Overheating from Fouled Heat Exchanger

Yanmar Heat Exchanger Fouling There has been some discussion on the Yahoo List regarding overheating due to fouling of the fresh water side (antifreeze side) of the heat exchanger.  It turns out that this problem is not isolated to the C380/387.  The May 2009 Mainsheet has an extensive article in the C470 section regarding a similar problem.   It appears as…

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