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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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1answer
70 views

Light fixture box has 3 sets of wires and I’m confused

I took out a light fixture in the basement with the intent of installing a new one which ive done before and I come across 3 sets of wires (3 black, 3 white, and 3 ground wires) i didn’t take a pic or ...
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1answer
20 views

Wiring a GE smart switch in a box with 2 light switches sharing a neutral wire and switches sharing a hot wire on same circuit

Two switches in the box control 2 separate exterior light switches. I am attempting to replace one of the exterior light switches with a GE smart switch. I have three pairs of wires going to the two ...
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2answers
31 views

Two Breaker panels, one transfer switch?

I have two breaker "panels", one is a 200 amp panel for everything in the house, and a separate one (with a different meter) that is just for my electric cold water heater, right next to the other ...
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1answer
17 views

Using Recessed Lighting with a 6 pin connector instead of a 4 pin?

I just purchased some recessed housings (Halo H7ICAT) and they already came with Wago 773-104 connectors. As you see below 1 pin is used for the light. 1 pin is for the actual power. and 2 are ...
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0answers
35 views

20 year old GenTran Switch Totally Dead

Just picked up a new generator after 23 years using the same one. Had to change over the three prong 220v plug in with a 220v twist plug. Been over a year since using backup power. Plugged in the ...
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2answers
34 views

Changing 220 to 110

I have a single cable that supplied a hot water heater. The black leg is 110 volts and the white leg is 110 volts the third wire is a copper ground. In my main breaker box I have 2 25 amp breakers ...
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1answer
37 views

Does anyone know how to split the 240 V wire components of a dryer from the 120 V?

We are living on an island where the electrical grid is already 240V. We shipped a US dryer here and are trying to figure out how to wire it properly (me and local electricians). From my research ...
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2answers
26 views

240 wiring to 110 from a range

I have a range and it runs 240 through the attic and then splits off in the attic to two 110 lines to the breaker box but whoever installed it before did not do it right because the range wasn't ...
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1answer
80 views

Adding Siemens Whole House SPD to Pseudo neutral Siemens GFCI

Harper taught me how to connect the following and it's working perfectly. From (related to) the post Connecting a Pseudo-Neutral to Pig Tail of GFCI where I only have 240v black and red line of the US ...
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2answers
68 views

Can I replace this light switch with a switch/outlet combination?

I live in Minnesota, in a house that was gutted and rewired within the past 5 years. There's a big closet I'm converting into a reading room. It doesn't have a wall outlet, but does have a light ...
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1answer
65 views

I have a 3 total wire 220 volt service. New oven has 4 wires [duplicate]

How do I wire my new oven with 4 wires, red black white and bare ground to my 240 service with black wire with red stripe, black and a bare ground. Thanks in advance for your help.
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3answers
77 views

How do I safely extend electrical wiring without replacing it entirely?

I'm in the process of replacing a light fixture with a ceiling fan. I replaced the old mount with a pan ceiling support box. The wiring is old (1920s) and inside armored cable coming through the stud. ...
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2answers
41 views

Installation of a recess can over the shower does it need to be GFCI protected?

When installing a recess can over the shower does it need to be placed on a (gfci) ground fault circuit interrupter circuit?
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0answers
56 views

Electrical outlet acting funny

My wife and I moved into our new house today. I plugged my phone charger in tonight and the outlet sparked and my breaker tripped. I then plugged a different charger in and it didn't trip. I went to a ...
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2answers
59 views

Installing one way light switch

I accidentally bought a one-way switch for a receptacle that is wired for a three-way switch. I found that the only way it works so far is: Connect the two black wires from the wall to the black wire ...
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2answers
37 views

Are standard UK wall sockets a 16A power supply

Hi I have bought a IPL hair remover from a British company and in the manual that the unit is configured for a 16A power supply. So it should be plugged into a 16A wall socket or a 20A kitchen ...
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0answers
48 views

Why is my main breaker popping

So I have a 100A sub panel Box in my shop with its own 100A main breaker at the top of the box and has 5 240v 20A breakers and All together I'm only using 77A worth of equipment if all on at the same ...
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4answers
147 views

Can my home's power supply handle this tankless water heater?

So my home was built in 1960 and 15-20 years later another room was added on. There are panel boxes everywhere ha. I have mapped it all out and isolated almost everything. Anything that is ...
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1answer
55 views

Circuit is broken when switch is screwed into box, but not outside of box

1954 House with original (cloth over rubber) wiring on the main floor. Replacing fan and light with simple overhead light fixture and toggle switch with a dimmer switch. Box has an incoming conduit ...
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0answers
24 views

Light switch triggers gfci outlet

Tried to add a photo...it's not working (I'll try on a PC later). My 3 way light switch is causing my upstream gfci to trigger. Inside the box there are 3 sets of wires. One set is from the string ...
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1answer
26 views

wiring a ceiling fan that has 2 2way switches to a universal ceiling fan wall control

I want to wire my ceiling fan to a ceiling fan wall control. The problem is that the location where I am putting it is controlled by 2 2-way switches. I need to figure out the correct wiring method so ...
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0answers
25 views

Can I tap into an exterior light fixture to connect different things

I just ran mc cable to a exterior light fixture(dusk to dawn one) from an exterior gfci outlet (which is outside near ground level), I'd like to put and outlet, switch and/or lights in attic close to ...
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2answers
31 views

GX23-2 Lampholder removing wires without cutting

An existing lamp holder has cracked and will not hold a lamp. How can I remove the existing broken lamp holder without cutting wires? The pictures are of one I can cannibalize.
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2answers
40 views

Can I get 240 volts to a hard-wired baseboard heater by plugging into a nearby outlet?

I need some help I have a 42 inch cadet baseboard heater that needs 240 volts to run at full power. The heater is in a small water meter room I have it hard wired in but its only 120volts coming in ...
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1answer
60 views

Dryer cross-wired - loud pop and no longer works?

We were changing our dryer from a 4-prong to a 3-prong cord and my husband accidentally put the center wire on one of the other terminals. He plugged it in and ran the dryer for a few minutes, then ...
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2answers
51 views

How to attach electrical wire to messenger cable?

I have an old wire THHN going from pole to pole that lights up a sign. The wire is a 70' run (17' above the ground) with no messenger cable, thus, weighing on itself. Also, the wire is solid copper ...
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4answers
76 views

Can I remove the sheathing from cable just where it passes through conduit?

I am adding an outlet in my unfinished basement from a cable that will run from the ceiling down a corner of the room. I was going to just attach the cable to the studs but I would like to protect the ...
0
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1answer
53 views

Can I replace a standard outlet that's protected with an upstream GFCI to prevent nuisance trips?

I have a GFI outlet in one bathroom controlling a non-GFI outlet in another bathroom. Can I replace the non-GFI with a GFI and will that stop the non-GFI from shutting down or do I need to have and ...
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1answer
62 views

adding sockets to rooms

In my house in Cambridgeshire England I added 2 sockets to front room and bedroom the sockets was added into the ring main. This was done 10 years ago. Now that I am selling my house, do I need to ...
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1answer
43 views

How to add grounds to a 120 amp panel and grounds electrical outlets

I'm buying an older home. The inspection showed no ground on the panel and no ground on some outlets. I'm assuming the outlets are near water, sinks, etc, that need the reset protection. I currently ...
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0answers
32 views

Light and fan remain constantly on after changing bulbs to LED [duplicate]

Recently replaced old 40W ES bulbs to LED ones with the same fitting. However this causes the light and (timer) fan in the bathroom to remain consistently turned on despite the switch being in the off ...
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1answer
18 views

Adding dimmers to two LED circuits, which have dimmable bulbs - each circuit has three switches

Two existing LED cluster circuits (almost new house) - they have dimmable bulbs (4 & 8 respectively) and three switches each. Is there only one way to properly wire these circuits? If not, do I ...
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1answer
56 views

How do I rewire 2 different switches controlling 2 different lights so that each switch is a 3-way switch controlling both lights? [closed]

Current situation: I have two regular switches (SW1 & SW2) and two ceiling lights (L1 & L2) in a long hallway, and each switch controls one of the lights. So SW1 controls L1, and SW2 controls ...
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0answers
18 views

wire size for 100 amp service in underground conduit [duplicate]

what size wire do I need to run 130' from a 200 amp panel to a 100 amp panel in buried PVC pipe
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3answers
56 views

How to wire multiple 240V, 20A electrical baseboard heaters

I have two baseboard heaters to install on a 240V, 20A circuit. One heater is 1500w and the other is 2000w. From my panel, I leave the 20A breaker with 12/2 wire to reach the first baseboard. ...
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1answer
38 views

Can I fill space in junction box wire clamp?

After removing some unneeded circuits from a subpanel the wires are not as tightly clamped at the box entry as I would like. They're not loose, but I would prefer zero wiggles. Is there an approved ...
0
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1answer
33 views

Lighting feeds all meet

The lighting is on one breaker 15amps not really hard to deal with but the feeds some how all come down stairs to the work shop where they dead ended in to a box some where connected by tape and tape ...
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2answers
69 views

Why do my bathroom outlets only work if I plug in a particular device?

I just bought a newer home with three bathroom. There are four outlet combine in all bathrooms and none of the works correctly. If I plug in any corded appliances it will not work but if I plug in my ...
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2answers
48 views

Why are the lights and fans in my home flickering and varying in speed? [closed]

I have very weird electrical behavior in my house. Fans will suddenly slow them speed up. Lights flicker randomly for for random times. 2-10 seconds. Everything in my home is wired with 12-3 wiring. ...
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1answer
101 views

Why install a hidden GFCI outlet controlling sink outlets, ceiling lights, vent fan, and floor heater?

In a recently remodeled bathroom, a electrician installed a GFCI outlet in a linen closet which controls two outlets near the sink, a floor heater, the ceiling lights, and the vent fan. Only the sink ...
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1answer
83 views

Siemens Panel Main Circuit Breaker Teardown

Ready for use: What do you usually put in the screw nut so it can't loosen? I'm afraid all purpose general glue (alongside breaker in picture) may not stop it. If I put epoxy. It may be unremovable ...
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0answers
56 views

Electrical rough in

I have 2 question on electrical rough-in 1) For the outlet boxes, do I strip and wire nut the wires or just roll them up and tuck them in for the inspection? 2) For my recessed canless LED lights (...
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1answer
47 views

Trying to add an outlet on other side of wall, 3 pairs of white/black wires and ground

I have a new build house about a year old and I'm trying to add an extra outlet to the other side of the wall in the picture where I already have one outlet. I am fairly good with electrics, but this ...
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1answer
39 views

Two GFCIs in series, which would trip?

If you have two GFCIs connected in series, which would trip first or both?
2
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1answer
50 views

Discoloration on load center bus bar

I recently replaced our main load center with a larger one. I was planning to use the old, smaller panel as a sub panel in an addition we are building. After removing the breakers from the old panel,...
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3answers
3k views

What is this strange coiled wire and should everything be redone?

Problem 1 So I'm going through my house, replacing the switches and came across this switch that controls a fan in my bathroom. It looks like this may have been something the previous owner did, and ...
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2answers
35 views

Remove a 3 way switch to install fan remote

Newb so be gentle. I installed a fan that doesn't seem to be wired for a separate fan and light switch at the wall, so I capped off the red wire from the ceiling at the fan, and installed the fan ...
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0answers
14 views

Wire type for under floor heat film

I am preparing to install under floor heating film. The instructions say: Type UF single conductor or equivalent. I have THWN-2 wire, would anyone consider that equivalent, or can you think of a ...
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1answer
38 views

Why does my GCFI plug trip when I connect the ground?

I installed a GCFI plug at the beginning of a series in my basement. As soon as I turn the power back on, my GCFI circuit trips. I discoverd reverse polarity in several plugs. Could that be the ...
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0answers
33 views

Electrical Cable Detector Goes Off On Several Walls

I have the Bosch GMS 120 sensor detector that I have used to successfully install several wall-mounted shelves and bits of furniture. There seems to be a problem with live wire detection in my home, ...