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Questions tagged [troubleshooting]

The tag has no usage guidance.

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2answers
40 views

If a receptacle is added from a switch box, will the receptacle only work when the switch is off?

When I was a new electrician, one day I discovered I could read 120v across the terminals of an open switch. I was bothered by this thinking someone had wired it wrong, but I couldn't understand why ...
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1answer
19 views

Trouble-shooting recessed light problem

I have 4 recessed lights on a single switch/circuit. One of them stopped working. I assumed that the bulb went bad, but have replaced it with multiple known-working bulbs. Also confirmed that the ...
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4answers
52k 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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1answer
60 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
125 views

Sparks and no power after accidental short

I replaced the garbage disposal at my in-laws' place that has been leaking for years. It's an old house, and nothing in the panel is labeled. So I flipped what I assumed to be the right breaker and ...
3
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1answer
382 views

Lutron Maestro CL Extreme Delay

I've had nothing but success with using Maestro dimmers on both LED and incandescent lighting for years, but recently picked up a new dimmer (MACL-153M-WH) and a pair of G7 Elko LEDs (30W total) and ...
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1answer
94 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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1answer
45 views

HTS7200 home theater replaced drive (hacked/tweaked) detects disc but won't play blu-ray only [closed]

Downvote.... It doesn't fit on electronics.stackexchange.com, it doesn't fit here.... where else? Don't start to downvote, tell me where to go if it is wrong to place it here on this site. Edit: ...
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2answers
78 views

Why does it take 20-30 seconds for a fluorescent tube to start?

One of the fluorescent lights in my apartment does nothing for long seconds or sometimes even minutes when turned on (then it surprises me when it suddenly comes on). It behaves as if there were some ...
1
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1answer
58 views

Why is my dishwasher drain pump constantly running?

We have a late 1960's Kitchenaid Superba (by Hobart) dishwasher. Problem: the drain operates continuously, so the dishwasher can never fill with water. (The water comes in, but it's immediately ...
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0answers
72 views

Can anyone identify this material? Having a hard time cutting it using a bi-metal hole saw

My FIL gave it to me, said he found it in when he was cleanig out an old cabinet shop. It's a very hard composite material of some sort. Fine-grained and powdery when I drilled a hole in it, the "...
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0answers
41 views

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
67 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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0answers
15 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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0answers
44 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
21 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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11answers
177k views

How can I find an open neutral?

My lights and outlets went out in the half bath of my home and also the two recessed lights in my hall just outside the half bath. I believe there are two feeds, one to the hall lights and one to ...
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0answers
23 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 ...
1
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1answer
72 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 ...
5
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3answers
5k 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
97 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 ...
1
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1answer
56 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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3answers
29k views
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3answers
30k views

What could be causing my lawn mower to surge?

My lawn mower was giving me the worst time tonight. The only way I could keep it running was to pull the choke back and the engine would start again. Finally, after 30 minutes of messing with it, the ...
0
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1answer
77 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 ...
7
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3answers
457 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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0answers
44 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 ...
0
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1answer
2k 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 ...
0
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1answer
789 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 ...
1
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4answers
794 views

Timer on dryer stopped working

The timer on our Maytag dryer seems to have died/stopped working and I would like to replace it myself: What I mean by "died/stopped working" is that the timer no longer decrements and mechanically ...
5
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3answers
18k views

Why is my lighting circuit tripping the breaker?

I have several MR16 2 pin style light bulbs in my kitchen - The other day the trip switch for the light bulbs tripped when turning these bulbs on - I went and flipped the trip switch and tried again ...
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3answers
84k views

Troubleshooting a leaking exterior door

I have an exterior door that leaks water into the house when rain is blown against it. The floor on the inside of the house is unfinished, meaning it is just the raw subfloor. I don't want to put the ...
0
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1answer
191 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 ...
1
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2answers
814 views

Is this the source of my hot tub leak, or just a symptom?

Background: I have a Galbocca 2-person Plug and Play HotSpa (tm?) that I imagine is quite old. It came with the house I'm renting, so I have no idea exactly how old it is, but the company doesn't ...
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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 ...
0
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1answer
416 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 ...
0
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1answer
72 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 ...
0
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2answers
107 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/...
0
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2answers
31k 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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2answers
32 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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2answers
686 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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3answers
241 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 ...
0
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0answers
307 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 ...
0
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1answer
317 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 ...
0
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1answer
826 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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2answers
1k views

Why is my AC suddenly *heating* my house?

I have a 13 SEER heat pump about one year old. Everything's been working fine, but the AC suddenly started heating my house spontaneously (no changes to thermostat, etc). The outside ambient ...
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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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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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2answers
18k views

Why do I only have 30V going to my light fixture

I just replaced a broken light fixture in my closet. (The switch in the light fixture broke when I pulled too hard on the chain.) When replacing the light fixture I noticed that there is only 30 V ...