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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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45 views

Dryer loses electrical power in the winter

For 3 years now my electric dryer loses the 220 current in the winter. It runs normally in the summer but gets weak in the winter. I have tried 4 different dryers and they all do the same thing. The ...
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3answers
91 views

Bare copper wire under kitchen sink

I have a bare copper wire that runs from the breaker box to the hot water hose under the kitchen sink. The electrician did this. Is this safe, if not how do I fix it?
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0answers
54 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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0answers
56 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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2answers
64 views

any danger in splicing tinned copper and normal copper?

It is difficult and dangerous to combine aluminum and copper wiring. Are there any pitfalls with respect to tinned copper and copper?
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1answer
22 views

Thermal resistance of NM cable

Can NM (AKA "Romex") cable reliably sustain contact with hot water pipe so that the water pipe never gets so hot as to melt the insulation and pick up electric current? I'm crossing pipes and cable ...
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2answers
52 views

Outlet wiring & single pole switch

I have a 10 x 10 bedroom. One single pole switch, four 15 amp outlets sitting on a 20 amp circuit breaker. Each of the four outlets (typical double receptacles) -- 1, 2, 2, 3 and 4 are "hot" i.e. ...
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1answer
47 views

How to reseal wiring coming through roof after adding an additional coax drop

My AC condenser unit is on the roof. The wiring and refrigerant lines run through a PVC pipe in the roof. That pipe is sealed with what looks like some sort of foam product: I would like to put a TV ...
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3answers
88 views

How to tap into a light switch whose junction box is already full?

I have a light switch I want to tap into to add another power outlet a few feet away. I believe this switch's junction box is already too full to accommodate adding new wires. I think I would have ...
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1answer
35 views

Maytag Dryer wiring issue

I have a Maytag Dryer model number LDE8420ACW that was give to me. The yellow, blue, purple and 2 white wires that connect to the power terminal block that the power supply cord hooks to are not ...
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1answer
174 views

Can I install a device transformer in a junction box to keep it behind the wall surface?

I'm in Oregon, USA, and trying to figure out a code-compliant way of hiding a wall wart (AC/DC transformer) behind a small device (about 3"x3"; if it matters, the specific device is a smart garage ...
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1answer
44 views

Wiring 50A RV receptacle to 120V service

I will be installing temporary wiring for an RV which has a NEMA 14-50 plug. The RV does not actually need 240v, it just splits the load between two 120v legs. I want to use a 30A 120V circuit ...
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4answers
126 views

What is the correct way to wire a 3 way switch where power comes into the middle switch?

I found checked two books and neither had the diagram. Only I found two separate diagrams that did not work. The setup: Box 1 with 3 wire runs to box 2. Box 2 has 2 wire power in, 2 wire to light ...
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2answers
46 views

Bare wire says 120 but drops tall 1 when hooked to outlet

120 hot to neutral/hot to ground. Hook it to outlet, hot to neutral reads 1 hot to ground 120. Tried two new outlets. Both do same. Moment connected voltage is lost. Moment wire out, back to normal. ...
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1answer
5k views

Is this wiring safe and is it according to code?

A single 12-3 cable was run to a double switch to control individual lights. The white is used as a hot, is this wiring correct/per NEC code?
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1answer
36 views

4-Way Switch Problem

I purchased several hundred dollars worth of Legrand Radiant electrical outlets and switches in Graphite color for my home. All went well until I ran into a 4-way circuit (One light, two 3-way ...
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0answers
74 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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2answers
204 views

Installing a smart dimmer switch into 3 gang box

I have installed dimmers in a single box and a gang box with 2 switches but never a box with 3 switches. And there's some confusion, so hopefully someone can help. I am installing a new smart dimmer ...
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1answer
78 views

Electric outlet both sides 2x4 interior wall

How do you install electric outlets on both sides of a 2"x4" interior wall to meet code? The back of each box (and wires entering box) is very close (less than 1/2") to the front of the other side of ...
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1answer
35 views

Wiring a ballast

Question my situation is much like Harpers With a 2 lamp ballast wiring to a single lamp on one end of the lampholder I have a red and white wire the red wire wire to the starter and the white wire ...
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3answers
53 views

How dangerous is induction in my wires?

I had to replace a cable going to a light switch. The cable was about 7m long and contained three (1.5mm^2) copper wires, with a distance of about 2mm between any two of them. Source One wire was ...
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1answer
39 views

How should I connect a new timer switch?

trying to install a new 4 hour timer switch for my bathroom vent. the new timer has 4 wires green (ground) red white and black and they are labeled as to where they should go. but the problem is ...
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3answers
91 views

Installing a Smart Light Switch

I would like to install a Smart Switch (in the UK). I am confused regarding what wires go where and the fact that this requires a neutral wire. This is the back of the new switch: Although I know I ...
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3answers
46 views

Ceiling Light Flickers

I have an electrical issue. My home was built in 1984. I have one room with no electricity. A heater pulling too much electricity was plugged in, then I plugged in the vacuum cleaner and blew out the ...
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1answer
61 views

Fix issue with 2 independent lights on single source

I inherited an electrical conundrum. In particular, two hallway lights on the main floor and upstairs, sharing a circuit and each independently controlled by two switches, both on the main floor. ...
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2answers
156 views

How to wire Dining room to code: in an open concept kitchen, with one outlet, and stairs

I have a unique and strange electric set up in my home's dining room and need help! Can someone advise me on what circuits I need for my dining room because my situation is fairly unique and I haven't ...
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1answer
113 views

What are the code requirements for upgrading a residential service panel? [closed]

I am new to the forum and would appreciate all the help I can get! I live in the Salt Lake City, Utah area, and just bought a home that isn’t that old at all (mid 90’s). I was doing some investigating ...
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1answer
120 views

How to organize multiple electrical wires going into an ultra thin recessed light?

I am installing ultra thin recessed light in the basement and it comes with a very small metal box (probably 2x4 in in size). Due to the old wiring of the house, there are 5 wires coming in totally: ...
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2answers
45 views

How to complete this circuit

I got some decorative multi color led wire. It is broken at one place now. I need to connect the wire to complete the circuit. I am new to this and I am trying to learn. I tried twisting the wire so ...
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1answer
31 views

thermostat connections with different size wires

my current thermostat has 14 gauge wires connected to it and the wires are supplying 24 volts to the thermostat. i want to get a new thermostat but will need 18 gauge wires. since the voltage from the ...
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1answer
52 views

No grounding wire in an old house?

My new house was built in 1966 and I've been told by the inspector and the electrician that put in the GFCI outlets that the meter and box are grounded but that no third wire was run through the house....
2
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1answer
510 views

Travelers on 3 way switch are hot

Replacing 3 way switch (horizontal switch) 2 separate 3 ways in one box, each switch has its own power going to it. Top switch two travelers are hot common is not. it seems to work fine with the old ...
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2answers
188 views

Wiring a ceiling light to a switched receptacle

Please note that I am a diy newbie, and the only electrical experience I have is changing out switches & light fixtures. I want to install a new ceiling light to a switched receptacle, and I ...
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2answers
330 views

Can I add a single pole switch to a 3 way switch with power?

I have a box with 14-2 power, 14-3 communicator wires (run from another switch that is connected to lights), and a 14-2 cable fora ceiling fan. How do I wire the switches to operate independently in ...
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1answer
57 views

Can a single cable type do the following

Running from a new 200amp main interior in the attached garage, out a 150 amp breaker into 4/0 cable (4/0-4/0-4/0-2/0 assumed). The cable will travel about 30 feet inside through raceways and EMT (...
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2answers
178 views

Does PVC conduit need a termination bushing at a service panel?

I'm installing a panel with the feed conductors entering via 1-1/2" PVC. Is an end bushing, as shown here (for example), required by the U.S. NEC for PVC? image source
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2answers
133 views

Wiring 240v to 120v outlet?

Is there an issue wiring a traditionally single-pole receptacle as a double-pole? (i.e. Instead of L-N-G, it would be L1-G-L2) Hmmm. When I started typing this I could not find an IEC-320-C13 to NEMA ...
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1answer
341 views

how to connect an electric heater with 2 black wires to the wall?

I have a new stelpro electric heater 240v to install. The wall wire is also a 240v, it has been tested. 2 blacks wires and a green one are coming from the heater. The wire from the wall has only one ...
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1answer
31 views

Wiring problem overhead light fixture

Trying to install an overhead LED light fixture in a bedroom that previously didn’t have one. Right now the light switch controls a socket into which you can plug a lamp. Total beginner here. Inside ...
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1answer
49 views

are tamper resistant receptacles required when rewiring an old house

rewiring an old house due to having knob and tube wiring. it it code to have all receptacles tamper resistant? Does the NEC require hard wired smoke and carbon monoxide detectors? Are "in-use" ...
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1answer
32 views

My doorbell chime is partially broken; is this a wiring problem or a problem with the chime mechanism?

I have a Heath-Zenith SL-2796 doorbell. It's wired to a front and rear door buttons. Pressing the front door button should make it go "ding-dong" and pressing the rear door button should make it go "...
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1answer
165 views

Can I add recessed lights to a ceiling fan, without adding a new switch?

I currently have a ceiling fan with a light in my bedroom, that is controlled primarily by a single switch, but the light and the fan are also controlled separately by pull chains on the fan. What I ...
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2answers
52 views

Can I backfeed just one leg of a service sub-panel for temporary power?

I'll be connecting a #10 cable fed from a 20A breaker to temporarily power a subpanel while we acquire and install the feeder cable. The #10 cable is two-conductor plus ground. Can I safely connect it ...
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1answer
458 views

Replacing 3-Way Light Switch with 4 wires

I'm trying to replace an older style 3-way switch with a newer one. When I pulled the older one out, the wires weren't clamped down very well and 3 of the 4 (yes, 4) wires popped out of place before I ...
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1answer
86 views

How to properly wire GFCI Subpanel and Hot Tub

As a disclaimer, I'm aware that this is technically supposed to be done by a licensed electrician. If it's possible to do this project myself, I'm willing to accept the risks in order to save money. ...
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1answer
27 views

Is this circuit correct for controlling old 750mv HVAC with NEST

I am just starting out with wiring and some other home improvements. Decided to install a Nest 3rd generation thermostat. I had a TH5110D Honeywell thermostat, so I pulled it out and found 5 wires ...
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1answer
51 views

Trying to convert battery powered sensors to hard-wired sensors. Code / safety concerns?

I have a number of battery powered, low-power consumption zwave sensors installed around the house, such as contact, PIR or temperature sensors. These are most running on 3v (CR123 or 2 AAA) batteries ...
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2answers
116 views

Multiple outlets not working

I have a circuit with 7 outlets and 2 light switches that suddenly quit working. I have checked all GFCI outlets that I know of around the house. I have replaced the 2 possible breakers for that area. ...
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2answers
52 views

How can I enclose wiring connections between a wall and a cabinet?

In my bathroom, there is a cabinet against the wall where the original light switch would be. The previous owners ran some romex through the top of the cabinet to a 2 gang box on the outside where the ...
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1answer
145 views

How can I convert a 220v lighting circuit to 110v?

My electrician wired a single bulb light fixture with 220vac instead of 110vac.There are two 110 vac wires and the Ground.How can i reduce this to 110vac at the fixture?