Wartsila ?31DF Series Product Manual page 143

Wärtsilä 31DF Product Guide
Fig 9-3
System components:
1E04
4E05
4E08
4E10
4N01
4P03
4P04
Pipe connections:
401
402
404
406
408
416
451
452
457
483
DBAE248994
Cooling water system, arctic solution for single main engines (DAAF320499A)
Cooler (MDF)
Heater (preheater)
Central cooler
Cooler (reduction gear)
Preheating unit
Stand-by pump (HT)
Circulating pump (preheater)
HT-water inlet
HT-water outlet
HT-water air vent
Water from preheater to HT-circuit
HT-water from stand-by pump
HT-water airvent from air cooler
LT-water inlet
LT-water outlet
LT-water from stand-by pump
LT-water air vent
4P05 Stand-by pump (LT)
4P15 Circulating pump (LT)
4S01 Air venting
4T05 Expansion tank
4V08 Temperature control valve (central cooler)
4V09 Temperature control valve (charge air)
8V-10V 12V-14V 16V
DN100 DN125 DN150
DN100 DN125 DN150
OD18 OD18 OD18
DN100 DN125 DN150
DN100 DN125 DN150
OD18 OD18 OD18
DN100 DN125 DN150
DN100 DN125 DN150
DN100 DN125 DN150
OD18 OD18 OD18
9. Cooling Water System
9-5