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Questions tagged [ground]

For questions about stuff physically in or on the ground. Questions about electrical grounding and/or bonding should use [grounding] instead.

3
votes
3answers
64 views

Neutral and ground connected to one bus bar in subpanel; should I change?

At my house, there is a subpanel that serves a pool area, served by one 30 amp 240v circuit. The panel, which I think was installed about 30 years ago, has just one bus bar that the neutrals and ...
0
votes
0answers
58 views

How can I test which mains wire belongs to neutral and which to ground?

I currently live in Spain, in an old building, where apparently electrical codes don't strictly apply... because not all outlets have ground or, indeed, not all connections are grounded. To make ...
0
votes
0answers
31 views

If my main gas line is already grounded

...and the plumber adds a branch line to a gas stove, do I need to also ground that new portion of gas line? Or am I covered because the main gas line is already grounded? Residence - Denver Colorado
2
votes
1answer
43 views

Bonding vs grounding a main and sub panel

I am in the process of building a new home and of course I'm saving some money by doing all the wiring myself. I do have a decent bit of experience with electrical work, but the main panel is a little ...
0
votes
0answers
34 views

Electrical wiring hook up sequence

I have found a box that as three duplex electric cables connecting. The neutral (white) from wire 1 and wire 3 are connected. The hot (black) from wire 1 is connected to wire 2, and the hot from ...
2
votes
2answers
34 views

Will a galvanized tin roof act as a ground for a magnetic rooftop antenna

I just installed a magnetic based antenna on my galvanized tin porch roof. Will the metal roof act as a ground for the antenna? I am unable to attach a ground block to the antenna cable, because the ...
2
votes
1answer
66 views

There appears to be no ground - what do I do?

Hi! Trying to change a light switch in my house. I am Chicago within city limits. House is pretty old...it was “gut rehabbed” in the 80s but that doesn’t really mean anything. Actual building been ...
-5
votes
1answer
101 views

Is it possible to charge a battery from a live with without creating a second ground? [closed]

This came about out of a conversation with a friend and we were wondering if it was theoretically possible to power a device with a hot wire and have that device's neutral/ground be attached back to ...
1
vote
1answer
115 views

Grounding on switch box

Hi all. Firstly, awesome site - learning so much, thank you all!!!! Mid-80's custom home in Florida. Changing out to some smart switches. Seems no ground in box, best I can tell? Was reading ...
0
votes
2answers
223 views

No Ground on old dryer [duplicate]

My mom went out and bought a super old dryer to replace one that busted. I'm trying to hook it up with 4 prong cord hut there is no green nut for the ground. Where does the ground go?
1
vote
2answers
1k views

200amps service - ground rods instead of pipe connection

I upgraded my main circuit breaker today from 150amps to 200amps. See my previous posts here on the same project: Is RC2040M150CH MSP upgradable to 200amps main circuit breaker Neutral on main ...
2
votes
1answer
2k views

Old construction, replacing light switch, bundled ground

I am replacing the light switch in my old home (1981). I can see that all grounds are at the back bundled together. Do I still have to legally connect the ground to the light switches' ground screw? ...
1
vote
2answers
85 views

Hill side soil erosion control around deck

I've got a fairly large deck that sits, in part, on a hillside. Over the past years the soil is eroding away such that I'm getting worried about the outermost posts. I know I need to put a good amount ...
0
votes
2answers
488 views

Open ground indication on tester when connecting appliances to any outlet on same circuit

We have 5 double outlets connected on one circuit. Now we noticed that if we connect outlet tester to any outlet it's indicate 'correct', but if we plug appliance to any one of outlets in the circuit, ...
1
vote
1answer
124 views

As of the 2014 NEC code do tamper resistant receptacles need to be installed on a GFCI circuit?

Replacing 2 prong with 3 prong. Want to protect the entire circuit with a GFCI. Do the outlets I replace have to be tamper resistant if they are protected by a GFCI?
0
votes
0answers
70 views

Can I cover rebar sticking vertically out of the ground with something that would permit me to pour concrete over top of it?

First off, this project is free from review from inspectors; i.e. none of this has to be to code. I want to pour a concrete column. The column isn't structural - it's like a column you may find at ...
1
vote
3answers
597 views

Issues with 4 Prong to 3 Prong Conversion

I've really been at a loss trying to figure this out. Quick backstory: GF moved into apartment built prior to NEC code change so it has a 3 prong outlet. Her GE Profile dryer had a 4 prong plug ...
0
votes
2answers
338 views

multiple ground wires in a circuit

I have an ac circuit with 3 ground wires. This circuit switches between two ac power sources, accounting for two of the ground wires. The last ground wire comes from a switch. Is it safe to pigtail ...
0
votes
1answer
2k views

Can a Ground Wire be attatched to a nail in wood stud?

Guilty as assumed: I've installed a thermostat connected to a single electric baseboard. Is it possible to connect the load and line ground wires to a nail which is attached to a wood stud? OR, simply ...
1
vote
1answer
98 views

How to run 10 AWG ground wire along basement wall?

What would be a sturdy and efficient way to mount a single 10 AWG solid core ground wire along an unfinished concrete basement wall (connectors, fasteners, etc)? I'm connecting a server rack ground ...
4
votes
2answers
217 views

New style ground attachment

While reinstalling a switch I noticed that the ground lug is different. It contains a hole just large enough to fit a #14 wire. Wondering what the recommended technique is to use this?
1
vote
2answers
449 views

Properly grounding equipment with a ground screw

I have an NVR that has a power brick and a separate ground screw. What is the "Right way" (read: safest way) to connect this to ground? I've thought of a couple ways to do it. My 4 options are: ...
1
vote
3answers
131 views

Can the Distance of a Subpanel affect Outlet Tester Results

I got help with wiring my cabin here: Requesting Evaluation of Power Plan at Rural Cabin and here: Cabin Wiring Plan Revisited I also put a follow up comment there, but now I'm not sure that was the ...
1
vote
2answers
262 views

Gabion walls as retaining walls?

There's a lot of information about DIY gabion walls, but none of the applications that I've seen on YouTube and elsewhere talk about gabion walls as retaining walls. I would imagine that a gabion wall ...
0
votes
1answer
48 views

What mesh to buy (and where to buy it) for gabion walls? [closed]

I'd like to build a DIY gabion wall. I've watched many tutorials, but I'm at a loss on where to buy the mesh the build the baskets from. I saw the mesh at the local Home Depot store and it was rusted, ...
2
votes
2answers
1k views

Grounding a 3-prong dryer plug

I just bought a house, and my new washer/dryer is being delivered tomorrow. I have the older style 3-prong 220 outlet, which I know I'm allowed to still use. I also have a 2-prong 110 outlet next to ...
0
votes
2answers
425 views

Replacing ungrounded receptacle with grounded receptacle on metal box

Bought a house built in 1928 (in Chicago area - everything original to the house is in metal boxes with armoured (BX) cable. Any newer work has EMT). All the wiring is the cloth wrapped wires and no ...
3
votes
3answers
2k views

Ground wire from the junction box

Background: I am a regular DIYer just starting out. My question is regarding the ground wire while installing a chandelier. I have just moved to a new location in Ontario, Canada. The house was built ...
4
votes
1answer
4k views

New Eaton AFCI/GFCI breaker signals (5 blinks) ground fault, but doesn't trip. How to track it down?

Where to start? *We bought a new house on a day's notice, and now I have to sell this 1885 Victorian. I'd like to minimize the scope of a home inspector's report. *The house is mostly the original 2-...
0
votes
1answer
173 views

Using the existing neutral as a PE grounding conductor on a NEMA 10-30 outlet

I was redirected here from the electric engineering exchange with a more specific question out of this earlier post: https://electronics.stackexchange.com/questions/340136/is-it-possible-to-run-an-...
1
vote
1answer
298 views

Connecting a ground wire (SER cable) to a main disconnect that has no lug for it?

These 3 wires connect this main disconnect to my sub panel in the back of the garage that powers the whole house. It runs in a conduit that serves as the ground between the sub panel and the enclosure ...
-1
votes
2answers
360 views

Use of ground wire on split phase 120V house that was converted to 240v

I would like to use the ground wire as neutral to convert one outlet on a 240v plug to 120v. see attached on use of ground and let me know. [![enter image description here][2]][2] [2]: https://i....
1
vote
1answer
163 views

N-G Bonding Jumper problem

I found out that my meter base has an N-G Bonding Jumper but also there is one in my service equipment main panel and also another one in the service panel for all the backyard lighting and equipment ...
2
votes
2answers
169 views

Checking ground current

Background: I had a contractor finishing my basement, and part of that was installing underfloor heating using several heating mats in parallel. It worked initially but soon after it just started ...
2
votes
3answers
4k views

How to ground a 3 prong outlet in plastic box no green ground wire

I have a 1954 two-story Pacemaker trailer. It's been rewired by somebody but the receptacles are in plastic boxes. Some have ground wires, some do not. PG&E is going to give me a refrigerator, ...
0
votes
2answers
222 views

GFCI not triggered after installing AFCI / GFCI breaker

I have replaced a traditional breaker with dual function AFCI / GFCI breaker hoping to make the outlets up to code (3 prongs with no ground). However, when testing with GFCI tester, outlets with no ...
1
vote
1answer
359 views

How to reattach the “head” of a ground wire?

I just bought a new turntable and receiver When I began using it, I noticed there was a loud buzzing sound coming from it. Looking at the turntable's cables, there are the two Left and Right RCA ...
0
votes
2answers
919 views

How to repair an GFCI outlet with a loose ground (green) screw?

I have a contractor come in to do some tile work and he had taken out some GFCI outlets. I think he must have used a power drill to loosen the screws and one of the green, ground screw fell off. It ...
4
votes
2answers
3k views

Adding second Ground Bus to Square D Sub Panel - Grounded via wire or just the screws?

I have added a sub panel next to my main panel. It is fed from a 100A breaker using 3-3-3-5 CU Service wire. I removed the ground screw to isolate the Neutral and I installed the ground bus that ...
0
votes
2answers
6k views

What happens if you don't bond neutral and ground in a main service panel?

I know that we're supposed to bond neutral and ground in the main panel but can't quite understand what the actual danger/problem with this situation is. I also understand why we don't bond neutral ...
1
vote
0answers
64 views

Mystery wooden boards on the ground by my new, old house

We recently bought an old Victorian house in Berkeley, California, and after we moved in I noticed a couple of laminated wooden boards aligned on the floor by the side of the house. I have no idea why ...
1
vote
2answers
646 views

Pillar in the ground that can support a hammock

I'd like to hang a hammock in a small garden. There is one wall that can carry it, but on the other side it would have to be a stand-alone pillar. What's the most efficient technique to erect a ...
3
votes
4answers
3k views

Hand tool for packing dirt

What is a good simple hand tool for packing small surfaces of dirt to prepare it for laying concrete? I've seen big pneumatic hammers at large construction sites and was wondering if there is a good ...