Yanmar 3JH2 Series Service Manual

Contents

Yanmar 3JH2 Series Service Manual Manual pdf 12 page image

1-3-1Model Unit 3JH25AVertical 4-cycle water cooled diesel engineDirect injectionNormal aspiration382 861.3033JH30A____________mmm/sec. 9.5 8.6kW(PS)/rpm 20. 2 / 3300(27.5 / 3300)24. 3 / 3000(33.0 / 3000)0.539 (5.50) 0.713 (7.27)9.218.11 — 3 — 2 — 1YPES-CL19 119.6 0.5(200 5)Hole typeAt Flywheel sideForced lubrication with trochoid pumpDC 12V-1.8kW12V- 35A7301857701905456800.9 / 7.04.40.8Constant high temperature fresh water coolingFresh water : Centrifugal pumpSee water : Rubber impeller pumpCounter-clock wiseviewed from stern8.318. 4 / 3200(25 / 3200)22. 1 / 2900(30 / 2900)0.506 (5.016) 0.670 (6.83)MPa(kgf/cm 2 )TypeCombustion systemAspirationNumber of cylindersBore strokeDispl acementCompression ratioFire orderFuel injection pumpFuel injection timing (b.T.D.C.)Fuel injection pressureFuel injection nozzlePower taka offLubrication systemEngine weight without marine gear (dry)Lubricating oi l capacity Effect/max.Starting systemDimensions(with KM35P1)Cooling watercapacity(Fresh water)Starting motorAC generatorOverall lengthOverall widthOverall heightFresh water tankSub tankCooling systemDirection of rotaion (Crankshaft)One hour ratingoutput(DIN6270B)flywheel outputContinuous ratingoutput(DIN6270A)flywheel outputOutput/crankshaft speedBrake mean effectivepressurePiston speedm/sec._________degree.MPa(kgf/cm 2 )_________V-kWV-Ammmmmmkg______kW(PS)/rpmMPa(kgf/cm 2 )Output/crankshaft speedBrake mean effectivepressurePiston speedPrinted in JapanA0A1015-0302Printed in JapanA0A1015-0302