春风CF250T5维修手册

，maintenance,overhaul，disassembly&assembly，removalandinstallationofcompo-nentsandparts,troubleshootingandservicedatatogetherwithillustrationsofourmotorcycleModel:CF250T-5(V5).Chapter1：generalserviceinformation,tools，vehiclestructureandtechnicaldata.Chapter2：inspectionandadjustingkeypoints，serviceguide.Chapter3andlater：disassemblyofpartsandcomponents，installation，overhaulandtroubleshooting.Themanufacturerreservestherighttomakeimprovementsormodificationstotheproductswithoutpriornotice.Overhaulandmaintenanceshouldbedoneaccordingtotheactualstateandconditionofthescooters.INDEXServiceinformation1Vehiclebody、muffler2Inspection&Adjustment3Lubricatingsystem4Carburetor、AirCleaner5Coolingsystem6DisassemblyofEngine7Cylinderheadcover、cylinderhead、cylinderbody、valve8CVTsystem9Gearbox10Rightsidecover、magneto、waterpump11Crankcasebody、crankshaft、pistonset12Frontwheel、frontbrake、frontsuspension、steeringsystem13Rearwheel、rearbrake、rearsuspensionsystem14Battery、chargingsystem15Ignitionsystem16Electricstartingsystem、overridingclutch17Lighting、instruments&switch,audiosystem18Circuitdiagram、wiringdiagram19Troubleshooting20ConversionTableItemExampleConversion200kPa（2.00kgf/cm2）1kgf/cm2=98.0665kPa1kPa=1000PaPressure33kPa(250mmHg)1mmHg=133.322Pa=0.133322kPsTorque18N·m（1.8kgf·m）1kgf·m=9.80665N·m1ml=1cm3=1ccVolume419ml1l=1000cm3Force12N（1.2kgf）1kgf=9.80665N1-11Serviceinformation1CautionsforOperationSafetyCautionsWarning:Hazardouscomponentsinexhaust。Donotruntheengineinaenclosedorpoorlyventilatedplaceforlongtime。Caution:Batteryliquid(dilutesulfuricacid)ishighlycaus-ticandmaycauseburnstoskinandeyes.Flushwithwaterifsplashedtoskinandgetimmediatemedicalattention.Flushwithwaterifsplashedtoclothestoavoidburns.KeepbatteryandliquidawayfromreachofchildrenCaution:Wearproperworkclothes,capandboots.Ifnecessary,weredust-glass,glovesandmask.Warning:Donottouchtheengineormufflerwithbarehandswhentheenginehasjuststoppedtoavoidscalding.Wearlong-sleeveworkclothesandglovesforoperation.Warning:Coolantispoisonous.Donotdrinkorsplashtoskin,eyesorclothes.Flushwithplentyofsoapwaterifsplashedtoskin.FlushwithwaterandconsultthedoctorIfdrinkingthecoolant,inducevomitingandconsultdoctor.Keepcoolantawayfromreachofchildren.Warning:Gasolineishighlyflammable.Nosmokingorfire.Alsokeepagainstsparks.Vaporizedgasolineisalsoexplosive.Operateinawell-ventilatedplace.Cautions……………………………………1-1OverhaulDataTable………………………1-9CautionsforDisassemblingandAssembling…1-3TighteningTorque………………………1-14VINNumber&EngineNumber………………1-6Lubricant,SealingAgent…………………1-18MainDataTable………………………………1-7CableRouting………………………………1-201-2Caution:Whencharged,Batterymaygeneratehydrogenwhichisexplosive.Chargethebatteryinawell-ventilatedplace.Warning:BecarefulnottogetclampedbytheturningpartslikewheelsandclutchWarning:Theasbestosdustonthebrakedrumiscarci-nogenicifbreathedin.Donotcleanoffthedustwithcom-pressedair.Usecleaningdetergenttoavoiddustproliferation.Warning:Whenmorethantwopeopleareoperating,keepremindingeachotherforsafetypurpose.1-31Serviceinformation1CautionsforDisassemblingandAssembling■UsegenuineCFMOTOparts,lubricantsandgrease■Placeandstorethedisassembledpartsseparatelyinorderforcorrectassemble.■Cleanandblowoffthedetergentafterdisassemblingtheparts.Applylubricantsonthesurfaceofmovingparts.■Ifnotknowingthelengthofscrews,installthescrewsonebyoneandtightenwithsametorque.■Cleanthemud,dustbeforeoverhauling。■Replacethedisassembledwashers,o-rings,pistonpincirclip,cotterpinwithnewones.■Elasticcirclipsmightgetdistortedafterdisassembled.Donotusetheloosedcirclips.■Measurethedataduringdisassemblyforcorrectassembling.■Pre-tightenthebolts,nutsandscrews,thentightenaccordingtothespecifiedtorque,frombigtosmallandfrominnersidetoouterside.1-4■Checkifthedisassembledrubberpartsareagedandreplaceifnecessary.Keeptherubberpartsawayfromgrease.■Usespecialtoolswherevernecessary■Turntheballbearingwithhandstomakesurethebearingwillturnsmoothly.·Replaceiftheaxialorradialplayistoobig.·Ifthesurfaceisuneven,cleanwithoilandreplaceifthecleaningdoesnothelp.·Whenpressingthebearingintothemachineortotheshaft,replacethebearingifitcouldnotbepressedtight.■Keepthebearingblockstillwhenblowingdrythebearingafterwashingclean.Applyoilorlubricantbeforeassembling.■Applyorinjectrecommendedlubricanttothespeci-fiedparts.■Ifthedisassemblingofpressedballbearingisdonebypressingtheballs,thedisassembledbearingshouldnotbeusedagain.■Installtheone-sidedust-proofbearingintherightdirection.Whenassemblingtheopentypeordouble-sidedustproofbearing,installwithmanufacturer’smarkoutward.■Installtheelasticcirclipproperly.Turnthecirclipafterassemblingtomakesureithasbeeninstalledintotheslot.1-51Serviceinformation1■Afterassembling,checkifallthetightenedpartsareproperlytightenedandcanmovesmoothly.■Installoilsealwiththesideofmanufacturer’smarkoutward.·donotfoldorscratchtheoilseallip·applygreasetotheoilseallip