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Humble Tom Humble Tom is offline
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Default Pilot (sometimes) won't light in gas water heater

On 23 Jan 2007 08:50:43 -0800, "David Nicoson"
wrote:

Last week, my water heater stopped heating. My wife and I both tried
to light the pilot according to the instructions, but it wouldn't
start. We called Whirlpool's hot-line. Some Indians told us to check
the gas line and so forth. No luck. (The furnace is running fine and
there's only a few feet of pipe between the furnace and the water
heater, so there's not a lot possible points of failure.)

I then called a plumber. He came out and the lit the thing with no
trouble. (I'm sure he thought we were ignorant, and he might be
right.) He suggested that it might have gone out because of failing
thermocouple. He checked for leaks, charged me $60, and left.

I got one tank of hot water and then the pilot went out again. I
couldn't restart it. I'm not seeing a spark, but I don't really know
if I should expect that behind the window.

It seems to me that I should get gas in the pilot position with the
override button pressed even with a defective thermocouple. Is that
right? I felt pretty good about that idea until I read this:

http://www.hometips.com/home_probsol...terheat01.html

6) *** If the pilot won't light, the thermocouple may be defective;***
either call your gas utility to check the appliance (a free service in
many areas) or call an appliance repair person.

Should I perhaps be looking for gas or air restrictions or replacing a
thermocouple?

Any advice or information is appreciated.



A thermal couple replacement might have only added about 30 bucks to
your original visit. Just that the original person couldn't reproduce
your problem(it lit and stayed lit). So a TC replacement might have
been cheap enough to just get it done.

Just next time, have your plumber/apliance repair person, stick around
to watch a full cycle. Turn on the hot water till you create a heat
demand, and watch if the pilot light remains lit.

Just a guess, not a plumber, or applicance repair person. Just a
frugal home owner.

tom @ www.FreelancingProjects.com