Fig 9-6 External cooling water system 2 x Wärtsilä L46F (DAAE022046b)
System components
Transfer pump4P09Heater (preheater)4E05
Air venting4S01Central cooler4E08
Additive dosing tank4T03Cooler (installation equipment)4E12
Drain tank4T04Pre-heating unit4N01
Expansion tank4T05Evaporator unit4N02
Temperature control valve (heat recovery)4V02Circulation pump (preheater)4P04
Temperature control valve (central cooler)4V08Circulation pump4P06
Pipe connections
HT-water air vent from exhaust valve seat424HT-water inlet401
LT-water inlet451HT-water outlet402
LT-water outlet452HT-water from preheater to HT-circuit406
LT-water air vent from air cooler454HT-water drain411
HT-water air vent from air cooler416
9-8 Wärtsilä 46F Product Guide - a19 - 1 December 2017
Wärtsilä 46F Product Guide9. Cooling Water System
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