Wartsila ?31DF Series Product Manual page 142

9. Cooling Water System
Fig 9-2
System components:
1E04
4E03
4E05
4E08
4E15
4N01
4N02
4P04
4P09
Pipe connections:
401
402
404
406
416
451
452
460
461
483
9-4
Example diagram for multiple main engines (DAAF301505A)
Cooler (MDF)
Heat recovery (evaporator)
Heater (preheater)
Central cooler
Cooler (generator)
Preheating unit
Evaporator unit
Circulating pump (preheater)
Transfer pump
HT-water inlet
HT-water outlet
HT-water air vent
Water from preheater to HT-circuit
HT-water airvent from air cooler
LT-water inlet
LT-water outlet
LT-water to generator
LT-water from generator
LT-water air vent
4P15 Circulating pump (LT)
4P19 Circulating pump (evaporator)
4S01 Air venting
4T04 Drain tank
4T05 Expansion tank
4V02 Temperature control valve (heat recovery)
4V08 Temperature control valve (central cooler)
4V09 Temperature control valve (charge air)
8V-10V 12V-14V 16V
DN100 DN125 DN150
DN100 DN125 DN150
OD12 OD12 OD12
DN40 DN40 DN40
OD12 OD12 OD12
DN100 DN125 DN150
DN100 DN125 DN150
- - -
- - -
OD15 OD15 OD15
Wärtsilä 31DF Product Guide
DBAE248994