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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0
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2answers
64 views

Why would I have two wires feeding one smoke detector?

I found a smoke detector in my house that appears to have two wires feeding it from two different circuits. Is this OK?
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1answer
62 views

What gauge wire do I need to supply 15A to small building 440 ft from the main house?

I have a small building that is 440 ft from the main house, and I want to supply power to it. One 15amp circuit will be sufficient. What size wire is needed to do this?
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1answer
92 views

Why won't my electric baseboard heaters work?

I'm installing a 72" 240V baseboard heater in a home office. I ran 12/2 gauge wire, installed a 20 amp 2-pole breaker and 2-pole thermostat. I'm pretty good with electrical, and so I can confirm that ...
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0answers
15 views

How can I switch underfloor heating pump after boiler?

my heating system has a boiler which is switched on by a thermostat, it works like this: L/N -> thermostat -> zone valve -> boiler The zone valve has 4 wires, L, N, call for heat and common; once ...
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2answers
62 views

How to replace recessed halogen light from an eyeball fixture?

I have a fused halogen bulb in this eyeball fixture. It's fairly resistant to twisting and pulling. The previous tenants managed to damage a similar fixture in another room, and I don't want to end up ...
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1answer
26 views

Convert pair of 3-way switches to a one single-pole with neutral

I have a circuit controlled by a pair of 3-way switches wired like this: where there is 12/3 from the panel to the first switch box with the white not connected. I'd like to replace the switch in ...
4
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2answers
130 views

Can an outdoor receptacle be supplied through a GFCI in a bathroom?

My parents just bought a house that is still under the original warranty. There is a standard GFCI outlet in one of the bathrooms with outlets in the other two bathrooms connected to the load side of ...
1
vote
1answer
80 views

How can I protect a vending machine wire from being cut again? [closed]

A friend of mine operates a vending machine in a school. Oftentimes, there are issues when a snack gets stuck in the machine, the students will rock the machine. Rocking the machine is an issue, ...
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1answer
42 views

How do I put multiple lights on one switch on a timer?

I have 4 lights outside that are all wired to 1 light switch inside. What is the best/cost effective way to put all these lights on a timer?
1
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1answer
133 views

Where should I connect the C wire in a Janitrol furnace?

I currently have a Honeywell Thermostat with 4 wires going to a Janitrol Furnace. I am trying to install a Honeywell WiFi Thermostat RTH6580WF and I'm missing my C wire. My bundle has 8 possible ...
3
votes
1answer
66 views

Can you have a GFCI breaker protecting a GFCI receptacle?

We have electrical outlets in two bathrooms on the same GFCI breaker. I would like to put a GFCI outlet for the only outlet in the guest bathroom so it can be easily reset if tripped. Can this be ...
3
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2answers
91 views

Are metal horseshoe nails an acceptable method of securing electrical cables?

On the framing our electrician used plastic staples with two nails to keep the wire from moving around, but I notice under the house he used metal horseshoe nails. It seems that, if they were tacked ...
3
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2answers
72 views

Is it OK to have multiple different rooms on one breaker?

My dining room, kitchen, two bathrooms, living room and den are on 1 breaker. Should I be concerned?
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0answers
51 views

Is it okay to place two battery chargers on one 30 amp circuit?

I have a 30 amp 240 volt circuit out side in my garage and I want to hook up two 10 amp 240 volt circuits. The equipment I am hooking up are battery chargers. Can I install fused down disconnects on ...
2
votes
1answer
79 views

How can I control 2 lights with 2 switches so that both lights can't be on at the same time?

My bathroom has 2 lights, each with its own switch. I want to know if it is possible to make it so both lights cannot be on at the same time either by rewiring my current setup or replacing the ...
6
votes
3answers
668 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
51 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 ...
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2answers
41 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 ...
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1answer
41 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 ...
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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
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1answer
63 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
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1answer
51 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
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2answers
67 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 ...
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4answers
86 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.
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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
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2answers
62 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
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1answer
74 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
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2answers
65 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
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1answer
94 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 ...
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0answers
37 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
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1answer
38 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
71 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
85 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
78 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
75 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
72 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
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4answers
82 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
128 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
130 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
67 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
116 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
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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
107 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
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1answer
65 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
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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
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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
133 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 ...