Grounding, also earthing, refers to the practice of providing a direct conductive path to the physical ground for an electric short to a chassis. Tag questions involving the installation or retrofitting of grounding with this.

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65 views

Can I splice grounding wires together to reach an old outlet that needs a ground?

I have a two prong outlet in my house and there is a ground wire behind it, not connected. The ground wire ends in a junction box halfway to the breaker box. Only the neutral and hot wire continue ...
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2answers
50 views

Dishwasher: Can my ground wire be exposed?

I just replaced my dishwasher, and noticed that the old unit had two wire connections: black-to-black wire and white-to-white wire. The ground wire from the home was exposed and wrapped around a ...
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1answer
26 views

have power at outlets and lights, with only hot connected from panel..,, whats going on?

I was replacing only the supply wiring running from Electrical box to a existing circuit in my kitchen, which starts at an wall outlet and branches to lights and other outlets. I first connected the ...
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2answers
54 views

How should I connect a grounding wire from a device to this box?

I'm replacing this simple 2-connector light switch with a 4-wire dimmer. The 2 new wires present on the dimmer are neutral and ground, and only neutral has an obvious home. The box has no visible ...
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2answers
86 views

Is there a reason not to connect the ground wire to a chandelier?

So, I am replacing the insides of a chandelier, but now I dont understand why the person who installed it would leave the ground wire hanging without being connected. I can see a ground wire taped ...
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3answers
180 views

Is it okay to connect 2 ground wires to a single ground screw?

I have 2 ground wires that I can get around the ground screw on an outlet. Is it okay to do this or do I need to use a pigtail to join the wires and have only one wire attach to the ground screw?
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1answer
53 views

How should I ground a GFCI to a metal box?

I've replaced some old GFCI receptacles in my kitchen, which live in metal electrical boxes. The old GFCIs did not have grounding conductors attached, but it seems that the boxes themselves are ...
1
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1answer
48 views

How can I connect the wire that goes to the grounding rod to the grounding electrode system? [duplicate]

I'm trying to install an outdoor antenna at my parent's house and was wondering how to connect the wire that goes to the grounding rod to the grounding electrode system through the service panel when ...
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1answer
42 views

Is this a ground wire in my ceiling light canopy?

I just installed a ceiling light fixture, which has a feature I've never seen before. The fixture has the traditional white, black, and green wires. I attached the white and black fixture wires to the ...
4
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2answers
145 views

What are the grounding requirements for a panel fed from another panel?

I have a 60 amp subpanel in my garage and plan to add a second 30 amp subpanel to an out-building 130 ft away (fed from the 60 amp). I Plan to run 6 AWG 4-wire from the 60 amp to the 30 amp in 1 1/2 ...
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0answers
46 views

Should I be worried that my ceiling light has current when turned “off”?

I am based in the UK. I was replacing a ceiling light when I noticed an issue. When I used a voltage screwdriver the live wire in the ceiling pendant was showing a voltage present even when the wall ...
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2answers
66 views

Outlets not grounded? Remedy?

For some months, I'm renting an apartment in the Canary Islands. It looks like the plugs are not grounded. For example, when I connect my laptop, a ThinkPad T420si, then I feel an unpleasant sensation ...
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3answers
320 views

2 prong to 3 prong outlet help

I don't know too much about replacing outlets, only what I've read online or through YouTube videos. The house was built in the early 50s. Some outlets have been replaced (brand new kitchen) but some ...
2
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1answer
135 views

Suitability of flexible metallic conduit serving as ground

EDIT: The attached photo is the most easily accessible example of the conduit used in the entire house. This shows the conduit attached to the garbage disposal with the previously mentioned 3/4 set ...
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1answer
91 views

How do I ground a TV antenna on my shed with the cable running underground to my house?

I want to mount a TV antenna on my shed in my back yard and run the wire underground to my house. The shed is about 60 to 70 feet from the house. There is electrical service in the shed, but there is ...
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0answers
21 views

TV Arcs with Cablebox through both Coax and HDMI [duplicate]

Here is our setup Outlet in older house that was replaced with a GFI last year. (no issues until recent) The GFI doesn't have a ground wire running up from the basement. Just the white and black ...
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2answers
247 views

Installing a fixture with no ground, no ceiling box

I recently bought some nice track lighting to brighten a room who's only light source was buried in a corner. I removed the old fixture and found (to my horror) this: Two wires, no ground, no box ...
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1answer
463 views

Ceiling Fan Install - Ground Wire

I' removed an old ceiling fan and I am replacing it with a new one. My home was built in the 60s and I'm installing so it works off one switch. After the removing the old fan the ceiling revealed two ...
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3answers
144 views

Should data ground wires be attached to plumbing?

I have ground wires attached to copper plumbing on the house side of the dielectric coupling. The telephone service box has a ground wire which I found attached to copper plumbing. The satellite ...
2
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1answer
106 views

How do I properly ground a light fixture?

I installed a light fixture in my bathroom and need help grounding it properly. The previous fixture wasn't grounded. When I removed the fixture, there were two wires, one black and one white, from ...
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0answers
46 views

Can two ground rods be bonded via a PVC conduit above ground?

According to my understanding, if a supplementary ground rod is installed, it must be bonded to the existing rod via a buried 6 AWG cable (NFPA 70). However, because virtually every side of my house ...
0
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2answers
106 views

Is it okay to drill a ground rod through pavement?

All the sides of my house are paved, and I need to drive a new ground rod for an antenna. Would it be against code (NEC) to drill a hole in the concrete to pound in a ground rod? Bonus question: How ...
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3answers
204 views

How far does a ground rod need to be from the foundation?

I need to ground an antenna strapped to my chimney, which requires hammering in a new ground rod. However, the entire side of my house is paved, meaning I can't dig it up to find the foundation ...
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2answers
829 views

Is ceiling fan missing grounding wire from the ceiling box, and is this safe?

I recently had a contractor/handyman install a Hunter ceiling fan for me. It worked great, but my wife came home and thought it was too big. I ordered a different Hunter fan, and figured I could ...
0
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1answer
887 views

Is my circuit breaker box grounded? If not, can it be?

I recently bought a house that was built in 1960. During the inspection, I was told that the majority of outlets weren't grounded. However, it appears a few are such as in the bathroom. How do I ...
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2answers
2k views

Does an extension cord from 2 to 3 prongs have any benefits?

If you're plugging a device with a 2-prong plug into an extension cord that has 3 prongs on the other end, does that give it the grounding benefit of the third prong?
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1answer
196 views

Do I need to ground Ethernet cable run beneath a pier & beam house?

I'm fairly amateur when it comes to home networking, though I get the basic concepts. I bought a 1000' spool of this Cat6 Ethernet cable, simply because it was the only outdoor-rated cable sold by ...
0
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2answers
127 views

Where do I attach the earth conductor on a plastic fixture?

I'm replacing some outdoor lights. The old ones were metal, and the earth wire was connected to a screw on the base. The new fixtures are plastic, and there's no earthing screw. Where should I connect ...
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1answer
54 views

A ground rod where a drain needs to go

My house sits on a hill, and the gutters don't properly drain. As a result, I'm digging a new drain along the side of the house to re-route the water. However, while digging the drain, I came upon a ...
2
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4answers
309 views

How to solve a miswiring of neutral and ground

An Outlet in the dining room which had a microwave plugged into it stopped working. I found 120+ volts from hot to ground and 96+ from hot to neutral. Also at one point my "three light tester" showed ...
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2answers
1k views

3 wire service to panel… neutral and ground wires on the same bar?

I'm getting two conflicting reports and was wondering if anyone can help me. I was told that on the distribution panel, grounded conductors (neutral) and ground wires need to be separated in the ...
2
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4answers
322 views

Can armored bx cable come into contact with other metal objects?

I am running armored 12/2 bx to wire 4 high hats, the armored cable is grounded. There is a heating duct which I must go over, but the AC will come in contact with it... Is this ok or do I need to ...
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2answers
413 views

Japanese Appliance has a Green/Yellow Ground Wire coming out of it, What should I do?

So I recently purchased a Japanese Toiletseat thing (I can't read japanese but I've just been translating little by little), and it has a ground wire (a green/yellow wire) Coming out of the back, ...
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1answer
81 views

Does HVAC lineset need to be grounded?

My HVAC contractor says the installation of the line set between the air handler and the condenser outside is complete but he has not grounded the lines. Do HVAC copper pipes need to be grounded?
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0answers
40 views

Ligth Switch with 4 wires

I removed an old light-switch and the following appeared: I went to Brico, showed them the old switch, and got the one below. I am wondering a bit how to connect it. I am a bit worried that I only ...
4
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3answers
1k views

Could bad grounding cause sparks and fire when connecting the cable box and TV?

I just moved into a home built in 1955. During inspection, it was noted that none of the outlets were grounded even though they had three prong outlets installed. Per our agreement, the owner ...
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1answer
62 views

New Fan Switch Grounding Cable issues

I installed a new switch for a new ceiling fan. For power, I pigtailed the 3 wire cable to my new switch from an existing light switch. My problem is with the newly installed ground cable. The 2 ...
2
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2answers
213 views

What do I do with the ground wire?

I just bought a wall timer to replace a three-way switch. The wall timer comes with three wires, one for the common screw wire, and the other two are for the travelers, with no place for a ground ...
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1answer
121 views

Integrating into knob-and-tube wiring: okay to borrow a ground [duplicate]

I have a mixture of knob-and-tube and NM-B. If I'm extending from knob and tube, but I have a (different) an NM-B circuit nearby, is it technically allowable to ground via ground wire in the other ...
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4answers
3k views

Since neutral is connected to ground how is current kept off of ground?

If neutral is connected to ground and current desires ground then I would think it would go to ground. But my understanding is that it is kept off of ground until it's "upstream" of the breaker box, ...
3
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1answer
363 views

Where do I attach the fixture grounding wire when no supply grounding wire is provided?

I am replacing an undercounter light and I have a black, white and red supply wire but no green or bare copper supply wire. Where do I attach the green ground wire attached to the fixture?
0
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1answer
493 views

How do I add grounding to my old electrical wiring?

This old house is (50's) is wired with cloth covered 12/2 Romex with no ground and all metal boxes. Can I just run a 12 ga or 14 ga solid wire between boxes and then to the ground bus of my service ...
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2answers
2k views

Can I terminate a ground wire to the neutral bus if the ground bus is full?

I have a Crouse-Hinds main load center. The ground bus is at the top left of panel and the neutral bus is at the bottom right of the panel. I want to add a 15 amp circuit for two outlets in my ...
0
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1answer
170 views

Ground wire behaves weird

I never experienced this and it doesn't really make sense. I installed recessed lights(6) with the switch. I connected them all in parallel. The house uses only two wires for lights, white and black. ...
4
votes
1answer
236 views

Why do I hear intermittent speaker hum that goes away when I turn lights off or on?

I'm hearing speaker hum in a stereo system that I recently hooked up. I can't pinpoint when the hum begins, but I've identified that turning certain lights off or on in the same room eliminates the ...
2
votes
1answer
3k views

Why doesn't my motion sensor light work?

I want to install a simple motion sensor (Lutron Maestro MS-OPS2) on a single pole switch in my garage. When I installed it the light would not turn off. The instructions (PDF) that come with the ...
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1answer
103 views

Why do I detect voltage on my ground of surge protector?

Renting an older home and upon moving in was saddened to see outlets without grounds (two prongs). So, for one of the outlets I bought a 2 to 3 prong with ground clip and ran the ground to some vent ...
4
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2answers
956 views

How should I connect to a short ground wire in a metal box?

I live in a 50's era house that has breakers and a ground wire in every metal box of the house. The problem is they only used 2 prong outlets. They cut the ground wire short and wrapped it around the ...
12
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4answers
12k views

I have a 3-pronged receptacle but no ground wire connected to it. Is this ok?

I removed the plates from outlets to paint walls and noticed that some of my electric boxes have ground wires connected to outlets while others do not have a green wire at all. Is this ok? I know ...
2
votes
3answers
29k views

Where does the ground wire go in a 3-prong dryer cord configuration?

We moved to a new place where the dryer connection is 3-prong instead of 4-prong. The dryer was originally 4-prong, so we bought a 3-prong cord and installed it. It works fine, except I am not ...