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2003/44/EC

MP-446 Marine Diesel Engine

Operation manual

Marine Power Solutions

Overcourt, School Lane, MICKLEHAM, Surrey, RH5 6EW

www.marine-power-solutions.com

Содержание MP-446

Страница 1: ...1 2003 44 EC MP 446 Marine Diesel Engine Operation manual Marine Power Solutions Overcourt School Lane MICKLEHAM Surrey RH5 6EW www marine power solutions com ...

Страница 2: ...ng Diagrams IMPORTANT INFORMATION Stop the engine before opening the hatch to the engine compartment An engine which is in operation has rotating and moving parts which are dangerous to touch Bear in mind the risk of a fire All engine fuel is inflammable The cooling system is filled with liquid and it should be drained when there is risk of frost Note that in certain cases a suction action may occ...

Страница 3: ...s book Read this book carefully before operating the engine Don t wait until a problem occurs 1 2 Safety Notice The following warning notes will alert you to possible bodily injury dangers and to important information on safe operation of equipment Observe them carefully Warning notes alone do not eliminate the dangers that they signal Personal close attention of equipment are major accident preve...

Страница 4: ...s recommended to use soft water for engine cooling system such as rain water or city tap water or clean river water also it is necessary to add anti freeze to the soft water before filling into the engine when the engine operates in the cold weather Cooling water containing too much minerals will from water scall in an engine cooling system affecting the engine cooling efficiency and giving rise t...

Страница 5: ...he fresh water system is correct The proper NAUTICAL CHARTS are on board for the planed voyage There is enough FUEL on board for the planed voyage Make sure when filling your fuel tank that there is no open flame on board Ventilate the boat and run the engine room fan if fitted for 4 minutes before starting the engine Do not overfill fuel tank 3 Engine Component Guide 1 EXTENSION TANK 2 OIL FILLER...

Страница 6: ...0 ALTERNATOR 11 STARTER 4 Running Instructions 4 1 Starting the engine 4 1 1 Switch on the main switch Start the engine room fan if fitted and allow it to run for several minutes before starting the engine ...

Страница 7: ...in the boat with the bilge pump 4 1 3 Release the throttle control from the gear shift control as follows press the release button 1 in when the lever is in the neutral position and then move the lever slightly forwards Release the button The control lever will now operate the engine speed only ...

Страница 8: ...lease the key when the engine has started When the engine is running the key should be in position 1 Before restarting the engine return the key to position OFF 4 1 7 Immediately after starting the engine check that the oil pressure lamp and water temperature lamp and that alarm is not sounding if the alarm is sounding stop the engine immediately and investigate the case 4 1 8 If the engine temper...

Страница 9: ...n the engine at maximum revolutions for long periods 4 1 11 Stop the engine by key switch at once if the alarm sounds and the signal lamps light up 4 1 12 When under sail the control lever should be in the neutral position if the propeller is a fixed propeller If the propeller is a folding propeller the control lever should be in the reverse position Start the engine and run it for 5 minutes every...

Страница 10: ... a few minutes with the control lever in the neutral position 4 2 2 Stop the engine by key switch when the engine is idling 4 2 3 Switch off the main switch IMPORTANT The main switch must never be switched off until the engine has stopped Close the fuel and cooling water cock during long intervals between using Before leaving the boat check that no leakages have occurred ...

Страница 11: ...Unfasten the cover on the sea water pump Unfasten the hose on the reverse gear Remove the pipe Close the cocks and refasten the cover on the sea water pump before leaving the boat 5 Checks and Service 5 1 Check daily before starting 5 1 1 Check oil level Check the oil level every day before starting the engine to makes sure that it s within the dipstick marking for maximum and minimum levels and t...

Страница 12: ...the dipstick marking for maximum and minimum levels Fill up with oil when necessary but do not exceed the maximum level See Technical Data for type of oil to be used 5 2 2 Check the belt tension The V belt must be correctly tensioned in order to obtain full alternator output When it is properly tensioned it should be possible to push the belt down about 5 mm midway between the pulleys within your ...

Страница 13: ...ours of running and thereafter at every second of engine oil Screw off the filter and throw it away Coat the rubber seal of the new filter with oil Check the contact surface on the engine and then screw the filter on by hand until it is just touching the contact surface Tighten the filter another half turn Do not tighten it any further Start the engine let it idle and check that the oil pressure l...

Страница 14: ...k Note Do not exceed the maximum level See technical Data for type and volume of oil to be used 5 4 4 Check change the impeller The impeller may become damages for example through lack of water in the pump due to blocked intake Close the bottom cock Then remove the pump cover and inspect the impeller If it has been damaged it should be replaced Remove the impeller with a pair of adjustable pliers ...

Страница 15: ...d alternator should only be done by professional 5 4 7 Check cooling system If the cooling system is functioning normally the TEMP lamp will not be lit up If the temperature is too high and the lamp lights up the cause maybe one of the following Blocked water intake Defective impeller in sea water pump Defective thermostat or temperature gauge Warning Watch out for water leakage whenever you are w...

Страница 16: ...long term inhibiting and see that any necessary repairs are carried out at this point 6 3 Inhibiting schedule with boat in water 6 3 1 Allow the engine to idle at high revolutions for a few minutes Then stop it 6 3 2 Pump all oil out of the engine using the oil pump and drain off the oil out of the gearbox 6 3 3 Change the oil filter Fill the engine and gearbox to the correct level The engine is t...

Страница 17: ...h a 50 50 mixture of water and ethylene glycol 6 4 3 Sea water system Prepare a 50 50 mixture of fresh water and anti freeze glycol or similar corrosion inhibitive fluid and insert the hose in it Arrange for the collection of the fluid when it has run through the engine before you start Then start the engine and let it idle until all the mixture has been used up Note The pump must not be allowed t...

Страница 18: ...r is blocked the fuel pump is defective or that there is air in the system Change all the filters and vent the system If not fuel appears after this either the feed pump or the injector pump maybe defective If fuel does come out of pressure pipe when you carryout this test it may mean that one of the injectors is defective Change the injectors and try to start the engine again If the engine still ...

Страница 19: ...g should be checked by professional 7 6 Aligning engine and gearbox Once a season or after launching the alignment of the engine with the propeller shaft should be check and if necessary adjusted To do this Unfasten the screw union for the propeller shaft flange Using a 0 10mm thickness gauge check the that there is not enough room to insert it between the reverse gear and propeller shaft flange a...

Страница 20: ...from flywheel end Lubrication system Combination of pressure and splash Cooling system Forced water cooled Starting system Electric Net weight kg 273 MP 446 Valve timing Intake valve opens 12 before T D C Intake valve closes 52 before T D C Exhaust valve opens 60 before T D C Exhaust valve closes 10 after T D C Valve clearance cold Intake valve mm 0 30 0 35 Exhaust valve mm 0 35 0 40 Max speed r m...

Страница 21: ...min 4000 Flow L min 170 Lift m 8 Starting motor Type QDJ1326 Power kW 3 Voltage V 12 Alternator Type Permanent magnet alternator Power kW 1 Voltage V 14 Fuel filter Spin on Oil filter Spin on Air filter Sponginess Battery Capacity A h 120 Voltage V 12 MP 446 Cylinder head bolts N m 125 135 Main bearing cap bolts N m 170 180 Connecting rod bolts N m 70 80 Flywheel bolts N m 80 90 Pulley bolts N m 2...

Страница 22: ...22 ...

Страница 23: ...23 9 Electric Wiring Diagrams ...

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