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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pool heat pump wiring instructions DOEL 19000btu, 5.56 kw, 220v single phase

I am trying in install Doel UHP056CS, name tag says 220 volts, however it comes with a pigtail already wired with a standard 110v male cord. Power Input label L, N, Ground, (three connectors) Water ...
2 votes
0 answers
52 views

Can I exchange two-way and three-way switches in the same box for lights?

I want to change my light configurations on my house, and think I have an easy change but want to confirm with some experts on this site! I have 2 switches that are by my front door. A single pole ...
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2 answers
39 views

Remove 2 way switches from outlet to remain always hot

Currently I have an outlet that is able to be turned on and off by 2 separate switches. I would like to remove the switches and always keep the outlet on. To complete this task would I just wire nut ...
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Wiring a new ceiling pendant light into a Maestro Plug in Ceiling Rose

I am replacing a pendant light and already have a Maestro Plug in Ceiling Rose in situ. This means that I can slide out the old pendant light (and leave the fixed part of the ceiling rose in place on ...
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1 Light Fixture+2 Switches, 1 light fixture + 2 switches both from one power source [duplicate]

How would I be able to wire this kind of 3 way switch, TWICE, with one power source (1 light fixture + 2 switches, 1 light fixture + 2 switches from the same power source). Essentially, I have two ...
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4 votes
1 answer
587 views

White 12/2 wire is marked with black marker

I’m working on updating the switch to an existing run. It’s a two way switch connected to an outside light. My wife took the receptacle apart and I’m left with the wiring. I see the 12/2 wire as ...
2 votes
3 answers
81 views

Adding more tandems to a crowded panel

I am in the process of wiring a hot tub which requires a new 50a breaker in the panel. Unfortunately, our panel is full. It already has a couple tandems, so I know that the panel accepts them. However,...
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1 answer
51 views

Wiring new construction from Meter to Main panel through the attic

I am wiring my new home. Can I run 4/0 aluminum THHN Service entrance from my Meter Socket to my main panel inside of the house 43' away through the attic without conduit or do I need conduit? The ...
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2 answers
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Is it normal to have a second run light switch to a ceiling fan? [closed]

I’ve purchased a home built in 1997 and updating some receptacles and switches. In this scenario I see two switches - one is a three way switch with 12/3 wire and a second switch is a step way switch ...
3 votes
1 answer
264 views

multi wire branch circuits with 12/3 cable for 6-20r and 5-20r receptacles on the same circuit in a workshop

I am planning on similar MWBC wiring in a new shop we are constructing (40x30 pole barn). I plan to use a double pole 20 amp GFCI breaker for each circuit in a 200 amp panel, and put at least one ...
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1 answer
51 views

2 wire from box - 4 wire smart dimmer

In my box, I have two wires ONLY and NO neutral, NO ground. After testing, I've identified the wires in my box: hot black (common-IN) from breaker box and assume white is to fixture. My smart ...
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2 votes
1 answer
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Metal box shows ground on plug tester even though there is no metallic sheathing or grounding wire

Two rooms in our house have older electrical wiring: two-wire 12 gauge insulated wire (no ground wire) that looks like an older version of romex (no metallic sheathing). These wires terminate outside ...
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8 votes
1 answer
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What is the 40° C rating on a circuit breaker?

When selecting breakers I sometimes see 40° C stamped on the face. What does that mean? Is it related to 60 or 75° ratings for conductors and other components?
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3 votes
1 answer
39 views

Ceiling fan + light combo, add a 3-way switch + dedicated fan switch?

I'm in the US. My kitchen currently has a ceiling fan + light combo that is controlled by a single switch. The switch is at the far end of the kitchen (next to the outside door) and I'd like to add a ...
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5 votes
5 answers
1k views

Wago (221 or 222) vs Lever Nuts (generic/various Chinese brands)

I have used Wago splice connectors especially 3 and 5 wire 221’s for lighting, like converting fixtures from fluorescent to LED. They are much quicker and easier than screw-on wirenuts, and seem to ...
1 vote
3 answers
103 views

Need Help Troubleshooting Potentially Faulty Neutral Wiring in Circuit

I think my issue may be similar to this post but I'll explain my situation. I have an older home and the living room is on a circuit that contains 2 non-grounded outlets and a wall switch. The wall ...
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3 votes
1 answer
47 views

How do I wire my new smart switch for bathroom light & fan control?

I've never installed a light switch before and I've done a ton of research but this part stumps me. I have a two-gang switch in my bathroom. The left switch turns on the light and fan. The right ...
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2 answers
105 views

Can I combine two 20A circuits with a switch to get 240V?

I have two 20amp 120V circuits to my shed. One leg is for a 30A 120V RV outlet. Can I use the other leg with a SPDT for 240V on that same outlet? The switch would flip from neutral to the other hot. ...
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1 vote
2 answers
84 views

What is the busbar rating in my main service panel?

I don't understand the difference between "device rating" and "meter socket rating" on my MSP? I'm most interesting in the busbar rating? Here are pictures of MSP: https://...
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Power supply for new television ... C14 10A plug to C7/8 25A cord/plug [closed]

The previous owner of my flat buried a sony tv power cord (10A c14 plug) in the wall instead of creating an elevated plug socket. I recently purchased a new tv and would like to avoid tearing apart ...
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4 votes
2 answers
376 views

What wire to use for 30Amp Dryer outlet 75 feet from the panel?

I am moving a dryer and need to wire a new 240V outlet. The outlet is 75 feet from the panel. I'm installing a 30 Amp GFCI breaker and converting the 3 wires to 4 wires . I had thought that 10/3 wire ...
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2 answers
50 views

Bathroom switch controls both fan and light

I am trying to understand the way my bathroom switch is wired. I want to wire my light and fan to separate switches. Previously there was a timer switch installed that would turn on both the light and ...
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7 votes
2 answers
2k views

What is this thin steel wire connected to the ungrounded side of a two-wire cable in my basement ceiling?

I recently purchased a home (built in the 50s, northern USA) and the man who previously lived there definitely did some DIY work around the house. I found a mess of (seemingly disconnected) wiring ...
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1 answer
63 views

Rewiring a house that has aluminum wiring

My house is at least partially wired with aluminum. I’m trying to replace what I can as I remodel. I can pull copper wire in some areas but can not pull out the aluminum easily as it is stapled down. ...
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2 votes
2 answers
55 views

Can I add an additional subpanel between my main panel and existing sub panel?

My main panel in on the side of my garage. It currently has 3 breakers: Main breaker A/C breaker Sump pump breaker. The main panel goes to a subpanel on the back interior wall of the garage which ...
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2 votes
2 answers
305 views

Removing wires from this kind of lightbulb socket

I'm trying to uninstall/install cables from/to lightbulb sockets as shown below. The cables go into two of the small round holes as shown in the second picture. There is no obvious way to squeeze, ...
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I am installing outdoor pathway lighting

There are 38 3 volt lights. I am using a 100 watt solar panel and 100 amp hr battery with a charge controller. The solar panel is 200 feet from the first string of lights. The run of lights around the ...
0 votes
1 answer
34 views

Can I wire a ceiling fan light with 1 wall switch, adding a dimmer switch for the light and control fan speed with remote that came with fan?

This is my scenario, except I only have one switch in 2 gang wall plates that goes up to the ceiling fan. The other switch goes to the half switched outlet. The red wire is the switched hot in the ...
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1 vote
2 answers
78 views

Wiring GFCI outlets to eliminate downstream GFCI protection

If you rewire a GFCI outlet so that the downstream outlets are no longer GFCI protected (move the two upper wires down to attach to the same terminals as the lower two wires), then if there is still a ...
0 votes
1 answer
67 views

Crushed light bulb killed a circuit but none of the breakers tripped

My wife was putting Christmas decorations back in storage and broke the the light bulb. She said she saw sparks. An adjacent closet light which is switched no longer worked. I checked the breaker box ...
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1 vote
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Wiring LED Halo Cup Lights To Existing Fixture

I took down a fluorescent Light fixture. To start the chain and install LED CUP Halo lights but there are 7 Wires total in the box and two sets of wires. 3 White wires in a bundle 3 Black wires in a ...
3 votes
3 answers
69 views

Light fixture with separate ground wire: is it needed and how to install if so?

I have a light fixture to install that is pre-wired with only the black and white wires (see 2nd pic). The box in the ceiling (3rd pic) is plastic and has black, white, and bare copper wire -- the ...
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1 answer
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Looks like 12 gauge into box with two switches - looks like 14 gauge going out [duplicate]

We just bought a new (to us) house (built in the early 90s) and I was replacing a couple of switches in one box. It is a 20 amp circuit and the hot wire coming into the box is 12 gauge (I measured ...
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54 views

Remove a 4-way switch

I have 3 switches on the same circuit that power lights in my family room and garage. Two 3-ways are located at each end of my family room and the 4-way is in my garage. I want to remove the garage ...
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3 answers
72 views

Why is my refrigerator tripping a specific (brand new & tested) GFCI in my kitchen but not the other GFCI when I plug it in on another circuit?

Been troubleshooting this for a week now. After 3 years working perfectly (age of fridge) I noticed the fridge had no power last weekend. The GFCI had tripped on one of two circuits that power my ...
1 vote
1 answer
85 views

What is the best way to crimp high temperature wire with uninsulated quick disconnect terminals?

I need to make a jumper wire to connect an electric range surface element to its temperature limiter. What I have available is posted in these pictures: high temp Teflon fiber glass insulated wire ...
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0 votes
1 answer
50 views

Two separate switches ganged, each with own function, with one power line to the box

I want to keep one switch as-is (powers an on/off fireplace fan). The other to be a dimmer switch for a ceiling light. I need help with how to wire the outlet so the dimmer will not affect the fan.
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3 answers
117 views

Need help identifying electrical wiring

My house was built in 1985. It has the 3 aluminum wires for the range outlet. The previous range was a 2001 model and was directly connected in a box. I wish to install an outlet. I have been told ...
0 votes
1 answer
52 views

How to prevent or collect loose rotary wire brush bristles [closed]

I have been using rotary wire brushes to do the first de-rusting ritual on old metal parts. But the wire brush bristles come loose and fling everywhere over the shop. They end up in my shoes and get ...
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0 answers
36 views

Connect an in-line fan to the thermostat

I’m trying to connect an inline booster fan to my ecobee3. The fan I have is an AC INFINITY CLOUDLINE T6. I would like to have it turn on whenever the fan of the HVAC is turned on. The in-line fan has ...
12 votes
2 answers
2k views

Should a device with a non-polarized plug touching hot and ground trip a breaker?

I have the following: a NEMA 5-20 receptable (typical 20amp grounded receptacle) mounted in an exposed work cover on a metal box fed with 12ga conductors through EMF. a typical string of holiday ...
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0 answers
51 views

Wiring a 2-gang light switch

I would like to remove an old 2 gang dimmer swtch and replace it with a standard 2 gang switch. My new 2 gang switch is a 2 way switch but I will be using it as a one way switch. The current wiring ...
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2 votes
3 answers
240 views

EV charger installation setup

I have purchased a new Tesla model Y and figuring out options to install a home charger in my garage. Issue: I live in MA and I do not have a basement or crawl space. My circuit panel is on the ground ...
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2 answers
43 views

How to install a 50/30/20(100amp) RV sub panel [closed]

Adding a 100amp RV sub panel outside of garage wall opposite 200amp main panel on other side of wall. 50/30/20 setup inside sub panel. What type/size wire is needed to feed it? 50amp breaker in main ...
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1 vote
2 answers
64 views

Securing conduit to edge of stud

I’m looking for advice on how to bring this conduit run up to code, 2 issues in particular: Securing the conduit to the end of the stud, which I believe is required within 3’ of the box. Are nail ...
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Electric furnace install wiring

I just purchased an MBR1200AA1 with 20kw heat strip from goodman to replace an old furnace from the 70s thats recently gone beyond simple repairs. Want to install it but came across 2 breakers, one ...
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1 vote
2 answers
79 views

Do wires connecting to an external electrical panel require outdoor rating?

I am working on wiring an extension panel mounted on the outside wall of the house. The wires travel in the crawlspace in a conduit and the conduit is connected to the panel. Do I need to use outdoor/...
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0 votes
1 answer
63 views

How do I wire a ceiling light with push connectors and 4 wires in box?

I just purchased a new ceiling light that uses push connectors rather than bare wires. My electrical box has two black wires that were originally attached to the previous one black wire of the ...
8 votes
1 answer
133 views

Avoiding GFCI for my fridge

I'm wrapping up a whole kitchen remodel, including redoing most of the kitchen electrical. Today we installed the fridge in its new location and plugged it into its new outlet, but 15 minutes later it ...
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4 votes
1 answer
77 views

So just how hard is it to pull new wiring into a typical switch loop?

I'd like to install more home automation. Unfortunately at least half my house is wired with old switch loops which have no neutral in the box. I also have ceiling fans with lights on switch-looped ...
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