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1answer
27 views

How to test water-heater thermocouple?

So I took out Kenmore Power Miser 9 burner assembly and want to root cause why the pilot light kept going off whenever I released the RESET button during ignition procedure. Here is the test I did: ...
0
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1answer
53 views

Can a pilot on a furnace be on but the thermocouple still be bad?

Heat just stopped working after working 3 days ago. All circuit breakers are looking good, gas is flowing, and furnace seems to be operating fine. Pilot is on and thermocouple is holding the flame, ...
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2answers
64 views

Fireplace sensor that is not a thermocouple or a thermopile

My MB42 fireplace with digital fireplace burner control (SIT Proflame) will not stay on after starting. It shuts off many times, and only on a 6th try or so, will stay on. The controller has a single ...
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1answer
3k views

Pilot won't stay lit after replacing thermocouple

The pilot won't stay lit on my furnace, when I release the button it just goes out. This started occurring after I did some gas plumbing and had to relight the pilot. I suspected the thermocouple ...
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2answers
7k views

Gas fireplace flame won't stay on; both flame and pilot go out

I have a Charmglow 300TQ unvented gas fireplace. It worked beautifully until I had the 100 lb bottled gas tank refilled three days ago. I am now having two problems, which I imagine are related: 1) ...
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2answers
4k views

Water heater pilot light always goes out during the night

I have an AquaMax 205 water heater. Recently the pilot started going out, so I replaced the thermocouple and cleaned the burner. After replacing the thermocouple, the pilot would go out sometime ...
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0answers
13 views

Heater pilot problem

My heater pilot light goes on and then off not sure why if does that, the gas goes on and then fan but only for seconds then off including the pilot.
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3answers
545 views

Thermocouple measured okay, but replacing it fixed the problem?

So the pilot on my furnace wouldn't stay lit. I tested the thermocouple with my multimeter and got 29 millivolts which meant it was still working. Assuming I was in over my head, I called the plumber ...
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2answers
11k views

Pilot in gas water heater still goes out after replacing thermocouple

The pilot in my gas water heater (Aquamax 205) has been going out sporadically over the last 2 weeks. Yesterday, I replaced the thermocouple with a universal thermocouple and cleaned out the dust and ...
3
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1answer
227 views

Should a hole develop in the tip of a thermocouple after it is installed in a gas heater and lighted?

I just replaced the thermocouple in my gas heater as the pilot wouldn't stay on after lighting. The old thermocouple had developed a hole in the tip and the tip was discolored when I removed it. I ...
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3answers
3k views

Can I use a Honeywell thermocouple in a State water heater?

I have a State water heater that's around 13 years old. About a month ago, the pilot light went out randomly and I was able to relight it with no problems. A couple of days ago, the light went out ...
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1answer
847 views

pilot light does not stay on on gas burner after vacation

I was on a one month vacation but had kept the gas heater in normal mode (not vacation mode). Today I find my gas pilot light off. The cover was open for all this long. I tried to light it, but once I ...
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2answers
2k views

Can I replace the thermopile with a thermocouple in my water heater, and have it work properly?

I'm having a tough time finding a thermopile at Home Depot, and lowes. I can find thermocouples all day long, and I can rig the wiring so I have no loose ends. However, I know those two units don't ...
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1answer
1k views

Thermocouple keep burning out, is it our gas valve?

Thermocouple keeps burning out. Looking at 1 or 2 within 2 week period ! Tried different brands, the pilot will only stay lit for 3 minutes then automatically shuts down.
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3answers
160 views

Thermocouple with a built in safety overtemp disc verses a standard universal T/C?

My water heater has a thermocouple with an in line overtemp disc stamped 190. The pilot will not stay on after holding the gas valve's pilot start button. So, i assumed like every other water heater i ...
0
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1answer
6k views

Does the pilot flame of a gas furnace stay on for the duration of a heating cycle?

I was looking at my furnace a couple of days ago and I notice one thing: there is something red hot there where the spark igniter and the thermocouple assembly is. I can hardly see it and I am not ...
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5answers
144k views

Why does my pilot light keep going out?

My furnace pilot light keeps going out so I changed the thermocouple. Now the furnace will come on and heat up to the degree set on my thermostat, then the pilot light will go out and the furnace will ...