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Questions tagged [troubleshooting]

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20 year old GenTran Switch Totally Dead

Just picked up a new generator after 23 years using the same one. Had to change over the three prong 220v plug in with a 220v twist plug. Been over a year since using backup power. Plugged in the ...
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0answers
59 views

Electrical outlet acting funny

My wife and I moved into our new house today. I plugged my phone charger in tonight and the outlet sparked and my breaker tripped. I then plugged a different charger in and it didn't trip. I went to a ...
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5 views

2 of 3 Monorail lighting system pendant lights work intermittently

Tech lighting brand 300 watt monorail lighting system installed in 2010. For the last couple years we’ve had problems with intermittent lighting with one of the pendants on suspension cables. ...
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43 views

Furnace Repair Gone Wrong?

My furnace stopped working last Saturday so I started troubleshooting to find the problem. I found that the board was not providing 110V to my inducer motor. So I determined that I needed a new board. ...
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1answer
19 views

How to attach eye hooks to glass fish tank to support a lightweight light fixture? [closed]

I have a 30" fishtank that, due to the filter setup, requires a light bar that doesn't stretch the entire tank. I have a wooden dowel that fits well inside two eye hooks; the dowel will serve as the ...
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0answers
19 views

Furnace won't light when fan commanded on

House and furnace are 5 years old. Furnace is an Allied A95UH2V090C16S-07 and is interlocked to a Lifebreath HRV. Functioned fine up until a couple days ago. My wife calls me and tells me that ...
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1answer
66 views

3-way switch tied to box, one switch removed, can't make sense of it

I'm starting the question over.I'm having a hard time making sense of what's going on and I found out the other switch wasn't removed. I have a light connected to two switches. One switch isn't ...
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0answers
81 views

Why do some light bulbs remain on when the switch is off? [duplicate]

We have a situation in our bathroom where we can’t turn the lights off fully. If the switch is on, bulbs 1&2 are on. If switched off, bulb 3 is on. We’ve taken bulb 3 out for now but would like to ...
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1answer
68 views

How can I tell if this appliance, a kiln, is using 208V single phase or three phase?

My kilns have recently stopped firing and it need new elements. I have to buy elements for specific voltage/phase combination. I didn't install the kilns - it was done by my studio mate before they ...
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1answer
52 views

What could cause unexpected high water usage?

An apartment water meter has been running high for the last three months for no apparent reason. It's now about 3,000 gallons higher than normal. The meter registers slow continuous usage - even ...
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43 views

Weird behavior on circuit but not tripping the breaker

Two years ago I had all the knob and tube wiring in my home replaced. Over the past couple of weeks we've observed some odd behavior on one of the new circuits. My LED lamp will randomly start ...
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1answer
561 views

First time testing old motion sensor outdoor light, with new LED bulbs, light flickers at constant fast hz, why? [duplicate]

What could cause a motion sensor to blink at a steady frequency when it is turned on? We've had an outdoor motions sensor flood light that hasn't worked, we presume because the bulbs died. After much ...
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1answer
77 views

Possible causes of a loss of TV signal after reorganising masthead amp and splitter

I'm trying to diagnose an issue where my TV reports no terrestrial digital signal. Some background. I've been doing a lot of home renovation and general improvement to my house over the last few ...
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0answers
29 views

How to tell if I have fault wiring

My office is running from one breaker (14 amp/120v) with 4 outlets and 1 light. I've had a laptop die while plugged into the wall and recently my UPS all audibly cycled on-off within 5 minutes of ...
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1answer
368 views

Light Fixture - power but no light

Yesterday I installed a new light over our dining table. At first everything seemed to work fine, but last night I turned on the light and it sparked and the light went out. I turned off the power and ...
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2answers
79 views

Issue with Blower Motor Not Spinning Up

I have a Dayton Blower motor. Model 3K617K. It has a clutch that is supposed to engage when it spins up. However mine never gets up to speed. It turns, but slowly and constantly makes the loud humming/...
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1answer
56 views

What is causing intermittent furnace ignition failure? How to Diagnosis?

I have been researching how to diagnose this intermittent lighting issue with my furnace but the common issues do not seem to apply. Blower turns on Ignition coil turns cherry red Sound of gas blower ...
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2answers
31 views

Home thermostat woes

I tried to switch to a new smart thermostat in my home. When I was adding it, something happened. The new thermostat didn't show any power (And yes, the C wire was plugged in). Not knowing what else ...
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4answers
41k views

No power at outlets but breaker isn't tripped. What do I troubleshoot next?

My "Family Room Receptacles" have lost power. 6 total that I believe are all on the same breaker. I can not locate a GFCI anywhere. I have reset the breaker which also did not restore power. What ...
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2answers
624 views

Furnace entering lockout mode - air flow problem?

I have a Nordyne KG7SA, about 2009 vintage, which has begun acting strangely. We started noticing that the thermostat would drop several degrees below the set temperature before engaging. More ...
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0answers
269 views

Voltage imbalance on phase-neutral of three phase generator under load

Complaints of occasional voltage spikes blowing electrical items (computer, ac) in a compound. A three phase four wire generator is powering a residential building with primarily single phase 230 ...
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1answer
1k views

Frigidaire dishwasher won't start (LED flashes instead)

I have a Frigidaire dishwasher model FDB1050REC2. It's been working mostly fine for the last year. (Occasionally it doesn't start, but opening and closing the door and moving the dial to Rinse Only ...
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1answer
181 views

Correct drainage setup for a wall-mounted AC?

I have a wall-mounted AC unit. Specifically, a Fujitsu ASTG24LFCB. Recently water started leaking from the interior portion of the unit. I followed the instructions in this video to troubleshoot ...
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1answer
691 views

Goodman Model GPC1242H41CA Blowing Low volt fuse ONLY when heat is turned on

Good Afternoon from Florida!! I have a two year old Goodman Model GPC1242H41CA package unit that has heat strips, I had a short that eneded up causing me to replace the transformer and the control ...
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0answers
37 views

Receptacle Troubleshooting

I have an outdoor receptacle that isn't working. I've checked for a tripped breaker, I've tried replacing the receptacle, and I've confirmed that the breaker is getting power. Using a multimeter I've ...
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1answer
155 views

Outlet in laundry room is dead

My wife and I bought a house and had most of the outlets rewired (to add a ground wire mainly) when we bought the house. Unfortunately, one outlet in the laundry closet (which is there the laundry ...
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3answers
4k views

Electrical shock when touching the water faucet in the shower

Yesterday when I took a shower, I got a pretty bad jolt of electricity in my arm when I was done showering, and was about to switch off the water faucet. I immediately jumped out of the shower, ...
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0answers
50 views

Dryer not heating issue

My dryer is not heating. I checked the safety switches, heater, etc and found them to be ok. One check I made surprised me: a voltage check on the incoming terminals found 120 vac on each side of ...
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1answer
1k views

New GFCI outlet won't reset after tripping when load wires are connected

I'm attempting to replace the outlets above my kitchen counters after doing some remodeling. The old outlets were likely from the 1960's and I'm replacing them with 15 amp GFCI outlets. We have 3 ...
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3answers
207 views

Water heater too hot, possibly caused by low water flow

I have a puzzle: The water heater in a small building was too hot -- scalding. Turning the thermostat down to warm or even vacation didn't seem to make a measurable difference. We were about to ...
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1answer
80 views

Central air conditioning system isn't working

Ok, so I have done all the research I can and nothing is working. About 3 weeks ago my A/C was running fine nice and cold no issues. Came home to a house that was 97 degrees inside and started ...
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1answer
117 views

Skillsaw 5150 - blade won't turn if blade stud tight but blade won't cut if any looser

Blade won't turn if blade stud tight as I would normally have it. Any looser though it won't cut and the blade stops once it makes contact with the wood but the motor is still running. I assume I ...
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0answers
30 views

30 y.o. air pump troubleshooting. Where do I start?

500 sq.ft. apartment, 2nd floor, 32 y.o. through the wall, ducted air heat pump. The pump is installed in a closet next to the apartment (separate entry), and the air ducts spread from there along the ...
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0answers
26 views

Which components need replacing in my Frigidaire oven?

I've been having gradually worsening trouble with my electric double wall oven (Frigidaire model GLEB27T8ABA) for some time. The problems have become intolerable, and I intend to attempt a repair. ...
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0answers
68 views

shower stem replacement troubleshooting.

I replaced the hot water stem, went to HOME DEPOT and got a replacement. Price Pfizer is the brand according to the HD advisor. However I was wondering if you know or are aware of any tricks with it. ...
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2answers
468 views

Help with oversized furnace causing short cycle

I have just moved into a new home that had a pretty terrible HVAC system installed brand new by a flipper which has been causing me a ton of headaches. My house is 2000 sq feet, and the furnace is ...
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1answer
8k views

Shower problem: Can't turn off hot water

I turned the tap fully clockwise, as usual, to turn of the water. Still, a significant volume of hot water continued to flow. I removed the tap handles and used some locking pliers to twist the ...
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1answer
260 views

Shaking electric furnace

anyone have an idea about this ? My furnace fan is running 24/7 and make no special sound. But when the heat turn on the fan start vibrating and making noise in the house. If I remove the panel (...
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1answer
460 views

Non-contact tester shows voltage in house circuit while three-lamp tester shows none

None of the outlets or lights in my bedroom work. My non-contact tester shows the outlets are hot. My three lamp tester shows no juice reaching the outlets ( no lights light up when it's plugged in). ...
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1answer
847 views

Furnace flames run for a minute then shut off

I have a furnace (Model: NUGK050CF01) that has recently been experiencing some weird behavior. The furnace will come on (I can see the flames) and it will run for a little over a minute. Then the ...
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0answers
130 views

Troubleshooting: Why does my multimeter not work when a non-contact volt detector shows current?

I recently purchased a 1970's home, and the lights in one room don't work. Troubleshooting yields odd results, and I don't know where to check next. The room A fairly standard secondary room on the ...
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0answers
148 views

Is my three-way switch miswired and causing an outage elsewhere?

I was planning to replace a three way switch in my garage, but after replacing it, a section of my house went dark. I ended up replacing the original switch to do some troubleshooting. The problem ...
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2answers
385 views

Troubleshooting Garage Door Opener (GDO) safety sensors

A Linear Brand GDO (model LD033) does not close unless the wired button is held down. I believe optical safety sensors: may have been exposed to flood water (hurricane Matthew flooding) LEDs are ...
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3answers
428 views

Garage Wiring: No Voltage With a Load

The power recently went out in my garage. When I went to the garage and flipped on the light, there was a small spark from within the switch box (where the wires enter the garage) and then no power. ...
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2answers
29k views

Why won't hot water come out after turning the water main back on?

If someone turns their water main off to work on a plumbing and toilet problem, why would the cold water come on but no hot water. It doesn't come out at all or it will drip. Why would this be, and ...
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1answer
67 views

GPO Has No Power but All Breakers Are On

Have a weird one. I have three power points at opposite ends of the house that are on the same breaker. Randomly tonight power went out to them. All breakers are turned on and all other outlets work ...
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1answer
3k views

Pressure Washer shoots black smoke from exhaust and then will not start

I have a two year old Troy Bilt pressure washer with a GCV 190 Honda engine. The pressure washer has worked fine for two years (although I have rarely used it). Recently, I broke out the pressure ...
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1answer
2k views

how to test electric dryer without 240V outlet?

I received an electric laundry dryer that I want to test before installing. The new dryer is outdoors on the back porch, and a working electric dryer is installed in my basement, quite a distance away....
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1answer
53 views

How can I figure out exactly where a bathroom leak is coming from?

There's a small amount of water at the lowest point on my bathroom floor. It looks clear and doesn't have a smell. Lately, it's been showing up every day, whether anyone's taken a shower or not. ...
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1answer
597 views

Why isn't my halogen floor lamp working with new bulb and new dimmer switch?

I replaced the bulb and the dimmer switch. There is 120V between the connections when switched on. It varies between 115V on low and 122V on high. The bulb has continuity. I also measured the voltage ...