The Flow Of Engine Coolant; Engine Coolant - Hyundai Seasall S250 User Manual

INSTALLATION & OPERATION MANUAL
3. THE FLOW OF ENGINE COOLANT – CLOSED COOLING CIRCUIT
§ THERMOSTAT CLOSED CONDITION
① ①
② ②
§ THERMOSTAT OPENED CONDITION
① ①
⑤ ⑤

3.1 ENGINE COOLANT

1) The high-pressure cooling system has a reservoir
filled with year-round antifreeze coolant. The
reservoir is filled at the factory.
2) The coolant level should be between MAX and MIN
marks on the side of the coolant reservoir when the
engine is cool.
S250 and S220 Series Engines
① Coolant engine outlet
② Exhaust manifold
③ ③
Thermostat closed (opening temp 82℃)
③ Coolant engine inlet
① Coolant engine outlet
④ ④
③ ③
② Heat exchanger
Thermostat opened (opening temp 82℃)
② ②
③ Coolant engine inlet
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↓
↓
↓
④ Expansion tank
↓
↓
⑤ Exhaust manifold