Yanmar 4JH4E - Page 282

9. Coolant system
262
Example of coolant line for 3JH4E and 4JH4E
P
P
T
T/C
Thermostat
Clutch cooler
Inter cooler
Sea cock
Seawater pump
Seawater circuit
Fresh water circuit
Mixing elbow
Fresh water cooler
(Heat exchanger)
Coolant
recovery
tank
Cylinder block
Cylinder head
Lube oil cooler
W-CSD
FO pump
Fresh water
pump
014223-00E
4JH4-HTE
Water temperature
sender
Water temperature
switch
Exhaust manifold
Heat exchanger
Filler cap
Fresh water pump
Coolant
recovery tank
From lube
oil cooler
Inlet for water heater
010651-00E
Fresh water line
Seawater
inlet
Seawater pump
Heat exchanger
Mixing elbow
010390-00E
Seawater line