OPERATING MANUAL FOR BUKH DV48RME LIFEBOAT ENGINES
009W4226-R09
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TECHNICAL MAIN DATA
DV24RME
WORKING PRINCIPLE ...................... ........................................ ...................................... 4-STROKE
NUMBER OF CYLINDERS ................. ........................................ ...................................... 2
CYLINDER BORE/STROKE ............... ........................................ ...................................... 85 mm / 85 mm
SWEPT VOLUME ............................... ........................................ ...................................... 0.964 Litres
COMPRESSION RATIO ..................... ........................................ ...................................... 18,5:1
COMPRESSION PRESSURE ........... at 3600 rpm ..................... ...................................... 47 Bar
OUTPUT, CONTINOUS RATING ...... at 2000 rpm ..................... ...................................... 15.8 BHP - 11.7 kW
ACCORDING TO ISO 3046
at 2400 rpm ..................... ...................................... 17.9 BHP - 13.2 kW
at 3000 rpm ..................... ...................................... 22.4 BHP - 16.5 kW
at 3600 rpm ..................... ...................................... 24.0 BHP - 17.7 kW
MAX. TORQUE ................................... ........................................ ...................................... 5.7 Kpm at 2000 rpm
MAX. AIR CONSUMPTION ................ ........................................ ...................................... 1476 Litres/min
ENGINE ROTATING, LOOKING AT FLYWHEEL ...................... ...................................... CLOCWISE
IDLING SPEED ................................... ........................................ ...................................... 800 – 1000 RPM
MAX INCLINATION, FORE AND AFT ........................................ ...................................... 12
o
HEEL, MAX. CONTINOUS ................. ........................................ ...................................... 25
o
ENGINE NET WEIGHT ....................... ........................................ ...................................... 223 kg
LOCATION OF ENGINE SERIAL NUMBER ............................... ...................................... PORT SIDE
EXHAUST TEMP. MAX/NORMAL ...... ........................................ ...................................... 600
o
C – 580
o
C
VALVE TIMING AND INJECTION POINT
FLYWHEEL DIAMETER ..................... ........................................ ...................................... 391 mm
INLET VALVE OPENS........................ BEFORE TDC ................. ...................................... 32
o
(arc measure: 109 mm)
INLET VALVE CLOSES ..................... AFTER BDC .................... ...................................... 64
o
(arc measure: 218 mm)
EXHAUST VALVE OPENS ................. BEFORE BDC ................. ...................................... 64
o
(arc measure: 218 mm)
EXHAUST VALVE CLOSES .............. AFTER TDC .................... ...................................... 32
o
(arc measure: 109 mm)
VALVE CLEARANCES (COLD ENGINE) INLET/EXHAUST ...... ...................................... 0.25 / 0.30 mm
FUEL SYSTEM
.................................. ........................................ ...................................... DIRECT INJECTION
INJECTOR OPENING PRESSURE.... ........................................ ...................................... 184 Bar
INJECTION STARTS .......................... BEFORE TDC ................. ...................................... 14,7
o
(arc measure: 50 mm)
FUEL LIFT PUMP ............................... ........................................ ...................................... CAM SHAFT DRIVEN DIAPHRAGM PUMP
STATIC PRESSURE OF FUEL LIFT PUMP ............................... ...................................... 350 mBar
TECHNICAL MAIN DATA
DV48RME
WORKING PRINCIPLE............................……..……………............................................. 4-STROKE with turbocharger
NUMBER OF CYLINDERS..............................................................................................
3
CYLINDER DIAMETER/STROKE..............................………………………................…... 85 mm / 85 mm
CYLINDER VOLUME...........................................……………………..............................
1.447 Litres
COMPRESSION RATIO........................................................……………………….........
18.5:1
COMPRESSION PRESSURE.......................... at 3600 rpm..………………………........ 67 Bar
OUTPUT, CONTINOUS RATING BHP............. at 2400 rpm...………………………....... 32.0 BHP - 23.6 kW
ACCORDING TO ISO 3046
at 3000 rpm…………………………..….. 43.5 BHP – 32.0 kW
at 3600 rpm………………………………. 48.0 BHP – 35.3 kW
OUTPUT, INTERMITTENT RATING
at 4000 rpm.………………………........... 53.6 BHP – 39.4 kW
MAX. TORQUE Kpm …....……………………... at 3000 rpm..………………….…...…..... 10.2 Kpm - 100 Nm
ENGINE ROTATION, LOOKING AT FLYWHEEL...................…………………………...... CLOCKWISE
IDLING SPEED.............................…................................…………………………............ 800 - 1000 rpm
MAX. INCLINATION FORE AND AFT.................................………………………….......... 15°
HEEL, MAX CONTINOUS.................…............................…………………………............ 30°
NET WEIGHT INCL. ZF-MARINEGEAR..........................…………………………............. 273 Kg
LOCATION OF ENGINE SERIAL NUMBER...................………………………….............. CRANKCASE NEAR FUEL PUMP
MAX. AIR CONSUMPTION.......................….................…………………………............... 3210 Litres/min
EXHAUST GAS TEMPERATURES. MAX / NORMAL.........………………………….......... 600°C / 580°C
VALVE TIMING AND INJECTION POINT
FLY WHEEL DIAMETER.................…...................................…………………………......
370 mm
INLET VALVE OPENS..................................... BEFORE TDC..………………………….. 32° (arc measure: 103 mm)
INLET VALVE CLOSES..................….............. AFTER BDC....…………………………... 64° (arc measure: 207 mm)
EXHAUST VALVE OPENS.............................. BEFORE BDC………………………….... 64° (arc measure: 207 mm)
EXHAUST VALVE CLOSES................…......... AFTER TDC...………………………........ 32° (arc measure: 103 mm)
INJECTION
STARTS……………………………
BEFORE
TDC……………………………
6.2
o
(arc measure: 20 mm)
VALVE CLEARANCES (COLD ENGINE)......... INLET / EXHAUST........…………........... 0.30 mm
FUEL SYSTEM - COMBUSTION SYSTEM
DIRECT INJECTION
INJECTION PRESSURE......................……………………...............................................
184 Bar
INJECTION TIMING............….......................................…………………………............... AUTOMATIC VARIABLE
FUEL LIFT PUMP...........................…..................................…………………………........
CAM SHAFT DRIVEN DIAPHRAGM PUMP
STATIC PRESSURE OF FUEL LIFT PUMP............................…………………………..... 153 - 285 mBar
FUEL FILTER…………………………………………...............…………………………........ THROW AWAY FILTER INSERT
FUEL QUALITY - GAS OIL..................................................…………………………......... BS 2869 CLASS A
LUBRICATING SYSTEM - ENGINE
TYPE OF LUBRICATING OIL PUMP......................................…………………………...... ROTARY VANE PUMP
LUBRICATING OIL PRESSURE: WARM ENGINE / MINIMUM.………………………....
2 - 4.5 Bar / 1 Bar
LUBRICATING OIL QUALITY........................….....................…………………………...... SERVICE CC or CD
LUBRICATING OIL VISCOSITY
BELOW +5°C..................……………...…………......... SAE 10 or SAE 10W-30
B5°C AND +25°C………………………..... SAE 20 or SAE 15W-40
ABOVE + 25°C................…………….…………......... SAE 30 or SAE 15W-40
LUBRICATING OIL CONTENT, INCL. FILTER...............…………………………….......... 4.9 Litres
LUBRICATING OIL FILTER……………………………………………………………........... THROW AWAY FILTER INSERT
Baysan M60 – MARINE GEAR
LUBRICATING OIL QUALITY..................…………………........….................................... Automatic Transmission Fluid (ATF)
LUBRICATING OIL TEMPERATURE...........…………………….......…..…....................... MAX. 120°C (248°F)
LUBRICATING OIL CONTENT........................…....................…………………………..... 0.5 Litres
STERN TUBE (FLEXIBLE) LUBRICANT.................…………………....…........................ OUTBOARD GEAR OIL
COOLING WATER SYSTEM - KEELCOOLING
COOLING WATER TEMPEATURE...........................…..........………………………......... 70 - 95°C
TYPE OF PUMP / CAPACITY AT 3600 rpm...........................………………...…….......... CENTRIFUGAL / 135 Litres/min.
COOLING WATER CONTENT, EXCL. HOSES..................………………………….......... 7.0 Litres
ELECTRICAL SYSTEM
BATTERY VOLTAGE / CAPACITY.................................………………………….............. 12 VOLT / 88 Ah
STARTER TYPE / OUTPUT............................................………………………................. GEAR DRIVEN / 1.0 kW
ALTERNATOR TYPE/ OUTPUT........................…............……………………...…............ BELT DRIVEN / 700 W
ENGINE STOP ……………....................…….......................…………………………......... SOLONOID / MANUAL
RELAY........................……………………………………..........……………………………... ELECTRONIC, BUILT ON
TORQUES
CYLINDER HEAD BOLTS / BEARING TOP SECTION...….....…………………….…....... 118 +/- 5 Nm (12 +/- 0.5 Kpm)
CONNECTING ROD BOLTS...............….............................…………………………......... 69 +/- 3 Nm (7.0 +/- 0.3 Kpm)
FLYWHEEL / COUNTERWEIGHTS...................................…......………………………... 147 +/- 7 Nm (15 +/- 0.7 Kpm)
FLEXIBLE COUPLING BETWEEN ENGINE AND GEAR.........……………..…………...... 147 +/- 3 Nm (15 +/- 0.3 Kpm)
ASSEMBLY OF FUEL VALVE.....................................…..........……………………........... 59 +/- 3 Nm (6.0 +/- 0.3 Kpm)
BRACKET FOR ENGINE SUPPORTS.........................….......………………………......... 69 +/- 3 Nm (7.0 +/- 0.3 Kpm)
