Tagged Questions

Ground fault circuit interrupter, also referred to GFCI, GFI, or a residual-current device. This devices detects a leak in current, or an imbalance between the current on the hot and neutral wires. This is used to prevent electrical shock.

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2answers
7k views

How can one whole group of outlets stop working, but the wires to one plug on one outlet are still hot?

I have a bank — circuit? — of outlets in the kitchen that have stopped working. One of these outlets is a GFCI but it is not tripped. The breakers for all the kitchen outlets have not tripped but I ...
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1answer
98 views

Wiring requirements for garage and bedroom addition

I've just added a new garage and bedroom and am about to wire them. I've done a lot of wiring in my house, know all the basic requirements for how wiring is run, etc, never had a problem with ...
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0answers
88 views

Why does a GFCI breaker and receptacle on the same circuit cause tripping tripping?

I work in the apt industry as maintenance, currently on a new property. I had a call this weekend about no power in kitchen outlets or dining room. I found a GFCI outlet in the run, tried resetting it ...
3
votes
1answer
185 views

How can I provide GFCI protection to my kitchen receptacles?

I Live in Round Lake, Il., in a 1940's built home. In my kitchen I have four counter top receptacles surrounding my sink area. Two of the receptacles are close to the sink, and I want to replace them ...
2
votes
1answer
253 views

What size GFCI and receptacles on 20A circuit?

I am adding a string (5-6) of receptacles to an existing 20A circuit in my basement that currently has just one 15A duplex receptacle on it (with 12/2 Romex). I am planning to replace the existing ...
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1answer
502 views

Can I install two GFCI receptacles on a multiwire branch circuit?

I am wondering if I'm using a 10/3 teck cable to power two 20 amp GFCI receptacles for a temporary power situation, can I use two separate single pole 20 amp breakers at the panel for each receptacle. ...
4
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3answers
2k views

Should I use a GFCI or AFCI circuit breaker with knob and tube wiring?

My American house was built in 1942, and much of the wiring is still knob-and-tube wiring (2-wire, no ground). Over the years new modern wiring has been added to the house, but we still have some KnT ...
2
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1answer
99 views

GfCI trips in bathroom

Hi I have a bathroom gfci which is connected to the lights , fan and receptacles in bathroom , bedroom and landing . It's about a 45 year old house . Without protecting the circuits in the bedroom how ...
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votes
7answers
448 views

What could be tripping multiple GFCI breakers?

I have 14 ground fault circuits split 7 on each side of my panel. I have recently had 5 or six trip on the left side and 1 or 2 on the right. It happens at all hours. It appears I have some kind of ...
3
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1answer
2k views

Sump Pump Trips GFCI Receptacle. Is a single, dedicated non-GFCI receptacle safe?

I recently replaced my sump pump in one of my two sump pits. To comply with codes, I replaced the outlet with a GFCI type outlet. Unfortunately, once I turn the power back on, the GFCI trips ...
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1answer
99 views

Is it an offence if my landlord has no GFI's in the house and outside of the house? [closed]

I live in Gloucester Ottawa and there is no GFI's in our townhouses. I have general knowledge of electrical codes. Winter is approaching and I don't feel like getting electrocuted when I plug in my ...
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0answers
26 views

dual GFCI circuits with multiple protected outlets, all sharing a neutral [duplicate]

I'm trying to wire two GFCI circuits sharing a neutral. The line is coming in from a 2-pole circuit breaker. I want to have two circuits at each location, each protected by a GFCI upstream. ...
3
votes
2answers
1k views

Why does a GFCI trip when anything is plugged into the other outlets?

There is one outlet with the GFCI and several other outlets without. The GFCI outlet works fine, while anything plugged into the other outlets causes the GFCI to trip. How should I detect and fix ...
5
votes
2answers
998 views

What problems could occur if I plugged a 3-prong plug into a receptacle labeled “No Equipment Ground”?

I have several old, ungrounded outlets in my house which are protected with GFCI, which is allowed per code as the GFCI will protect a person in the event of a ground-fault. These outlets are ...
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0answers
313 views

Why do I have a 3 wire/double pole breaker for kitchen receptacle?

I am switching my kitchen receptacle to a GFI; it has 3 wires. I'm pretty sure I have to break the bar between the two hot screws, thus making the top and bottom on a separate circuit. What is the ...
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0answers
168 views

Washer tripping gfi outlet

I've been living in my house for almost two years and my washer and dryer have been working fine. I have a maytag Neptune washer and dryer, just the other day I took a packet of tide washing machine ...
2
votes
2answers
432 views

Will a GFCI device work on circuit where the neutral is switched?

How well will a GFCI circuit be able to detect current flows, if both the "hot" input and the (supposedly) "neutral" input to a GFCI outlet are energized? The reason I am interested in this is that I ...
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0answers
218 views

How to finish the wiring of a shared GFCI receptacle

My neighbor who is an electrician helped me start an electrical project in my garage but has been MIA for 3 weeks and I'm not sure how to finish the wiring of the receptacles. He didn't seem to start ...
2
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2answers
283 views

Why is my GFCI receptacle tripping when I add another receptacle to the circuit?

I have 3 receptacles in my garage. One is a GFCI which protects all 3 outlets. I want to connect a new receptacle off the third receptacle (end of run) on other side of wall, and have it protected by ...
2
votes
1answer
135 views

Does this wiring sound right?

First let me preface this by saying that I am very comfortable doing basic electrical work. With this project my electrician is on vacation and won't be back for a few weeks but I wanted to see if I ...
2
votes
1answer
386 views

How can I prevent the receptacle in my yard from tripping the GFCI used to power my sprinklers?

I have a GFCI in garage that protects one receptacle in the garage and one in the yard. The GFCI receptacle itself feeds the sprinkler timer. The other receptacle in the garage is hardly used. The ...
4
votes
2answers
803 views

Why does my GFCI trip when I plug things into load side receptacles?

I installed a new outdoor circuit. The line comes out of the house and into the LINE side of the GFCI outlet. I connected a wire to the LOAD side and ran it to two standard outlets downstream. My ...
3
votes
1answer
934 views

How do I wire a GFCI to provide continuous power to a dishwasher and switched power to a garbage disposal? [duplicate]

I am replacing a regular three pronged outlet with a GFCI for my disposer and dishwasher. There is a white, black, red and ground. How do I install it so as to keep constant power to the dishwasher, ...
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2answers
2k views

Why isn't my GFCI receptacle working?

I am installing a GFCI outlet and I am having some issues. I have identified the hot and neutral wires. They test positive with the voltmeter when I turn on the switch. I connect the receptacle to ...
1
vote
1answer
970 views

What could be causing a new 20 amp dedicated circuit supported by a GFCI breaker to trip?

I installed a dedicated 20amp circuit home run to support a single duplex outlet in a bathroom. The GFCI breaker is wired correctly. However, When I plug in a load such as a light a the breaker ...
2
votes
3answers
1k views

How to independently switch a GFCI outlet?

I would like to add a plug outside where each plug would be independently switched. The use of this is to be able to switch a rope light and a fan separately. This is being added to a new breaker so ...
3
votes
3answers
5k views

How do I wire a GFCI receptacle using two black wires and two white wires?

I recently purchased an older home and wanted to install GFCI outlets in the kitchen. When I opened up the outlet, there were four wires (two black and two white) in addition to the ground. I ...
2
votes
3answers
1k views

How can I remotely monitor a GFCI receptacle?

How can a sump pump in a crawl space only accessible by crawling down a hole in a closet have its GFCI protected outlet monitored from the living room? I am imagining the best way to run the pump is ...
1
vote
1answer
321 views

Can I have GFCI receptacles on the same circuit as normal receptacles? [duplicate]

I am looking at a few books and they all show samples of circuits, but never tell or show if you can mix receptacle types. I have a circuit running to 2 bedrooms for my power outlets. The are on 12/2 ...
4
votes
3answers
3k views

Why does my circuit breaker trip with any small load, even after replacing the breaker?

I have a 20A 240V GFCI breaker in my main breaker box going to a conduit to another breaker box outside. All worked well last summer. Now, when I put any load (weed-eater, light, etc.) on an outlet ...
4
votes
1answer
232 views

Is it OK to have a GFCI downstream of a standard circuit?

I would like to extend a standard electrical circuit to the outside with a GFCI outlet. Can I install a GFCI downstream? This would be easier than running a new circuit back to the breaker panel.
2
votes
3answers
3k views

How can I stop this GFCI receptacle from tripping?

In my garage I have two wall receptacles on opposite sides of the garage. On one side the receptacle is a GFCI receptacle and the other side is a normal one. In the normal receptacle I have a small ...
0
votes
1answer
4k views

How do I wire this GFCI receptacle/switch combination device?

I am trying to replace a switch/receptacle combo in our bath room with a GFCI switch/receptacle combo. I am no electrician but understand wiring for the most part however this one has got me stumped. ...
4
votes
3answers
3k views

Are non-GFCI outlets that are downstream of a GFCI outlet ground fault protected if they are fed from the GFCI outlet's load side?

Are non-GFCI outlets that are downstream of a GFCI outlet ground fault protected if they are fed from the GFCI outlet's load side? If those non-GFCI downstream outlets were not fed from the GFCI ...
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4answers
5k views

How do I wire a GFCI combination light switch when power enters at the light?

I have a Leviton 7299-NW GFCI/switch combo The diagrams in a response to the question "How do I wire a GFCI/switch combo?" is helpful. But I want to see a diagram for a situation where the power ...
0
votes
1answer
175 views

Why won't the GFCI-protected devices in my kitchen work even though they seem to have power?

I have a GFCI receptacle that will not reset, and all of the switches -- which are to my garbage disposal, dishwasher, and over-sink light -- will not work. I checked it with a voltage detector after ...
2
votes
2answers
2k views

Why does my GFCI receptacle trip when I connect the load wires?

I was trying to install a GFCI outlet and when I install it with the five wire setup with the line on top and load on bottom, the outlet continually trips. I made sure which wire was the hot-line and ...
2
votes
1answer
253 views

Why is my GFCI/Switch combo working in such an odd way?

I recently moved into a new apartment, built around 1960. There was no outlet in the bathroom or within 10 feet, just a light switch. So I purchased a CFCI/Switch combo at Lowes. There were only ...
4
votes
1answer
143 views

Should a GFCI interrupt the entire circuit?

I moved into a new house and never heard of this before, so I thought it was strange. On 2 circuits I've had a GFCI trip, and when they do, they trip the entire circuit. I thought they were just for ...
7
votes
2answers
1k views

Should switches in a kitchen area have GFCI protection?

Do the switches on the wall and over the counter areas have to be on a GFCI protected circuit? As there is live power at the switch all the time, I would think this to be true, but I'm not sure.
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1answer
6k views

Can I add a standard receptacle on a GFCI circuit

So, I want to add a receptacle in the bathroom (I tend to run out of batteries on my phone while crapping at the end of the day). There's a GFCI outlet on the other side of the crapper wall that ...
3
votes
3answers
457 views

Do I need to plug my snow thrower to GFCI outlet?

I bought a snow thrower with 13.5A power. One area of my house is close to a GFCI outlet but the other side of the house is not. It's just a regular outlet. So I am not sure it can be safe to use with ...
5
votes
3answers
2k views

Is GFCI protection required for a dedicated exhaust fan circuit?

I'm considering installing an exhaust fan in my bathroom which includes light and heat, and requires a dedicated 20 amp circuit. Would this circuit need GFCI protection? The instructions for the unit ...
6
votes
5answers
6k views

What could be causing AFCI breaker and GFCI receptacle nuisance tripping?

I have a very unusual set of electrical issues that have proven difficult to troubleshoot. I live in a newly constructed house. Each bedroom has AFCI breakers. In the past 3 years living there, the ...
3
votes
2answers
2k views

Do outlets in damp locations require GFCI protection?

The title says it all. It appears wet locations require not only GFCI protection but also weatherproof boxes and appropriately rated everything, but I can't find much addressing damp locations. Most ...
3
votes
1answer
2k views

How can I add a GFCI breaker on two circuits with a shared neutral without rewiring? [duplicate]

Possible Duplicate: How do I install a GFCI receptacle with two hot wires and common neutral? I have a pool to protect correctly. There is a 12/3 wire: red serves the receptacles at the ...
9
votes
3answers
1k views

Is an ungrounded GFCI outlet safer than a plumbing-grounded non-GFCI outlet?

I'm in the United States. I have a handful of three-prong outlets that have been grounded to the underground water main just as it enters the crawlspace. All of the ground wires are home runs to the ...
3
votes
4answers
2k views

GFCI not tripped, but no current downstream

I have an outside shed with a non-GFCI outlet and a light fixture. Only the light is controlled by a switch. The shed is wired off of an outside GCFI outlet. Everything, including the outlet, was ...
2
votes
1answer
212 views

What is wrong with this GFCI outlet?

I have a GFCI outlet which is testing wierdly. On one of the plugs, one prong tests hot and the other does not (using a Voltaware). On the other plug, both prongs test hot. The other outlets on the ...
5
votes
1answer
2k views

Can I connect two load lines to a GFCI receptacle?

I just bought a leviton GFCI and the instructions say if there are two load lines in the box, do not connect the GFCI in that box. I can't understand why this is a problem, especially since the ...