Questions tagged [gfci]

Ground Fault Circuit Interrupter(GFCI). Sometimes known as a GFI, or a residual-current device (RCD or RCCB). Can refer to receptacles as well as circuit breakers. They detect a leak in current, or an imbalance between the current on the hot and neutral wires. This is used to prevent electrical shock. Use with the [electrical] tag

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Why do unfinished basements need GFCI outlets?

I was replacing outlets in the basement and noticed that unfinished basements require them to be GFCI protected. While I did do this, I can't help but wonder: WHY?? I searched for the NEC ...
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Is it Code legal to hardwire a refrigerator in a basement?

Suppose you have a refrigerator in a basement. You have two dueling safety systems: The cord-and-plug-connected fridge needs to run to keep food safe, but the GFCI needs to trip to save people from ...
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Can heat cause a GFCI to trip?

I have a GFCI in the garage. There are several outlets downstream of it, most of which are outside, with covers on. Despite the covers, sometimes the rain can get in and trip the GFCI. Strangely ...
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GFCI - Open Neutral on newer one versus Open Ground on older one

Background: We are having extensive home renovations done. The kitchen has been remodeled with new GFCI outlets installed. A Prime Products Polarity Check device indicates there is correct polarity. ...
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Reason GFCI breaker popped?

When a GFCI breaker pops, is there a way to tell whether it popped for the GFCI reason or because of excessive current?
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2 sets of line wires?

I was replacing a GFCI, and noticed 7 total wires: 2 load wires 4 line wires 1 ground It is my understanding that the line wires are the power source coming to the GFCI, and the load wires are ...
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GFCI outlet issue: downstream tests wired OK but upstream will not reset

I have an issue with a 20A circuit with a GFCI plug. The GFCI will not reset, no light appears. I have replaced GFCI, checked line/load to ensure they are correct. The funny thing is, the plug ...
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GFCI lights have gone crazy

Disclaimer: I know nothing about electrical things. House is 4.5 years old. GFCI in wet bar had red light. Refrigerator was off. Hit RESET button and refrigerator turned on and light indicator ...
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Fried switches, light fixtures, or wire?

In an attempt to fix a wiring problem from five years ago, I made a huge error. Here's the scenario: Box 1: Has switch #1 in a four-way set up (it's a 3-way switch) and is where the power comes in. ...
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81 views

How to supply power outside under soffit

See photo in post. I want to install a camera and flood light under the roof soffit. The soffit area in the attic is very difficult to access. Also I want to be able to replace the camera easily since ...
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GFCI vs. 40v 5ah battery for water safety

My wife has recently taken to running a cord out near our pool to watch TV. She's very careful, but I was thinking of doing what I can to make it safer, since the outlet in question is NOT a GFCI ...
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Outdoor Outlet Non-GFCI Downstream of GFCI

Can I run a non-gfci outlet outside if it is downstream from a GFCI outlet on the same circuit?
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267 views

GFCI receptacle will not reset

My GFCI tripped and would not reset. I jumpered out the outlet and all power returned to normal. I assumed it was a defective GFCI so I replaced it. Same problem. Power is available at the line side, ...
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GFCI in a 3-wire sub panel with bonded neutral and ground

My detached garage has 100-amp 3-wire service from the main panel in my house, with a 100-amp breaker at each end of the feed. The grounds and neutrals are bonded inside the sub panel due to the lack ...
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Pool light not working

Just bought a home and the only pool light is not working. If the GFCI breaker is not tripped and there is no outdoor switch or GFCI, does that mean it’s probably the bulb itself thats dead? Or could ...
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Ground Fault Circuit Interrupter vs AFCI

What is the key difference between a Ground Fault Circuit Interrupter and an Arc Fault Circuit Interrupter? The Acronyms AFCI/GFCI kind of tell us that they do, detect ground faults and arc faults, ...
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Hardwired Towel Warmer

I have a new 100W Towel Warmer to be installed in the bathroom. The towel warmer is a plug-in type but can apparently be converted to a hard wired model. I want to install it within reach of the ...
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1answer
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On a QO breaker, how do I distinguish GFCI from overcurrent trip?

I have a 1-pole Square D "QO" type 1-pole, 20A GFCI breaker (not AFCI). Plugged into it are: Twenty-five CFL lights averaging ~15W each, so 375W nominal A 1500W-nominal heater-fan, though, I ...
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Appliances plugged in GFCI outlet works but when plugging in the downstream outlet doesn’t

When I plugging coffee machine in the GFCI outlet, it works but does not in the downstream outlets. The Voltage of downstream outlet drops to 87V after plugging in the downstream outlet.And shows open ...
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61 views

Wiring Diagram for Double Gang Box - Double Toggle Switch + GFCI Receptacle

We are replacing old outlets in our new home (built in 1969) and currently have a double gang box in the kitchen, with a double toggle switch (each switch controls one of 2 kitchen lights) and a ...
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1answer
65 views

Power goes out intermittently but no tripped breakers or GFCI

Recently I have experienced power outages in several circuits. These are all outlets that serve my kitchen and living area. After some time, the power will eventually come back up. There are two GFCI ...
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Electrical power for brick BBQ. GFCI outlet constantly tripping

Electrical power for exterior brick BBQ plugs. GFCI outlet constantly tripping. The GFCI has two sub-outlets. There are three item plugged in: Fountain Water Pump with cord running in ground BBQ ...
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2answers
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GFCI not working. Other receptacles do

I wired up 4 new double gang boxes for a fish room I’m building. On the first double gang box in the fish room I tied into an existing outlet on the same wall that faces opposite for the room on the ...
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Gfi outlet trying to install light switch and light

While trying to install light switch and light from an existing gfi outlet the circuit faults whenever switch is turned on also the light comes on in the off position 12 gauge 3 wire coming to ...
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GFCI for aluminum-wired house

I recently bought a house built in the US in the 1970s. It has all-aluminum wiring. A last-second fix to pass the occupancy inspection involved replacing some malfunctioning GFCIs with, unbeknownst ...
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1answer
43 views

Any issue with GFCI outlet touching sides of outlet extender?

I have to extend a single gang outlet box to account for added depth from beadboard wainscoting. The box is PVC and so is the outlet extender. The problem is, the outlet is a GFCI and it is very snug ...
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New GFCI’s indicator light is green but outlets have no power

I installed new GFCI. It’s the last outlet in that circuit so I connected the wires without touching the yellow sticker. After all done, I tested it and green indicator light is solid. When I plug in, ...
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Are outlets near kitchen sink required to be protected by GFCI?

I have 2ea 4 plug outlets on either side of my kitchen sink. They are about 6in away from the edge and about 1ft up. There is no GFI on either outlet. I'm wondering if this is allowed by code? My ...
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110 views

Why does this kitchen receptacle located on the far side, away from the sink, need to be GFCI?

According to this answer, all receptacles in a kitchen that serve a countertop surface must be GFCI protected. Which Kitchen outlets do NOT need GFCI? I already replaced the outlets next to the sink ...
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Now I realize I used too many GFCI outlets. How can I reclaim them?

Yeah, so the building inspector redflagged a bunch of outlets for not being GFCI. Before I understood how the LOAD terminals work, I just replaced every single one with a GFCI outlet. Most had a ...
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GFCI From previous 120v double oven vs. a different GFCI for new 240v double oven

do you need a new/different GFCI receptacle when you upgrade/change your 120v double oven to a 240v double oven?
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All bathroom outlets are dead

We have a house built in 1995; I'm told it was built by a house builder as his own house. All the bathroom outlets in the house aren't working. Some are GFCI outlets and some are not. The ...
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Replacing 2-prong outlets in basement - existing wiring has two hot wires, one neutral?

I'm replacing the two-pronged outlets in my basement with 3-pronged grounded outlets in the United States (Illinois). All the wiring is in metal conduit with metal conduit boxes, which are grounded ...
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Can an outlet be installed in the blank door panel in front of a sink?

According to the code what does it say about a receptacle outlet installed on a kitchen sink drawer? Can you do it or not? The panel is assumed to be fake.
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Kitchen rewire gone wrong

We're renovating a hundred-year-old house that's been through several owners and has hodge-podge wiring. I've redone all the wiring from scratch in the rooms we've re-walled. Everything has gone well ...
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GFCI trips when flipping light switch in another room

I just replaced an old outlet in the bathroom with a new GFCI outlet. Works fine in the bathroom when plugging in a hair dryer. However, when I try to turn on the hallway light, the GFCI trips and ...
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Installing GFCI into a box that feeds two other outlets

I have a kitchen that has three countertop outlets all on the same branch circuit, and no GFCIs as the house was built prior to that code requirement. My plan was to replace the "first" outlet in the ...
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Gfci open hot but trip indicator lit

I have a GFCI receptical with the trip indicator amber. It wiil not reset and the testor is showing open hot. 1. How can I get a lit test light, if there is an open hot? I replaced the receptical ...
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Why is my GFCI recpeptacle slow to trip?

I have a GFCI receptacle that takes 2-5 seconds to trip when testing with a standard 3 prong receptacle tester. The test button on the receptacle trips right away but two of my trustworthy handheld ...
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GFCI daisy chain problem

I'm in a 2006 mobile home that has a GFCI plug in behind my microwave it's the only plug I have for it. Theres five more regular plugs down stream from it that all say GFCI on them because they're ...
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100 A GFCI breaker feeding a sub panel main lug

I have an outdoor sub panel that is a 100 A main lug. It is fed from the main panel by a regular 100A 2 pole breaker. I have several things that will be fed off the sub panel for a swimming pool that ...
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1answer
54 views

Will keeping a GFCI tripped increase its lifespan?

[USA] I have recently replaced the receptacles in my house with tamper-resistant ones, including the GFCIs. The GFCIs are the new auto-self-test type (Pass & Seymour 1597TR and 2097TR models). ...
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GFCI for kitchen outlets far from faucet

I gave a galley kitchen and a couple of outlets on the side opposite of the sink, so about 5-6 ft away from water. Do they need to be GFCI or just regular because they are at a distance? What is the ...
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GFCI conversion trouble: receptacle not screwing into outlet support plate

I'm trying to convert old "razor only" receptacles to GFCI protected ones in bathrooms. Since the old outlets are large 2-gang 4" boxes, I had to get GFCI conversion kits (manufacturer's specs) with a ...
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Brand new LG washing machine tripping AFCI combination breaker in new house

Hey this is less of a question than a problem I was able to trouble shoot, but I have a feeling other people might be going through the same situation and might have come up with other solutions to ...
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Eliminating an outlet with 2 white 1 green and no black wires

I would like to eliminate an electrical outlet. When I removed it I was expecting to find blackk, white and green wires. However, I found there were 2 white wires and a green but no black. My ...
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Does a GFCI-protected bath light/fan unit need separate neutrals?

I hope there is an electrician on this forum who would know the answer to this. I am in the US and must have permits in my area and install per NEC. This is new construction. Installing a fan/light ...
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GFCI keeps tripping

I have a virtually new home, remodeled after hurricane, new outlets everywhere. After a little more than a year, the GFCI keeps tripping. No new items plugged in, not doing anything different than I ...
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Testing an uninstalled outlet

Is there some way to test an outlet to see if it's good and works without going through all the effort of installing it, like maybe with DC from a battery so that the LED lights? That may not be a ...
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Spa pump wiring

The house we purchased has a 220/120 32 jet spa. The 220 drives a circulation pump, heater and runs the 2 hp 1-speed jet pump. The jet pump is poor quality and undersized for that amount of jets and ...

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