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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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20 views

Best Option For Securing Lightbox

I’m having some trouble with a light fixture. I have installed a hanging light and it seems that the electrical box in the ceiling is coming out. It has spring clips but they’re not strong enough to ...
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0answers
86 views

Can Someone Help Me Identify This Switch?

I have a Swaby 5200 pump in my home, and I am hoping that someone out there might be able to suggest a replacement switch part number – or at least point me in the right direction. Pump model: 5200 ...
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What size sub-panel and wire do I need for my three-season room?

I have a 15x22 room that is roughly 50' from the main panel, that I am converting from a 3 season room, into a conditioned space (heating and cooling, enclosed with windows and doors, etc.). ...
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138 views

Can I bypass an old fuse box and connect the service directly to the breaker panel?

We have an older home with a fuse box in house and also breaker box outside. This is second time now in last couple weeks that all the main house overhead lights and outlets have gone out completely. ...
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115 views

3-Way Switch won't turn on lights if dimmer is set to low

I just added 5 dimmable recessed lights to my living room. I'm certain it's powered correctly. Incoming power hits the 3-way dimmer switch. Both traveler wires head to the other 3 way switch (non-...
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568 views

How do you release the wires from this Slater push-in connector?

I know you are supposed to be able to push a screwdriver into a slot "under" the wire, but this old (late '70s?) Slater light switch has different slots than I see in all the examples. They are more ...
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0answers
40 views

Connecting network gear directly to electrical line

I’m installing multiple PoE networking switches on a pier, but I’m not sure the best route for plugging them in. There are only a few existing plugs on the dock but they aren’t located near where ...
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0answers
70 views

Switching out old broken shaver socket for new one. Having trouble working out how to unwire the existing socket

I'm trying to work out how to unwire an existing shaver socket. There are no obvious fasteners to loosen, just these weird red tabs that click backwards and forwards and can be pulled out entirely. ...
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1k views

“Open Neutral” only when load applied- my tester is confusing me

I have a 20amp circuit with a 20amp GFI and 4 more 15amp outlets after it. With nothing plugged in, they all indicate (on my 3-light tester) they are wired correctly. As soon as 1 thing is plugged ...
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0answers
64 views

Can I keep my outbuilding's 10a classificaton

This question is specific to Victoria, Australia. I have an old (1945) 6m by 7m outbuilding (basically, a small barn) on my property, and I would like to run mains electricity and water down to it so ...
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0answers
308 views

Smoke Detector wiring - impacted by 2 breakers?

dig if you will the picture of one of my smoke detectors and the curious (for me) wiring. Actually, I've taken many pictures, but each is just a mess and I think will make it harder. We have ~7 ...
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570 views

convert three way circuit to two single pole circuits

I have two three way switches within arms reach of each other for the overhead lamp in a small hallway. I want to take them out and replace them with single poles the second to operate under cabinet ...
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0answers
420 views

How to connect two dimmers to control two sets of lights independently

I have just moved to Germany, and have a room with a double-gang system. The lower is a rotary dimmer which controls the lights in the kitchen, and the upper is a double rocker switch that simply ...
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0answers
3k views

Microwave gave me an electric / static shock

I was using a microwave at work the other day and it's quite small, I was putting something in there with both hands and my right hand brushed against the section that is usually on the right that ...
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0answers
97 views

Does an wall-mounted electric oven require an air gap below, and if so, how large?

I've a wall-mounted electric oven. Or rather I did have before a small, smouldering fire started and neary burnt my house down. The fire brigade informed me there was no air gap (it was fitted 5 years ...
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0answers
1k views

Why does my new lamp hum while turned off?

I just changed the ceiling lamp I had in my kitchen, from an ancient one (probably more than 20+ years old) to new and beautiful hanging one. I also switched from the old incandescent bulb to a CFL. ...
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0answers
109 views

Metal back on a slide in electric range

Is it necessary to keep the metal back on a slide in electric range. I have a fan that comes up from the back of the counter and it needs a little more room. The new range will not slide back as far ...
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0answers
106 views

Change circuit breaker for dual purpose fitting

I have a power breaker fitted with a ducted outlet to exterior wiring. It is in white plastic, same size as twin socket, with push switches for on/off test/restart and neon light. I would like to ...
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0answers
41 views

Bad Portable AC Unit Plug Circuit

Model: LG LP1414GXR The unit was running fine but it appears the plug circuitry overheated and went bad. Is it okay to replace the existing plug by cutting it off at the end and replacing it with a ...
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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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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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0answers
43 views

Will improved panel grounding resolve AM radio static?

I live in a manufactured house. I have two electrical panels--one outside on the electrical pole where the electrical meter is at and another one in a utility room in the house. The one on the pole ...
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0answers
56 views

48AMP kiln on 60 AMP breaker *must be* direct wired in Canada?

I am trying to find out what part of the Canadian electrical code requires that the 48AMP kiln, on a 60AMP breaker requires that it must be direct wired, instead of using the NEMA 6-50 receptacle ...
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0answers
42 views

Furnace Repair Gone Wrong?

My furnace stopped working last Saturday so I started troubleshooting to find the problem. I found that the board was not providing 110V to my inducer motor. So I determined that I needed a new board. ...
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0answers
52 views

Circuit Breaker that will not stay on

Have a weird issue. I have a circuit breaker that would trip knocking out three lights and four plug ins. Now, what is weird is this just started happening about a month ago, it would trip, you ...
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0answers
63 views

What are these extra black wires connected to my doorbell chime?

I attempted to install a new SimpliSafe video doorbell, and after everything was connected I found that the doorbell chime inside produced a disturbing humming sound. I contacted SimpliSafe, who sent ...
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0answers
21 views

Replace 3-way switch with 4 screws with 3-way dimmer with only 3 screws

I want to replace an existing 3-way switch with a 3-way dimmer. The old switch has 2 brass screws and 2 black screws, plus a green ground screw. Ignoring the ground, there are wires attached to all ...
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0answers
40 views

Flickering lights on same switch

Hello I’m curious about possible causes for the following scenario: I have two lights on a three-way switch and they flicker every once in a while. Tonight they started flickering quite violently (...
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0answers
50 views

Electrical code - Conduit requirements for 50A copper cable through outside wall

Can anyone advise what (if any) sized conduit one has to use per code to have a 50A copper cable run from inside through an outside, concrete, wall? I live in Maryland, USA, if that is helpful. Would ...
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0answers
53 views

Add outdoor lighting under stacked porch

I recently purchased a new home and have been replacing the interior and some exterior lights to a color I prefer. My home has a stacked porch. It's constructed in a way where it's open so when it ...
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0answers
67 views

Heating element of my Oven is deriving huge power (10 KW)

I have a Siemens oven and the upper baking element was faulty so I ordered a new one and tried to replace the faulty with a new heating element, but as soon as I put my oven in operation the upper ...
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0answers
92 views

Gas stove trips GFCI outlet

Any ideas why a LP gas range would suddenly start tripping GFCI breaker when the oven turns on? Should i be looking for a short somewhere and if so, where?
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0answers
25 views

CAR duct in same bay as electrical wire

I'm going to install a cold air return (CAR) duct through an interior wall that has some electrical running through it. The CAR duct will run vertically, but near the bottom third of the bay there is ...
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64 views

electric hot water heater high limit switch repeatedly opening

The problem I am in the southeast US and have an electric hot water heater that is 25 years old (as is the house). Two years ago, I diagnosed and successfully replaced the lower thermostat. Earlier ...
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0answers
54 views

Power options for alarm keypad

I'm installing an alarm system and I'd like some help figuring out the best way to provide power to the keypad. The keypad uses a micro USB cable for power. I want to mount the keypad on one side of ...
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0answers
56 views

Why is one leg of my dryer circuit dead?

This last weekend I was working outside when the lights went out from a tripped breaker. A house guest was running a blow dryer and personal heater in the bathroom and the house is much older so given ...
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29 views

What is a 3-pole fan isolater and why would I need one?

In this answer a part was identified as a "3-pole fan isolater". It appears to me that this is like a "regular" switch that disconnects 3 lines instead of just one. Is my understanding correct? What ...
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0answers
74 views

I want to hook up two lights and two separate switches

I want to hook up two lights and two switches. There are three cables. One has three black wires, the other two have one yellow wire and one black wire each. I'm assuming that one of the cables with ...
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0answers
29 views

chandelier flickering

Brand new home built in 2017. The electrician sold me a lift for chandelier. Purchased a chandelier with 2 Leds in it. After I switch on the chandelier...after 20 min or so its starts flickering. It ...
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0answers
50 views

how to rewire this 3 prong to 2 prong

During an inspection in this house which was built in 1913, we found this outlet that is a 3 prong with an open ground. I pulled it out to replace it with a 2 prong but am not sure what wires go ...
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52 views

Can I fish Romex cable through concealed part of basement ceiling in Canada?

I am running two 2-wire and one 3-wire Romex cables from the panel in the basement to another part of the basement. For most of the run I have access to the ceiling joists, but I need to cross a 2.5 ...
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0answers
55 views

Protect electrical wiring between drywall and brick fireplace

Following the question at Frame drywall around brick fireplace I would like to figure out how to protect the electrical wiring and other wirings (HDMI) from the top down in middle of the fireplace as ...
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0answers
49 views

Does crossbar need to be flush against junction box?

I have a question regarding installing a chandelier light fixture in my apartment. The light fixture I bought came with a standard crossbar and I originally screwed it flush into the junction box. ...
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0answers
77 views

Any ideas as to what this is?

This is in a house my daughter bought and no one knows what it is for. It is a 1930's house. Has a switch on it that when you flip it a red light flickers on for a second and nothing else seems to ...
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0answers
41 views

Wiring a ceiling light to a ceiling fan box: what about ground?

I've only installed pendant lights before, and they came with a bracket with a green screw for grounding, so it was pretty simple. Now I'm trying to install a ceiling light that just has two wires to ...
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0answers
73 views

Adding washer and dishwasher to existing breaker. No Dryer. Unsure if it can handle

I currently have a 3 family where I am looking to install compact washing machine and a dishwasher for all 3 floors. It is an older building. Will be going with permits. The first floor main panel is ...
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0answers
62 views

220 volt GFI triped by hot tub?

I have a hot tub connected to a 50 amp 220v trip that has a neutral pigtail connected to the neutral bus. The natural for the tub is connected to the bus. The 220v connects directly to the control ...
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0answers
21 views

Heater/Light/Vent switch question

I'm a homeowner. I had an electrician install the rough-in and I'm installing the outlets/switches/lights etc myself. Bathroom has a H/L/V and the electrician wired the switch so I could use 3 ...
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0answers
44 views

Wiring An RV, AC/Generator/24v DC existing

Woo here I go. Wiring up an RV as a type of Mobile Office. Need to run: 6 High performance computers that can draw ~500 watts each, 3000 watts total 6 32" TV Screens, ~20 watts each 120 Watts total 13,...
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84 views

How to repair cable at the breaker box knock out hole?

I'm getting ready to replace the breaker panel in my condo and I found some scary damage in one of the cables coming into the box from the top, just at the knock out hole (see picture). The damage ...