C8.3 Commercial Marine and Ind [...] Cooling System Section V - Maintenance Specifications Page V-5 Cooling System Industrial Coolant Capacity (engine only )............................................................................................................10.9 liters [11.5 qt] Standard Modulating Thermostat - Range.................................................................................84 to 91°C [184 to 195°F] Maximum Allowable Operating Temperature...............................................................................................100°C [212°F] Minimum Recommended Operating Temperature.........................................................................................70°C [158°F] Minimum Recommended Pressure Cap.......................................................................................................50 kPa [7 psi] Marine Coolant Capacity — Engine Only ...........................................................................................................12.3 liters [13 qt] Coolant Capacity - Engine with Heat Exchanger..................................................................................28.9 liters [30.5 qt] Maximum External Pressure Loss in Cooling System..................................................................................35 kPa [5 psi] Maximum Static Pressure of Coolant (exclusive of pressure cap)............................................................103 kPa [15 psi] Standard Thermostat (modulating) Range.................................................................................71 to 83°C [160 to 181°F] Maximum Coolant Temperature.....................................................................................................................96°C [205°F] Minimum Allowable Coolant Expansion Space....................................................................5 percent of System Capacity Minimum Coolant Makeup Capacity..........................................................................................................2.5 liters [2.6 qt] Maximum Sea Water Pressure.................................................................................................................172 kPa [25 psi] Maximum Sea Water Inlet Restriction........................................................................................
− 127 mm Hg [− 5 in Hg] Specifications