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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Did I damage the breaker by incorrectly wiring a generator?

During a power outage I attached my generator incorrectly (I have never done this before - I just was not paying attention). Anyway, I crossed the ground at the box with the black. When I turned on ...
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2answers
422 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
242 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 ...
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3answers
701 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 ...
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1answer
95 views

How can I repair a ground-fault?

I'm hooking up a new GFCI in a remodeled bathroom, replacing an older one. There are two outlets following on the circuit. The GFCI works fine, but as soon as I would plug a light into the next ...
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1answer
79 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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2answers
190 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 ...
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1answer
123 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 ...
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1answer
215 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 ...
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1answer
3k views

How to add GFCI to a box with one outlet controlled by a switch?

I'm pretty inexperienced when it comes to electrical work, though I do know my way around a circuit diagram, thanks to some EE courses in college. I think this is one I can do myself, I just would ...
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1answer
243 views

Can I use a GFCI on an ungrounded 2-wire circuit at the terminus?

I mistakenly ran 18ga twin lead through plastic conduit out to power 12 volt lights. Never hooked up. Now I want to power a .68 amp 120V pump on a water feature. Too many 90 degree elbows to be able ...
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2answers
88 views

What could have caused my GFCI to trip, and what can I do about it?

About a week ago, a GFCI tripped. I noticed that because appliances in my kitchen stopped working. The short story is that something was put into an outlet that shouldn't have been. That's not the ...
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1answer
380 views

Does anyone make a gfci switch/outlet combo that includes a nightlight?

Basically what the question asked above. I've been through three stores and the closest I came was a Pass and Seymour switch/outlet combo with a snap in LED light, but it wasn't a GFCI. I'm hoping to ...
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4answers
3k 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 ...
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1answer
629 views

Why does my GFCI periodically trip, especially after a few days' rain?

I have a GFCI in my living room bath that controls a couple of lights in the basement and bedroom upstairs (weird, thats what it seems to control). Now, every 2 or 3 weeks or so, it seems to trip and ...
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2answers
57 views

GFIC requirements for a Kitchen multi-outlet strip

I was thinking of replacing my current kitchen counter receptacles with a Hard Wired Multi-Outlet strip that would run below my cabinets. My question is How would I provide GFCI protection? Can a ...
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1answer
68 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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1answer
197 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. ...
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1answer
396 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 ...
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1answer
208 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 ...
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1answer
773 views

Proper wiring for GFCI given switched circuit

So I've added the 3-prong plug to my garbage disposal, and now I'm on to the GFCI outlet installation. The breaker was not GFCI protected, nor is there a GFCI outlet on the loop. I've gotten to the ...
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2answers
2k views

Why GFCI clicks, even when turned off?

I have a GFCI receptacle that is clicking. Every 5-10 minutes it clicks repeatedly for 1-2 seconds. The GFCI is turned off (the RESET button is sticking out) but it still clicks! What does this mean? ...
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1answer
164 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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172 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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120 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 ...
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143 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 ...
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1answer
517 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 ...
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2answers
62 views

None of the outlets in the kitchen are working

The other day I switched on the garbage disposal and now none of the outlets in the kitchen work. This circuit is GFCI protected from the panel but the GFCI breaker in the panel is not tripping. When ...
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1answer
65 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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1answer
2k 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. ...
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1answer
45 views

Can I put a switch in after a GFCI and still have proper protection?

I am about to install a fan in the shower stall. It is code to do so as long as the fan is GFCI protected. However, I don't want the switch that controls the fan to turn the receptacles on and off. ...
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1answer
60 views

Will chained GFCIs malfunction?

What I'm asking is if a GFCI wired onto the load of another GFCI will function? Will it cause the upstream one to malfunction. Will it cause the downstream one to malfunction? It is against code? ...
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1answer
154 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 ...
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1answer
50 views

GFCI combination switch and outlet to fully switched protected outlet

Before a single screw comes out of the wall, I need to be sure I understand this fully, and rather than type out everything, I made a diagram based on what I was able to dig up on forums. This is for ...
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50 views

Why don't I have power at my GFCI outlet?

Sorry for what will likely be a long question! It all started with a bathroom light that would not turn on, even though the bulb was good. I decided to get my multimeter and see if the switch was ...
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23 views

Wiring GFCI receptacles using 4 wire 240 circuits [duplicate]

The house I am renovating was wired with 4 wire 240 circuits. Probably to save pulling extra wires or to save costs. I did a gut demo so all wiring is exposed. I ran one of the "old" 4 wire 240 ...
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0answers
52 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 ...
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25 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. ...