Tagged Questions

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.

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6
votes
3answers
665 views

Why is my power flickering across multiple circuits?

I woke up this morning and went downstairs to find that none of the lights would come on (lights were working fine upstairs). My first instinct was thinking that a breaker had tripped, so I went to ...
2
votes
1answer
45 views

What causes an open ground on a wall outlet when I turn on the light switch to the ceiling lights?

We just moved into this 1960s era home. In the living room, when the light switch is "off", the wall outlets test ok (both amber lights are lit) using a 3 prong outlet tester. However, when I flip ...
1
vote
2answers
39 views

Can I connect an indoor timer to lights split to 3 circuit breakers?

Currently the lights in the store turn on from 3 separate circuit breakers, I have to flip each circuit breaker to turn on each light zone. I would like to connect an indoor timer that will turn on ...
-1
votes
1answer
38 views

How do I wire this motor?

Help I got a motor on a 220 furnace squirrel fan and want to convert to a 110 In one bundle I got a brown wire, a white wire, a black wire. On another bundle I got a bluish turquise color,orangish ...
1
vote
2answers
38 views

How can I locate an electrical fault?

I was using my toaster this morning, when it suddenly stopped working. I assumed the device itself had gone wrong, but then I noticed my cooker, on the opposite wall, had also stopped. The toaster ...
0
votes
1answer
61 views

Why won't my washer turn off when breaker is off?

I have switched off all the breakers and my washing machine continues to run. How is that possible? How can I fix it?
5
votes
1answer
49 views

Does it matter if my newly installed GFCI reads “open ground”?

I just replaced a few two-prong outlets with GFCI outlets so we can plug in things built this millennium. Two of them outlets read "correct" on my circuit tester, but one reads "open ground." None of ...
3
votes
2answers
66 views

How can I mount an electrical box to exterior foam board?

I am trying to replace an exterior light fixture next to my home's main entry way: The original light was mounted to a low-profile bracket that was mounted directly to the PVC "box" shown in the ...
0
votes
4answers
85 views

Can an electrical junction box be closed and covered if not needed?

Can an octagon fixture box that was also found to be a junction box, be closed and covered over in the ceiling after remodeling. Box not needed.
0
votes
0answers
20 views

What size panel and wiring do I need for an addition?

I am adding an addition to my house. I will be running two 20 amp heating circuits, and four general purpose lighting and receptacle circuits. What size wire, and amp breaker do I need?
3
votes
2answers
60 views

What is a line to neutral load?

I'm looking at the electrical code and it states "Multiwire branch circuits shall supply only line-to-neutral loads." Could someone explain what line-to-neutral loads are?
1
vote
1answer
72 views

Can I change a 240 volt 40 amp outlet for an oven to two 20amp 240 volt outlets?

I am installing two wall ovens that each require 20 amp 240 volt outlets. I currently have wired for a single 40 amp 240 outlet. To convert without pulling new wire from the panel can I put in a sub ...
3
votes
2answers
59 views

Would a 20 amp 240 volt panel from the main panel be enough for a laundry room?

Would a 20 amp 240 volt panel be good enough for three circuits, of total 40 amps 120 volts in a laundry room?
3
votes
1answer
91 views

Do all garage receptacles have to be GFCI protected, and 18 inches off the ground?

I have a couple quick questions about garage outlets. If I recall correctly, outlets in a garage must all be GFCI. Does that include ceiling outlets for garage door openers? Why? Genuinely curious ...
1
vote
0answers
34 views

How can I replace a light fixture with a two way switch?

I have just replaced an old florescent fixture with a new incandescent fixture. Wired according to directions. Light comes on and does not throw the breaker so I know I have it wired correctly, ...
0
votes
1answer
37 views

How easy is it to change a B22 light fitting to an E27 one?

I was looking to fit some Philips Hue LED bulbs, but they only come with Edison screw fittings (E27) and every light fitting in our house is bayonet (B22). I initially looked into using adapters but I ...
2
votes
1answer
69 views

How can I replace a NEMA 6-30 cord & plug with a NEMA 14-30 cord & plug?

I recently purchased a used SA-6E compressor from a dive shop I work with. I had to switch out the NEMA 6-30 plug to a NEMA 14-30. This was done with a complete new plug and cable. I connected the ...
5
votes
2answers
1k views

What does a surge protector do that a breaker doesn't?

The circuit breakers in my home are 120VAC, 15A or 20A breakers. What would a surge protector (e.g. this or a power strip with surge protection) do that a breaker wouldn't do already?
3
votes
1answer
83 views

How do I interpret the power supply specs for an electric convection oven?

I bought an electric convection oven. The manual says the NEMA 14-30 plug should be connected to: 120/240 Volt, 20 Amp, 60 Hz power supply or 120/208 Volt, 20 Amp, 60 Hz power supply. I ...
0
votes
1answer
70 views

How can I use a 16A appliance in a UK 13A socket?

I have recently moved from India to the UK and carried a Philips air fryer with me. The plug on this appliance is marked 16A 250V. Wattage is 1425. The UK house I have moved into has standard 13A ...
2
votes
1answer
73 views

Can I leave an open port when using push-in connectors?

This question made me aware that push-in type connectors are available and got me thinking about using them in an upcoming rewiring project. I have three types of junctions in my rewiring project ...
2
votes
2answers
70 views

How should I wire 2 switches that control 1 light and 1 receptacle?

Last winter I pulled power into an attic. I put in a 2 gang box with 2 switches. One switch controls a light in the attic and works fine. The second controls an outlet and I realized months later that ...
1
vote
4answers
80 views

Sump pump & ejector pump: can I (and should I) change single dedicated non-GFCI receptacle to a dual receptacle GFCI?

Moved into a new home about 6 months ago which had been gut rehabbed. Our mechanical room has 2 pits, one for the sump pump and another for the ejector pump. I was planning on installing a ...
2
votes
0answers
123 views

How do I install a WiFi thermostat with a Well-McLain steam boiler?

I have a Weil-Mclain 150000 BTU steam boiler, and have only 2 wires connected to my thermostat, but would like to add a new Honeywell WiFi thermostat. I have no C wire, no A/C, or any other type of ...
4
votes
2answers
126 views

What are the grounding requirements for a panel fed from another panel?

I have a 60 amp subpanel in my garage and plan to add a second 30 amp subpanel to an out-building 130 ft away (fed from the 60 amp). I Plan to run 6 AWG 4-wire from the 60 amp to the 30 amp in 1 1/2 ...
-1
votes
2answers
64 views

How should I control my garage heater?

I just purchased a garage heater from my local big box hardware store and I am planing to set it up, but had a couple questions I'd like to run by the experts around here. Firstly, I originally ...
3
votes
2answers
112 views

How can I hang a ceiling fan on a cathedral ceiling without wiring or an electrial box?

How do I install a ceiling fan on a cathedral ceiling that has no wiring and electrical box? I don't really want to cut into ceiling drywall. I'm worried about support for the fan.
4
votes
1answer
212 views

What equipment is required to install a generator?

I am installing a generator to operate only my heating unit and a few circuits in my house. Do I need a transfer switch along with a sub-panel?
0
votes
2answers
82 views

What could cause a recessed light to come on when removing the neighboring bulb?

I just installed a row of five recessed lights in my basement. All of a sudden, I have one light that shuts off. When I remove the bulb next to it, it turns back on. This row is daisy chained on the ...
1
vote
1answer
98 views

Bathroom fan/light switch with outlet

I have a switch in my bathroom that controls both the fan and the light, and also has an outlet. Can I get anything that has two switches (one for the light and fan) and also not lose the outlet ...
0
votes
1answer
52 views

Can I install tandem breakers in this panel, and would one 20 ampere circuit be enough for a garage?

I'm a home owner searching for information before hiring an electrician to come and do work on my home. What I want: Have a separate breaker\s to service a single car garage. 3 receptacles each ...
1
vote
1answer
64 views

How do you hard wire a garbage disposal?

I do not have a dishwasher. There was no existing garbage disposal and there is no plug under the sink. I'm trying to hard wire a garbage disposal there. I want to create a light switch off an ...
2
votes
3answers
77 views

Can I branch off of a 2 pole 30 amp 10-3 wire found abandoned in a junction box?

Hello I was doing some remodeling in my kitchen and found a 2 pole 30amp 10-3 wire abandoned in a junction box under my kitchen island. its wired to my panel but the breaker was turned off and not ...
0
votes
1answer
50 views

Are pull chains available for wall switches?

I have a regular wall switch for a ceiling lamp. After floor renovation it became so high that we can not reach it. The idea is to install a pull chain switch so chain will hang on the reachable ...
2
votes
2answers
129 views

How do I stop a dimmer switch from humming?

I installed a dimmer switch in my washroom and it's making a buzzing noise. The more I increase resistance/rotate the dimmer clockwise, the louder it gets. The humming seems to be coming from the ...
-3
votes
2answers
43 views

Is AutoCAD knowledge all I needed to be a good designer of electrical drawing [closed]

Is AutoCAD knowledge all I needed to be a good designer of electrical drawing or do I needed to add other training to equip myself?
1
vote
1answer
37 views

How to restore power after tripping a surge protection device?

What happened A new electric kettle apparently caused a loss of power in a circuit. The circuit is one of two 120V/20A lines protected by an Intermatic PanelGuard model IG1240R surge protection ...
6
votes
2answers
693 views

How do I run a 3 Phase/1hp TEFC motor off of a regular household outlet?

I recently bought a brand new TECO-Westinghouse Electric motor . 3 phase HP: 1 Volts : 208-230/460 RPM: 1750 HZ: 60 Fr: 56 Cat no: ZA.0014TE2/56 Type : AEFAZA Enclosure : TEFC I would like to run ...
3
votes
1answer
99 views

When replacing non-grounding type receptacles is a GFCI receptacle required, or can any GFCI device be used?

Under the NEC (it was 210(7)(d)(3), but appears to have moved around some), it is permissible to replace an ungrounded receptacle with a GFCI receptacle, then wire further ungrounded or non-grounded ...
0
votes
1answer
101 views

Is there a way to change this circuit so that the receptacles are not controlled by switches?

I have this one outlet in my house that, when exposed, has three wires protruding from it (while there are two wrapped in a nut). As far as I can test, two are feeding power and one is acting as a ...
0
votes
1answer
39 views

How should I connect an electric cook top to an existing dededicated 3 wire armored cable?

I am replacing old electric cook top and the old unit had three wire red balck and white which were connected to corresponing red black white in BX cable. The new unit has red black and a bare copper ...
0
votes
0answers
27 views

Who can issue a 17 edition certificate for an installation in the UK?

See title. I assume this will need to be inspected by a qualified electrician? Any advice is appreciated.
0
votes
2answers
50 views

GFI safety on electrical outlet

I have a Ground Fault outlet in my bathroom and I replaced it thinking it was bad. The new will not reset unless I disconnect the load line. Can I safely use the outlet without hooking the load ...
0
votes
0answers
43 views

How do you wire a ceiling light that is controlled by two switches?

I just picked up a 10$ ceiling light at HD for my girlfriends house. She just had an empty box with wires capped off on the ceiling at the bottom of the stairs leading to the bottom floor of a raised ...
0
votes
1answer
41 views

U.S. NEC on adding wires in a finished ceiling

I want to add a second outlet to my finished garage ceiling, about 14 feet from the existing box. The DIY info I found has all been about adding wires to finished walls. The question is how to get ...
4
votes
1answer
111 views

What should I do with the white wire when wiring a 240 volt garage heater?

I was given a 240 volt garage heater from a friend. When I built my garage I had the electrician run a wire so I could put a heater in down the road. He ran a orange wire with 4 wires in it black red ...
2
votes
1answer
70 views

Could you explain this ceiling light wiring?

I'm changing an old pendant light into a ceiling light, but I have some difficulty in understanding the current wiring. It is controlled by 2 switches. I've checked typical rose wiring diagram, but it ...
2
votes
1answer
114 views

How do I connect a C wire to an Utica PEG112CDE steam boiler?

I want to upgrade my old mercury thermostat that I currently have to a newer programmable thermostat. This little DIY project is for my first late 1920's home that I recently purchased. I currently ...
1
vote
2answers
65 views

How can I determine why my lights flicker when the A/C is running?

My lights considerably flicker whenever a large load comes on in the house and it has been this way since we renovated five years ago. I am attempting to troubleshoot this now and have already ...
1
vote
1answer
56 views

How should I mount relays in junction boxes?

If one had a typical AC relay (120/240VAC contacts, 120VAC or 24VAC coil, chassis mount), how would they mount it inside a junction box (assume a blank faceplate) and attach wires to it in a way ...