Vetus D-LINE VD4.120 Operation Manual page 25

3 First commissioning
6 Filling coolant system, if a water heater
is connected -2-
The point of the water heater is situ-
highest
ated at a level than the expansion tank
higher
for the ship's engine.
be filled and bled
The water heater will
not
automatically during filling of the cooling
system.
PRESSURE CAP
(1.5bar)
• Open valve (3) during filling and bleeding
the system.
• Follow the filling instructions as shown on
pages 20 and 21.
n
ote
• Remember to close valve (3) after filling the
system.
2
1
Use a mixture of 40% antifreeze (ethylene-gly-
col based) and 60% tap water or use a special
coolant.
For specifications see page 119.
Never fill the cooling system with sea water or
brackish water.
OPEN CAP
3
C
aution
23