TABlE OF CONTENTS - Boat Service Haarlem

1 FOREWORDT hank you tor having selected Mitsubishi Diesel Engine tor your manual describes the procedures tor proper handling and maintenance of theEngine Models K and maintain your engine always in its best operating condition and to enable it toperform best, it is important to handle it properly and carry out complete maintenanceaccording to this you have any questions about your engine or in the even of a failure, please contactthe nearest Speciality servics heartily look forward to your continued OF CONTENTSGENE RAL SPECI FICATIONS , 2 CAUTIONS IN OPERATION ENGINE 41. BREAK ING I N ,.,."..,.,.,..,.,.., "".,.,." 52. PR EPARA TI ONS ; 63. STARTING PROCEDURE ..",.,.",.""".,.., , ,..,.,."., ,." ,84 STOPPING PROCEDURE , 105. CAUTIONS ON STARTING AND OPERATION 126. POINTS OF MAINTENANCE Lubrication System Fuel System Intake System ; ~ Cooling System Electrical System 207.

2 PERIODIC MAINTENANCE TABlE ; 248. PERIODIC MAINTENANCE PROCEDURES ~ 259. TROUBLESHOOTING 2810. Service DATA ~1-3-2 Forced lubricationTrochoid tyP'Paper element type~Centrifugal weight typeCentrifugel type~-Solenoid shift starter( or type24. Keep moderate water temperature dur-ing engine Pay attention to the color of I nspect the engine periodically asstated in the periodic Use proper engine oil and always keepattention to the oil pressure cau'onlamp during Use clean fuel free from impurities Prevent air and water fr om intrudinginto the fuel BREAKING IN IService life of your engine is dependent largely upon how the engine is operated andserviced during the initial 50 hours of is essential tor high engine perform-ance to break in all moving parts satis-factorily. During breaking-in periodgive special care to the following:K4KE150K2 KJKE755[2, PREPARATIONS ITake steps shown below in starting your engine tor the tirst time or after a prolongedshutdown.)]

3 1(1) Checking and correcting the engineoillevelCheck the oil level with the oil levelgauge and, if necessary, add oil up toor near the upper limit mark on in the dipstick type gaugefully or turn in the filler cap withlevel gauge fully when checkingthe oillevel.(2) Refilling the air cleaner with Dil(only tor Dil bath type)Refill the oil bath type cleaner casewith engine oil up to the specifiedoil level.(3) Refilling the radiator with waterRemove the radiator cap and pourclean water into the radiator untilwater overflows the cap antifreeze in is recommended to use anti cor-rosive at all seasons.()(4) RetuelingRetill the tuel tank with diesel tueltor automobile use. Fuel tank interiorshould be kept clean to prevent dustand water trom mixing with tuel.(5) Bleeding air trom the tuel systemBleed air by loosening the air ventscrews first at the tuel filter andthen fuel injection STARTING PROCEDURE I(1) Checking the caution lampsTurn the starter switch t~ "ON"and check that bath the oil 'pressurelamp and charge lamp go on.

4 Dil pressure warning buzzer, ifprovided, will sound when thestarter switch is turned to "ON","ON"(2) Preheating the glow plugTurn the starter switch to "H" andmaintain there until the glow plugindicator becomes bright."H"Preheating~Ambient temperatureOuick-heat type (Y114T)(with hex. nut)I +SoC (41 F) or aboveApprox. 1 () seconds+sOC (41 F) to -5"C (23 F)L ~ ~Approx. 20 secondsI -SoC (23 F) or belowApprox. 30 secondsGenera! type (Y110)Iwith circular nut)Approx. 20 secondsApprox. 30 secondsApprox. 60 seconds2 minutes~--, minute-I limit af cantinuaus the glow plug indicator does not light brightly, contact the nearestSpeciality Service STARTING PROCEDURE(3) StartingContirm that the tue I tilter valve isopened. Move the speed controllever to the "tuil throttle" position(at which surplus tuel is injected).Turn the starter switch to "8", andthe starting motor will crank up theengine.

5 "S"(4) OperationAs scan as the engine starts, releasethe starter switch key to allow itto return automatically to "ON"position. Leave the key at thatposition during engine the speed control lever in theidling position and continue warm-up running of the englne. Af ter con-firming water temperature rises andthe Dil pressure caution lamp goesoff. start operating the engine withlaad."ON"9[4. STOPPING PROCEDURE I4. 1 Standard engine(1) Tostop the engine, push ttle speedcontrol lever bevond the idlingposition until the lever comes intocontact with the stopper. At thatposition, tuel injection is stopped.(Hold the lever at that positionuntil the engine comes to a com-plete stop. Otherwise, the enginemav rotate in reverse.)(2) Af ter the engine comes to a stop,return the starter switch to "OFF".If the switch is left at "ON" posi-tion even af ter engine stop, thebattery will be discharged.]

6 Toeliminate the possibility of sucha trouble, make it your habit todraw off the starter switch keyaf ter the engine stops."OFF" Engine with emergency stop-ping system(1) Normal stoppingTurn the starter switch to the engine will come to a stopautomatically."OFF"10]4. STOPPING PROCEDURE I"OFF'(2) Automatic emergency stopIt engine oil pressure is loweredtrom the specitied value by somereason, the engine will come toa stop the same time, the Dil pressurecaution lamp will light (and thewarning buzzer, it provided, willsound) to call operator's the starter switch to OF F atonce.(3) Manual emergency stopa) Engine without emergency stop knobIf the engine fails to stop whenthe starter switch is turned to OFF,pull the speed con trol lever fullyuntil it comes into contact with ) Engine with emergency stop knobIf the engine fails to stop when thestarter switch is turned to the emergency stop CAUTIONS ON STARTING ANC Normal starting)'Follow the procedures below for routine starting of the engine.

7 (3) Refill the fuel tank with diesel fuel.(4) Check the cooling water water if necessary. Also, checkthe cooling fan belt tension.(1) Check the oil level in the Dil oil it necessary.(2) Check the oil bath type air cleaner(when equipped) tor its oil oil it necessary.(5) Start the engine using the proceduregiven on the preceding pages.(6) Keep the engine in warming-up rununtil water temperature rises , start aperating the engine Cold-weather startingThe tollowing tour adverse conditions will concur in severely cold weather, causing hardengine start. Take necessary measures shown below tor each adverse condition.(1) Lubricating oil turns hot water into the sure that the oil used is suitable toruse at low atmospheric the oil also tor the battery warm by using a suita-bie cover or other protective that the battery is charged fully.

8 (2) Battery voltage intake air sufficiently with theglow plug.(3) Low intake air temperaturecauses insufficient ri se of com-pressed air CAUTIONS ON STARTING AND OPERATION(4) Fuelloses its of fuel components at low temperaturesaffects fluidity of fuel, causing paar combustion. It isnecessary, as the case may be, to replace with fuel torseverely cold weather Cautions during operation(1) Oil normal that the Dil pressure caution lamp is go-ing engine that the Dil pressure caution lamp engine is engine is warmed engine is black smoke(2) Exhaust fumes(3) Abnormal tor knocking sound, tricative sound, leakingsound, vibrations and blow-back sound.(4) Fuel and engine tor tuel and oil leakage(5) Knocking may be liable to occur when the engine iscold, during quick acceleration and during idling.

9 Con-firm that no knocking sound is heard in other cases.(6) not touch moving or hot avoid operating the engine indoors whereventilation is paar. Also, never allow any person tostand ne ar the exhaust pipe or on the leeward of POINTS OF Lubrication Systemthe atmospheric temperatures at whichthe engine is to be operated. It isrecommended to use at all seasons because of its viscosity change under variationsof temperature.(1) Engine oil diesel engine oil. RecommendedAPI Service classification is class ~or higher grade. CDUse cc class one tor engines with turbo-charger.(2) Engine oil viscositySelect oil viscosity most suitable to(4) Engine Gil changeChange engine Gil first af ter 50 hoursof initial operation and, thereafter,every 100 hours of Gil af ter engine stop, whileengine oil is still warm, by removingthe oir pan drain plug.

10 Af ter drainingthe oil thoroughly, install and tightenthe drain plug. Refill the oil pan upto the specified oil level with freshengine oil through the oil filter on therocker cover or at the si de of oilfilter. Idle the engine for severalminutes. Stop the engine and checkthe oil level in the oil pan again withthe oillevel gauge.(3) Dil pressureDil pressure is judged normal if the oilpressure caution lamp (or warningbuzzer) goes on or off as follows:.At engine start (cranking)The lamp will go normal running of engineThe lamp will go oil pressure drops trom the normalrange during running of the engine, thelamp will go on (and the engine willbe stopped by the function of emer-gency stop solenoid if equipped).In such a case, have your engineinspected tor lubrication trouble bythe nearest Speciality Service POINTS OF MAINTENANCE(51 Checking and correcting the oillevelCheck the oil level in the oil pan and,if necessary.)