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

learn more… | top users | synonyms

0
votes
1answer
26 views

Is this a valid layout for a stairwell light?

My pair of lights and pair of switches was working in my basement stairwell. I'm redoing the wiring because I added more switches but I can't get the stairwell lights working again. The only thing I ...
6
votes
3answers
59k views

What do I do with the unused wire for ceiling fan installation?

I recently replaced my bedroom ceiling fan with a newer ceiling fan and with the old fan I could: Use one switch on the wall to turn on/off the light Use the other switch on the wall to turn on/off ...
0
votes
1answer
30 views

How can I determine why my circuit is broken after replacing the switch and light fixture?

A few days ago, my kitchen light was flashing (flickering) off and on occasionally. So I turned it off. Apparently, not before it messed up the circuit though. This happened previously, about a ...
1
vote
1answer
106 views

Connecting an oven

i'm trying to connect my oven.I live in Europe,Greece so the voltage is 220-240.Behind the oven there are 5 screws which you connect and tighten the wires.But i don't how which one goes where.I have ...
0
votes
1answer
76 views

12v Led Wiring Problem

I have 2 strips of approximately 200 LEDs in each strip. From the power source I run the negative to the negative on each strip and the positive to a switch. From the switch I run to the positive on ...
0
votes
1answer
125 views

Fan coil wiring problem with new thermostat

I'm trying to upgrade to a new line voltage thermostat. The new thermostat has many more connections, including three fan speeds. My current system has a manual fan switch on the wall so all I need ...
2
votes
1answer
74 views

Garbage disposal wiring

I've installed a new disposal on it's own 20A circuit with a wall switch, everything works fine... no problems. I was told it needs to be a GFCI receptacle. What say you?
16
votes
7answers
26k views

How should I go about installing a 12 volt DC residential circuit?

I have a couple deep cycle batteries that trickle charge from a solar panel, for emergency use. Right now the only way I get useful power from them is to use a 12VDC -> 120VAC inverter, e.g. the type ...
2
votes
1answer
156 views

Why won't my thermostat control the HVAC anymore after trying to switch thermostats?

I bought a new Nest thermostat which is supposed to be compatible but needs a professional installation (advice that should have been heeded by non-professional electrician me). This is to replace an ...
1
vote
1answer
31 views

Multiple wall switch wiring issue

I am replacing wall switches and unfortunately did not label the wiring before removing. I also changed 2 outlets that were switched on the bottom and always live on top to always live. Wires 2W ...
0
votes
1answer
136 views

upgrade to a 200 amp service, cable wiring sizes

The house currently has a 3/4 inch conduit to feed the main wires coming from the power company to the breaker box. This is very much inadequate. I plan to upgrade to a much bigger breaker box. My ...
2
votes
2answers
45 views

How do I install an insteon light switch where wire colors don't match?

Electrical noob here. I know enough to turn off the breaker. I've read a couple of other answers and want to get a second opinion. I have three wires coming out of the existing switch socket, 2 ...
1
vote
2answers
291 views

How do I wire this switch/outlet combo?

This 5 minute task has kept me busy for an hour. Old switch/outlet combo melted. Replacing with gfci combo. Red/White pair is the line. Orange/White pair is the load to the light. Strangely, ...
1
vote
1answer
140 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
2answers
90 views

Does this wiring look normal? If so, how can I connect a porch light to it?

I'm getting ready to (finally) connect a porch light for my outdoor office. The overall wiring looks like this: 1) A sub-panel outside feeds a circuit into the shed: 2) The line goes from the ...
3
votes
2answers
738 views

Is it possible (and safe) to adapt a 4-prong dryer outlet to a NEMA 6-20?

I'm considering an appliance that is 240v 16A 3500watt with a NEMA 6-20P plug. Is it possible and safe to create an adapter for this so that it can be plugged into a standard 4-prong 14-30R dryer ...
0
votes
0answers
30 views

Wiring for 2 plugs to replace a 2-in-1

Good day, all. Could you please help me with a wiring question? A 2-in-1 plug panel on wall but it’s damaged. I only have 2 separate plugs so planning to replace it. There are 3 wires I found ...
0
votes
1answer
19 views

I would like to eliminate 2 3-way switches on one circuit

I have 2 3-way switches operating the electrical plugs (No lights) in the living room. I would like to eliminate both switches so the plugs are on all the time.
0
votes
1answer
89 views

Can I change a switch within a circuit from powering multiple lights to a single light?

I have a family room ceiling fan connected to a single pole light switch. However, that switch also controls a bathroom light, staircase light and a bedroom receptacle. There is only 1 cable coming ...
2
votes
2answers
139 views

Can AWG 6 be used in the middle of a 20a AWG 12 circuit?

Can AWG 6 be used in the middle of a 20a AWG 12 circuit? Would this affect the performance of a 20 Amp Single-Pole CAFCI Circuit Breaker? I have an existing, never used, buried, 6-3 Romex NM-B W/G ...
1
vote
0answers
5 views

Replying to people who answer my question [migrated]

I'm sure there's a better place to ask this question but I do not know where it is when someone replies to one of my questions how do I reply to their answer? I am new to this forum and do not know ...
1
vote
2answers
45 views

Is conduit required for running wiring in an attic?

Do I have to put the 120 volt wiring in my attic inside of conduit? I don't recall ever seeing any wiring inside of conduit in an attic but I'm not sure.
0
votes
1answer
31 views

How many ceiling fans and switches can I put on one breaker [duplicate]

I have a person that wants to wire in four light boxes and four ceiling fans with switches and I need to know if I can run all four of them safely from one breaker and if so what kind of breaker? This ...
0
votes
1answer
28 views

can I put 3 new light fixtures and switches on the same breaker

I have a person that wants to wire in four actually light boxes for ceiling fans with switches and I need to know if I can run all four of them safely from one breaker and if so what kind of breaker? ...
3
votes
4answers
11k views

Can I tap into an exterior light in order to power a security camera?

I have an exterior light (shown below) that I was wondering if I could tap into, in order to power an outdoor IP cam. I understand I would have to pull appart some cables and potentially purchase ...
0
votes
1answer
548 views

Can I wire LED light fixtures in parallel?

I have 4 120 V 20 watt LEDs. I want to put them over my desk. They are the Lusa Lighting Model #33000 (If you want to see the PDF). They come with plugs so you can plug them in separately. I want 1 ...
0
votes
1answer
45 views

Can I use 12/2 NM-B wire for basement outlets?

Can I use 12/2 NM-B wire for basement outlets? Also can I use 15 AMP outlets and switches with 12/2 NM-B wire?
1
vote
2answers
114 views

Is there an easy way to track where switches go/do?

My Aunt's house is a Frankenstein's Monster. Her late Husband made a number of unique wiring modifications. previous post about the her house: Question on toilet mounting; No visible bolts? 1st, ...
0
votes
1answer
827 views

Where do I connect the C wire in my furnace?

I am upgrading my thermostat to a Nest, and would like to add a common wire. My current furnace controller doesn't have a C terminal, but the current thermostat wire has 2 unused wires (black and ...
1
vote
2answers
124 views

How to wire a three phase machine to a single phase plug?

The machine has five wires, three of which are live. I want to wire into a single phase supply using a three prong plug. It powers a boiler and water pump (for an espresso machine: 220-240V, 50/60Hz, ...
4
votes
2answers
922 views

Can I install a light between two three-way switches?

is it possible to add a light to a three way switch circuit between the two three way switches (ie can i tie into the three wire connecting the two switches in anyway to make them work the new light ...
1
vote
1answer
55 views

Ground wire is hot, drop ceiling carrying current?

I am no electrician by any means but I have ran thousands of feet of wire, hooked up receptacles, lights, hot water heaters, breakers, etc... the average things with never an issue. I ran some new ...
1
vote
1answer
117 views

my furnace fan stays on even when at temperature

I recently installed a 2nd generation NEST thermostat. I'm not home very often, but I was paying particularly close attention to the furnace after installing this thermostat and I noticed that the ...
0
votes
1answer
357 views

How do I wire a pull cord ceiling switch?

I'm replacing the bathroom extractor fan switch with a new one (the pull cord no longer works) The new switch only has place for 4 wires - Neutral and Live (Supply and Feed) and the earth. I have 7 ...
2
votes
1answer
80 views

Is this consumer unit wired safely?

Each of the two devices with yellow test buttons are marked '63A'. My assumptions: The set of devices to the left of each of these are connected to them The markings on each device in the form BNN ...
0
votes
1answer
51 views

3 way switches with voltage drop

I have two ceiling fans powered by 2 (3 way switches}. The fans stopped working so I checked the voltage across the terminals on each 3 way switch. The voltage goes from 120 to 74VAC in about 5 ...
0
votes
1answer
34 views

How to connect a 2 wire light fixture to a 3 wire ceiling box?

How do I wire a light fixture with one white and one black wire to a ceiling box with one white, one black, and one red wire.
0
votes
1answer
611 views

How can I add a C-wire to a Venstar T5800 thermostat?

I am trying to replace my existing thermostat. My old thermostat has: Rh, W (coming from the heating unit). Rc, Y, G (coming from the AC unit). On the Venstar T5800, I can map as follows: Rh+Rc ...
0
votes
1answer
2k views

why does my heat pump wiring diagram show 7 wires going to the thermostat but the thermostat only says it needs 5?

Here is a link to the wiring diagram for my heat pump. The thermostat that I am planning on buying has the following terminals C, G, Y, O/B, RC, R, Aux, E, and L. The instructions say to jump the RC ...
2
votes
2answers
1k views

What could be damaged if I shorted the R wire to the C wire at my thermostat?

OK... so in trying to install a thermostat (and testing to see if the old thermostat was bad) I inadvertently jumped the R and C... (I actually jumped the R and G terminals but the G terminal was ...
1
vote
1answer
37 views

Turning light on turns power to fire alarm off

I have a ceiling fan connected to a two way switch. When I turn the ceiling fan/light on, the power to the hard wired smoke detector is cut off, whereas turning the fan/light off returns power to the ...
0
votes
1answer
32 views

What gauge wire for irrigation pump?

I have dug an irrigation well (40 feet), and installed this pump: http://www.amazon.com/gp/product/B005X53JC8 It has the following description: Red Lion RJS-75-PREM Shallow Well Jet Pump, Cast Iron, ...
2
votes
1answer
58 views

What is this electrical junction box? (re: adding 3-way switch)

I'm trying to replace an existing switch (at the top of the basement stairs) with a 3-way switch by adding an additional switch at the bottom of the basement stairs. The existing switch box has 4 ...
3
votes
3answers
299 views

Can multiple 2-way occupancy motion sensor switches be used together?

Can multiple 2-way occupancy (AKA motion) sensor switches be used together? For the top and bottom of a staircase, I want the lights to be on if either switch senses motion and the lights stay on ...
0
votes
1answer
65 views

sub panel to sub panel wiring

OK, I have a main panel 200amp in the house. Then in my shop out back I have a 200amp sub panel. I want to install a 100 amp sub panel in the upstairs of the shop for a one bedroom apartment. I ...
1
vote
3answers
203 views

How To Fix Severed Sprinkler Solenoid Wire?

I re-opened my sprinkler system this season to discover that one of the zones would not go off on it's own. After visually inspecting the valves, I see that the issue is that one of the two wires ...
0
votes
4answers
10k views

How do I wire a ceiling fan?

I recently purchased a ceiling fan - Harbor Breeze Tilghman WITHOUT a light - to replace a ceiling fan WITH a light. The wires coming from the (old)ceiling are red, black, white, green, and copper. ...
3
votes
1answer
82 views

How do I install switches in this box?

I have a bathroom that has two lights, both had dimmer switches. Next to the bathroom is a bedroom which is on the same circuit. So, for the sake of simplicity, let's say there are three lights: ...
0
votes
0answers
53 views

Can I convert my main panel to a sub-panel to install a hot-tub?

My wife would like to have a hot-tub. The immediate problem there is that the current service entrance is directly above where it would go. So, I am looking at undergrounding my service (added bonus ...
2
votes
2answers
39 views

Connecting 2 GFCI Breakers to 2 Hot Leads and 1 Common

So I just bought my first house and in lieu of changing loads of outlets in the kitchen for GFCI outlets I went with two 20A GFCI breakers. Upon going to install the breakers I found that the cable ...