Volvo Penta TWD1643GE Series Operator's Manual page 81

TWD16
TAD16
47711296 01-2019 © AB VOLVO PENTA
3
P 000 2098
Filling a completely empty system
NOTICE! Mix the correct amount of coolant in
advance, to ensure that the cooling system is
completely filled. Refer to Technical Data, page 95
for the correct coolant volume.
Do not start the engine until the cooling system is
completely filled and vented.
NOTICE! If a heating unit is connected to the engine
cooling system, the heating control valve should be
opened and the installation vented during filling.
1 Check that all drain points are closed.
2 TWD16
Open the caps to both the expansion tank (1) and
the radiator (2). Fill the expansion tank so that the
coolant reaches the MAX mark on the sight glass.
Close the filler caps.
TAD16
Open only the filler cap (1). Fill the expansion tank
so that the coolant level is between the MIN and
MAX marks. Close the filler cap.
3 Bleed the system at the bleeding nipple (3).
4 Start the engine when the coolant system i
completely filled and vented.
Open any bleeding nipples a short while after
starting, to allow trapped air to escape.
5 Start the engine after approx. one hour and check
the coolant level. Top up with coolant as required.
Maintenance
79