2
1
DO NOT OPEN
1.5 bar
2
1
DO NOT OPEN
1.5 bar
19
3 First commissioning
5 Filling the cooling system,
keel
Cooling
• Remove the cap ‘
do
not
open
’ (1) of the
filler neck on the top of the heat exchanger
housing.
• Fill the cooling system.
• Reinstall the filler cap ‘
do
not
open
’
.
• Remove the pressure cap (2) of the extra
expansion tank.
• Top up the extra expansion tank to the min-
imum level.
• Reinstall the pressure cap (2).
Use a mixture of 40% antifreeze (ethylene-
glycol based) and 60% tap water or use a spe-
cial coolant.
For specifications see page
109
.
n
ote
If a water heater is connected to the engine,
see page
20
and
21
.
VD00929
VD00925
C
aution
Never fill the cooling system with sea water or
brackish water.
VD00932