Questions tagged [wiring]

The installation of wire and/or electrical devices, to allow the transmission of electricity from one point to another.

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37 views

Eliminating an outlet with 2 white 1 green and no black wires

I would like to eliminate an electrical outlet. When I removed it I was expecting to find blackk, white and green wires. However, I found there were 2 white wires and a green but no black. My ...
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1answer
38 views

Electric Wire Size for Grain Bin Motors

I am having a grain bin erected and need to power it. I have a 100 amp service at the pole. The grain bin in 250' away from the pole. I will have a second grain in built next year right next to it. ...
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47 views

Adding a new light fixture to existing circuit without destroying the walls/ceiling

This may be a stupid question, but is there any way to add a light fixture at the top of the staircase without directly wiring it to the existing light fixture at the bottom of the staircase? There ...
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2answers
73 views

Can I run a second cable to add another hot conductor for a range? [duplicate]

I have a range that needs 10/3 wiring w/ ground, and the wire in place is a 10/2 w/ground. My question is can I just run an additional 10/2 wire and use the black in that 2nd run for the "red" wire, ...
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43 views

Wiring Light with Master Switch

I am trying to replace a light fixture. It is a fluorescent lamp holder with one black, one white, and one ground wire. My ceiling has 5 wires coming out of it, and I assume it is because 2 different ...
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62 views

How to wire 4way hot at 4way

How to wire 4 way switch, Hot at 4 way and light fed from 3 way on end. I have found similar picture by searching however it also fed light from 4 way.
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2answers
94 views

Help me understand this power strip installation

I moved into a flat which has the following electrical setup in the kitchen: Regular looking 4-socket power strip Combi boiler plugged into power strip Washing machine plugged into power strip Front ...
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1answer
60 views

Wire splitting to switches

I am running 14-2 wire from a 15 amp circuit. I want to use 3 dimmer switches for 4 lights on each. Can I split or connect 3 wires in a junction box to each dimmer switch from the main wire? I am ...
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1answer
82 views

Is it okay to have exposed 12/2 romex?

I am outfitting a shed with an electrical system. The inside walls are currently unsheathed, and I do not plan to sheath them. I was not sure if I can install Romex directly stapled to the studs ...
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3answers
110 views

Is it ok to add an outlet from an Exit sign?

I'm trying to install WiFi expanders in our mostly brick building. The barrier is a lack of outlets where we need them. There are literally no outlets in locations were the WiFi expanders could also ...
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1answer
68 views

How to tell what is causing my breaker to trip

I have a 15 AMP breaker that will not stay on. Shut off lights, went to bed as usual and in the morning the lights would not come on. I inspected the breaker panel and found that circuit was tripped. ...
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3answers
36 views

Flexible Metal Conduit length limits with grounding

Basic question - if I have a long run of flexible mc, 12/2 with a green equipment ground wire inside, am I limited in my overall length of this run as long as I meet the support requirements? I see ...
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1answer
15 views

multiple thermostat boiler connection

I have a boiler system with thermostats and valves for three floors. before i changed the boiler what ever thermostat called for heat worked for that floor. Now all thermostats have to be on or ...
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1answer
41 views

Correct polarity of outlets from breaker

I'm putting an ice maker in my storage shed at vacation spot. Some of the convenience outlets are inverted and I can't be sure of the correct polarity?
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1answer
58 views

3-Wire 30A needs to be 4-wire 30A for new oven, can I run a ground from wall outlet?

I'm replacing an oven that was wired with 240V 3-wire 30A (Black, White, Red) and the new oven is 240V 4-wire 30A. Can I run a copper ground wire from a 15A grounded outlet two feet away?
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4answers
54 views

Testing an uninstalled outlet

Is there some way to test an outlet to see if it's good and works without going through all the effort of installing it, like maybe with DC from a battery so that the LED lights? That may not be a ...
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22 views

Canadian (Alberta) Residential Electrical Code

Is there a homeowners version of the current electrical code for residential wiring in Alberta available at no cost? I’m renovating my kitchen and would be helpful to know the many changes and ...
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27 views

How should I connect my solar panels to each controllers for optimal performance (series or parallel)? [duplicate]

I have 4 355w solar panels and 3 315 w solar panels. I have a 40 amp mppt and a 30 amp mppt charge controllers with 100v Max pv voltage. The distance solar panels to charge controllers is around 15 ...
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3answers
53 views

Part identification: Thermal cutoff within baseboard heater

We had a contractor paint our baseboard heaters with white thermal paint. He gutted the radiator's electrical components, in order to prepare the chassis for painting. In doing so, he snipped what he ...
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2answers
71 views

What type of quick disconnects for 18ga to 12ga low voltage wire connections?

I'm powering an 18ga 24V DC submersible pump for a water fountain in the yard using a 110V AC to 24V DC power supply (18 ga). I'm planning to use 12ga stranded low voltage wire (max.30V) from the ...
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1answer
62 views

Do I need license to do electrical work in any residential home?

I have 4 years apprenticeship, work on my own for 7 years in Africa, and Europe. I have also attended Montgomery college, so I have a total of 32 years in the electrical field. Do I need license ...
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0answers
48 views

What is wrong with my light

I have two ceiling light fixtures that just will not work. I checked the incoming power in the ceiling. Its fine. I did a continuity test on the wires/socket and they are fine. As a test I ...
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2answers
73 views

Replace 240 receptacle with one or two 120

I found some similar questions but given possibly different base assumptions I would like just to check that what I want to do is possible with existing wiring. In NYC, where everything is armored ...
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1answer
48 views

Replacing chandelier, I have 5 different colours of wires coming out of the ceiling

I took a chandelier off and didn't took pic of the wiring. I have 4 cables with red black and green and an extra 2 cables, one with yellow( with green stripe) and black. And one with red and white. ...
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1answer
27 views

Spa pump wiring

The house we purchased has a 220/120 32 jet spa. The 220 drives a circulation pump, heater and runs the 2 hp 1-speed jet pump. The jet pump is poor quality and undersized for that amount of jets and ...
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2answers
95 views

How should I connect my solar panels to each controllers for optimal performance (series or parallel) without buying new charge controlllers?

I have 4 355w solar panels and 3 315 w solar panels. I have a 40 amp mppt and a 30 amp mppt charge controllers with 100v Max pv voltage. The distance solar panels to charge controllers is around 15 ...
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1answer
37 views

Upgrade to Smart Switch for a Post Light?

Our old (circa 1970) house has a post light out front. The switch is in an inconvenient location and is thus never used, so I thought I'd drop in a smart switch - a Belkin Wemo, in this case - to ...
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22 views

Fan dimmer switch wiring

Old fan dimmer switch has red black and blue, new switch Has yellow red and black plus a green ground . How do I rewrite?
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3answers
48 views

Wiring for outdoor GFCI receptacle in my garden

I have dug my trench. I want to use FMC (flexible metal conduit) since some of my trench is only 8-12 inches deep. I need to know what wires I need inside my conduit. Do I just need a black, white and ...
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2answers
107 views

Can an electrician with 16th edition rules do work in anybody's home?

I did an elim course taking city and guilds for the 16th edition electrical installation and maintenance. Can I still do work in people's houses without having to give certificates the types of work? ...
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1answer
51 views

GFCI No Equipment Ground not testing

A GFCI installed near a sink has this sticker on it. From what I gather online, this means the outlet was installed on place of an old 2 wire outlet, and it's safe anyway, and up to code. But it's not ...
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78 views

Brittle wires in recessed can light

In 2018 you answered a question regarding crumbling or brittle insulation on wires inside of a recessed can light. I have the same problem. Could it have anything to do with the fact that the wiring ...
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2answers
56 views

Changing out Combination 2 switches!

Trying to slowly replace all of the old switches in our 1980s home and having trouble getting the new Leviton switch to operate the ceiling fan and light. The two switches operate a ceiling fan and ...
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2answers
56 views

RCD wiring with heating cable

Hi, I want to use the heating tape (constant wattage) and I was told that I should use RCD for the safety. I am new to RCD so I wanted to double-check if this is a correct way to wire the RCD with ...
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73 views

Does the amp size have to match?

My home has three bathrooms in it and the outlets for all three are combined off one 20 amp breaker in the panel. Do I have to use one of the 20 amp breakers on the transfer switch or can I use one of ...
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4answers
49 views

Can I connect a water heater to an existing dual-pole breaker?

Using a Reliance 10 Circuits, 125/250 Volts, 30 Amps, 7,500 Watts, Model# 30310A unit to my panel. I was interested in running my water heater which in my panel has a two 30 amp breakers. Can I run ...
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82 views

Is a tight fit acceptable when fitting a GFCI into an old metal box?

It was recommended by the inspector to replace the current 2-prong outlets with GFCI outlets (grounded 3 prong was the top recommendation, but that is a bit out of budget for renovations at the moment)...
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2answers
62 views

Need Help Wiring Replacement Ceiling Fan

I hadn't run into any trouble with replacing the ceiling fans in my older home (~21 years old) until today when I attempted to swap out the ceiling fan in our bonus room. Thinking this would be a ...
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1answer
52 views

More wires than Nest needs

I had an old thermostat with wiring as below image: I wired Air Handler Trane (Model# TWE037E13FB2) in the attic just like it was before: Here is a wiring diagram of Air Handler: However, my Nest ...
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3answers
4k views

Replace a motion-sensor/timer with simple single pole switch

I am trying to replace a motion-sensor that has a timer functionality to turn off the lights after 30 minutes. The motion sensor never worked when we moved into the house. I just want a simple single-...
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1answer
40 views

Wiring Z-wave Dimmer switch into 2-gang switch setup

Novice here... My 2 gang junction box had 2 switches, controlling a fan and its light. I got this fan from HD (Fan) which needed only one hot and a neutral to operate. The remote controls the fan's ...
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44 views

Will 2, 10kA breakers for stove requiring a 50 Amp breaker

Can I run a 50 Amp stove on dual 10kA breakers? I’m an electrical idiot and know just enough to be dangerous.
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1answer
42 views

Installed new LED transformer with spring terminal, light won't turn on

Transformer: https://drive.google.com/file/d/1AcPLA2Pc8bgubRKxyaK6iwiYcjKNx6BZ/view?usp=drivesdk LED light: https://drive.google.com/file/d/1A_YCzH6FLdCCPRd5q3_LZW30tqzxeZZ5/view?usp=drivesdk Things ...
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Changing outlet with 3 live wires, 3 neutrals, and 1 ground. Question / seems kinda crowded? [duplicate]

Images: https://imgur.com/a/NbXxkFl I was going to change out this outlet. It was previously all shoved together in a back-wire type outlet (The kind you just stab in). Was going to replace with a ...
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2answers
85 views

Electrical Appliance Killing Extension Leads

I've got a circular saw that has been responsible for damaging a total of three extension leads. Not in the typical sharp bit cutting the cable you may have expected. I've had the saw for a year and ...
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2answers
45 views

how to wire outlet in the box that lacks neutral?

how to install outlet in the box that lacks neutral? my box has two black wires (hot and return/load) and bare copper for ground. it was designed for switch that controls light or fan (I guess builder ...
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2answers
46 views

How do I relocate a generator inlet box?

From the images above, I have a 30 amp generator inlet that connects to a transfer switch. I’d like to relocate that inlet box to the outside of the house so that I don’t have to run my L14-30 cable ...
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1answer
63 views

How to wire cables - 2-gang switch 3 lamps

I've got a 2-gang switch in the wall. It's connected to a cable in a ceiling, that contains 4 cables: black, brown, blue and yellow-green (not included in schema). Schema: Expected result: Left ...
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2answers
86 views

Can I power a two-phase home service with a single-phase generator?

It is hurricane season here in Florida, so naturally I pulled out the generator to check it and had a question. The generator I have says it can output 30amp single phase. Let's say you wanted to ...
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2k views

Coupling two 15 Amp circuit breaker for 20 Amp

My Bosch micro/oven need 120 volt 20 Amp receptacle. I do not have a 20 Amp circuit breaker for this purpose. Can I couple two separate 15 Amp breakers as a dedicated source to provide higher Amperage ...