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Posted by Tony Hwang on July 16, 2005, 8:17 pm
Dorothy wrote:
> Hi all,
>
> Our water heater has started behaving strangely. The steps are such:
> 1 - There's no hot water.
> 2 - I light the pilot again and the burner comes on.
> 3 - After some length of time - it could be as little as two minutes or as
> long as several hours - the flame goes out. When I sit out there and monitor
> it, I hear a soft "clunk" sound when the burner and pilot go out at the same
> time.
>
> What could cause this? The gas company says it's not air in the line - and
> that's the extent of their service side of the business.
>
> Thanks!
>
> Dot
>
Hi,
Pilot flame size or thermocouple.
Make sure all the fittings are tight. Most of time there is a
provision for adjusting pilot flame size on the main valve. If
thermocouple is bad, you can replace it easy. That sound may be from
main valve dropping out.
Tony
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