9.3 External cooling water system
Fig 9-5 External cooling water system 1 x Wärtsilä L46F (DAAE022048B)
System components
Transfer pump4P09Heater (pre-heating unit)4E05
Circulation pump4P06Central cooler4E08
Air venting4S01Cooler (installation equipment)4E12
Additive dosing tank4T03Cooler (generator)4E15
Drain tank4T04Pre-heating unit4N01
Expansion tank4T05Evaporator unit4N02
Temperature control valve (heat recovery)4V02Stand-by pump (HT)4P03
Temperature control valve (central cooler)4V08Circulation pump (preheater)4P04
Stand-by pump (LT)4P05
Pipe connections
HT-water air vent from exhaust valve seat424HT-water inlet401
LT-water inlet451HT-water outlet402
LT-water outlet452HT-water from stand-by pump408
LT-water air vent from air cooler454HT-water drain411
LT-water from stand-by pump457HT-water air vent from air cooler416
Wärtsilä 46F Product Guide - a19 - 1 December 2017 9-7
9. Cooling Water SystemWärtsilä 46F Product Guide
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