Questions tagged [ground]

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

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2 votes
1 answer
60 views

Wilo Star S 21 FX pump for outside wood burner using only a 2 wire power supply (hot and neutral)

I have a Wilo Star S 21 FX pump (water circulation) on an outside wood burner that needs to be installed. The wire that fed the original pump (an off brand) has a black and a white wire. The 2 wire ...
1 vote
1 answer
60 views

How to attach multiple grounds for smart switches in crowded 3-gang switch box

I’ve recently upgraded a three-gang light switch box with three Kasa smart lights (a dimmer, three way light, and single pole switch). I’ve been able to successfully install all three and they’re ...
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0 votes
1 answer
33 views

How to ground a fixture on a conduit?

I am replacing a line-voltage path light that screws onto the top of a 1/2" metal conduit. I am pulling new wire through the conduit. Since the conduit is metal, I expect to use it as a ground ...
4 votes
2 answers
677 views

Why is my outlet failing shortly after being rewired? [closed]

I was working in the gas station and had a scorched outlet. I removed the outlet. The white wire was jumped over to the bare copper wire. I have never seen this before, so I called an electrician. He ...
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0 votes
2 answers
85 views

How to make posts level across the top, with precut posts max length

I see other people asking similar questions, but it seems most have some wood to cut off the top of the post - I didn't plan for that when I cut it, so I want to get it level on the tops, and bottom ...
1 vote
2 answers
259 views

why does a ground rod wire have to be continuous?

my main panel (installed in 1976) has the grounding wire connected to a ¾" water pipe that runs at least 30' underground - no ground rod... I would like to add a ground rod to bring it up to code ...
  • 19
0 votes
3 answers
88 views

240v only subpanel, no ground?

I'm running a subpanel (new) back to my main area (main is full) so running it off another subpanel that was already there (old). I really only need this to feed my welder which is 240v only (plug is ...
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11 votes
4 answers
2k views

How do I check if my outlet's ground and neutral are connected correctly?

When we moved to a new house I noticed a strangely wired up outlet: For this outlet, I am really suspicious whether the grounding is messed up and mixed up with the Neutral. Normally Neutral and the ...
2 votes
1 answer
76 views

How to retrofit this circuit to be able to run a bare ground splice to another appliance?

I'm adding a #8AWG bare ground in order to retrofit a 3-wire range socket into a 4-wire one. I will be splicing into an existing water heater circuit to get the "at least #10" ground that is ...
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0 votes
2 answers
171 views

How many posts do I need for flat ground level deck

I want to build a flat ground level deck approx 25x26ft. I have very limited space between the ground and the door, so it needs to be streamlined. I plan to use 3 26’ 2x10 as primary frame supports ...
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3 votes
2 answers
1k views

How to I add new light switch with ground wire/screw if old switch had no ground screw?

I have an old light switch that I want to upgrade. The old switch does not have a ground screw (see second image) so the bare copper ground wire is just tied to the metal box with a screw (see "B&...
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0 votes
1 answer
619 views

Outlet reads open ground even with the ground connected

I bought a house built in 1986. The entire kitchen was open ground. I’ve never messed with electric outlets, and it took some time but I got them all grounded and installed GFCI outlets for my kitchen ...
0 votes
1 answer
65 views

How to ground circuits when using a receptacle as a junction box for another circuit

I'm renovating my basement. Part of the renovation requires rerouting some wires. I have en electrical box that is going to act as: a duplex outlet for circuit 1 a junction box for circuit 2 Circuit ...
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0 votes
4 answers
285 views

Eliminate Neutral To Ground Fault Indicator With Resistor For Inverter

I bought a brand new tiny house last year (RVIA certified) and I've been slowly getting a solar inverter and battery system installed. In the process my drill caught some household electrical wiring ...
4 votes
3 answers
1k views

Plastic shed base - How to level soil?

I am going to get a new shed but first I need the base. I have purchased a plastic grid base system, I have measured out the area and have cleared the turf on top. Now, I am coming a bit stuck on the ...
0 votes
4 answers
397 views

How Can I Properly Ground this Light, What's the Risk if Ungrounded?

I'm installing a wall lamp purchased recently that has a ground wire that should be connected. It has two modes of installation, 1) either wired directly into the wall to a switch, i guess, or 2) by ...
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0 votes
1 answer
256 views

Can removing one outlet in a room affect the power in the whole room?

I'm in the process of replacing a few of the 2 prong outlets in my home with GCFI outlets. My house is old and does not have a ground wire through it so from what I've read it is unsafe to install ...
0 votes
3 answers
303 views

My 5 years old Samsung Washer Keeps Tripping my gfci (Reason is Ground Fault)

I moved into a new house several months ago, and this house uses Eaton 20A GFCI breaker. My 5 years old Samsung Washer keeps tripping the breaker, and this breaker's diagnosis says that it's because ...
1 vote
1 answer
95 views

can I run a new water line above ground to where it connect by my hot water heater

I my have a water leak in the line below the concrete in my garage near my water heater. Is it possible to run a new water line above ground from the shut off value over to the line near my water ...
0 votes
1 answer
127 views

Is this the correct action to fix a "smart" switch whose neutral and ground wires are tied together?

I went to replace a GE 15086 Timer switch with a Leviton DH15S. The box it's going into contains 2 of the 15086 switches and one mechanical single pole switch. When I opened it up, I saw only black (...
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0 votes
3 answers
205 views

Voltage between neutral line and soil?

I am feeling unpleasant electric shock when I touch metal water pipes or faucets. This happens also when the main breaker is off (L1, L2 and L3). This rules out my appliances (hot water boiler and etc....
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0 votes
0 answers
33 views

3-way dimmer switch conundrum

I just one replaced a Leviton 3-way switch w a 3-way dimmer. Now, however, the light only goes in when both switches are "up". I experimented w swapping the 2 traveller wires at their ...
0 votes
1 answer
35 views

How to properly ground new three way switches being installed?

I am replacing two existing 3 way switches. The existing ones did not have a ground attached. The electrical box is plastic. There are ground wires in the back of box that are twisted and crimped ...
  • 1
6 votes
1 answer
1k views

Using 10/2 and/or 8/2 for a 240 only 3-prong

I have 2 dedicated circuits: 40 amp water heater 30 amp electric range Both have 2 hots and a neutral grounded at the panel. One runs through a junction box where the wires are connected and ...
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2 votes
1 answer
203 views

How to ground solar transfer switch

I am installing an off-grid solar system to power some external buildings, but I want an automatic transfer switch so that outlets will be grid powered when the solar batteries are low. Can I run a ...
2 votes
2 answers
970 views

How should I replace door chime transformer at breaker panel?

I'm replacing a door chime transformer with a new 16v 30va transformer to accommodate a new Ring doorbell. The existing transformer is attached in our circuit breaker panel through a knock out at the ...
2 votes
1 answer
722 views

Is THWN wire appropriate for an underground vehicle charging circuit?

We recently purchased a Tesla Model 3 and are planning on adding a 240V NEMA 14-50 outlet in our detached garage to improve charging speeds. Tesla's documentation specifies 6 AWG copper wire with 4 ...
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0 votes
0 answers
185 views

Replacing a bathroom fan - two ground wires?

I've purchased a Broan NuTone fan to replace the old one in my bathroom. The fan itself has a white wire, a black wire and a green wire. The wiring in my house consists of a black wire, a white wire, ...
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0 votes
1 answer
266 views

I need "silver" colored wire to run through chain for hanging lamp to connect to ground where it mounts to ceiling

I bought a "Brushed Nickel" ceiling fixture to hang over my dining table, but it did not come with a long enough chain or wire. I found the chain & two strand "lamp" wire in &...
  • 1
0 votes
1 answer
288 views

Replaced 4-way electrical switch with new one with ground. Will it work without the ground?

I noticed that one of the three switches used to control our kitchen lights was acting funny. By funny, I mean that when I flipped that switch to turn the lights on there was a delay of about 1 second....
1 vote
1 answer
2k views

What is the correct wiring (including Ground) for two main load centers plus transfer switch?

I will be building a new house and plan to have 400A electric utility service split into two 200A main load centers. One of those load centers will be tied to a whole house generator via an automatic ...
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1 vote
1 answer
1k views

Must the ground wire be continuous from the panel box, through the meter to the grounding rod?

Splitting service to a new power meter. I just cut the wires coming out of the meter box and now the grounding cable is 2' short of the grounding rod. Must the ground wire be continuous from the ...
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2 votes
1 answer
115 views

Is this metal box grounded already?

I live in Chicago. I try to replace my single pole light switch to a dimmer light switch. When I open the current light switch , I can't find the ground wire. How should I connect my new dimmer switch'...
1 vote
2 answers
278 views

Smart dimmer: neutral, ground and copper wire capped together

I called an electrician today to help me install These smart dimmers (Amazon link) in my home. For one of the dimmers, he tied up the neutral and ground wires from the dimmer to the copper ground ...
  • 11
0 votes
2 answers
701 views

Studio apartment only has 2 prong outlets, I need to plug my PC into a 3 prong one

I recently built my PC, and it is plugged into a 2 prong outlet through a surge protector using a cheater plug, but I get slight shocks when touching the case. While I can remedy that just by not ...
1 vote
3 answers
18k views

Is there an alternative to buying a tamper to compact the ground?

I plan to build a brick wall, so I need to compact the ground first. The hardware store sells a tool called a tamper, that sells for $60 and only weighs 15 lbs, so it seems inefficient. How is that ...
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0 votes
2 answers
686 views

What is a ground loop in an electrical service?

I can't figure out what a ground loop is in an electrical service (residential, commercial, industrial). All I can figure out is that it has something to do with different potentials in the system, ...
4 votes
1 answer
800 views

22kw generator mounting pad on slope

I need to build a pad for a 22kW generator I am installing for my house. The image shows the situation. This generator is quite heavy. I plan to pour a rebar reinforced 6" pad for it. My ...
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2 votes
1 answer
407 views

3 wire conductor to an electrical subpanel - Can I add a separate conductor for neutral in same conduit?

I'm installing a subpanel to bring power to a garage. Answers to similar questions make it clear that a subpanel must isolate ground from neutral, so the bonding screw will be removed at the subpanel....
  • 603
0 votes
2 answers
121 views

How to find underground cavities below properry?

I purchased land in an area that was near a former mine. From geological maps, I see the official location of the mine is several blocks away from my property, however, locals told me there were ...
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1 vote
3 answers
83 views

How can I cut slots in the ground to install insulation panels?

To build a geothermal greenhouse, I need to insulate a thermal mass -- basically the ground directly the greenhouse. The insulation will be for the underground "walls" only, no floor, and 5 ...
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2 votes
0 answers
379 views

Can i connect my solar system to the ground wire of a grid outlet?

I have solar panels on the roof (ungrounded) and an ATS to switch between solar (ungrounded) and grid power. (grounded) EDIT : Sorry, my question wasn't clear enough, I'm talking about AC. My ...
2 votes
1 answer
744 views

Can I use an insulated ground wire in a sub-panel?

I'm running a new sub-panel to my basement (the main panel is in the garage). I bought a 500' spool of 6 AWG THHN. The distance to the sub-panel is about 110' so I cut the spool into 4 x 125' lengths. ...
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0 votes
0 answers
74 views

Basement in a mud-brick house near a lake?

For the purpose of the short story that I am writing I have come with an idea of a mud-brick small building (base floor + top floor, just a few rooms), lost somewhere in the north Nigeria. The ...
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2 votes
2 answers
90 views

Safety differences between the various types of outlet (two-/three-prong, grounded/ungrounded, with/without GFCI)

I am an ordinary person with absolutely no knowledge regarding electricity and how it works (things like circuits and such) and I never really cared before until now when I sense potential safety ...
1 vote
2 answers
215 views

Have four-conductor feed at detached garage subpanel, how to verify the ground?

I'm currently rewiring my new-to-me detached garage. Garage is from the 70's but has a newer Siemens panel (previous owners added a hot tub). The feed from my service panel is a sheathed 4 conductor ...
1 vote
1 answer
125 views

Advice on light switch replacement in old house

The light switch in my bedroom just started having issues. Sometimes when you flip the switch off the light remains on or the light flickers as if it's still getting partial power. The house is from ...
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1 vote
1 answer
306 views

Loud circuit breaker pop with burned neutral wires. Need advice on next steps. Photos in description

At the bottom are some photos to help aid in my description. I have 3 circuits leaving my main panel, traveling ~5 feet behind drywall in NB-B cable to a surface mounted junction box where the NM-B ...
2 votes
3 answers
1k views

4 prong wire outlet, 3 wire dryer - can’t find ground screw

So I’m not entirely sure where to put the ground wire. Do I need to buy a ground screw for that hole? Or is there something else I can attach it to?
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1 vote
1 answer
32 views

stiff textile material for simple underbed "drawer"

I have a 90cm x 200cm bed in a corner of my room. I want to use the floor beneath it as storage, but in a way that I do not need to crawl under it to get the stuff in the corner. I have a PVC floor; ...
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