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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12 views

Toaster and Kettle cause my green power board to trigger

I had my computer connected to a green power board. The computer itself is on the master port and the screen, speakers, etc are on the slave ports. When the master port drops below 5 W, ie. when the ...
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3answers
30 views

Want to add outlet to bathroom

I have a bathroom with only a light switch and no outlets. The wiring is old so there are no ground wires. Can I put an outlet on that circuit and if so, should it be a GFCI?
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1answer
30 views

I want to add 5 can lights. Can i use a jumper from existing light switch to get power?

I want to add 5 ceiling can lights. Can i use a jumper wire to jump from existing light switch to get power to new switch for can lights?
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0answers
19 views

110v from high-leg delta drops voltage, what can be the cause? [on hold]

I am in a 3-phase industrial building with a box that I have identified as a high leg delta: between any two live wires I have 240V between one live "A" and neutral I have 208V between any of the ...
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0answers
14 views

Securing electrical wire to a cinderblock wall in a crawl space

I just purchased a house that was built around 1995 and has a cinderblock foundation that is exposed under the deck. There is a detached workshop that is about 100ft from the house that gets its ...
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0answers
18 views

Ceiling fan lights flicker with fan off, but go to normal with fan on

Just bought an Allen Roth ceiling fan from Lowes the other day. The fan runs fine. When I have the just the lights on they flicker very rapidly. When I turn the fan and the lights on, the fan and ...
4
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1answer
52 views

What reasons are there to rewire an ungrounded circuit instead of adding GFCI protection?

The NEC allows replacing non-grounding-type (2-prong) receptacles with grounding-type (3-prong) receptacles by adding GFCI protection at the breaker or first outlet. What reasons might there be for ...
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2answers
34 views

Can I use a three wire cable to feed a whirlpool tub?

If I'm required to add 2 dedicated GFCI circuits for a whirlpool tub and inline heater, can I run 3 wire cable (red,black,white,ground) or do I need 2-2 wire cables?
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1answer
47 views

Is there a specific NEC code specifying the distance between water heaters and electrical panels?

I have a condo in a large building with many identical units. Several times other owners have mentioned that the original layout of the utility room isn't up to code due to the proximity of the water ...
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0answers
6 views

How post images and pictures? [migrated]

Newb question - I have some DIY questions (mostly electrical with wiring and grounds and stuff) and I need to show pictures (cannot describe it adequately) - I read up on how to show images but it is ...
1
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1answer
25 views

installing a replacement fixture with three lamps in one on a two way switch

I am replacing a single pendant-type ceiling light with a new pendant fixture that has three individual pendants that go into the single "hood" that attaches to the box in the ceiling. There are two ...
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0answers
36 views

Why would a GFCI on my infloor heating circuit trip, when an exhaust fan on a different circuit turns on/off?

I have infloor electric heating installed in our bathroom. The power is supplied by a dedicated 240V/1Ph. circuit that also feeds a couple of baseboard heaters in our bedroom. The infloor heating is ...
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2answers
67 views

What options are there to achieve both grounding/ground-fault and arc-fault protection on old 2-wire circuits?

The three receptacle circuits in my house are 2-wire NM, but have 3-prong receptacles. My electrician recommended and installed GFCI breakers to provide "grounding" to these circuits. I now realize ...
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1answer
40 views

Why are LED bulbs in a cooker hood flashing when I put in the fourth bulb?

I replaced 4 bulbs on a cooker hood with LED bulbs. Three will work ok till I put in the fourth; then they flicker once when turned on but will not stay on.
1
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1answer
67 views

What could cause my outlets to not have enough power?

Four outlets won't work right unless a lamp is plugged in then everything works fine. Unplug lamp it's like not enough power. Plug lamp back in outlets work fine. Why is this happening?
2
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1answer
28 views

Is an oven heating element polarized?

I just took out an oven heating element without paying attention to which wire was hooked up to what end. Does it matter how I hook it back up?
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1answer
44 views

I ran into two hot lines when replacing a three way switch

I've read up on three way switches, and have replaced a few over the years. I recently installed a bathroom fan, and so had to replace two three way switches. Very simple setup - two switches, one ...
1
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1answer
24 views

Increasing the capacity of an electric baseboard thermostat

The electric baseboard heat in my living room has a mechanical thermostat (bimetallic strip) that occasionally gets stuck in the "on" position. I'd like to replace it with a solid-state thermostat, ...
3
votes
2answers
261 views

How can I repair a chewed-through power cable?

My puppy chewed the power plug off of my space heater, and I'd rather not buy a whole new space heater if I don't have to. I went to the hardware store and found a plug rated for 125V and 15A. The ...
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1answer
38 views

Is my electric stove receptacle wired correctly?

When I test the four prong electric stove outlet by touching one of the prongs and the ground, one prong reads 120V and the other 220V. Is this normal or is it wired wrong?
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2answers
40 views

What would cause all my gfi recepticles to not reset in my kitchen?

All my recepticles that are gfi except one will not reset nor will the outlets that are protected by them work? My house was built in 2006 and the receptacles are levitons. It tripped the breaker ...
2
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0answers
27 views

Why won't my thermostat control the HVAC anymore after trying to switch thermostats?

I bought a new Nest thermostat which is supposed to be compatible but needs a professional installation (advice that should have been heeded by non-professional electrician me). This is to replace an ...
2
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1answer
56 views

Is it ok to run a new a power line under the roof as opposed to the ceiling?

I am planning to run a new circuit to install ceiling lights, fan, etc. My attic is very low (approx 3 feet), and there is insulation between the joists (B in picture), so it is going to be a hassle ...
3
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1answer
25 views

rewire ventilation fan to use pull chain instead of wall switch

I'm converting part of an unfinished space to make a darkroom. I'm installing a bathroom ventilation fan over the sink but there is no convenient place to install a switch for the fan. I purchased a ...
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0answers
20 views

Fan speed control with timer?

I'm looking for a device that will allow me to control the fan speed as well as have it timeout. In theory this might work if I used the output from the timer to feed into the dimmer, but it doesn't ...
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0answers
32 views

Listed electric baseboard heaters that permit installation below outlets

Are there UL-listed electric baseboard heaters that do permit being installed below outlets? The FPN in 210.52: Informational Note: Listed baseboard heaters include instructions that may not ...
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2answers
57 views

Replacing dumb wall switch with smart one (wiring)

Based on the first diagram below (which is the current wiring for my wall switch), is the way I have the second diagram set up correct? My biggest point of confusion is the line/load wires. Judging by ...
3
votes
1answer
52 views

Can I add a three way switch to a light circuit when I only have access to light switch and it just cuts the power to the switch?

I have a light switch that controls 2 lights in the hall. The wire to the switch carries power to the switch with the black wire and the white wire carries the power to the light. I have access to ...
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2answers
44 views

Replace GFCI in bathroom

When I opened up the old one, there are 3 cables with the normal 2 black, 2 white, and ground. However, there are 2 whites and black capped together to a load screw and another white on the other ...
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0answers
14 views

Hunter fan/ light, lights not working [closed]

Have hunter fan light,fan works fine lights will no longer work, is the limiter the problem? Limiter has 3 wires red , black white
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0answers
32 views

How can I add a GFCI receptacle on a circuit with split receptacles?

I have a typically wired living room with all receptacles switchable on the top outlet. We are installing a large fish tank and decided to add GFCI protection. I'm trying to change a single duplex to ...
2
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0answers
35 views

How can I resolve tripping problems with CAFCI?

Situation: I was having combination arc fault circuit interrupters (CAFCI) installed in some 20 Amp and 15A branch circuits. In several cases , the CAFCI immediately tripped after installation, or ...
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0answers
31 views

How do I install a SensaSwitch on a 3-way circuit?

I recently purchased a SensaSwitch, Manual-ON / Timed-OFF (PDF of instructions) and I cannot install it in such a way that it performs as I desire. I have a switch at the top of my basement stairs and ...
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3answers
42 views

How can I figure out why my Sears Craftsman garage door opener will not work?

I have tried troubleshooting my Craftsman door opener (model 139.53325SRT), because it will not close. It will not close when pressing the wall switch: the opener light just blinks if I do that. ...
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0answers
17 views

New gate remote control only works from 4 feet away

I have an old multi code gate remote control and it works perfectly. I needed one more so I went to the gate store and bought one multi code, but a new style model. The store told me that it's the ...
0
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0answers
40 views

Why won't a replacement GFCI work when the old one was wired identically?

I am trying to replace an old GFCI outlet box in the bathroom. I bought a new one and wired it the same as the old one (the new one had extra screws). The new outlet has a tiny green light on the ...
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3answers
764 views

How do I find what these breakers go to?

I recently mapped every appliance, receptacle, light fixture, switch to their respective breaker in the master 200A electrical panel. When I was finished I ended up with 2 20A breakers that did not ...
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1answer
31 views

Can I run a T5HO ballast with significantly lower wattage T5NO bulbs?

I gather this is generally possible, as long as bulbs draw less power than the ballast can provide, but are there limits on how low you can go? I currently have an electronic ballast for 1 or 2 54W ...
4
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2answers
156 views

What is the purpose of a “framed” switch?

I'm replacing the switches throughout my house and came across this one today. What is the value of it being "framed" (it seems like that's the only difference between it and the most basic switch)? ...
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0answers
53 views

2 hot wires into light switch and no neutral

I recently bought a home built in 1908 and I've found some funky electrical issues - such as the entire main floor on one 30 amp circuit. This morning I went down to the bathroom on the main floor and ...
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2answers
62 views

Why is my dimmer switch buzzing?

We had 2 dimmer switches that had stopped working (lights were on 100% regardless of how turned the dimmer switch was. I checked the back and went out and bought 2 new ones, turned the electricity ...
0
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1answer
63 views

Troubleshooting 3-way switch

I'm having trouble with a three-way switch. (It may be 4-way, there are switches in my house I can't figure out). I don't recall if they ever worked properly. The light stays on regardless of the ...
0
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2answers
64 views

How can I convert this hard wired fixture to a plug in?

I want to covert my hard-wired pendant light fixture to something that can be plugged into the wall as our new apartment isn't wired to direct-wire ceiling fixtures. I already wired another (vintage) ...
3
votes
1answer
63 views

How should I route PVC electrical conduit around lightning prevention downleads?

What precautions or steps are needed when routing Schedule 40 PVC Electrical conduit across (90 degree crossing) a lightning prevention downlead? This downlead looks to be braided copper cable ...
0
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1answer
32 views

Can I power a separate cooktop and wall oven from a single circuit?

I am replacing my 220V electric cooking range with a glass cooktop (with 4 heating plates) and a separate wall oven. The old cooking range was a plug-in. The two new appliances (the glass cooktop ...
1
vote
1answer
41 views

Do I want a common trip or independent trip quad breaker?

I had a quad breaker that went bad. It had 30A outer pair for the dryer and 20A inner pair for my well pump. Both pairs were tied together so you could turn them on or off together - the mechanism ...
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1answer
51 views

How can I convert a 240V dryer outlet to two branch circuits?

I'm converting a former laundry area into a bar/coffee area. There's a relatively new 240V, 40A circuit that is now unused, so I'd like to repurpose it for 120V service. I'm hoping to run 1/2 of it ...
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0answers
27 views

Fan plus light/dimmer switch problem?

Have a Lutron Dimmer Switch combo in a rental. It has a dimmer light button the top and a timer on the bottom for bathroom fan. This went out today and troubleshooting it didn't make sense. We ...
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2answers
54 views

Why is are the lights in my 60 year old house flickering?

My lights will flicker throughout the house when I have a lot on. Also, the ceiling fan will go (beep, beep BEEP beep) then reverse all by itself when the bathroom light is turned on down the hall. ...
6
votes
2answers
228 views

How do I wire a brand new cooktop that has no white neutral wire?

My old cooktop which is being replaced connects to a j-box with black, red, white, and bare ground wires, which goes to a 40 amp circuit breaker (US here, noticed this site is popular with Europe ...