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Nanni marine engine

Operator’s manual

Engines 

      T4.230
T4.270 

Summary of Contents for T4.230

Page 1: ...Nanni marine engine Operator s manual Engines T4 230 T4 270...

Page 2: ...com Fran ais Vous pouvez t l charger ce manuel en Fran ais sur notre site Web l adresse www nannidiesel com Italiano Scarica una copia del manuale in lingua Italiano sul nannidiesel com Deutsch Sie k...

Page 3: ...ne main components 15 Instruments panel 17 Standard panel 17 Instrumentation 18 Operation 23 Before starting 23 Starting the engine 24 During operation 26 Stopping the engine 28 Maintenance 32 Service...

Page 4: ...th precise specifications and strict production methods Before operating the engine make sure that this manual is applicable to the engine Refer to the Identification plate if you are not sure about t...

Page 5: ...ment the following symbols are used to ease the reading Indicates that the text is conti nued on the following page Indicates the end of a section Content and updates All the informations and specific...

Page 6: ...an order an emergency kit from any Nanni authorized dealer The engine emergency kit contains several components to carry out simple repair in the event of a fault Always have an complete emer gency ki...

Page 7: ...to follow before handling the engine Indicates possible electrical hazards This icon indicates a risk of fire Indicates hot parts entailing substantial risks of burns Indicates an area containing pres...

Page 8: ...gets very hot the exhaust system tur bocompressor if equipped starter oil sump oil coolant in the hoses and pipes are hot and can burn Fluids ejected under pressure can cause serious injury Release al...

Page 9: ...nsure you always have an appropriate working fire extinguisher to hand Hazardous Voltage Electrical Shock Electrocution is possible whenever electricity is present Hazardous voltage can cause severe i...

Page 10: ...which could ignite or explode on contact with an electrical arc or a flame Switch off all electrical appliances in the vicinity when you are working on the batteries Ventilate correctly storage batte...

Page 11: ...g for possible leaks Water ingress The engine should be protected against from water ingress by any means Water ingress leads to complete engine failure This is not cover under any warranty terms Wate...

Page 12: ...0 hours of operation Do not race the engine while it is cold Do not operate it at full load except for short periods Never run the engine at constant engine speed for long periods during the break in...

Page 13: ...operation of the remote control Power Take Off Some engines can be fit with a Power Take Off system This sys tem allows to power accessories like bilge pump watermaker etc NOTICE Any mechanical power...

Page 14: ...has a lower BTU heat content rating Check the grade of fuel being used before troubleshooting for low power com plaints in cold weather operation In all cases fuel quality and fuel sulfur content mus...

Page 15: ...structions stated in the relevant manuals should be follow by the user Nanni s responsibility for the engine specification being in accordance with the certification will be invali date if one or seve...

Page 16: ...tional equipment etc ARE FORBIDDEN WITH OUT WRITTEN AUTHORIZATION FROM NANNI INDUSTRIES S A S Any modification will void the War ranty Damage caused by failure to follow operation instructions or inco...

Page 17: ...stribution passengers equip ments etc inside the boat has an impact on the behaviour of the boat when cruising Depending the position of the load the behaviour of the boat may change particularly in t...

Page 18: ...Alternator 2 Alternator belt 3 Starter 4 Fuses box 5 Air filter 6 Fuel filter 7 Fuel cooler 8 High pressure Injection pump 9 Heat exchanger 10 Heat exchanger filler cap 11 Coolant pump 12 Turbocompres...

Page 19: ...T4 230 T4 270 1 2 3 15 9 6 7 19 5 8 4 10 11 12 20 13 21 14 16 17 18 13 16...

Page 20: ...the instruments can be installed on panel or separate ly on the dashboard 17 INSTRUMENTATION 5 Tachometer LCD display The analog tachometer displays the engine speed Multiply the indicated value by 10...

Page 21: ...l the key of the main panel should be switched to IGNITION position Engine oil pressure indicator 0 2 8 6 4 OIL BAR NOTICE This indicator does not show the engine oil level This indicator shows the oi...

Page 22: ...in extreme emer gencies and check the coolant level the belt condition the raw water filter condition and that the sea cock is open Operating the engine while the coolant temperature is too high can...

Page 23: ...operating ranges are avail able 1 TRIM RANGE The trim range is used to adjust the boat trim at all engine rpm speed from idle to max rpm at wide open throttle 2 BEACH RANGE The beach range is used to...

Page 24: ...ctions may not be available for your display It is not recom mended to change the settings in edit mode Main menu Setting Edit mode Engine rpm Reset fuel used Fuel setup Trim position Trip data Cal sp...

Page 25: ...22 Note...

Page 26: ...ry 2 Start the compartment fan if fitted for at least five minutes Otherwise open the hold 3 Check that there is sufficient fuel 4 Move the control lever to the neutral position 5 Open fuel cock prime...

Page 27: ...NOTICE When starting the engine for the first time let it run at idle for several minutes and check for leaks or malfunction Starting using booster batteries CAUTION Make sure to use batteries with t...

Page 28: ...haust outlet at the hull If the water does not flow stop the engine and check the raw water system Panel without key 1 Switch the key of the main panel to ignition if equipped 2 Move the control lever...

Page 29: ...a Nanni workshop as soon as pos sible Cruising speed A recommended engine speed is given in the chapter TECHNICAL DATA to help you to set your cruis ing speed Always consider sailing conditions and l...

Page 30: ...e extreme caution when cruising in shallow water or in areas likely to contain submerged objects that can hit the propeller the drive the hull etc After hitting a submerged object immediately switch o...

Page 31: ...me in the beach or in the lift range The drive is protected against corrosion by anodes and a special paintwork Make sure not to damage the anode and check their condition regularly The trim system is...

Page 32: ...clockwise All indicators turn off CAUTION Even after the engine has stopped some components and fluids remain hot and pressuri sed for several minutes As far as possible limit work on the en gine imme...

Page 33: ...cessary to drain regularly the wa terlock when the boat is at anchor Storage If the boat is being left in the water while not in use for few weeks the engine must be controlled and run few minutes eve...

Page 34: ...Note 31...

Page 35: ...ever some regular checks particularly those made each time the engine is used can only be carried out by the user Few other operations are explained further on so that you can work on the engine in an...

Page 36: ...ry Check the raw water filter and clean as necessary Drain water from the fuel prefilter Check the condition of the battery Check the warning lamps of the instrument panel Control and adjust general w...

Page 37: ...e the thermostat of the heat exchanger Change the heat exchanger filler plug Drain and change the coolant Clean the coolant system Check and clean the heat exchanger tube stack Change the O ring Check...

Page 38: ...tension of the cable if necessary If any defect appears rust crack etc the control cable must be changed Stuffing box I DANGER A stuffing box lubricated with raw water taken from the engine cooling sy...

Page 39: ...ese operations when the engine is stopped and cold Make sure that no dust or dirt enter the intake manifold The air filter reduces the level of noise made by the air intake and prevent particles from...

Page 40: ...fuel feed pump and is injected into the combustion chamber by the injection pump A fuel filter is placed between the feed pump and the injection pump The injection pump delivers a larger amount of fu...

Page 41: ...the fuel injection system If the boat is not used for an ex tended period fill the tank to the maximum level Fuel prefilter The fuel prefilter is an optional ex tra not in the scope of supply of the...

Page 42: ...and bleed the air in the fuel system Air bleeding Bleeding the air in the fuel system is necessary After a maintenance operation on the fuel system If the fuel tank has been emp tied The engine has no...

Page 43: ...tem I CAUTION Never over fill the engine oil crankcase NOTICE With a new or recon ditioned engine oil and oil filters must be changed after 20 hours of operation Use oil grades quality indicated in th...

Page 44: ...and replace the cap on the drain pipe Changing the oil filter Change the oil filter each time the engine oil is drained 1 Remove the oil filter with a filter wrench Turn the filter counter clockwise R...

Page 45: ...transmission fluid Replace the fill cap and dipstick Stern Drive gear lube CAUTION Damage to the Stern drive unit may occur due to lack of lubrication If any water is visible at the bottom of the gea...

Page 46: ...exchanger in which the coolant is cooled by heat exchange with raw water taken from a sea cock A Keel Cooling system can also be used to cool the coolant instead A thermostat maintains the coolant at...

Page 47: ...ended period Poor quality antifreeze has poor content of corrosion preventive The content further becomes less potent with the dilution of water Choose additive that will not have any adverse effects...

Page 48: ...ller cap 6 Check the coolant level in the recovery tank if fitted It should lie between the Min and Max mark of the recovery tank Add clean water if necessary NOTICE The Min and Max level indicated on...

Page 49: ...hat the drain plugs are properly tightened 3 Add coolant through the heat exchanger filler port to the correct level I CAUTION If a boiler is connected to the engine follow the filling proce dure give...

Page 50: ...system should be drained Siphon breaker I DANGER Close the sea cock before any operation on the siphon breaker NOTICE The use of a siphon breaker is mandatory if the exhaust elbow is under the waterli...

Page 51: ...correct position in case of rein stallation 5 Carefully remove the impeller using an extractor 6 Inspect the impeller Check for damaged cracked broken miss ing or flattened vanes Change the impeller i...

Page 52: ...l the components and open the sea cock Start the engine and check for leaks NOTICE When the boat is out of water check that the through hull is not obstructed by mud or algae Raw water system Draining...

Page 53: ...n the vicinity of the engine the propel ler and the exhaust outlet Put the lever in neutral and start the engine 5 Let the engine run few minutes at idle Add fresh water in the container if necessary...

Page 54: ...pears Tighten the cable terminals and lubricate them with appropriate grease Fuses The engine electrical system is protected from electrical overload damage by fuses If the electrical system does not...

Page 55: ...o the POSI TIVE TERMINAL of the battery and then the NEGATIVE Use distilled water to top up the electrolyte level Follow in priority the battery manufacturer instruc tions for topping up If the batter...

Page 56: ...the pump and the alternator Visually check the belt for exces sive wear frayed cords etc If any defect has been found change the belt Check that it fits properly in the pulley Belt is constantly tens...

Page 57: ...ature 25 C When cruising at high speed or when there s a strong current Important relation difference between the cathode and anodic surfaces Anodes in magnesium or zinc are generally used to protect...

Page 58: ...Shore power units must be in tended for marine usage All equipment fitted with a protec tive ground terminal the engine along with the anodes must be connected to the common ground of the boat I DANG...

Page 59: ...6 If more than 50 of the anode has been used up change it along with the seal The length of a new anode is 16 mm I CAUTION Screw the anode cap back on tightly and do not forget to re open the sea coc...

Page 60: ...all water in the seawater circuit Long term storage procedure Complete the nearest periodic maintenance inspections and op erations before performing the long term storage procedure 1 Drain and chang...

Page 61: ...al cleaning of the engine and control its condition 2 Drain and change the engine and transmission oil 3 Change oil filters 4 Drain the coolant from the sea water system 5 Check the condition of the r...

Page 62: ...otor 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 unevenly 1 2 3 4 5 6 7 14 15...

Page 63: ...in neutral Stop 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 Lo...

Page 64: ...e Turbo Intercooler Compression ratio 15 1 Idle speed clutch disengaged rpm 700 Rated engine speed Max power rpm 3600 Max RPM at wide open throttle rpm 4000 Recommended cruising speed rpm 2880 3240 We...

Page 65: ...800 maxi Specific fuel consumption g kWh at wide open throttle 235 Fuel requirements EN 590 ASTM D975 No 2 D Never use fuels that have sulfur content greater than 1 0 LUBRICATION SYSTEM Oil quality AP...

Page 66: ...63 Note...

Page 67: ...64 Note...

Page 68: ...NANNI INDUSTRIES SAS 11 Avenue Mariotte Zone Industrielle 33260 La Teste France Tel 33 0 5 56 22 30 60 Fax 33 0 5 56 22 30 79 Email contact nannidiesel com www nannidiesel com P N 032014 IndB...

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