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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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Why do I measure 12VAC on old thermostat wires?

I'm installing a nest thermostat in my house - it's the UK version with a heatlink. I have successfully wired the heat link into my combi-boiler, disconnecting two existing wires in the process. I ...
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60 views

Junction Box Blank Cover in HVAC Duct

I am starting a bathroom remodel second story that requires a length of NM wire to be lengthened by a few feet. I realize I can't do this hidden in a wall or floor and need this done in accessible ...
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50 views

Can I split a large amp 240 circuit into two lower amp 240 circuits?

I just bought a house. It has a double oven unit installed on a 50 amp 240V circuit. I need to replace this unit with two separate units, one 30 amp, 240V and the other 20 amp, 240V. Can I split ...
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43 views

Wiring light switches in two rooms help

I am changing some wiring in two rooms of my house. Room 1 had two switches that controlled an outlet. We have since taken one of those switches and installed a ceiling light. The other switch ...
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86 views

How can I provide up to 70V AC power to a sliding glass door panel?

I'm renovating a master bath and the entire wall between the bath and the master is completely removed. The view and light that this provides is very nice so I'm considering putting in glass instead ...
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222 views

Where should I connect my C wire on Goodman GMP075-3 Rev.B

I am trying to install an ecobee4 to replace a digital battery powered thermostat. I removed the existing thermostat and found that there was a spare blue wire that was wrapped around the others that ...
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53 views

Replacing a motherboard on a Carrier 8000VS Furnace

Hi guys, I am trying to finalize the wiring of my new carrier motherboard. I have about four more wires to connect and the new motherboard is slightly different than the old one. The pictures I’ve ...
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41 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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76 views

Wanting to make existing 2-wire 220V outlet a 4-wire one

(Located in the USA) I've inherited a 220V (or 240V?) circuit which is just capped off inside a junction box. It's hooked up to a 30A breaker, and seems fine, except that it's only a 3-wire run--no ...
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95 views

Indicator light flickering on combination switch/outlet

I've looked at 3 furnaces plugged into combination switch/outlets that have indicator lights, but no GFCI switches. On just one switch, the indicator light is flickering unevenly. Is it trying to tell ...
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338 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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601 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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2k views

My appliances are shocking me…but only me

The metal parts of the fridge, stove, and sink are shocking me. However, when my husband touches them, he gets nothing. I've also found that the metal gates and latches leading to the pastures are ...
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64 views

Replaced a Heat/Light/Vent with a vent only. There does not seem to be a hot wire:

The three gang box previously had a HLV combined switch plus a switch that operated a separate light. Stupidly, I removed and discarded the switches and units (light and HLV) without studying the ...
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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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49 views

Can armored cable cross over a drain pipe?

My electrical system uses the armored cable sheathing as a ground path. I was placing some lines of AC in my walls, and I uncovered a drain pipe in the way. At first, I covered the AC with ...
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34 views

How to wire an entire room / kitchen with LED light strips?

As the question suggests, I'm looking into adding LED light strips throughout the kitchen (over cabinet, under cabinet, and kick -- I think under the countertop would be neat, but harder to hide). ...
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45 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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55 views

Can I provide low-voltage power for an HVAC humidifier from a standard outlet?

I recently bought an Aprilaire humidifier to replace an old one that came with the house, which I thought was broken. After connecting the water (which does work and isn't clogged) and the wiring to ...
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69 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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212 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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26 views

How to wire this to Levinton IPS02

I have been trying to wire this to a motion sensor switch, but after turn back on the power, the sensor is blinking, but the lights won’t turn on.
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64 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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75 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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85 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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20 views

How to Run Fan Only with Thermostar Furnace With G Wire

I have a Thermostar Furnace that works great for Heating our home. We do not have AC and do not want that. But, we do want to be able to just run the fan without heat. The W and RH wires were ...
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74 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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16 views

Do I need to replace the thermostat wiring leading to my boiler?

I have a boiler in an old building with four different apartments. There are two thermostats that call for heat from the boiler, and valves that direct the hot water to the respective part of the ...
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45 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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50 views

Ceiling fan wire if confusion

I’m trying to install a new ceiling fan. I’m having a bunch of difficulties. There are two wall switches that control the lights. Out of the ceiling there are 5 wires a ground bare copper 3 white one ...
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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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45 views

testing a 220 volt baseboard circuit

I have a baseboard heater in an older cabin and i want to replace the thermostat. Its a two wire thermostat and inside the box there are two insulated wires (one black and one white) along with a bare ...
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67 views

fix crack in conduit outlet body

Hi. A landscaper putting in rocks moved the conduit pipe and caused a crack in this PVC conduit outlet body. I assume I can put caulk or something similar over the crack, as opposed to replacing the ...
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50 views

Waterproofing outdoor wire splices and receptacles

It seems that the NEC requires wire splices to be UL486D listed when used in outdoor (generally damp or wet) locations, similar to the requirement for THWN or other wet-rated wiring. Why are special ...
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627 views

Furnace Mainboard wiring with AC unit

I went to install a Nest on my upstairs HVAC unit. After installing the Nest I thought it was functioning properly. The next afternoon I came back to the house It was still hot, so looking into this ...
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193 views

Replacing 2 pole switch with 2 single pole switches to control a fan/light separately

I have a switch (Double pole / One throw) that controls the ceiling fan and light in my master bathroom (B1). I'm considering to replace it with two single switches, so I don't need to turn the light ...
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350 views

Feit receptacle with USB ports trip GFCI

I replaced a standard dual 120V outlet at the end of a kitchen counter GFCI circuit with the Feit dual 120V with 2 USB Ports. I taped over the outlet screws as I'm pushing it into a metal box and a ...
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53 views

Can I replace this switch with a 3-way switch?

I want to replace the on/off switch for our attic fan, and this is the only switch in the house that I’m aware of that operates it. The wires are red, white, and black. Will a traditional 3-way switch ...
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41 views

Lennox G20 furnace

I was reading about using the T terminal for the C wire for internet thermostat. I have different wiring Thermostat Furnace RC R W. W Y Blank Rh T G. G ...
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130 views

Why don't my lights work after I added a GFCI outlet to the circuit?

I replaced an old outlet with a GFCI outlet in my bathroom. I know that I've installed it correctly because I've tested it with a night light. But I can't get the light fixture above my vanity to ...
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66 views

Is this line voltage thermostat sufficient?

I'm replacing a bad Aube line voltage thermostat for my electric baseboard heaters. I liked the model, so I purchased what I thought was the same one - however I missed a letter in the model. What I ...
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150 views

Randomly when opening my fridge it trips other breakers such as dining room

At random times when opening my fridge doors it will trip my dining room lights or kitchen lights. Or if both of those are off it will trip my bedroom lights. It’s very frustrating. Local electricians ...
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56 views

Smart Thermostat (Nest, Honeywell or Ecobee) from KMC wiring?

I moved into a 1br condo recently and was looking to update the thermostat to Nest (or other Smart home thermostat). The current thermostat model is KMC and when I took off the casing, the wiring does ...
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157 views

How should I connect two lighting switches in a double-gang box?

For my current project I am attempting to install a single pole dimmer switch alongside a 3 pole dimmer switch. The single pole controls a set of sconces on the wall while the 3 controls the ceiling ...
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73 views

Use of the ceiling fan's red wire

Can I use the unused red wire in the wiring from my ceiling fan to power a light in my attic space? Leaving the switch wiring the same (meaning i could turn the attic light off and on via the fan ...
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0answers
104 views

Installed smart switch but nearby circuit keeps breaking

I just installed a smart switch (Leviton Decora) in my garage and the switch works fine. But I soon noticed that the circuit controlling outlets in the closest room to the garage keeps breaking. I ...
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82 views

3-way to smart 2-way switch, result is hardwired either on or off

At the top and bottom of some stairs are two connected light switches (a 3-way switch). The top switch has: bare copper ground unused white neutral (in back of box; two wires in a wire nut) 2x ...
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270 views

is there a difference in URD or UF #6-3 wire? should they be in conduit?

So, after some research, I decided to go with a double pole 60amp on my main panel with a #6-3 wire to feed my sub panel on a detached shed. The shed is 70 feet away. MY question is, someone said to ...
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614 views

Remove 3-Way Switch

I know this has been asked before, but I just want to be clear on 1. what I need to test in order to be sure which box has the hot wire, and 2. the wiring steps to remove the second box. Many thanks! ...
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36 views

How do I qualify for the 75C table in the ampacity chart?

Suppose we direct-buried some 8 AWG cable. It's now under a parking lot, and retrenching it is out of the question. Now, needs have changed and we need to get 50A out of the circuit, which is ...