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6 Maintenance
Cleaning the heat exchanger
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Cleaning of the heat exchanger is not a
routine maintenance job.
Only clean the heat exchanger if this is
(badly) fouled.
Under normal conditions of use cleaning
the heat exchanger is not necessary!
The engine temperature will be higher than
normal if the heat exchanger is fouled.
Possible causes of fouling are:
Small rubber particles from a damaged
-
raw water pump impeller.
Growth of algae or seaweed.
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Only engines with intercooling!
Summary of Contents for DT4.70
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