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 ...

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1answer
159 views

Using Dremel without motor brushes

I've got a Dremel 4000 tool and its motor brushes ran out today. I was wondering if I can still use it without the brushes until I've got a replacement?
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1answer
150 views

Extending extension cord 16/3 with 12/2 cable?

I have an extension cord that is 15ft and it is a 16/3. I have a 20ft of 12/2 cable. Can I use it to extend the extension cord for about 5 more feet? The devices connected to the extension cord will ...
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1answer
348 views

How do I replace a 3-way switch on 2-wire cable with a programmable timer switch?

I'm using the same Honeywell Programmable Timer from my last question, but under different conditions. In particular, I'm replacing a 3-way switch on 2-wire cable. Here is a schematic showing the ...
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1answer
46 views

Good replacement actuator?

I have 2 Belimo actuators that control dampers for A/C ducts in my house that the motor has gone bad on. I can't find much info about the model "LM24-T US" so I think it has been discontinued. I ...
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1answer
98 views

Why does my 2 bulb fixture have 40 volts going to it when a bulb is removed?

When second bulb is removed in the fixture in the off position, the remaining bulb lights dim (fixture switch still off) and the socket that is bulb less reads 40 volts, when replacing the bulb both ...
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2answers
3k views

Ceiling lights running dim

I have a persistent problem with the upstairs ceiling lights in my house where they often run dim for a while and then return to full brightness a few seconds later (at most 1 minute). Sometimes ...
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1answer
119 views

Why do people run 12-3 cable to feed completely different circuits?

Been updating circuits in my basement and I'm horrified at the previous work that has been done. Improperly routed cables, overloaded junction boxes and, in two separate instances, 12-3 cable feeding ...
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1answer
218 views

Why is the live wire reading live, but the neutral is not, in my lighting circuit?

A ceiling light has failed and I have removed it. The circuit that it was part of (eight other downstairs lights) is working fine. BUT the supply cable from this circuit to the failed light is 'live' ...
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794 views

What size junction box is needed for four 6 AWG copper wires?

Can somebody tell me what size and type of J box do I need for 4 #6 AWG copper wire? Boxes will be located outside. Both will be just and access point since I have more that 360 degree bends. Wire ...
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1answer
177 views

How can I trace the wires of a circuit?

I have a switch on my bedroom wall that I believe is used to control the outlet on the same wall. However, the outlet has never worked, and the switch doesn't even seem to be connected to the wires in ...
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2answers
79 views

Grounding subpanel to box - 'tap threads'

I've installed a subpanel and need to ground the grounding bar to the actual panel box. I was instructed to run a #6 jumper to a hole on the box, attach with a screw, making sure to 'tap threads'. ...
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1answer
407 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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1answer
72 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, ...
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4answers
474 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 ...
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2answers
348 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. ...
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1answer
532 views

Should both ground and neutral in an electrical subpanel be bonded to the service ground?

I put in a 100 AMP sub panel from a 200 AMP service. The neutral and ground are separated in the sub panel. Would this bond the sub panel to the ground and neutral coming from service ground wire? I ...
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1answer
197 views

Need help replacing 2 switches, fan + light

I need some help. I want to replace the 2 old switches, fan + light, by 2 Leviton decora 1 way switches. I am confused by the wires (see attached pics), especially by the black one that goes from one ...
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1answer
172 views

Backlight moving mirror in bathroom

Bathroom will have a medicine cabinet behind the mirror. Going to use wall mount sliding door hardware to make the mirror move. Will look similar to this: I would like to use some 12v LED lights on ...
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2answers
165 views

How can I determine what is causing these electrical problems?

My kitchen lights are having electrical issues that I am trying to identify probable causes for. When I bought the house, there was an overhead light in the kitchen and several plug-in light fixtures ...
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1answer
321 views

Why won't my ceiling light turn off?

My ceiling light won't turn off. There are 2 separate switches to choose from to use. Neither will turn the light off. One makes the light flicker a bit, but not off the other doesn't seem to be ...
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3answers
860 views

How can I install a switch to power a bathroom TV off safely and discreetly?

Firstly, I'll start by saying that I have no electrical skills apart from basic changing a socket skills... I have a small bathroom that I've decided to put a waterproof TV in. The TV is going to go ...
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2answers
97 views

Is it safe to combine Christmas miniature light sets of different amperage?

I have two sets of 8mm mini lights that specify 120V 5A on the plug and one set of 5mm mini lights that say 120V 2A. Is it safe to use them together without blowing/frying the 2A set?
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1answer
327 views

Can I install false LED light bulbs in a chandelier to reduce the total light output?

I have a chandelier that holds 18 lights bulbs. The bulbs I have are non-dimmable 4 watt LED bulbs. I really only need 12 bulbs working at a time. Would it cause any harm only using 12 and hollowing ...
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2answers
891 views

Why would changing ceiling fan speed cause an AFCI breaker to trip?

I recently installed 2 ceiling fans with Lutron combination light and fan dimmer switches. On both circuits, if more than a half second or so is taken when selecting the fan speed (that is, a delay ...
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3answers
809 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 ...
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2answers
183 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
286 views

open neutral or something else?

I recently lost power to half of a circuit. Before that happened every once in a while the lights would dim or flash for a minute and then everything was fine again. That was going on sporadically for ...
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1answer
956 views

Is this ceiling rose electrical wiring diagram correct for the lighting system I am implementing

I have found a few wiring diagrams online, but none that fit my specific scenario. Please can you tell me if my wiring plan according to my diagram below is correct. Apologies for the non standard ...
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1answer
130 views

What should I do about damaged electrical conduit?

I'm adding an electrical line to my outdoor pool breaker box. I was digging near the box with a pickaxe (yeah, I know, stupid) and was trying to be careful, but I was not careful enough. I don't ...
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1answer
436 views

How do I connect my new chandelier?

I would like to connect a new chandelier to the ceiling of my bedroom. The ceiling box has two cables: black, white, ground - none of these is hot black, white, red, ground - black on this cable is ...
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2answers
207 views

What will happen if I feed a device with two legs from the same phase?

What will happen if I feed a 208v baseboard heater with two legs from the same phase? What will happen if I feed anything that requires two legs with the same phase?
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2answers
24k views

How do I wire up a 4-wire dimmer switch when I only have two 2 wires from the wall?

I'm replacing (yet again) my bathroom dimmer switch. The old switch had 3 wires: 2 black and one green. The two black wires were attached to the wires coming out of the wall and the green wire was ...
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1answer
147 views

Code compliance for outdoor 20 amp receptacle?

Looking to add a 20 amp receptacle on the outside of my house, on a separate circuit. I don't know what NEC codes to look out for. It will be on the outside wall of the house, if that helps. The code ...
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3answers
6k views

Electric panel distance from windows and/or gas service entry

I can't find anything specific anywhere else, but what is the minimum distance a main electrical panel can be from a window when the panel is mounted on the outside of the house? Additionally, is ...
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1answer
1k views

Should I put a basement dehumidifier on a timer, or trust the hygrometer?

Dehumidifiers draw a LOT of power (as you might expect of something which is basically a modified air conditioner or refrigerator). I do want the humidity in my basement kept at a comfortable level, ...
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2answers
178 views

Testing and proper breakers for a multi wire branch circuit?

How do you determine if an outlet is part of a unidentified multi-wire branch circuit? Also, does code say MWBCs need to be on double throw circuit breakers and is it permissible to link CBs with that ...
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1answer
621 views

Why do my lights blink?

I have three flood lights (of this model) controlled by a single switch (this one). When turned on, the lights seem ok for a few minutes, but then they start to slowly blink on and off. Each blink ...
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2answers
1k views

Could power fluctuations have killed my refrigerator?

Bought a house (built in 1937) recently. When the clothes washer runs (particularly, when it agitates), lights in the house flicker. I've read in numerous places online that this is possibly due to ...
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2answers
670 views

Why use AFCI receptacles rather than AFCI breakers?

Is there any reason to use an AFCI receptacle rather than replacing the breaker with an AFCI type? It seems that providing protection on the whole circuit makes much more sense than to just one ...
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1answer
498 views

Wiring from Oven to Switch

At the moment under the oven switch the cable is plastered over (without capping) till it reaches under the counter; there it pops out of the raw plaster and is draped across the back of the units to ...
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4answers
4k views

Moving a light switch without moving it

I live in a rented house, and there is a lightswitch which is unconventionally not next to the door in one of the rooms. Is there a way to move the lightswitch so it's next to the door. I am currently ...
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3answers
297 views

4 way switch with only two switches

I just bought a 3-way dimmer switch for the kitchen. There are only two switches that switch the overhead lights. I went to take off one of them to install the dimmer and the switch had 5 wires (2 ...
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1answer
1k views

Can I use a junction box to splice together wires that are on a different circuit?

I'm doing some work inside a wall that has some 12/2 NM cable running through where I need to put something. The cable doesn't have any additional slack for me to route it around the obstruction. I ...
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1answer
8k views

Can you put a small breaker panel after a 30 amp breaker from main panel in the house?

Looking to run lights in my garage. If I put a 30 amp breaker in my main panel on a 10 wire to a small breaker panel in my garage, can I put 2-4 15 amp breakers out there for the lights? Likewise, ...
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1answer
257 views

What could be causing my touch lamps to come on by themselves?

I am rewiring my house with major upgraded wire. I am installing #12 armorflex wiring and conforming to commercial code. Yes, I know most people use romex for houses, but I have seen plenty of attics ...
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1answer
436 views

Strange noise coming from my bathroon outlet

I turned on my bathroom light a couple nights ago & it sounded like morse code coming from the outlet. I haven't heard it since that night. My light switch is part of the double outlet. Do you ...
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2answers
40k views

How to calculate what wattage transformer to use for LED light strip

I am looking to purchase some LED light strips, and I have seen these: 7.5 Watt RGB LED Tape They are 7.5w, and have 150 LED lights over a span of 5m and the website states that they are 12V. But I ...
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1answer
136 views

A ground rod where a drain needs to go

My house sits on a hill, and the gutters don't properly drain. As a result, I'm digging a new drain along the side of the house to re-route the water. However, while digging the drain, I came upon a ...
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1answer
5k views

How to determine what type and gauge of wire should used for underground wiring to a detached subpanel?

I Will be installing a subpanel in a detached garage. The subpanel will be 60 amp. The garage is about 30' from the main-panel in-house, and I will of course get an exact length before selecting the ...
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1answer
256 views

How to wire a ceiling rose?

I have bought a new ceiling rose for a light. The wires in it are UK pre-2004. There's one black, two red, one yellow, one blue, and two green and yellow earth. Where do all these go on the ceiling ...