Cleaning The Heat Exchanger - Vetus M3.28 Operation Manual

4 Maintenance
VD01018
50 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.
44
13
VD01122
• Remove the filler cap from the top of the
heat exchanger housing to allow air into
the system and check that all coolant
has drained off.
• Remove the alternator.

Cleaning the heat exchanger

VD01019
51 Removal of bolts out of the end
covers
Take out both central bolts from the end
covers and take the end covers with the
O-rings out of the housing.
6