Yangdong Co. Y90 Series Spezifikationen

~®SERIESY80DIESELENGINEOPERATION&MAINTENANCEMANUALYANGDONG co., LTD.THEPEOPLE'SREPUBLICOFCHINA

II.Specification ofMainAccessories(see Table2)Table240001608Noaccessory7.5...7.,6.52.5130018J0810HPF68509ZCK154S423CN-LLA1545423Fourholest1>0.2319.

ill.Maintechnical DataofDiesel Enldne1~VaJvelash(mrn)Intake valve(coJd)Exhaustvalve(cold)2. sinkageofvaJve(mr~)0.20-'-O~250.25-·,' 0.30O.7~&

IV.FitClearanceandWearLimitofMaiJl Parts(see'"fable3)Table 3Assenbly limit Wear limit(~)(D;lm)-Connectingrod'j6umalandconnectingrod bti

SECTION2. OPERATIONI . Fuel Oil,LubeOilandCoolineWaterI.FueloilUsers can select the propergradeoffuel oilaccrdin~to.the local ambient temperature.Inth

IT.Preparationbefore S*ar1ia2I.Checkthe·tifdltnessandreliabilityofaUconnecting parts.Checkcontrol levers (speedcontrolleverandstoppin~lever) toseewhet

IV•Operatioe1.00notloadtheen~ineuntilthecooling \\'ater tempemture isover50°Carid the lube oiltemperature isover40°C.Theen~ineshould notbeoperate

SECTION3. MAINTENANCEForreliable engine operation with Jesswearandlonger service Jife,allmaintenanceworknlustbecarriedoutasfoJlo\vs.I . Routine l\tain

6.Check the tensionofthe fan beh,and readjust itifnecessary.7.FiJlthenippleofcooling water 'pump bearing with ZG- 4 calciumbased grease with agre

,8~Checkwhetherthethermostat is in~ood.order.Examine·.the.waterdropp.i~outfrom aweepholeofthe-water pump.It is necessary torenewthewaterseal,iftlowinl

~;'4:Poursome;'~dehydratedbil,into' cylinderthrou~hiniector'"~assembled holes"Of}thecylindef:heaa,sndtumfhe'crank..

FOREWORDSeriesY88multi..cylinder diesel enginesareideal power·,' units for liRbt vehicle,aeromotor,smalltractor,air conditioner in bus,aenerator

Fig. 1 AdjustmentofvalvelashesSECTION.4 ENG'INE ADJUSTMENTI .Ad.iustmentofValveLashWhen.theen~ineis nlaintained and repaired,it is necessary ·toc

Fig. 2 AdJlIIInleIItofspedIIedadv~bijectionugIe2.Check the·timin~mark on the inspectionwindowofflywheel housingtosee. whether italigns with,the.correc

checka fauly injector,i.e.loosenthenutsofinjectionpipe.fromtheinjectorofevery cylindersl1ccessivelY,and observetheexhaust smoke.When the cylinder with

guidingsurfaceoftheneedlevaJveandnozzle. body isnotsmoothenougp,itmay.belapped. \\litha.littlebitofcleanfuel oit,th.en clean offanymetaL particulatesi

...e-+Fig. 4 Tightening sequenceofcylinder'head.boltsSECTION 5. CONSTRUCTIONOFDIESELENGINEI . CvlinderHeadWhen assembling'lcylinder head··

.After service for a, .Fig. 5 Valve sinkageandfrequently.Theperiod-lasheslon~recommended adjustingmethodisshownonpara~raphIofSection4.Ifthelashes aret

thedieselengine,tlushall lube oil passages"and besurethattheyarecleanandunblocked. Allpassage plugsshouldbesealed reliablyandleakproof.·-rhetnain

2Fil.7Meuurementofpiston ring endgap1.Tbldmessleeler(puge)2. Pistonring3. CyUnder IiDerFig. 8 Measurementofslde surfacegapofpiston ringChecktheringend

nlarksonboththeconnecting- rodand{;onnecting-rodcapinordertoavoid.naking Qlistakes.'fheconnecting-rodbearingshell is Inadeofsteel \vith high tina

There'isa thrustflan~eatthefrontendofcamshaft,and a thrust plateofcamshaftis locatedatthefrontendtocontrol the camshaft axialmovin~.The lube oil

Warning Notice1,lt~'f§4riC;tlY(orb:idd~~to,use inferiorand.dirtw.die$elfu~I.·o~"lube,oiL}P'leas~~"oosetouse.,...8tUl:.Jllbo"

Special tools are necessarytordismantlingorassembling the crankshaft timing gear.Thecamshaft timing gearcanbegotoutbytwoboltsM8onthegearspoke which ar

'fheinj-ectionpump has been calibrated by the manufacturer.Besurenottodismantleit at\vill. Whenthe.dismantlementrepairmentandadjustnlentare requi

the safety valve while the oil tilter loses the functionoffiltration,so it is necessary for thecartridge to be cleaned or replacedregularlyaccordin~to

1,/Fig. 12 Coolina. system1.Radiator2. Thermostat. 3. Cooling fan4."'aterpumpS.Inletwaterpwnpandlhn,thermostatpunlp..coolingIX.Coolin!System

':X'•,Electric;SystemTheelectric system iscomposedofthe battery,starting motor,dynamo,electrothermaJ plug,starting buttonandinstruments,etc.

SECTION6. FAULTS ANDREMEDIESFORDIE'SEL~ENGINEI.Hardorrefuse toStart(see Table 4)Table 4··.·-----·-----··--·-··-·-f·--··-···-·-..~----.-~.,,-_.__-

ill.Smokio2Exhaust(see Table 6)Table6Causes1.Engines overloaded.2.Fuelil1iectors not well atolnized3.Fuel unqualified4.Colnbustion incompleteRemediesI

MANUFACTURINGUCENSE:XK06-205-00141PRODUCTSTANDARD:Q/321284JCA03(35)-2002NO.OFEXPORTUCENSEFORQUALITY:2000112013UCENSEAPPROVALDATE:OCT.10,2000

CONTENTSI .ConfigurationandInstallation DitnensionsofModelY480DieselEn~ineIII.Configuration and Installation DimensionsofModel'Y380Diesel,Engine

v..Camshaft•...•...•...•.•...••.•...•...•.•••••...•.5-5VI..Gear.tran.smission system ••••••·•••••••••••••

578561.5187183t-tExhaustoutletcenterline47530062.5340,...,,...~~C") C")l1o~VeilAIcylilderblock)6-MIO494InstoIlatbndinensixlsofenghebasefoo

4JView A(cyl__block)ViewB(cyliPder block}~o;;~oI~ft.lnIe1t'~~1«b2~'74/DiIbeAllioDse~outlet••Cer.dineofpreMUft!141.3reliefIevHholeI 1874-.173

Me(N..m)1049688He(kw)2016Me_l.-V~~r--...~V~~Vr---...~~..~~----------~...Ne-----V~~/"~V~~r-...~gey',l/~r---...~_l-..---~-.ge(g

SECTION1.DIESEL ENGINE SPECIFICATIONS ANDTECHNICAL DATAI.SpecificationsofDiesel En£ines(see Table 1)Table1ModeliY380:Y380T:Y480:Y480G:YD480iYSAD380YS3