Nanni N6.285 CR2 Operator'S Manual Download Page 74 | Manualshive

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17. Control panel connector.
18. Auxilliary connector.
19. Diagnostic connector.
20. CAN termination connector.
21. Remote ON/OFF connector.
22. Unterminated ground battery.
23. Unterminated power battery.
24. Low pressure fuel pump fuse (15A).
25. E.C.U fuse (20A).
26. Transient voltage protection connector.
27. System fuse (30A).
28. Starter relay coil connector (power).

29. Starter relay coil connector (GND).

ELECTRICAL HARNESS

LEGEND:
1. E.C.U.
2. Auxilliary power connector.
3. Coolant temperature sensor connector.
4. Fuel injection harness connector.
5. Alternator connector.
6. Manifold air pressure connector.
7. Manifold air temperature sensor connector.
8. Suction control valve sensor connector.
9. Fuel temperature sensor connector.
10. Camshaft position sensor connector.
11. Low pressure fuel pump compressor.
12. Oil pressure sensor detector.
13. Fuel pressure sensor connector.
14. Water in fuel sensor connector.
15. Fuel rail pressure sensor connector.
16. Crankshaft position sensor connector.

S08

MAINTENANCE

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Summary of Contents for N6.285 CR2

Page 1: ...NANNI MARINE ENGINE OPERATOR MANUAL DGBXXT09015 ENGINE N6 285 CR2 N6 325 CR2 N6 360 CR2 N6 405 CR2...

Page 2: ......

Page 3: ...CHANGES TRACKED CHANGES CODE INDEX DATE INITIALS NATURE OF TRANSLATIONS PAGES DGBXXT09015 06 2019 MC Create Please note all changes and pages associated For further clarity please add a line in front...

Page 4: ......

Page 5: ...6 LIVE WITH SAFETY 16 PREVENT ACCIDENTS 16 S03 FLUIDS 17 SUMMARY 17 FUELS 18 DIESEL FUEL 18 SULPHUR CONTENT 18 WINTER DIESEL 18 WATER IN FUEL 18 MICRO ORGANISMS IN FUEL 18 INERT IMPURITIES IN FUEL 19...

Page 6: ...ILTER 58 CLEANING THE AIR FILTER 58 VENT CRANKCASE FILTER 59 REPLACING CRANKCASE VENT FILTER 59 FUEL SYSTEM 60 DRAIN WATER IN FUEL PREFILTER 60 REMOVING FUEL FILTER COVER 60 REPLACING THE FUEL FILTERS...

Page 7: ...perating procedures Contact a NANNI INDUSTRIES S A S authorized dealer for the servicing of your engine A list of dealers is available on our website www nannienergy com Read this Manual carefully to...

Page 8: ...the engine i e anyone renting borrowing or buying the engine from you CONTENT UPDATES All the informations and specifications in this Manual are based on the technical data applicable at the time of i...

Page 9: ...3 SAFE ILLUMINATED WORK AREA 13 PROPER LIFTING EQUIPMENT 13 NOISE PROTECTION 13 GENSET OUTPUT GENERATED POWER 13 GUARDS REQUIREMENTS 13 STAYING CLEAR OF ROTATING DRIVE LINES 14 PAINT REMOVAL BEFORE HE...

Page 10: ...tion contained on parts and components sourced from suppliers that is not reproduced in this Operator Manual READ SAFETY INSTRUCTIONS Carefully read all safety messages in this manual and on your gens...

Page 11: ...efers to important informations and instructions to follow before handling the engine Indicates possible electrical hazards Indicates hot parts entailing substantial risks of burns Indicates an area c...

Page 12: ...tal or recycling center or your dealer for information on the proper way to recycle or dispose of waste UNWANTED ENGINE START Avoid possible injury or death from engine runaway Do not start engine by...

Page 13: ...ures in this manual SAFE ILLUMINATED WORK AREA Illuminate your work area adequately and safely Use a portable safety light for working inside the engine room Make sure the bulb is enclosed by a wire c...

Page 14: ...sors or any other components between the high pressure fuel pump and nozzles on engines with High Pressure Common Rail HPCR fuel system Only technicians familiar with this type of system can perform r...

Page 15: ...to ensure that the delivery system is in compliance with fueling standards for proper grounding and bonding practices HANDLE FUEL SAFELY AVOID FIRE Handle fuel with care it is highly flammable Do not...

Page 16: ...EVENT BATTERY EXPLOSIONS Keep sparks lighted matches and open flame away from the top of battery Battery gas can explode Never check battery charge by placing a metal object across the posts Use a vol...

Page 17: ...E 19 OILS RECOMMENDED OR AUTHORIZED 19 GENERALITIES 19 OILS VISCOSITY 20 CORRESPONDENCE BETWEEN API AND ACEA OILS 20 COOLANTS 21 COOLANT DRAIN INTERVALS 21 WATER PROPERTIES 21 WATER PROPERTIES TO MIX...

Page 18: ...e geographically available Generally speaking summer diesel fuel complying with EN 590 is usable down to a temperature of 0 C 32 F and the winter formulated fuel down to a temperature of 20 C 4 F type...

Page 19: ...of impurities into the engine during filling or topping up be sure to thoroughly clean the filler inlet hole first and use a container free of any contamination OILS RECOMMENDED OR AUTHORIZED It is ne...

Page 20: ...nce towards oxydation and fuel economy Refer to the expertise of the local Nanni rep resentative regarding the oil that best suits your engine CORRESPONDENCE BETWEEN API AND ACEA OILS API ACEA JAMA CG...

Page 21: ...x ethylene glycol and propylene glycol base coolants together Do not mix coolants of various brands and makes together Do not use coolants containing nitrites WATER PROPERTIES TO MIX WITH COOLANT CONC...

Page 22: ...glycol or 60 propylene glycol Refer to the ta ble below Ethylene Glycol Freeze protection limit 40 24 C 12 F 50 37 C 34 F 60 52 C 62 F Propylene Glycol Freeze protection limit 40 24 C 12 F 50 37 C 34...

Page 23: ...hem Wear gloves and eye protection glasses Follow all safety rules Wait for engine to cool down Do not let waste to drip on the ground down a city drain or into any water source Improperly disposing o...

Page 24: ...glycol dm3 litre 9 11 12 14 15 30 12 14 16 18 20 40 15 18 20 23 25 50 18 21 24 27 30 60 21 25 28 32 35 70 24 28 32 36 40 80 27 32 36 41 45 90 30 35 40 45 50 100 33 39 44 50 55 110 36 42 48 54 60 120...

Page 25: ...e can be exhaust emission certified It means that Nanni guarantees that all engines of the same type that are manufactured are approved and certified by the authorities in accordance with different ex...

Page 26: ...o comply with the warranty conditions will void the Warranty The validity of the Warranty is also dependent on proper installation and maintenance operation being carried out by an authorized Nanni re...

Page 27: ...S The U S EPA and CARB prohibit the removal or render ing inoperative of any device or element of design in stalled on or in engines equipment in compliance with applicable emission regulations prior...

Page 28: ...E 30 BATTERY CHARGE 30 PREHEATING 31 ENGINE OIL PRESSURE 31 WATER IN THE FUEL FILTER 31 C4 PRO PANEL 31 C5 PANEL 32 C5 STANDARD SEPARATE INSTRUMENTS 32 C5 OPTIONAL SEPARATE INSTRUMENTS 32 C5 TACHOMETE...

Page 29: ...on the Flying Bridge deck As a good practice code the main panel is fitted with a key switch located in the wheelhouse and used to prevent unauthorized starting from the secondary panel To start the e...

Page 30: ...NGER Never open the coolant filler cap or any plug of the cooling system when the engine is warm Steam or hot fluid can spray out CAUTION If this alarm comes ON while operating the engine stop the eng...

Page 31: ...eme emergencies and check the engine oil level and the oil filter condition To operate an engine when oil pressure is too lowcan lead to a severe engine damage Do not operate the engine if the problem...

Page 32: ...uments manual C5 TACHOMETER LCD DISPLAY The analog tachometer displays the engine speed Multiply the value by 1000 to get the revolutions per minute of the engine See the example below ALTERNATOR CHAR...

Page 33: ...is alarm comes ON while operating the engine stop the engine exept in extreme emergencies Wait for the engine to cool down Check the coolant level the belt condition the raw water filter and if the se...

Page 34: ...ertain The maximum engine speed allowed when the drive is in the beach range is of 1000 rpm Sector 3 is used to completely lift the propeller drive unit when towing the boat Never start nor run the en...

Page 35: ...12 V X X X X X X X X X C4 C4 12 V X X X S S S S S C4 12 V C4 24 V X X X C4 loose instr X X X X X X X X C4 loose instr C4 w o key X X X X X X X X C5 Pleasure CAN 10B C5 Pleasure CAN 5B C5 Pro CAN 10B C...

Page 36: ...4 24 V C4 loose instr C4 loose instr X X X C4 w o key C5 Pleasure CAN 10B X X C5 Pleasure CAN 5B X X C5 Pro CAN 10B C5 Pro CAN 5B X X C5 Fly loose instr X X X C5 loose instr S S S C5 loose instr indic...

Page 37: ...37 S06 COMPONENTS SUMMARY SUMMARY 37 S06 COMPONENTS 38 ENGINE MAIN COMPONENTS 38 ENGINE VIEWS N6 CR2 SERIES 39...

Page 38: ...er 2 Alternator Belt behind protective carter 3 Belt cover 4 Starter not visible on pictures 5 Air filter 6 Fuel filter 7 Fuel injection pump not visible on pictures 8 Heat exchanger 9 Heat exchanger...

Page 39: ...39 S06 COMPONENTS ENGINE VIEWS N6 CR2 SERIES 20 17 5 18 6 12 13 19 3 10 8 16 21 2 1 14 5 14...

Page 40: ...40 NOTES...

Page 41: ...R OPERATION 43 ENGINE START 44 ENGINE STARTED 46 STARTING WITH BOOSTER BATTERIES 46 ENGINE RELUCTANT TO START 46 IDLING ENGINE 46 NORMAL ENGINE OPERATION 47 BREAK IN 47 POWER TAKE OFF 47 REMOTE CONTRO...

Page 42: ...feed pump should be installed between the prefilter and the feed pump of the engine RAW WATER SYSTEM The raw water system allows to cool the engine coolant and the exhaust gas Raw water is drawn into...

Page 43: ...that nobody is in the water near the propeller before starting Never use a start spray or any other equivalent product These products are highly flammable CAUTION Always preheat the engine Never race...

Page 44: ...ding on ambient temperature to preheat the engine POSITION 1 POSITION 1 2 preheating POSITION 2 5 Press fully to start the engine position 2 Once the engine has started release the button all lamps go...

Page 45: ...Turn the key from OFF to the ON position to warm the glow plugs Voltmeter will show the battery state 2 Turn the key to the START position to crank the engine Release the key when engine has started...

Page 46: ...edure 3 Let the engine run at idle for few minutes to charge the battery 4 Stop the engine and remove the cables in the exact reverse order from installation ENGINE RELUCTANT TO START If a water lift...

Page 47: ...sual noise or vibration Sudden loss of power Excessive black exhaust Excessive fuel consumption Excessive oil consumption Fluid leaks BREAK IN Operate the engine with care for the first 50 hours of op...

Page 48: ...void violent manoeuvres or unexpected speed changes while sailing People can fall over or overboard Keep also in mind that the weight distribution passengers equipments etc inside the boat has an impa...

Page 49: ...ating temperature regularly Run the engine at full throttle regularly in order to burn off any possible deposits in the fuel system S07 STARTING RUNNING MANOEUVRING WARNING Shifting at high speed can...

Page 50: ...e main switch This could damage the electrical system Before stopping the engine let it run at idle in neutral for few minutes especially if the engine has been operated at high speed and load This wi...

Page 51: ...rating temperature at least once every 2 weeks This prevents corrosion in the engine When the boat is at anchor or in port for an extended period of time vegetation may develop on the hull the keel th...

Page 52: ...52 NOTES...

Page 53: ...E ENGINE OIL 63 CHANGING THE OIL FILTER 63 COOLING SYSTEM 64 OVERVIEW 64 COOLANT 65 COOLANT LEVEL 65 DRAINING THE COOLANT CIRCUIT 66 COOLANT FILLING 66 REMOVING AND INSTALLING THERMOSTATS 67 TESTING T...

Page 54: ...gulations NOTE The service intervals and relevant informations about the preventive maintenance of the transmission are indicated in the user manual provided by the manufacturer of the transmission Co...

Page 55: ...OLE ENGINE Engine Mounts Inspection 4 years Engine Alignment When Mount Replacement Hoses Clamps tightness Bolts Nuts Tightening Visual Inspection Coolant fuel oil exhaust raw water leaks Valve Cleara...

Page 56: ...ble some basic rules must be followed Changing or cleaning the air filters on a regular basis is a good way to keep debris from causing problems with the intake side of turbochargers A turbocharged en...

Page 57: ...ight or change them if necessary Check for carbon or soot deposits on exhaust components as it is a conclusive sign of an exhaust leak Should any defect appear on any item of the exhaust system replac...

Page 58: ...r filter cleaner FR IT DEU Long life NANNI air filters require periodic cleaning Maintenance of these air filters is very simple Please follow the 4 steps below Cleaning Spray liberally the NANNI clea...

Page 59: ...d introduction of flint into the engine S08 MAINTENANCE REPLACING CRANKCASE VENT FILTER The top of the crankcase filter is equiped with a sensor poping up when the filter is full and needs to be repla...

Page 60: ...not to spill fuel on nearby hoses The fuel feed pump is an extremely precise unit Water entry in the fuel system will cause major failure to the injection pump and to the whole fuel system Drain the w...

Page 61: ...Primary fuel filter DRAINING WATER FROM FUEL FILTERS If instrument panel provides a water in fuel warning drain water or debris from filter using the following steps 1 Loosen thumb screw B and drain...

Page 62: ...ngine and transmission oil level before starting the engine The oil level should be within the range indicated on the dipstick between the Mini and Maxi level HOW TO CHECK THE OIL LEVEL 1 Pull off and...

Page 63: ...oil filter every time the engine oil is drained 1 Remove the oil filter A with a filter wrench tool Turn the filter counter clockwise CCW Remove the gasket 2 Apply clean engine oil to the new filter...

Page 64: ...anger when the en gine reach the appropriate temperature of the engine Principle of operation of water cooling with heat exchanger on an engine S08 MAINTENANCE External keel cooling principle CAUTION...

Page 65: ...the internal temperature is high as a result the coolant liquid expands its volume The heat exchanger is designed to accomodate this normal and physical expansion Make sure not to overfill the heat ex...

Page 66: ...or Keel Cooling system or when using a water boiler the coolant capacity must be adapted according to the pipes length and the tank capacity HOW TO FILL THE COOLANT SYSTEM 1 Check that the drain plug...

Page 67: ...stat cover with O ring cap screws washer and nut Tighten nut and all cap screws to the following specifications 35 Nm 25 lb ft TESTING THERMOSTATS 1 Remove thermostats 2 Visually inspect thermostats f...

Page 68: ...cap screws I 9 Remove heat exchanger core H through rear side of housing 10 Remove remaining end cap from water manifold heat exchanger housing Remove end cap from heat exchanger core 11 Thoroughly c...

Page 69: ...rvals New zinc plugs new part dimensions are 31 8 mm 1 25 in long and 9 5 mm 0 38 in in diameter SIPHON BREAKER DANGER Close the sea cock before any operation on the siphon breaker NOTE Siphon breaker...

Page 70: ...o specifications 140 Nm 103 lb ft TO REPLACE THE SEA WATER PUMP IMPELLER 1 Remove cap screws and the cover plate from the raw sea water pump 2 Remove the impeller from pump housing 3 Remove the O ring...

Page 71: ...nd check for leaks 5 Notice When the boat is out of water check that the through hull is not clogged by mud or algae S08 MAINTENANCE RAW WATER SYSTEM DRAINING WARNING It is highly recommended to carry...

Page 72: ...esent consult your Nanni representative Do not add up cleaners additives like caustic soda as aluminium parts are prone to fast corrosion if harshly cleaned 8 Clearly identify all closed valves with l...

Page 73: ...ectrical wires and connectors are dry and in goodcondition Replaceanydefectivepart Donotscrape green deposits on lugs in using grit nickel plating would be removed and bare copper would corrode even f...

Page 74: ...LECTRICAL HARNESS LEGEND 1 E C U 2 Auxilliary power connector 3 Coolant temperature sensor connector 4 Fuel injection harness connector 5 Alternator connector 6 Manifold air pressure connector 7 Manif...

Page 75: ...oltage drops premature discharging in wet or cold weather In some occurances these disturbances may be hard to locate Use a brass brush to clean battery terminals posts DISCONNECT THE STARTER CABLES 1...

Page 76: ...tery electrolyte level cannot be adjusted maintenance free battery type do not use or charge the battery if the fluid level is below the lower limit level If the battery has been left unattended for a...

Page 77: ...belt length and geometry is used Visually inspect cast stops A and B on belt tensioner assembly If the tensioner stop on swing arm A is hitting the fixed stop B check mounting brackets alternator bel...

Page 78: ...78 NOTES...

Page 79: ...79 NOTES...

Page 80: ...80 S09 STORAGE S09 STORAGE S09 STORAGE 80 LONG TERM STORAGE 81 LONG TERM STORAGE PROCEDURE 81 RESTARTING THE ENGINE 82 BATTERY 82...

Page 81: ...ilter 3 Change the fuel filter and prefilter 4 Run the engine to normal operating temperature 5 Stop the engine and take the boat out of water 6 Drain and clean all components of the seawater system P...

Page 82: ...up if necessary 10 Connect fully charged batteries 11 Check the anodes 12 Install the propeller 13 Check the operation of the control cables and their condition 14 Check belts Adjust the tension 15 B...

Page 83: ...slowly 8 9 The starter motor turns but the engine does not start 1 2 3 4 5 6 7 The engine does not reach its rated speed at wide open throttle 2 3 4 5 6 7 12 14 15 16 17 26 28 The engine operate uneve...

Page 84: ...top control pulled out 14 Too much load on board 15 Fouling on underwater hull drive or propeller 16 Defective incorrect propeller 17 Faulty operation of control lever control cables 18 Loosen or dama...

Page 85: ...une Cont l lectroniquementniveau14 Direct injection Common rail Electronically controlled Level 14 Ordre d allumage Firing order 1 5 3 6 4 2 Sens de rotation vue c t volant moteur Rotational direction...

Page 86: ...rburant charge exp 3 Fuel consumption propeller load exp 3 l h 4 4 7 10 6 15 7 21 8 29 2 38 50 3 58 3 gal US h 1 2 1 8 2 8 4 1 5 8 7 7 10 13 3 15 4 Consommation de carburant pleine charge Fuel consump...

Page 87: ...pression maxi admissible dans le circuit d chappement Permitted back pressure in the exhaust line bar 0 075 inH O 30 1 Temp rature d chappement maxi Maximum exhaust temperature C 449 F 840 SYSTEME D A...

Page 88: ...GHT Poids sans transmission Weight without transmission kg 735 lbs 1620 4 CONSEILS D INSTALLATION INSTALLATION TIPS Diam tre tuyau alimentation carburant Fuel line supply diameter mm 10 in 0 39 Diam t...

Page 89: ...une Cont l lectroniquementniveau14 Direct injection Common rail Electronically controlled Level 14 Ordre d allumage Firing order 1 5 3 6 4 2 Sens de rotation vue c t volant moteur Rotational direction...

Page 90: ...burant charge exp 3 Fuel consumption propeller load exp 3 l h 3 7 7 1 10 8 15 9 21 7 28 9 38 4 52 8 64 9 gal US h 1 1 9 2 8 4 2 5 7 7 6 10 2 14 17 1 Consommation de carburant pleine charge Fuel consum...

Page 91: ...e pression maxi admissible dans le circuit d chappement Permitted back pressure in the exhaust line bar 0 075 inH O 30 1 Temp rature d chappement maxi Maximum exhaust temperature C 439 F 822 SYSTEME D...

Page 92: ...IGHT Poids sans transmission Weight without transmission kg 735 lbs 1620 4 CONSEILS D INSTALLATION INSTALLATION TIPS Diam tre tuyau alimentation carburant Fuel line supply diameter mm 10 in 0 39 Diam...

Page 93: ...une Cont l lectroniquementniveau14 Direct injection Common rail Electronically controlled Level 14 Ordre d allumage Firing order 1 5 3 6 4 2 Sens de rotation vue c t volant moteur Rotational direction...

Page 94: ...onsommation de carburant charge exp 3 Fuel consumption propeller load exp 3 l h 4 4 7 1 10 6 15 2 21 5 29 38 6 51 2 64 71 gal US h 1 2 1 9 2 8 4 5 7 7 7 10 2 13 5 16 9 18 7 Consommation de carburant p...

Page 95: ...ression maxi admissible dans le circuit d chappement Permitted back pressure in the exhaust line bar 0 075 inH O 30 11 Temp rature d chappement maxi Maximum exhaust temperature C 436 F 817 SYSTEME D A...

Page 96: ...EIGHT Poids sans transmission Weight without transmission kg 735 lbs 1620 4 CONSEILS D INSTALLATION INSTALLATION TIPS Diam tre tuyau alimentation carburant Fuel line supply diameter mm 10 in 0 39 Diam...

Page 97: ...une Cont l lectroniquementniveau14 Direct injection Common rail Electronically controlled Level 14 Ordre d allumage Firing order 1 5 3 6 4 2 Sens de rotation vue c t volant moteur Rotational direction...

Page 98: ...ommation de carburant charge exp 3 Fuel consumption propeller load exp 3 l h 4 3 7 10 6 15 5 22 1 28 6 38 2 49 6 72 9 82 4 gal US h 1 1 1 9 2 8 4 1 5 8 7 6 10 1 13 1 19 2 21 8 Consommation de carburan...

Page 99: ...pression maxi admissible dans le circuit d chappement Permitted back pressure in the exhaust line bar 0 075 inH O 30 11 Temp rature d chappement maxi Maximum exhaust temperature C 470 F 878 SYSTEME D...

Page 100: ...HT Poids sans transmission Weight without transmission kg 735 lbs 1620 4 CONSEILS D INSTALLATION INSTALLATION TIPS Diam tre tuyau alimentation carburant Fuel line supply diameter mm 10 in 0 39 Diam tr...

Page 101: ......

Page 102: ...Nanni Industries S A S 11 Avenue Mariotte 33260 La Teste France Tel 33 0 5 56 22 30 60 Fax 33 0 5 56 22 30 79 www nannienergy com...

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