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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Why is my vanity bathroom light not working?

My vanity light was switched out in my bathroom. Before that was done I was able to turn bedroom light on and then go in the bathroom and turn the vanity light on. Now after the new vanity light was ...
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6 votes
2 answers
2k views

What is this electrical box next to the switchboard?

Black wire is coming from a hole to the brick wall so possibly outside. It looks like it’s falling apart and it’s connected to the main switchboard to the house. No idea what it is.
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Power to Electrical Panel in Shed

We bought a storage shed that is wired with outlets and an internal light/switch running to the breaker box. Attached is picture of the breaker box in the shed. This panel will only be powered by ...
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3 votes
2 answers
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Alternatives to running a single Neutral wire?

I have a switch box with two switches. I'd like to replace one of them - a single-way switch controlling a light in the hallway (which is controlled by no other switches) - with a smart switch. The ...
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Any downside to using fan box as wall sconce box?

I went to Home Depot, Platt and All Phase yesterday and oddly no one has round boxes in stock. I’m using the round boxes for wall sconces. I ended up buying some overpriced fiber “fan boxes” which ...
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2 votes
1 answer
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How tight is too tight for wire staples?

For all things electrical I'd been taught that you want to make sure things are tight, and that problems generally come from something be loose - a loose opening into a box, a loose connection to a ...
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Could this have been the cause of power issues I was having?

Based on comments/answer to my previous question, I cleaned the box up some, tightened all screws (no torque specs to be found) so I tightened to satisfaction. I also noticed the wire on lower left ...
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Is this ceiling fan wiring code legal?

When I installed ceiling fans many years ago, I wired separate switches for the fan and lights. Instead of using one run of 14/3, I used two runs of 14/2 NM-B cable. At the switch, a single supply ...
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Issue adding separate single pole dimmer switch next to existing 3 way connection

As the title suggests, I’m having an issue when attempting to add a single pole dimmer switch (one of these guys: https://www.lutron.com/TechnicalDocumentLibrary/0301882.pdf) next to an existing 3-way ...
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Getting a cable below the foundation slab

I don't think I will be able to explain this well so I hope an image will do some heavy lifting. My problem is, I cannot go get a cable directly into the basement via attic->outside wall. The only ...
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1 answer
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breaker box in old camper

I have an old tin can camper, we use an extension cord to plug it in to a 120V outlet for power. We just realized that most of the wiring was just two wires with no ground (probably why it would pop ...
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Electrical main disconnect problems

I will apologize now for my lack of grammar and terrible writing style I never learned in school so you will have to please bear with me I will try my best to explain it so maybe you can understand ...
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2 votes
2 answers
111 views

(Up to) 35 Amp Load on 10 Gauge Wire?

I'm looking to connect an electric pottery kiln to an existing subpanel that is serviced by a 10/4 copper line and want to understand if the wire can acceptably tolerate the load. The wire (installed ...
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1 answer
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My light in bedroom isn’t working

So my light recently went out so obviously checked bulbs and then Bought a new led fixture which worked fine but then it stopped working as well so wiring it I notice the light will light up but only ...
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2 votes
1 answer
100 views

drilling thru wood at a distance and right angle?

I have a situation in my attic where I need to drill thru some wood in a wall behind the closet as that's the only access I am aware of that runs from the attic, to the basement. There is an existing ...
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change direction of ceiling-fan Dayton 4C853B, How to rewire

I have a commercial ceiling fan Dayton 4C853B, serial N. 013050021. 48" dial. It only goes in one direction, pushing air down. I need to reverse it, to pull air up. it does not have a remote, ...
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Determining gland and cable diameter for this button switch

I'm planning to use this emergency stop push button but cannot figure out what size of cable diameter I should use. It has two NC contacts. And why are there three entries? 1 knock-out for cable ...
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Why does my ceiling light fitting has 2 of every wire

I took my old strip light out and didnt properly look at lay out,now ready to put new light up it has 2 brown wires, 2 copper and 2 blue wires. Would all these go into same terminal on new light ...
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GFCI Circuit Breaker won't reset after construction

I had my garage slab removed and during the jackhammering phase, a GFCI circuit breaker tripped and would not reset (It would immediately trip when I turned it back on). I replaced the breaker with a ...
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Remote control Ceiling Fan wiring

Okay so I have electrical question I have two hot wires coming off of two toggle switches. One is white, one is red. One is supposed to control the fan. One is supposed to control the light. Now I ...
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5 answers
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Are NEC wire gauge requirements valid for lower-voltage DC?

Background: I'm considering installing a secondary battery, battery charger, and 120v inverter in my car, to provide power when I'm in remote locations, without having to worry about killing my car's ...
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-2 votes
1 answer
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Slumlord - Please help [closed]

I rent a home in Michigan, and i've been here a couple years now. The people i rent it from purchased the house site unseen, for 50k. It needed a LOT of improvements, but they've not done a single ...
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Is 6-gauge wire bendable?

Cattle panels are recommended for garden trellises. I found a reasonable size and price at Tractor Supply -- 8 ft by 4 ft. I think we will have to cut it in half to make an A-frame, my spouse wants ...
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3 votes
2 answers
146 views

Should I terminate individual conductors exiting conduit or run all the way between panels?

I need to make a run from my detached garage to my house. The run exits the garage by way of an LB, runs underground for 25ft in 1 1/4" Schedule 40, then enters the house through another LB. From ...
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LED dimming light fixtures

Can I wire two dimming led light fixtures to one dimmer? (0-10V control) My dimmer has 6 wires. AC in, AC out, and 0-10V out.
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Irregular voltage read on 240VAC 1ph Residential

I was called to troubleshoot 1 of 2 minisplit AC units. While testing the voltage on the problem AC, W/ unit off, I got L1-GND=210.6 / L2-GND=9.4 / L1-L2=228 If that wasn't confusing enough, I got ...
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17 votes
1 answer
3k views

Why does replacing this outlet cause a nearby light to stay on?

This one has me baffled. There is an outdoor receptacle I'm replacing. The top outlet has never worked, but the bottom outlet does work. I took everything out, marked all the cables, replaced the ...
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1 vote
2 answers
81 views

Best way to align cast-in-place conduit to desired box location

So I was close when I cast this 3/4" sch40 PVC in concrete - but not close enough! I'm roughing in an 110v electric radiator here with a single run of 12/2. Where I want the box to interface with ...
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1 vote
1 answer
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Wiring and breaker sizing help for Large Ventilation Fans

I have (2) 12,000 cfm recirc fans (230/3/60, 1 HP, 3.4 FLA, Cont. Duty) to install in my shop, using separate WEG Series CFW300 VFDs VFD's (input 230/1/60, output 230/3/60 IP20 High Performance type) ...
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2 votes
1 answer
77 views

converting induction cook top wiring into plug

I recently had my induction cooktop die, and I am looking at getting a new one. However I noticed that the old cook top was simply connected with a standard 2 prong EU plug (I am in Finland). When my ...
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-1 votes
2 answers
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The breaker trips when switch is put back on

The ceiling box has 2 red wires twisted together,2 grey wires twisted together and a bare copper wire coming out.I attached the black from the new fixture to the red,the white to the grey and the ...
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3 answers
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Is the junction box necessary with flush-mount LED fixture?

Awesome and quick responses on my wiring question yesterday, and I appreciate it. I am replacing these fixtures with LED Wraparound light fixtures, but, as the ceilings are unfinished, the junction ...
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6 votes
1 answer
508 views

Box fill calcs - math vs reality

Working on a project where I am planning a 3-gang switch box. The box will be a plastic carlton super blue (53 in³). My fill-math works out fine, but I'm wondering about the practical reality of such ...
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3 answers
54 views

How do I wire my new fixture with fewer wires than the old fixture?

This is the original fixture. The new fixture has the standard white,black, and green wires.
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1 vote
2 answers
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Is my garage subpanel safe for 100 amps?

Not an electrician. Just wondering how much my subpanel can safely power. I have a 125-amp subpanel in my attached garage powered by two separate 6/2 NM-B cables with ground, run in the attic. ...
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2 answers
61 views

How can I identify my switch wiring for a smart switch?

I have a light that is controlled with 2 switches. I want to control it with a smart switch, so I bought a "3-Way" smart switch, since that's what the online guide said to get. The switch I ...
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1 vote
1 answer
121 views

How can I use this welder with 16A/230V two pin plug in the UK?

I bought a Sherman™ DIGITIG 200GD from Amazon a month ago, sadly it came with a European 16A/230V two pin plug. I've been so focused on making sure to meet stringent safety measures for my humble &...
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0 answers
27 views

Wire size for the communication between generator and ATS

I have a 125KVA Generator supplying a 200 Amp ATS. What is the size of communication wire I need between the ATS and the Generator? I was told I need an 18 Gage / 1mm wire; that does sound right.
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5 votes
2 answers
757 views

What is a Non-automatic AC Disconnect

The 10 GE AC Disconnects that comprise their list of Spec-SetterTM Safety Switches are categorized fused, no fuse and non-automatic. I want to know the definition of a non-automatic AC disconnect. GEs ...
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1 answer
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Costco CST80SL fan wiring

I want to replace my old bathroom fan with a CST80SL BROAN bathroom fan. Originally, there are two switches in my bathroom, one for bathroom fan and the other for bathroom light. My question is can ...
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0 votes
1 answer
37 views

Right size liquid tight conduit for #6 wire

I’m connecting a 240 volt hot tub with #6 THHN wire (using #8 for ground) What is the direct size liquid tight conduit? 1/2 or 3/4 My local hardware store only has 1/2 in stock. Will that be too small ...
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ceiling fan Wiring with old house

How to wire up ceiling fan with a remote and receiver? Three hot wires tied together, 4 white wires tied together, and 1 black by itself (I think it goes to light switch).
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Living room light, bedroom and AC switch are not working. I checked both switch, both have power coming in also the neutral. Lost of neutral

It was a generator Well I checked the distribution board for power which was there in all the breakers. The neutral had light in it when tasted with a tester so I left to check the wire for the light, ...
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0 votes
1 answer
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Need to know if my 1/0 wire will suffice

I have a warehouse in my property that I want to work in during summer. The closest meter is 600 ft away and which is 200amp(240v) single phase. There are 3 wires in PVC to that meter but not ...
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Two cables in a wall segment , I need to relocate the wall toward the back and they are too short (no slack) what is the recommended way to do this?

So here is a diagram of what I am dealing with The blue cable is used to connect the right side power plug to the left side power plug The left side is upstream to say so. There is no slack and no ...
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2 votes
1 answer
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Why would a fusible AC disconnect require a bonded neutral when a non-fusible disconnect only requires the equipment grounding conductor?

According to the GE Spec-Setter TM datasheet their AC disconnects are comprised of three varieties: fusible, no fuse, non-automatic. A GE diagram on that datasheet for their "fusible" ...
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1 answer
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Must NM cable from floor to wall go through sill plate?

In New or remodel with floors and walls open, When routing NM from a joist bay into a wall is it required or preferred to drill through the sill plate or is it ok/normal to route over the plate and ...
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Small wire pulled from ac unit. Unit turns on, but the fan doesn't

My unit wasn't putting out cold air I looked outside and the small wire that leads from the house to the unit is pulled from the back of the unit where do I connect that wire? I can hear the ...
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1 vote
1 answer
26 views

blower motor wiring

hoping someone can help me verify my wiring to a AC blower motor. I think I have it wired correctly, I followed pics I took before I swapped out the motor. According to the diagram on the motor, black ...
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1 vote
1 answer
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Adding a duplex outlet to a gang box that had capped off wires

I moved into a friends house and I noticed the room I’m in had a blank wall plate and when I removed it I noticed capped off 12 gauge solid wires and a gang box. I’d like to add a duplex receptacle to ...
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