 1 circuit originates in a different panel

I have a main panel (200A and an adjacent subpanel that was installed when an addition needed more breaker spaces. The work I am doing is on the interior of the garage's concrete block wall. The ...
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1 vote
1 answer
43 views

How to wire switch with 3 cables and outlet where only 1 is affected by switch

Here is a consolidated version of the situation. There's more outlets that repeat in series and I am not showing grounds. My Fiancee put a new fixture in the closet. It wouldn't turn on. We hired an ...
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2 votes
2 answers
221 views

Can I add an extra insulated wire into my 10/2?

I’m running a new dryer line upstairs with 10/3. I bought 50’ hoping it was enough but alas, I’m short about 3’. I have 20’ of 10/2 leftover from a different project and wondered if I could cut a ...
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15A DF breaker keeps blowing at sub panel hot connection point

Problem: My single pole 15A DF breaker has blown twice (I stopped after the second time) at the hot connection point in a newly installed outdoor sub panel. My goal: I recently installed two new sub ...
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7 votes
3 answers
1k views

Is white wire with grey stripes positive or negative wire?

I want to re-wire an ac to dc power adapter for an ONT(Optical Network Terminal - AKA Fibre Box mounted on a wall) and replace the adapter with a standard DC plug. This is because I want to connect it ...
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8 votes
5 answers
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Is it okay to plug 16A/250V appliances to a 10A/250V outlet?

I live in the Philippines. The power outlets at home have 10A/250V label on them except for the air conditioner outlet that's 20A/250V. I have a computer monitor, CPU case and printer from Germany. ...
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2 answers
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Invisible Fence Wiring

Most of our backyard in fenced in and I would like to close off a section for the dog to run around with invisible fence. In the picture below the red is the existing fence. The blue line is where we'...
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2 black wires, 1 hot and a red wire. Pigtail in outlet

I changed out an outdoor light and went to hook up the other one, but the new one didn’t come on when I wired the outside black and white wire. The inside outlet has 2 black wires ( 1 hot ) and a red ...
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What is this box of wires?

Does anyone know what this small box of wires are? Seems to have a bunch of potential ground wires gathering here. The box itself is just screwed to the house. Some wires go to the telco box, one to ...
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4 votes
2 answers
443 views

14/3 for dual 120 appliance

I am running 15 amps to a furnace that uses 2 separate 15 amp 120V circuits. 240V is not used. Is 14/3 adequate? Is a 14 gauge return good enough for both poles?
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Wiring smart switch

I have two separate lights in my room with two switches in the same box and am upgrading to two smart switches. The switches I bought have a neutral and I don't seem to see them in the box. Can anyone ...
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1 answer
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I need help figuring out a problem with a switch operating 2 ceiling lights

I have the following setup. There are two switches in box. The left switch operates outside floodlights and works. The right switch supposed to operate 2 indoor ceiling lights and does not work. The ...
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1 answer
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120 volt wire loses voltage randomly

I recently ran a wire on a known 15 amp breaker to an outdoor GFCI outlet. Have 120 volt at the tie in, 120 volt at the outlet, all good. Then last night I lost all power at the outlet, now shows ...
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1 vote
4 answers
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33 To 72 Volts On A "Powered Off" Gosund Wi-Fi 3-Way Switch ( ? )

I'm running the electric for a home theatre; I've installed lighted movie posters that plug-in to standard electrical outlets. The lights within the boxes are LED light strips with transformer/...
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1 vote
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Acceptable to drill out 3/8” NM clamp for 10/3?

I’m trying to add a 10/3 circuit, but physical access to the knockout available in my panel is challenging due to the way it was installed. I can get a 3/8” clamp fitting in there with some difficulty,...
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2 votes
2 answers
405 views

Junction box for furnace fuse reads hot with NCVT, but the furnace operates normally. Is this dangerous or incorrect?

Location: United States, Colorado While diagnosing an unrelated electrical issue during renovation, I discovered that the junction box containing a fuse and switch, which provides power to my furnace, ...
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2 votes
2 answers
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Transition from 6/3NM -B cable to THWN 4x6AWG outside

This question is similar to others, but some are older... I am in the planning stages of running a 240V 50A circuit to a spa box in my back yard. The spa manufacturer calls for 6AWG throughout and a ...
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1 answer
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attic romex wiring

there are some long romex wires in my attic. How can I figure out what they go to? HOw can I figure out if there is power in the wire? I want to add a ceiling fan, but there is no easy rout to the ...
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1 vote
2 answers
34 views

Where to connect the C Wire? See pictures and diagram [duplicate]

I have Rheem RBHC-14A00NFA AC unit. I am trying to install nest thermostat but don’t know where to connect the C wire. I am attaching the picture of the wires and the diagram. Please help! Thanks
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1 answer
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220 window unit into a 110

I have a 220 window a/c ..can I splice the cord with a 110 end if I do will it work or cause a fire or something also on the fuse panel can I run a jumper wire from an empty 110 slot to the slot that ...
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2 votes
1 answer
107 views

Move electrical outlet up one inch [closed]

This seems like a simple thing to do, but before I give it a try I am hoping for advice here. I bought and installed a new bathroom vanity not too long ago. It came with a piece to function as a ...
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3 votes
2 answers
810 views

Is it okay to run Four #6 gage wires and Three #12 gage wires in 1" PVC Sced. 40?

Can I run a total of seven wires in a 1" Schedule 40 PVC conduit? Four wires will be 6 gauge for a 50 amp hot tub. Three wires will be 12 gauge for a 20 amp outdoor GFCI plug.
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2 votes
1 answer
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Ceiling fan with only 2 wires

I currently have a ceiling fan installed with the use of a dual gang box, with one switch controlling the fan and the other controlling the light. We are shopping around for new fans and are seeing ...
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1 answer
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Ceiling fan does not turn off. Stuck in high. No wall switch no remote. Light does not work

Ceiling fan will not turn off. Runs on high. No wall switch. No remote. Light does not work. Oklahoma usa
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0 answers
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GFci replacement wiring question

I am replacing my GFi and I see that only the white wire on the line from the junction box is wired into the line side. The black wire on the line side is there but not screwed on to a terminal. Is ...
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5 votes
1 answer
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Any code issues with putting an electrical box right next to wire on opposite stud?

Thinking of expanding a 2-gang box to a 3-gang box in a bedroom (light switches next to the door). I'm measuring about 6.25" between the studs. I want to use the following box, which is listed as ...
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1 answer
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What is this cable on ground from power pole

Tree fell on cable going from neighbors house to power line pole. Company came and fixed the power line to neighbors house but left two wires on my ground that still are hooked to power line pole. One ...
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0 votes
1 answer
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How to connect a 5 wires ceiling fan to a 3 wires receiver?

Here's my problem. My tenant left with the remote of my ceiling fan (on purpose), and it's the only way to control the fan and the light on it. So I bought a universal remote and receiver and planned ...
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0 votes
1 answer
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Changing old ceiling fan wiring

So I am changing out an old fan in my house.. there is NO ground. There is TWO white wires and then a wire that has some type of black cloth around it tied together with 1 white wire coming out of it. ...
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0 votes
3 answers
73 views

Does maximum amperage for a breaker change when using a 220V outlet?

For some context, I am planning to move some workshop tools into a storage unit. The unit manager says that the maximum amperage on the outlet is 30A, and that they're wired for 120V. I was told they ...
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0 votes
2 answers
84 views

understanding wiring in switch box

I am in the process of tracing all home wiring. I am down to one switch box. The box was covered with a plate. Inside the box are 4 black wires, three white wires, one red wire, and ground. One of ...
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Nest Installation Wiring [duplicate]

Hello trying to wire a Google Nest Learning Thermostat and my old one used only VG and V+ and now I need to know what I should hook it to.Also I have 3 others wires that weren't hooked to anything in ...
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1 vote
2 answers
64 views

Wiring NEMA 14-50 plugs for loads that do not use Neutral

I am adding a cable to connect Tesla Gen-3 Wall Connector to a NEMA 14-50 outlet using a NEMA 14-50 plug. NEMA 14-50 outlet supplies four wires - Neutral, Ground and two Hots. Tesla Wall Connector, on ...
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0 votes
1 answer
13 views

Wiring of a Vine TJ225 thermostat

How do i wire a TJ225 Vine thermostat? I have 2 red wires, a green, a white, and a blue wire. Red wires go to RH, and R, G goes to green, white to white, and the blue goes to Y on the old thermostat, ...
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1 vote
2 answers
60 views

Installed a new remote-control fan, now wall switch doesn't control lights anymore

I just got the Parrot Uncle F4503Q model, a remote control fan unit, and I have installed it. After installing the unit, I turned on the circuit breaker and the lights turned on perfectly, but now I ...
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0 answers
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outdoor sump electrical

I have a sump pit at the bottom of some outdoor basement steps that I need to get an outlet run to. I'm going to put the dedicated receptacle on the outside cement wall ... so drill through the ...
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1 vote
1 answer
65 views

How to daisy chain three lights with a (former) white wire that is now hot

I'm looking for some input on how to "daisy-chain' wire my three canless puck lights (with Wago connectors and portable J-box) in my bathroom ceiling. I asked a question about this yesterday but ...
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0 votes
1 answer
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Can a 20 amp circuit and a 15 amp circuit in plastic box share a ground

I have a plastic switch box with two circuits going to it. One circuit is 15 amp which is a 3 way switch and another 2 way switch to control a different light. The other circuit is a 20 amp circuit ...
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1 vote
2 answers
142 views

Square D HEPD80 Installation with No Ground Bar

I want to install a HEPD80 whole house surge protector. Its on the main panel, but there is no ground bar in the panel. I live in Illinois where everything is in rigid metal conduit and grounding is ...
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1 vote
0 answers
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Multiple fused spurs

I have a double socket, and I'd somehow like to power two extra fused switches. I think the double socket is connected to the ring main, and I believe there's an existing fused spur switch coming off ...
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4 votes
2 answers
69 views

PVC electrical conduit vs. PVC for plumbing [duplicate]

What's the difference between PVC electrical conduit vs. PVC plumbing? Can they be used interchangeably?
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-1 votes
1 answer
56 views

Wiring light switch with 9 wires

I am trying to install a single pole rocker switch in a bedroom. It has 3 sets of wires coming out. One each with a black, white and copper ground. I put all 3 black on the top pole, all 3 white on ...
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0 votes
2 answers
143 views

Girlfriend changed light switches, lights flashed and now the lights won't turn on

Okay, so pretty simple. She replaced two 3 way switches and a 4 way switch. The switch was flipped and the lights turned on and then went out immediately and now won't come back on (there was a ...
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5 votes
2 answers
484 views

Why is my light wired like this (NZ)?

I'm want to replace the light below with a smart light that only has two wire connections (live and neutral). The 3 core wire is connected to power, red is live. The 2 core wire is going to a switch (...
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1 vote
0 answers
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Switch to two half hots - not working - help!

Here is a diagram of my current wiring. I cannot get the half hots to work with the switch, pretty sure it's user/DIYer error. I do not know how wired within the conduit, just what's sticking out in ...
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1 vote
1 answer
74 views

4 wire 220 volt supply > 3 terminal 220 volt plug

I need to make a pigtail going from 4 wire (3+ground)220 volt supply to a 3 terminal (2+ground) plug to power my 220 volt welder. How?
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0 votes
2 answers
75 views

How do I install lights in the ceiling with only red/black wire pairs?

I want to install some lights on my apartment ceiling, and took off the conduit box panel expecting to see hot neutral and Ground wires. Instead I found these six wires. Black and red only without any ...
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0 votes
1 answer
44 views

Can I use metal wire ties to secure BX to the steel stud? [duplicate]

In steel stud construction, are you allowed to use metal wire (like re-bar tie wire) to strap BX armoured cable to the steel studs?
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9 votes
3 answers
2k views

Does wiring under a waterproof deck need conduit?

Just finished my deck and installed the Trex Rainescape waterproof system. Planning on wiring it up and finishing it with come cedar ceiling planks. Since this setup is waterproof, do I need to use ...
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0 votes
2 answers
51 views

Pulling wire through Sealtight/LiquidTight?

I'm going to make my final run from my 50 amp hot tub panel disconnect to the hot tube using about 20' of 3/4" Sealtight/LiquidTight. Is there a best way to pull 4 #6 wires through this type of ...
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