SPECIFICATIONSMarine Installation Manual - Volume 2 3YM30-53YM30Air Intake and Exhaust SpecificationsAlarm System SpecificationsParameter DataExhaust Pipe OuterDiameter Connection50.8 mm(2.0 in.)Minimum EngineRoom Fresh AirExchanges(Ventilator Capacity)5.5 cu m/min.(194.23 cu ft/min.)Maximum BackPressure (measuredwithin 250 mm[9.8 in.] of exhaustmanifold inlet)1500 mmAq14.7 kPa(0.15 kgf/cm 2 )Maximum OutputExhaustTemperature(measured within250 mm [9.8 in.] ofexhaust manifoldinlet)600°C(1112°F)MaximumTurbocharger BoostPressure-Maximum EngineRoom AmbientTemperature60°C(140°F)Parameter DataCoolant Alarm SwitchOperatingTemperatureON:93 - 97°C(199.4 - 206.6°F)OFF:88 - 93°C(190 - 199°F)Lube Oil SwitchOperating Pressure9.8 - 29.4 kPa(1.43 - 4.27 psi)JUN 2006 (Rev. 1)