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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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22 views

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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Changing a Regular Outlet with Two Neutrals and One Hot to a GFCI Outlet (no ground existing)

So I bought a GFCI outlet to changeout a regular outlet and when I pulled the regular, it had white wires/neutrals on both left side screw connections and one black on the top right connection. I do ...
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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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How do I wire a switch to control a GFCI Receptacle?

I want to switch a GFI outlet. It will be on a single 20 Amp circuit breaker with no other outlets or devices in the circuit or downstream from the outlet. It will be used to switch a dust ...
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69 views

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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56 views

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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Is it possible to be electrocuted from a properly functioning GFCI circuit?

It's my understanding the the purpose of a GFCI circuit is to prevent shock by tripping the circuit if there is an imbalance in current in vs. current out. So my question is, if you have a functioning ...
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How do I properly wire GFCI outlets in parallel?

I have two countertop outlets in my kitchen that I am in the process of replacing with new, GFCI-protected outlets. These two outlets are on a circuit together, and they are the only loads on that ...
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49 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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50AMP GFCI to Double Pole Switch with 6AWG

I will be preparing the electrical for a new hot tub installation. I have a sub-panel inside the house in the basement literally 2-3 feet from the panel. That panel also contains a 40AMP GFCI wired to ...
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34 views

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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GFI kitchen plug blew up

I was running my vacuum cleaner and suddenly the kitchen GFI plug it was plugged into popped with some black smoke, a burning electrical smell and blackened the plug itself. Did my vacuum cleaner ...
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53 views

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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37 views

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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Does it matter if my newly installed GFCI reads “open ground”?

I just replaced a few two-prong outlets with GFCI outlets so we can plug in things built this millennium. Two of them outlets read "correct" on my circuit tester, but one reads "open ground." None of ...
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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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120 views

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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858 views

GFI Tripping at same time every day,

I have a GFI Outlet in my kitchen. It trips faithfully, every morning at 6:05 AM. I have checked every outlet on the same line and nothing attaches to anything on a timer that may trigger it. When ...
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1answer
55 views

Added Outlet to a GFI Receptacle covered circuit

In my garage I have a single 15 Amp circuit that has 4 receptacles on it. One of the receptacles has a refrigerator and an upright small freezer on it, all are non-self defrosting type. Nothing else ...
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343 views

Dead GFCI Outlets

I have 4 GFCI receptacles in my kitchen that are not working. All appear to be on the same breaker. I immediately checked to see if I could reset them and could not. So next I checked the breakers in ...
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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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GFI outlets tripped after power outage

I live in a rural area that has frequent power outages (Several per month. Less than a minute in duration). When the power is restored, several GFI outlets always trip. I am trying to track down ...
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4answers
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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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Window AC unit LCDI tripping when powered by my solar inverter

I have a small 200w solar power system consisting of a Victron 500VA inverter (900w peak) with a 100ah AGM battery. I just purchased a 5000BTU/4 amp window unit that draws a peak of 430w according to ...
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1answer
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GFCI No Equipment Ground not testing

A GFCI installed near a sink has this sticker on it. From what I gather online, this means the outlet was installed on place of an old 2 wire outlet, and it's safe anyway, and up to code. But it's not ...
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3k views

GFCI won't reset, charges neutral when wired up

I have a single GFCI outlet on it's own circuit in a bathroom. When the breaker is on and outlet isn't wired, the hot has current (using a probe tester) and neutral and ground do not. When I hook up ...
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171 views

GFCI tripping frequently

Can a refrigerator be connected to one of the load receptacles from a GFCI. Of late, GFCI is tripping very frequently. What is the solution for this. Would replacing the GFCI with a new one resolve ...
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Is a tight fit acceptable when fitting a GFCI into an old metal box?

It was recommended by the inspector to replace the current 2-prong outlets with GFCI outlets (grounded 3 prong was the top recommendation, but that is a bit out of budget for renovations at the moment)...
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3answers
2k views

GFCI equipped machines into GFCI receptacle

I have a personal bowling ball cleaning machine that states "plug to a non-GFCI outlet" which means it has built-in GFCI however, in the area I am living, all receptacles must be GFCI protected and ...
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115 views

Understanding GFCI configuration in basement

Good day- I am putting a treadmill in the basement of our three-year old home, and the manufacturer warns not to plug the treadmill into a GFCI outlet. Although the outlet I anticipate using is not ...
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1answer
63 views

Why don't downstream outlets work after replacing a GFCI outlet?

I have a GFCI receptacle in the garage. There are two regular outlets in the garage as well that I believe are "downstream"/protected by this outlet as required by code. There is also another ...
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125 views

Maytag MLG2000AWW sporadically trips the GFCI when setting the dryer timer.

When rotating the dryer timer knob, the GFCI outlet trips. It usually happens when the pointer is near the Presscare area of the knob. It will never trip ar any other time. I checked the GFCI with a ...
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486 views

In a double gang box with 3 wires & ground

Red and black are hot. White is not. I have been trying to wire a GFCI & an outlet/switch combo. Tried numerous configurations and just bought a new GFCI because i suspected it. Nothing has ...
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267 views

Problem with GFCI at start of circuit with both lights and two receptacles

With normal receptacle at first device in circuit all works fine--all lights and both receptacles. (I inherited the circuit--didn't do it myself.) I thought, "Why not install a GFCI as first device?" ...
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23 views

220v, gfci and amps

i am a home brewer and have recently purchased a 200v 30amp brewing pot (NEMA 6-30p). I have a 220v 50amp rv receptacle (NEMA 14-50r) with a 50A GFCI double-pole breaker in the main house panel. I ...
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3answers
51 views

Diagnosing RCD tripping to decide whether to fix or junk basic electric oven

Excuse any incorrect terminology in this question (I will correct if advised). I'm in the UK. I have a house with relatively new wiring (past 5 years) which has circuit breakers on the power and ...
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6answers
80 views

How might one trip a breaker from a GFCI outlet?

Somewhat derivative of How can I trip a breaker from the outlet, how could someone relatively safely and quickly, with basic tools, trip a breaker at a GFCI outlet (relatively safely meaning not ...
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180 views

Possible to ground-fault protect both legs of a MWBC with two single-pole breakers?

To get a MWBC working, with both legs GF protected, I installed 2 Single Pole GFI breakers, on adjacent slots, with a handle-tie. Since there are 2 lugs for Neutral wires, and only one neutral coming ...
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3k views

GFCI breaker trips after 5 or 6 minutes with nothing plugged in

The problem circuit has 4 bathroom sockets, a front porch socket, and a back porch socket. Nothing is plugged into any of the sockets. A month ago, when I first became aware of the problem, the GFCI ...
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120 views

Can I wire both a 50 amp hot tub and 50 amp RV plug in the same box?

I have two projects in the works, installing a hot tub and building an RV pad. Both the RV and hot tub run on 50 amps and 220 volts. RV's plug-in but hot tubs are wired directly. Is there a single ...
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2answers
120 views

I have a 30amp 240 breaker going to a 240v water pump. I want to protect each leg with a GFI

I have a 30amp, 240v circuit running to a 240v water pump. Can I add a 20amp GFI to each leg?
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Wiring question - Swapping in GFCI breaker for my dryer

I got a GFCI 30amp breaker and will be putting it in for my dryer circuit. Just want to confirm I'll be wiring this correctly before actually going ahead with it. In the red circle is the white ...
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59 views

Line to GRN or Neutral to GRN blowing my GFCI?

I just helped my friend change an outlet in the garage of a home he just moved into. The outlet was an old duplex that I replaced for a GFCI. The installation went fine, outlet tested properly and ...
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665 views

GFCI tripping on overload?

We called out the contractor who did our crawlspace encapsulation because the GFCI receptacle that serves the crawlspace loads (dehumidifier, sump pump, and two humidistat controlled fans) trips ...
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82 views

How to wire GFCI combination switch/receptacle

I’ve looked all over and I can’t seem to find any diagrams for this specific application. I have a combo switch/outlet GFCI receptacle that is midstream on the circuit and I want to wire it so that ...
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2answers
348 views

Must I upgrade this bathroom circuit from 15 amps to 20 amps?

I have long known that the electricians who originally wired my house did some questionable things, one of which is putting every GFCI-protected outlet in the whole house (besides the kitchen) on one ...
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83 views

GCFI “test” button will not cause a trip

Preface to OP: I am a dope. The reason the GFCI does not trip when I push the "test" button is because the GFCI has failed. That's the whole point of the "test" button. End of story. Read on ...
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282 views

How to install GFCI combo switch and outlet with only 2 wires

I had a combo GFCI outlet and switch that went bad in my bathroom. The outlet worked even if the light wasn’t on. I bought a new GFCI combo switch and outlet. I had several electricians come to ...