60
VD01148
13
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
sea water pump impeller.
- Growth of algae or seaweed.
60 Remove the drain plug
• Close the seacock and detach the water
inlet hose from the sea water pump.
• Drain the coolant: To do this, remove
the drain plug from the heat exchanger
housing.
n
ote
Only engines with intercooling!
4 Maintenance
Cleaning the heat exchanger
Summary of Contents for M4.55 SOLAS
Page 1: ...Operation manual M4 55 ...
Page 2: ......