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Questions tagged [electrical]

Distribution and use of electricity throughout the home. Electrical standards vary greatly worldwide, so you need to provide your location in your question or profile to ensure you get answers that are relevant to you. Posting photographs of wiring junctions or drawing a wiring diagram and posting it is also highly recommended.

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What kind of A/C disconnect switch is this?

I recently bought a house and the A/C system is missing the cutoff switches. I was able to replace one successfully already but I'm stuck on this one - it’s missing the door cover with the model info ...
WhiskeyHammer's user avatar
2 votes
2 answers
662 views

Which gauge wire for a window AC unit?

I’m planning to add a new dedicated 240v/20A circuit for a window AC unit. The route from the main electrical box to the outlet will require about 65-70 ft of wire. The wire will also travel about 10-...
Justin's user avatar
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1 answer
87 views

Best way of installing outdoor outlet with conduit on outside only

I've searched the interwebs and found two general approaches to installing an outdoor outlet: Find a nearby inside outlet. Poke a hole in the wall and extend a wire from that outlet. Put an outdoor ...
Roger Kaplan's user avatar
0 votes
1 answer
39 views

Trash or Recycle Old Halogen Under Cabinet Light Fixtures

I have these Westek lights that I replaced. I'd rather not trash them, but I'm not really sure they're recyclable. Or, maybe it's one of those things where I'd have to go through the hassle of taking ...
brehma's user avatar
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1 answer
70 views

Do I need cement for ENT and if yes, can I use PVC cement?

Companion question to How to connect ENT to boxes and why is the nut missing? I am installing PVC boxes and ENT with the fittings from the linked question (fitting + metal locknut). Do I need ...
divB's user avatar
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28 views

Mounting a 2 gang wall plate on Siding

I have a covered patio and its walls have a cement fiber siding. I want to install a 2 gang wall plate on it. I was thinking of installing a recessed wall mount like this, and fixing the wall plate ...
user192856's user avatar
0 votes
1 answer
56 views

What type of electrical wiring is needed to run power to a15x20 square foot room

I am needing to run enough power to my shed that I'm converting into a small efficiency apartment living space for my brother. Plus adding an addition for a bathroom that will have a toilet, sink and ...
Crystal sapp's user avatar
3 votes
2 answers
277 views

Can I add a 100amp breaker to my 200amp meter main for my detached garage?

Like most homes that have a 200amp service at meter box main...can I add a 100amp in that same box to run to my detached garage about 60 feet away? Would upgrading the 200A to a 400A an option and ...
BeastModeManiac's user avatar
1 vote
1 answer
78 views

How to connect ENT to boxes and why is the nut missing?

I know to push out the knockouts but how are these adapters supposed to fit into these boxes properly when the locknut is missing?
divB's user avatar
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26 views

Fan switch power

The entire switch assembly is removed from the fixture. No connection to any power source. Why did I get shocked and then was able to produce spark with a screwdriver at plug in point, still connected ...
S C's user avatar
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1 vote
1 answer
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Generator bonded or floating neutral

Since I am using a NEMA 14-50 R 4 prong power cord connected to a 50 amp outlet on my generator should the generator neutral be bonded. I have gotten different answers from various sources I have ...
D J O's user avatar
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2 votes
1 answer
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What does NEC 2023 300.14 say about junctions with a dimension > 8"?

NEC 2023 300.14 states: 300.14 Length of Free Conductors at Outlets, Junctions, and Switch Points. At least 150 mm (6 in.) of free conductor, measured from the point in the box where it emerges from ...
user112697's user avatar
1 vote
1 answer
43 views

Running range receptacle cable through rim joist and floor sill?

I'm looking for suggestions on how to best run the cable for my range receptacle. This diagram shows some of the construction involved: This is a section of my exterior wall. My house has no sill ...
Michael Shum's user avatar
2 votes
2 answers
206 views

How can I maximize current capacity in a subpanel with 1-1/4" conduit?

I would like to install a new 100 amp sub-panel, from my 200 amp main, to my garage (75 feet away) to supply a hot tub and electric car fast charger. At this time I am limited on conductors because I ...
mike's user avatar
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3 votes
3 answers
587 views

Could a ground fault cause high power consumption? Why?

I am into a situation where I noticed a ground fault using a socket tester upon a 220V/50hz socket (EU/Sucho standard). Could this be a reason in which electricity bill is high?? Why a ground fault ...
Dimitrios Desyllas's user avatar
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0 answers
83 views

Ecobee saying 2 pieces of equipment running while Compressor is off

I have been having an issue with my A/C where the Ecobee Thermostat will say Equipment Running (2) but the Compressor will not be running. The only solution I have been able to find to correct it is ...
J. G. Gregory Studios's user avatar
0 votes
1 answer
71 views

How do I find plumbing/electrical in drywall? [duplicate]

I moved into a 2016 cinder block house. It has an attached garage from which the electrical and hot water travel to the rest of the house. The interior walls of the garage are largely finished with ...
Learner20's user avatar
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2 answers
530 views

Help me understand what happened and how the machine left works

So my Internet went out last night and came back on but at 6am it was out for good. The Internet company sent a tech to check on it and he came 3hours before he was supposed to so no one was home. He ...
Central Florida's user avatar
0 votes
1 answer
91 views

Amperage needed for new appliances

I purchased this fixer upper and I am still discovering things about it. The main in the breaker box is 200A and there are plenty of slots available in the box. I am a tad surprised as to low amperage ...
Rado's user avatar
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0 answers
61 views

New Eaton AFCI/GFCI 40A 220V GFCI breaker signals (4 blinks) ground fault

I have installed a new Eaton BR240 (40A) GFCI Breaker. It is staying on for a while but can trip after several minutes or stay on for hours. The while indicator lights flash (4 times) which according ...
Ken's user avatar
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1 vote
1 answer
77 views

#8 wiring to mini split keeps getting hot with only 20 Amp draw?

Okay I'm stumped here. I just had to repair the wiring to my mini split for the second time. The first time was last year when a fuse able link burned out at the unit. This year the wire at the ...
Dav_Daddy's user avatar
1 vote
2 answers
73 views

Can I replace a 60W high output fluorescent tube with a regular 40 watt tube?

Can I replace a 60W high output fluorescent tube with a regular 40 watt fluorescent tube?
John's user avatar
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0 votes
0 answers
27 views

Bath ceiling & vanity light stopped working when

I was checking outlets & the bathroom GFCI tested neutral/hot reversed. So I changed it with a new Leviton GFCI & wired it correctly & now tests good. Problem is, the ceiling & vanity ...
Jerry's user avatar
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1 vote
1 answer
88 views

Spray Foam Near Recessed Lights

I'm about to install new canless recessed lights, but before drilling into the attic, I wanted to close a gap between an old ceiling and the new strapped ceiling to prevent any mice from getting ...
Chester's user avatar
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0 answers
36 views

Detached Metal Shop Panel Feeder

I have a manufactured detached portable metal shop. I have a 15amp 110v window air conditioner in summer and 15amp 110v heater in winter, 15amp 110v air compressor and will be using various carpenter ...
Randy 's user avatar
0 votes
1 answer
53 views

Electricity to 2nd pole barn

I have a 100 amp sub panel installed in a 24x32 pole barn from my cabin. A larger pole barn (32x48) was recently built about 100 feet away. Can I extend wiring underground from the pole barn with ...
Mark Valerius's user avatar
0 votes
1 answer
67 views

How can I bond neutral and ground feeders to a panel which doesn't have large enough bar holes?

My problem is the neutral and ground bars in the main 200 amp panel does not have holes big enough for the neutral wire from the sub-panel. The person who installed the old panel that I am replacing, ...
Ray Gardner's user avatar
0 votes
1 answer
53 views

PVC in wrong location need to transition from there to around the corner to subpanel [closed]

There was a 1" and 2 3/4 PVC ran to the wrong location they brought them up on the front corner of the house about a foot away from the edge . The subpanel is located a foot and a half from the ...
B Brown's user avatar
1 vote
0 answers
28 views

Water pipe bond in exterior disconnect

I've installed an emergency/service disconnect outside of my house. I'm bonding my grounds and neutrals in this enclosure. I have the following grounding and bonding conductors coming into the ...
Christian K's user avatar
1 vote
2 answers
74 views

Can old EMT conduit be used as a grounding path when it is from an era that did not use grounds?

NEC 358.60 Grounding: EMT shall be permitted as an equipment grounding conductor. I have some old EMT from an era before grounding was common. I need a grounding connection at one end of it and ...
volcanosandwich's user avatar
3 votes
3 answers
747 views

Expected Amp difference going from SEU-AL to Copper on HVAC?

tl;dr - Would we expect an amp drop between the SEU-AL before the disconnect and the copper going to the AC? If not expected, does this indicate an issue? Would AL wire stress a breaker more? After ...
HelpEric's user avatar
  • 633
3 votes
1 answer
189 views

How to unplug heating element connector in tumble dryer

heating element 3H1907SAH in tumble dryer AEG LAVATHERM 6DBK72P. After removing side panel you see on picture the connector of the heating element. I do not know how to unplug it. first plug in the ...
Warp14's user avatar
  • 33
2 votes
1 answer
174 views

Ceiling Fan Installation with Light

I am replacing my ceiling fan. I have a two switch wall box connected to a ceiling fan box with four wires coming out. One switch controls the light and the second switch controls the fan. In the ...
Glenn Roberts's user avatar
1 vote
1 answer
159 views

Ok for electrical wires to be touching gas lines?

We just had our gas lines above our kitchen re-piped. The pictures show the gas lines are touching electrical wires. Anyone know if this is safe and up to code standards (please provide code number ...
Frank TheTank's user avatar
0 votes
0 answers
55 views

How to protect electrical cables?

What are my options to protect romex from nails or screws? I have used the nail on plates on studs where the wire is pulled. Those are pretty heavy duty and seem pretty solid. In situations where a ...
John Doe's user avatar
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0 votes
0 answers
20 views

Celing fan problems

I have replaced a old fan with a new led one that has a remote. The wiring is simple white to white and black to black. When I turn the power back on I get no lights or fan. Do I need to replace the ...
Cam's user avatar
  • 1
0 votes
1 answer
60 views

Is it possible to use this light socket for a projector? (EU)

I've moved into a home in Sweden and there's a light socket installed high on a wall, pictured here. The socket takes small plug designed especially for light fixtures, like this. I want to use this ...
jserv's user avatar
  • 3
4 votes
2 answers
452 views

Is a porch light with integrated outlet safe / to code?

I visited a lighting store in town that sells dozens of front porch lights. None of them have an integrated GFCI outlet, which would be handy for my situation. The sales manager said that such an ...
Sam Firke's user avatar
  • 189
3 votes
3 answers
969 views

Converting NEMA 10-30 to 14-30 using ground from adjacent 15 amp receptacle

In the picture is the NEMA 10-30 I want to change for the safer grounded 14-30. I learned of the danger of this old receptacle here As you can see in the picture there's a ground that I can use to put ...
Biclops's user avatar
  • 133
1 vote
2 answers
130 views

Why isn’t my service (Main) panel space being utilized and everything is being fed to a sub panel?

Edit: As requested please see the attached photos. @manassehkatz-Moving 2 Codidact Thank you for the reply. As you and a few repliers mentioned, I figured out how to upload some photos so hopefully ...
newhomeowner's user avatar
0 votes
2 answers
89 views

Dealing with fluctuating electric current from unreliable electrical grid?

Our country's electrical grid is notoriously unreliable and we've been having daily power outages. Lately, all the apartments in my building (and our neighbors) have been having issues with the ...
rbhat's user avatar
  • 2,083
0 votes
0 answers
52 views

Which boxes for stucco (new work)?

I would like to install a couple of electrical boxes (smurf tube conduit) on a stucco wall that's being built. I would like to use them for lights, receptacles, switches and low voltage termination (e....
divB's user avatar
  • 1,531
0 votes
0 answers
18 views

Cannot get Lutron Diva dimmer wiring to work

I have a single 2 way switch that has a supply coming into it which then goes to the source. The previous working switch was wired like so: When I try connecting the dimmer switch following their ...
Rob Fyffe's user avatar
  • 183
0 votes
1 answer
80 views

Flexible conduit for electrical wiring to "future-proof" runs in a wall

I have a very big and urgent project coming up on which one exterior wall of my 2 story house will be gutted to the studs, new windows, insulation, stucco. Now I do not have enough time to think of ...
divB's user avatar
  • 1,531
1 vote
1 answer
92 views

Why a 16 amperes plug and cord have 6 amperes socket attached

The manufacturer says that this 16 amperes plug and cord has dual rated sockets in the board(16A/6A). Is this configuration safe for 6 ampere appliances?
Abu Galib's user avatar
1 vote
1 answer
131 views

breaker size, wire gauge, and minimum circuit ampacity (MCA)

I'm confused about when a circuit breaker (OCPD) must be sized for the gauge of the wire connected to it, and when it must be sized for the required minimum circuit ampacity (MCA) of the circuit being ...
RustyShackleford's user avatar
3 votes
0 answers
47 views

electrical conduit to panel connection question

I am in process of designing my solar system, but my questions are pure (IMO) electrical ones: My PV panels are connected to microinverters which are connected to J-box. I am planning to connect the ...
user166068's user avatar
1 vote
1 answer
91 views

Cost optimization for wiring electrical subpanel in my garage?

I will be installing a 100A subpanel in a detached garage. 100A for an EV charger and shop tools, and future proofing for a potential laneway house conversion. The garage is relatively close at just ...
Levi's user avatar
  • 494
0 votes
2 answers
48 views

Light Fixture over bathtub - How to properly remove?

There is a light fixture above the bathtub. What is the proper way to remove the fixture so it won't be a safety hazard? Would I need to climb up in that opening and cut the wires to the panel or ...
Cameo's user avatar
  • 1
1 vote
2 answers
124 views

Determine specs / part info for AC contactor?

I recently asked a question about my AC unit not working properly, and I determined it's a faulty contactor. However, I cannot figure out what replacement contactor to get. The unit is 30 years old, ...
theforestecologist's user avatar