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

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7
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5answers
65k views

Can different gauge wiring be used in the same circuit?

I am extending a lighting and outlet circuit in a basement. The current setup has the following characteristics 15 amp. circuit breaker (200 amp service) 4 existing lighting fixtures using CFL bulbs ...
0
votes
0answers
29 views

Wire Type for Sauna Heater

I am replacing an existing sauna heater and I am in need of identifying the proper type of wire. It requires an 8 gauge copper wire with a temperature rating of 90 degrees Celsius. I would ...
3
votes
5answers
102 views

How do I use a multimeter to check for power?

I need to check that power going from my light switch, to a light fixture on the same wall, as well as a light fixture on the opposite wall. How do I use a multimeter to do that?
1
vote
2answers
62 views

How do I hook this 18-bulb lamp together?

I have an 18-bulb chandelier from Globe Electric. I need to connect 19 wires together twice inside this lamp. I've bundled the wires into 4 sets of 9 using washers and electrical tape. The ...
0
votes
3answers
576 views

What should I do about a stubborn screw on the middle of a dryer cord connection?

I am attaching a 3 prong dryer cord to a dryer. The middle connection is being stubborn. The screw gets to a certain point and is stuck. It will not tighten and the connection is very loose. Can I ...
3
votes
2answers
88 views

Can I run NM wire through this type of flex legally

This flex is sold along other types of NM wire molding, but I can't find anywhere where this product explicitly allows NM or not.
0
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2answers
83 views

Can I bring power to the 4-way switch?

I have a standard circuit with a 3-way switch on each end and one 4-way switch in the middle. Will it work if I run power to the 4 way switch instead of one of the 3-way switches? The light is also ...
3
votes
2answers
59 views

3-way switch not working properly

I have a 3 way switch at the top of the stairs and one at the bottom that control the lights in the stairway/hall way. The problem that I have is that you can only turn the lights on from the same ...
0
votes
2answers
60 views

Question About Fluorescent Ballast Substitution

I have a fixture that uses one 36" T12 lamp. The recommended replacement ballast is a GE140RS120DIY. I am unable to find that ballast. I purchased a GE240RS120DIY ballast and wired it in. I wire ...
4
votes
2answers
81 views

How many circuits should I include in a sub-panel for workshop?

I am looking to run a sub panel for a basement workshop approx 60 feet from the main panel, all inside. I have a table saw, jointer, band saw, planer, and dust vacuum, as well as routers and such. I ...
0
votes
0answers
23 views

Power to shed from dishwasher spur

At the moment, my consumer unit is right in the center of the house and I'd like to get power to my shed for a small fridge and light. Due to the position of the consumer unit, adding another breaker ...
5
votes
5answers
40k views

Should I use 12/2 or 12/3 to wire a 220V electric baseboard heater and thermostat?

When I bought my baseboard heaters, thermostats and 220V breakers I was advised to get 12/3 wire. When I attempted to install the heaters I found that the thermostats, heaters, and even breakers have ...
0
votes
1answer
78 views

Is this an appropriate way to add a single-pole switch (without a gang box) to a circuit with an existing single-pole switch?

I have a fun electrical challenge in my basement. I currently have power coming off of the breaker, to a single light fixture, and then on to a single-pole switch (Figure 1). I would like to add a new ...
1
vote
2answers
90 views

Why do only some DSL ports work for internet in my house?

I recently tried moving my modem from the ground level to the second floor, where I just put in a PC in my office. I have 3 phone jacks upstairs (2 in the guest room and 1 in my bedroom), but it would ...
1
vote
1answer
132 views

In a gangbox with switches on two different circuits, how can I identify which neutrals are associated with which circuit?

By 'two different circuits,' I mean 'two separate single-pole breakers'. Here is a crude wiring diagram of the switches and electrical box in question: https://i.imgur.com/yefrWHx.png The red ...
1
vote
1answer
473 views

Why does adding a C wire for a thermostat blow the fuse?

I am adding a WiFi thermostat. I have R,W,G,Y wires. Plus 2 extra coming from upstairs that go between humidifier and humidistat. So I ran an extra wire for the C wire. When I attach it to the C ...
1
vote
0answers
37 views

Why doe the AFCI immediately trip?

I move an outlet 12" and rewired it the exact same; now the AFCI trips immediately, when turning the power back on. It's a 14/ wire in sequence with a pig tail to the outlet. Any help would be ...
0
votes
2answers
69 views

How can I detect the total ground fault leakage current in my home?

In Europe, houses often have all breakers chained beneath one or more RCDs (their word for GFCI). I would not want the nuisance of multiple circuits shutting off at once, so I'm glad in the US we ...
0
votes
2answers
123 views

Wiring a single pole dimmer: How to identify ground wire

I am switching an old rotary style single pole dimmer for a new single pole dimmer switch. The old dimmer had only two wires, with no identifiable ground wire. There are two other wires in the box, ...
1
vote
1answer
194 views

Controlling 110v swamp cooler using Nest thermostat

I currently have an HVAC system that is connected to a Nest thermostat (2nd generation) and I'm planning to use the same Nest thermostat to control a 110 swamp cooler that is currently not connected. ...
5
votes
1answer
112 views

How do I handle ground wires in 2-gang box with circuits coming from separate breaker boxes

In my house, I have 2 breaker boxes- in the basement there is a 200-amp main box, with the ground and neutral bars bonded. Feeding the main floor, there is a 100-amp sub-panel (branched off the main ...
1
vote
2answers
92 views

Unused live electrical wires in kitchen

I have unused live electrical wires coming out of wall in kitchen where new cabinets are going. How should I handle this?
2
votes
2answers
51 views

Is wiring a 240 volt heater from a sub panel different from wiring it to the main panel?

Since the neutral and ground are isolated in a sub panel, is wiring a 240 volt heater from a sub panel different from wiring it to the main panel?
1
vote
1answer
53 views

How can I add additional lighting fixtures to an existing 3-way circuit?

I have a light on a pair of 3 way switches. I want to add 5 recessed cans to that circuit. It is currently set up with power at the light fixture and 14/3 wires ran from the fixture to both ...
1
vote
1answer
61 views

can I splice underground 12-2 UF cable run to a water pump

Can I run 12-2 NM-B wire from my 20 amp dedicated breaker under my house and then using a four by four box splice 12-2 UF wire to run underground to my water pump house? Running the wire would be in ...
1
vote
2answers
63 views

Can I safely disable a three way fan switch to use for providing ground to remote three way box?

I have a bit of a unique electrical situation that I am dealing with. My house was wired with several three way lighting boxes that included a switch for a fan which is not used. I am working on ...
4
votes
1answer
334 views

When using US-colored 14/3 for a simple switch does the red wire need to be marked?

In a typical switch loop (from the past) where 14/2 is used, the white wire should be marked on both ends with black tape to indicate it is a "hot" wire just like the black wire. In a 14/3 cable, the ...
0
votes
1answer
34 views

Can I use a single 3-conductor cable to rewire a switch in the US?

In replacing old knob and tube wiring to a light switch, is there any safety or code reason (United States) to not use a single 3-conductor cable for the two hot wires?
2
votes
3answers
96 views

House wired with Cat5e, but no central access?

In every room of my home, there is an outlet with three connections: coax, Cat5e RJ45, and an RJ11 for phones. I unscrewed the outlet and noticed that all of the wires seem to be heading up towards ...
0
votes
2answers
614 views

I have voltage on my neutral wire for a 220 volt ac inverter and blew up some of my house appliances

Why does my white neutral conductor has voltage on it? Is a 220 VAC from a DC to AC Inverter circuit supply. The outlet is like a normal American 110 VAC socket but I requested it to be made as a 220 ...
0
votes
2answers
64 views

Electrical help: wired new Z-wave wall switches (fan and lighting), old switches were jumpered and I don't understand the reason

I had three regular wall switches which operate appliances in this order: 1 Ceiling can lights (replaced with z-wave dimmer switch). 2 Fan lighting 3 Fan on/off (replaced with z-wave fan ...
0
votes
2answers
87 views

How to start a generator from a relay

My goal is to turn on an electric generator remotely. I have a SMS (text message) controlled circuit board that has 7 relays. I can control each relay independently. I want to send a text to ...
3
votes
6answers
22k views

Can a 20 amp circuit have a 14 gauge pigtail directly to one receptacle?

I'm rewiring a a small part of a wall and I'm confused about a combination of the NEC and the products that I'm able to find. I'm working on a 20 amp circuit (with 12g wire of course). I'm ...
0
votes
2answers
73 views

How do I attach both my washer and dryer to the same NEMA 14-30 receptacle?

Currently, I have a single NEMA 14-30 plug in the laundry room. I also have an ASKO W6022 dryer (manual available here: https://www.manualowl.com/p/Asko/W6022/Manual/161455) and an LG DLEC855W dryer ...
1
vote
5answers
489 views

wire nut alternative

I added onto my home and had to wire it myself (except the breaker box) to save money. I have a number of connections inside plastic boxes in the attic where I used wire nuts to connect 3 to 5 14 ...
0
votes
1answer
49 views

Can I connect one end of an in wall wire to an electrical plug?

I ran wire for a ceiling mounted projector to my utility room. I have a server rack in the room with a surge protector. I would like to wire the exposed end with a plug in order to connect the ...
8
votes
1answer
125k views

What wire gauge should I use with a 30 amp breaker for a 220V welder?

I am installing an outlet in my garage for a 220v mig welder. The welder specs call for 30A breaker. The outlet for the welder is only 2 feet from the garage sub panel. The wiring refernece charts ...
0
votes
0answers
32 views

Partially Finished Basement. Do I need electric on concrete walls?

In my basement the inner walls are finished with paneling, and have electric. The outer walls are just painted concrete block, no electric. By code, should the outer walls have outlets every x feet ...
1
vote
2answers
45 views

How do I handle an unused light fixture junction box in a bathroom?

I am in the process of adding a 3/4 bathroom to the upper of my house. The plumber just finished the rough in and all framing is complete. I am now looking at the electrical and I have a issue. There ...
2
votes
3answers
210 views

Distributing load in electrical panel

I am in the process of rewiring my house. The house was built in 1950 and even though the service panel was upgraded in the early 70's to a Square D 200 amp service, the system is ungrounded and will ...
2
votes
2answers
232 views

How can I connect a zwave switch that requires a neutral to 3 way box?

I have a 3 way switch that looks like it's wired like the illustration below. I would like to remove the switch shown on the left and replace the switch shown on the right with a Zwave switch that ...
2
votes
1answer
34 views

Fill Count For 14/3 G NM With 'Unused' Red

I have 3 hall luminaires controlled by a 4-way switching system. The electrician elected to run 14-3/G NM too all the fixtures. The most distant one is mounted on a round 4 inch x 1/2 inch pancake ...
2
votes
1answer
52 views

Can I run 90 feet of 6/3 NM-B, carrying 220 Volts/50 Amperes, in schedule 80 PVC?

I am adding a 50amp, 220v receptacle to my garage. I am mounting 6/3 wire with ground (NM-B). The run is approximately 90 feet long and it passes through one wall. It will be out of harms way at ...
1
vote
1answer
66 views

Why did my cooktop trip the breaker when I cleaned it with too much water?

I have a problem with my miele built-in gas cooktop. I was cleaning it with baking soda and stabilized hydrogen peroxide, afterwards, I rinsed it with water. I was using too much water and one of the ...
1
vote
2answers
73 views

Can I join two switched circuits into one circuit?

I have a circuit for the kitchen lights w/two 3-way switches. I also have a circuit for the adjoining room w/three 4-way switches. Is there any way to safely join the two circuits and just use ...
3
votes
2answers
182 views

Switched outlet still has some power when off

We have an outlet that is controlled by a switch, but we haven't had anything plugged into it since we moved in. This year we thought it would be a great idea to plug in the Christmas tree LED lights ...
0
votes
1answer
397 views

Adding exhaust fan to existing single light switch

I have added an exhaust fan in bathroom to an existing single light switch that operates one light. I'd like the switch to turn the light and the fan on together. The existing switch has one feed of ...
0
votes
2answers
66 views

How to wire half-switched outlet with two black and two white

I had done pretty well rewiring a number of normal outlets in my house. However, I managed to mess up the first switched outlet I tried to do. The box had one wire coming in on the left (same side as ...
0
votes
0answers
28 views

Voltage readings not right

At my moms new house there is complete circuit down and the ground to neutral wire is reading 120 volts could someone please help me with this thanks Larry
6
votes
1answer
11k views

How to chain two recessed lights together?

Disclaimer: I am one of the most non-handy people on the planet, so forgive my total "newbie" question. We are in the middle of a kitchen remodel. I need to install two housings for recessed lights ...