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Questions tagged [electrical]

Distribution and use of electricity throughout the home. Electrical standards vary greatly worldwide, so providing your location in your question or your profile helps ensure you get answers that are relevant to you. Posting photographs of wiring junctions or drawing a wiring diagram and posting it is also highly recommended.

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0answers
26 views

Underground feeder short by 5ft, Main panel to subpanel

So I have this aluminum underground feeder that is 110 ft that was supposed to be 115ft. Can you extend this line by splicing or creating a junction box or am I screwed and have to get new wire? The ...
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1answer
40 views

How can I use a switch for outlets to control a new overhead light?

I am trying to rewire our bedroom so that a wall switch that turns on/off half of all receptacles in the room will instead control a ceiling light and leave the receptacles (both halves) always hot ...
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0answers
40 views

Light flickers when turned off and power disconnected

Last night I started smelling what seemed to be burning plastic. Simultaneously I noticed that an overhead light was flickering sporadically even with the power turned off. I went to the switch and ...
2
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1answer
60 views

Checklist for installing proper electrical outlet outside the house

I plan to install electrical outlet in the following location: It would be used mostly for: USB camera that is always plugged in. pressure washer. car charging. I plan to splice the wires from the ...
2
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2answers
31 views

Adding new 240v 30 amp outlet by tapping into existing NEMA 10-30 outlet box

Here's the situation: House was built in the 1980s. My laundry room has an existing NEMA 10-30 outlet that is not being used since we have a gas dryer. I am thinking about getting an electric car so I'...
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1answer
25 views

Is a 2-prong plug item plugged into a 3-prong surge protector and wall outlet still protected?

A standard 3-prong surge protector is plugged into a US 15 amp 3-prong wall outlet. I want to protect a Christmas light string with a "computer" controller box. The light string only has a 2-prong ...
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3answers
38 views

How to insulate exterior walls with electrical wiring

As part of renovations to our home we chose to replace existing aluminium electrical wiring with Copper wiring. We also wanted to replace the original R7 insulation with something better (R14 or 15) ...
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2answers
63 views

What box extender to use for dryer outlet?

I am planning on putting beadboard wainscoting on a laundry room wall. I will need to add an extender to the dryer's 240v outlet to keep it to electrical code and have the outlet sit flush up against ...
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2answers
31 views

Should there be continuity between brush contacts on an AC motor rotor?

I have a mitre saw that started shorting. I dismantled it to try to diagnose the problem. On inspection of the rotor, I found that the brush contacts on the rotor all have continuity to one another. ...
3
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2answers
66 views

Installing GFCI into a box that feeds two other outlets

I have a kitchen that has three countertop outlets all on the same branch circuit, and no GFCIs as the house was built prior to that code requirement. My plan was to replace the "first" outlet in the ...
0
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1answer
36 views

New sub panel wire sizes

I would like to install a small sub-panel in my basement. It will be approximately 55-60 feet from the main panel. I will be running a fridge, some fluorescent lights, and occasionally some small ...
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1answer
26 views

Where do I connect C-wire to Burnham boiler?

I'm adding a smart thermostat to one zone of a two wire, oil fired boiler system. I've roughed in a new wire and could use some help determining where to terminate it at the boiler. The wiring is far ...
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4answers
3k views

Why don't my appliances work when my tester shows voltage at the outlets?

I have a strange issue with my kitchen electrical. The electric starter on the gas cook-top stopped working. It is plugged into a socket under the cabinet. The toaster will also not turn on. It is ...
1
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1answer
54 views

#8 THHN in Conduit for 50 amp circuits

I am installing a new electric point-of-presence hot water heater which requires 3 240v 50 amp circuits (6 hot wires, 1 earth ground). The water heater is roughly 50' from my panel. I would like to ...
2
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2answers
290 views

Run wiring across hardwood flooring to a mid-room aquarium

A client wants to set up an aquarium in the middle of a living area in a rented apartment. The flooring is hardwood parquet on a concrete base. How can I run electricity across the flooring in a way ...
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1answer
79 views

How can I pull cable through wood and metal framing without damage?

I had to install a new wire for my water heater (higher amperage/bigger wire), and was drilling through the wooden top plate to snake the wire down the wall to the pass-through. Everything seemed ...
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3answers
33 views

Extend power from outdoor frontyard lamp with a modified smart outdoor plug?

I have surveillance camera in front of my house that will be plugged in at all times through its USB power adapter. Also, I would occasionally plug in my electric pressure washer and possibly charge ...
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2answers
38 views

Installing Tankless Hot Water System - Amp Questions & Using AWG 6 Wire with Current Tank

I'm looking into researching about installing a Hot Water Tankless system. Specifically I want to install the following: Rheem Tankless Water Heater 2.14 GPM 13 kW Self-Modulating Electric Wall ...
0
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1answer
29 views

Wall Switch | Want to Install Rocker Switch

As I have mentioned in other posts of mine - I struggle with electrical work. Now, I have an issue. Today, I went to change a couple of switches from whatever they were to rocker switches. Now when ...
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1answer
81 views

Ethernet above drop ceiling — plenum cable “just in case”?

I’ve been reading about the right way to install Ethernet cable at home (1) (2) (3) (4) and my requirements are: Category 6A cable for future-proofing (as of 2019, this seems better than Cat 6). ...
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1answer
80 views

Electrical issues in house less than 18 mos old

I built a carriage house is SC about 18 mos ago which I visited almost monthly. I took possession from my builder in mid May. In June, the can lights in the master mad e a sizzling noise when I turned ...
4
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2answers
981 views

Need help wiring two lights from a switch at the end

I am trying to wire two lights in my shed with a switch at the end of the circuit. Power comes from a subpanel on the back of my house and is connected to a GFI outlet. Power then goes underground ...
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2answers
33 views

Replacing a dimmer out of a 2 gang switch

My girlfriend bought an old apartment in NYC and we are trying to replace one of the dimmers with a standard switch. The 2 gang consist of the dimmer (Controls the living room lights) and a standard ...
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1answer
22 views

Silverline saw 577326 [on hold]

I have one of these saws and it won't switch off.I have exposed the switch and it appears to be going in and out as normal but saw continues to run and can only be stopped at the plug
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2answers
64 views

Power cable loose on roof OK?

I would like to mount a floodlight on my chimney. I'm not keen on cutting into the roof there to make an entrance for the wire. Every hole in the roof is an opportunity for water intrusion and it's ...
0
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2answers
68 views

Smoke detectors are on dedicated circuit, how can I add a light to that circuit?

The smoke detectors are currently wired to each other (2 wire) on a dedicated circuit. We want to add something that gets used often, so that we'll notice if the circuit has tripped. We would like ...
2
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1answer
30 views

Help with box volume/fill for junction box provided with LED recessed light

I recently purchased and in the process of installing a series of 6 recessed lights. I've replace some lights in the past, but this is my first real electrical installation (i.e. novice alert). I ...
0
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0answers
44 views

No neutral wire when hanging light?

I have been trying to hang a living room light. There is ONLY a black (hot) wire coming from the box in the ceiling. The chandelier I'm trying to hang has a copper (ground) wire and TWO other wire (...
1
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2answers
46 views

Need tips on running 230 in detached garage

I'm looking for some direction here. I have a detached garage that already has power supplied to it, and the structure is divided into garage space and a woodworking shop by a partition wall. The ...
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1answer
49 views

Connect light fixture to a junction box

I have a junction box where wires from 3 electric cables are connected together: Is there a way I can hook up a light fixture to this box? The fixture looks like this:
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2answers
46 views

Can I add a second disconnect main breaker load panel from the meter trough?

I am wanting to run power to my new shed and I am thinking of running 10-3 with no ground at a distance of 82 feet so that if in the future I maybe be using 220 volts. My new load center would have ...
1
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1answer
46 views

How do I connect light fixture’s ground to supply wires?

Location: US While not exactly a novice in regards to electrical, I’m a little confused here. Replacing ceiling fan+light combo controlled by two switches with light fixture (removing one switch/...
6
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3answers
466 views

THHN through EMT - then convert to Romex?

I want to wire outlets and light in my unfinished attic. There is a light switch at the bottom of the stairs, cable (I think THHN?) that runs through EMT through the wall and comes out upstairs and ...
0
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2answers
77 views

Did I damage my appliance by shorting the power wires in the junction box?

Dish disposal was jammed and I unjammed it with the allen wrench but didn't take out the allen wrench and when I turned it on it wrapped the wiring around the allen wrench and pulled the wiring nuts ...
1
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1answer
79 views

How should I reconnect this switch?

I suppose it's a three-way. The red light it's the only hot wire. It was like that when I came to the house. But the wire on top of the red it's going to other room switch and light. The one next to ...
6
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2answers
1k views

Which 50 amp breaker do I need for my old Eaton panel?

I have an old Eaton panel in my house with a 200amp supply. I need to install a breaker for a 14-50R receptacle for a car charger. The breakers in the panel look different from anything I see in the ...
0
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0answers
24 views

whats voltage drop on 40 yards of ws2815 leds [migrated]

We are working on a project of using ws2815 led strips and our concern is how to handle the voltage drop?
1
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1answer
57 views

Wiring GFCI/Switch Combo

My current set up is that I have a switch on the kitchen wall with power from the panel at the switch. Then a 12-3 runs to a box under the sink, where there is a half hot for the plugged disposal. ...
0
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1answer
28 views

LED security light adding a switch

I have this LED solar security light. Now I want to put this in the back of a shipping container and I want to have a switch all the way in the front of the shipping container. I have no previous ...
0
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1answer
67 views

My dryer quit and I am getting a strange power reading at the outlet

I have a 3 prong plug for my dryer. When I take a voltage reading between X and Y I am getting 320VAC. Between X and W or between y and W I am getting 160VAC, and my dryer has quit running. Can you ...
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0answers
25 views

Panasonic fan not working

Panasonic fan works intermittently in conjunction with Lutron timer. It does not stay on or go through the timer sequence.
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2answers
70 views

Why is my GFCI recpeptacle slow to trip?

I have a GFCI receptacle that takes 2-5 seconds to trip when testing with a standard 3 prong receptacle tester. The test button on the receptacle trips right away but two of my trustworthy handheld ...
2
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1answer
43 views

Modify 3-way switch to add circuit

I am a DIYer with electrical wiring experience. I would like to add an existing secondary light to the 3-way circuit. The current box has two switches. The one on the left controls the main light ...
0
votes
0answers
34 views

Fixing previous wiring at switch for recessed lighting

I moved in to this house and the ceiling fan and recessed lighting worked (we did demo in the master and the lights worked). Painters came in right after that and the lights have never worked since. I ...
3
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2answers
124 views

Can a standard NEMA 5-15 outlet be installed in a round ceiling box?

In my garage, I installed a series of 4" round ceiling boxes and put plastic (later ceramic) lamp bases on them for some basic lighting. This is the type of box I'm referring to: Image courteously ...
9
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1answer
992 views

How to electrically ground a gas furnace connected with an armoured cable

My gas furnace will not turn on. I verified 120V where the armoured cable enters the furance, so I was going to continue testing for voltage before and after the transformer (with the door safety ...
1
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3answers
121 views

Possible electrical wiring paths are blocked *everywhere* by glulam posts. What to do?

The extension to our house is built to earthquake standards, so there are 10x10 posts and beams everywhere. We can't find a path to feed the 12AWG to the subpanel. If we go down, we just run into the ...
0
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2answers
60 views

Use a 3-gang box for 2 switches and feed to outlet - to have more space to play - ok

I have a box with one switch to a fan, one switch to a light, and one cable (ahead of the switches) to an outlet. In bathroom with GFCI breaker. Is it ok to use a 3 gang box, so I have more room for ...
0
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2answers
53 views

One “hot” wire be pigtailed into multiple “hot” wires. How does that affect the electricity going through them?

When wires are pigtailed together like this: ...one of the black wires carries the current "in" to the nut, and the other two wires carry it "out" to the outlet and whatever other devices are down ...
0
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2answers
23 views

Contactor relay connected to circulating pump not working

I have a 120V coil contactor relay connected to a pump. The pump is connected on the control terminals of the relay. I would like to switch another circuit when the pump circuit is turned on, but ...