维修技术-2. PC200-8 New Product-Service Training-s培训资料

PC200-8NewProductServiceTrainingContents

Page1. OverallLayout

32. Engine 4,53. ChangesdonearoundEngine 6,74. Cooling 8,95. ElectricalequipmentonMachineBody 10-126. HydraulicEquipmentandPiperelatedChanges 13-227. RevolvingFrame 238. OperatorCabandinsideCab 24-309. MachineCab 31-3510. SwingMachinery 36,3711. TravelMachinery 3812. Undercarriage-relatedChanges 3913. WorkEquipment 4014. AttachmentOptions 41-4515. EngineandPumpMatchingControl 46,4716. ComparisonofSpecifications(PC200-8) 4817. SalesDrawingandOperationRangeDrawing(PC200-8) 49,5018. InformationonCompatibilityofrespectiveEquipment 51-53OverallLayoutBatterySwiveljointSwingmotor/

swingmachineryPilotfilter(forATTspecification-basedmachinesalone)MainpumpEngineoilfilterFuelpre-filter(withwaterseparator)Engine(Tier3supported)FuelmainfilterAircleanerWashertankReservetankToolboxGreasegunholderControlvalveMultipatternselectorvalve(OPT)RadiatorOilcoolerAftercoolerFuelcoolerCondenserofairconditioner(Receiverdryercontained)Low-pressureaccumulator(ForATTspecification-basedmachinesalone)Singleaction/doubleactionselectorvalve(ForATTspecification-basedmachinesalone)FueltankHydraulicoiltankCABExtendedreturnfilter(ForATTspecification-basedmachinesalone)EnginePC200-8PC200-7Changeoffan-pulleyratio

PC200:0.87

0.96

PC220:0.96

1.03MajorChangesdoneonEngineFuelfilter

25mtobereplacedatevery500hEnginecontrollerGovernormotorEngineoilfilterFuelmainfilter

2m

tobereplacedatevery1000hFuelpre-filter

10mtobereplacedatevery500h

Equippedwithbuilt-inwaterseparator

Equippedwithprimingpump(manual)WaterseparatorEngineoilfilterFuelspillhose

TobeabolishedfromModel8(Tobereturnedtothereturnpipeinsidetheengine)NoisereductionEngineMajorChangesdoneonEnginePrimingpump

(manual)Pre-filter(10

)Waterseparator(Inspectionbeforestartingoperationisavailablefromthemonitorpanel)Anti-noisemufflerFuelpre-filterMufflercoverProvidedtoreduceengineexhaustnoiseEmploymentoftwointernalpipesGlasswoolForwaterseparatorWater-in-fuelsensorChangesdonearoundEnginePC200-8PC200-7ChangeinstopperstructureChangeinlockChangeinenginemountstructureThesamestructureasPC400-7ChangesdonearoundEnginePC200-8PC200-7IntakeportChangeinaircleanerandintakeportChangeinthesize(PC200-8alone):11inches

10inches.PC220-8is11inches.CoolingPC200-8PC200-7ChangeinCoolingFace-to-facetypeSide-by-sidetypeRadiatorOilcoolerAftercoolerCondenserofairconditionerFuelcoolerCondenserofairconditionerAftercoolerOilcoolerRadiatorCoolingPC200-8PC200-7ChangeinCoolingRadiatorOilcoolerAftercoolerCondenserofairconditionerFuelcoolerRadiatorOilcoolerAftercoolerCondenserofairconditionerOilcooleris3-pieceassemblyPilotcheckvalve:

TobecontainedinthecontrolvalvefromModel8Receiverdryerhasacombinedtypestructure

(ThesamestructureasPC228US-3)ElectricalequipmentonMachineBodyChangeinharnessChangeinclipColgateclip(resin)InsidetheCABOutsidetheCABDividedbyconnectorsTosensorsonthemachinebodyTocontrollerandmonitorInsidetheCABOutsidetheCABAllconnectorswereabolishedandreplacedwithharnessesTosensorsonthemachinebodyTocontrollerandmonitorPC200-8PC200-7PC200-8PC200-7ElectricalequipmentonMachineBodyChangeintravelalarmReductioninsizeoftravelalarmPC200107dB

PC220107dBImprovedsafetyofpowersupplycircuitEmploymentofindependentpowersupplycircuit(Singleline)Heat-resistantconduitandtapeareusedAlternatorAlternatorSignalandpowersupplycircuit(united)OrdinaryconduitandtapeareusedModel8PC20097dB

PC220107dB

Model8Model7Model7ElectricalequipmentonMachineBodyPressuresensorChangeinhigh-pressuresensorSixlow-pressuresensorshavebeenemployedforPPCcircuit

Current:PressureswitchChangeinconnector

AMPEJII(3-pole)

DT(3pole)Connector:AMPEJII(3-pole)HydraulicEquipmentandPiperelatedChangesOverviewofHydraulicEquipmentandPiperelatedChangesPPCcircuit:Pressuresensor

PressureswitchNewjunctionvalve EPCvalvehasbeenemployedforthecontrolofconverging anddividingofmainandLS(currentlythecontrolisdoneby ONorOFFofthesolenoidvalve)Employmentofcontrolvalve-containedcoolercheckvalveHydraulicEquipmentandPiperelatedChangesOverviewofHydraulicEquipmentandPiperelatedChangesEmploymentofthearmquickreturnvalveChangesinthecontrolvalvemountingmethod(employmentofbottomtightening)Changesinthedischargeport(drawnoutsideways)AnEPCvalveforPCcontrolhasbeenaddedtosupportindependentcontrolofFandRpumpsThearmdumpsidesafetyvalvehasbeenreplacedwiththecentralizedsafetyvalveReductionofhydraulicoiltankcapacityChangesinthemainreliefvalvestructureHydraulicEquipmentandPiperelatedChangesChangesinControlValveMountingMethodPC200-8PC200-7TighteninginsidewaysTighteningatbottomHydraulicEquipmentandPiperelatedChangesEmploymentofControlValve-containedCoolerCheckValvePC200-8PC200-7CoolercheckvalveCoolercheckvalveReturnReturnTooilcoolerTotankFromoilcoolerHydraulicEquipmentandPiperelatedChangesChangesinMainReliefValveStructurePC200-8PC200-7ThesamestructureasPC220-7toPC400-7hasbeenemployedHydraulicEquipmentandPiperelatedChangesEmploymentofArmQuickReturnValveA-AB-BFromcylinderTotankTocontrolvalveFromcylinderPilotsignalforarmdump(Frominternalpassageofcontrolvalve)TotankBBAAHydraulicEquipmentandPiperelatedChangesArmvalveBoomvalveCentralizedsafetyvalveToarmcylinderheadToboomcylinderbottomPumpcircuitPumpcircuitTankcircuitReplacementofArmDumpSideSafetyValvewithCentralizedSafetyValveHydraulicEquipmentandPiperelatedChangesImprovementinOilPressureLossthroughEmploymentofnewConvergingandDividingControlWhenflowsfrompumpsareconvergedWhenpumpsaredividedConvergedDivided150kg/cm2150kg/cm2150kg/cm250kg/cm2150kg/cm2150kg/cm250kg/cm250kg/cm2100L/min100L/min100L/min100L/minPressloss100kg/cm2

100L/minDivisionlossPumpsRandFare

independentlycontrolledConverginganddividingofthepumpsareexecutedcorrespondingtothepumppressuresandworkpatterns.ON/OFFsolenoid

valveforconverging

anddividingControllerFcontrolvalveRcontrolvalvePumpFPumpRPressureSWLSlineMainlinePCvalvePC_EPCLS_EPCLSvalveLSvalvePCvalvePC200-7ControllerFcontrolvalveRcontrolvalvePumpFPumpRConvergingand

dividingvalveLSlineMainlineLSvalvePCvalveLSvalvePCvalveConverging/

dividingLSselector

proportionalsolenoidConverging/

dividingmainselector

proportionalsolenoidPC_EPC_FLS_EPCPC_EPC_RPressure

sensorPC200-8ImprovementinOilPressureLossthroughEmploymentofnewConvergingandDividingControlPumpPressure

sensorPumpPressure

sensorHydraulicEquipmentandPiperelatedChangesConverging

anddividingvalveHydraulicEquipmentandPiperelatedChangesChangesconductedonmainPumpChangesconductedonpumpdischargeportPC-EPCvalveforRpumpPC-EPCvalveforFpumpLS-EPCvalveFpumpdischargepressure

pick-upportRpumpdischargepressure

pick-upportFpumpdischargepressurepick-upportRpumpLSpressurepick-upport1)Improvementofpumpefficiency2)EmploymentoftwoEPCvalvesPC200-8PC200-7RevolvingframeEnlargementofOpeningbelowEnginePC200-8PC200-7SupplypumpEnginecontrollerInjectionpump562.5604500300OperatorCabandinsideCabEmploymentofOperatorProtectiveCabStructureinTippingOverOperatorCabandinsideCabEmploymentofOperatorProtectiveCabStructureinTippingOverRevolvingframeM30bolttighteningtorque:245to309NmM12bolttighteningtorque:98to123NmDetailsofstopperCabOperatorCabandinsideCabCabEquipmentGradeupofmonitorpanelOne-touchstorageofthefrontwindow'slowerglassArmrestAlargeashtrayisnewlypreparedOperatorCabandinsideCab

⑦

ChangeofrelayElectricalEquipmentinrearsideofCabOperatorCabandinsideCabPumpControllerPC200-8PC200-7NewtypeconnectorLockedstateFreedstate

Pressthepawl

RaisethelevertoremoveOperatorCabandinsideCabMonitorlightswitchRHconsolePositionfornighttimeLightoffpositionPositionfordaytimeLightswitch(3-positiontype)OperatorCabandinsideCabMonitorPanelFunctionalintegrationPC200-8PC200-7Communicationterminal

(Dopa)DisplayunitControlunit

andstorageSwitchunit

(includingair

conditionerswitch)GPSfunctionControlunitAirconditionerbodyDisplayunitControlunitSwitchunitCommunicationterminal

(Dopa)GPSterminalControlunitAirconditionerbodyDisplayunitControlunitSwitchunitMonitorpanelMonitorpanelKOMTRAX

communicationterminalKOMTRAXcontrollerPanelforairconditioner(Controller)ControllerforairconditionerCANCANMachineCabOverviewofChangesconductedonMachineCabPC200-8PC200-7

MachineCabProtrusiontypeslip-proofPC200-7(Existingmachine)PC200-8AbrasivepapertypeNewEmploymentofProtrusionTypeSlip-proofMachineCabPC200-8FieldofVisioncompliedwithNewISOStandardPC200-7Size:W200

H280Curvature:1000Size:

250Curvature:400Size:W130

H280Curvature:620Size:

250Curvature:400Size:W200

H280Curvature:1000Size:W135

H285Curvature:620MachineCabEmploymentofPressTypeFrameSoundsofwindsuctionedfromthefanisabsorbedinthefanPC200-7WeldingPressedintoasinglebodyPC200-8PC200-8AcousticSoundabsorptionisdonehereMachineCabEmploymentofGasDumperforOpeningandClosingofEngineHoodPC200-8PC200-7AllowseasyopeningwithasinglehandTorsionbarGasdumperSwingMachineryRemoteDrainingofSwingMachineryDrainplugRemotedrainingofswingmachineryhasbeenmadeeasierPC200-8PC200-7SwingMachinerySwingmotorShapeofthemotorcasehasbeenmodifiedPC200-8PC200-7ReversepreventionvalveTravelMachineryTravelmotorPC200-8PC200-7

Undercarriage-relatedChangesTravelMotorPC200-8PC200-7ChangesinuppertrackrollerholdingapproachStepoftrackframe Employmentofadditionalimprovedridingstepforwideshoe(forshoes800moraboveonly)WorkEquipmentBushingatArmTipCurrentbushingatthearmtiphasbeenreplacedwithCRHFbushingexcellinginseizureresistanceandwearresistance.

Bucketsideendface:

IQT

SprayedwithWC(tungsten)

Bushingendface:

CRHF

SprayedwithWC(tungsten)CRHF

CRHFAttachmentOptionsATTSpecification-basedMachines(Machinesequippedwithattachmentpipe)PC200-8PC200-7Changeofthestoppervalveposition1-12UN516SizeofscrewsituatedatthearmtippipeSingleaction(forbreaker),1-pumpflowrateandlowpressuresafetyvalveDoubleaction,2-pumpflowrateandhighpressuresafetyvalve(ThesameoperationasthatforworktheequipmentallowsreducingoilvolumetoATT)SelectionofbreakermodeSelectionofattachmentmodeAfilter(6

)hasbeenaddedtothepilotcircuitAttachmentOptionsATTspecification-basedmachines(Machinesequippedwithattachmentpipe)PPCvalveforattachment

Built-inEPCvalveforflowrateadjustmentPPCvalveforattachmentEPCvalveAttachmentOptionsArmCraneSpecification-basedMachinesLarge7-inchLCDenableseasierviewingofnecessaryinformationAttachmentOptions+10specificationthatdisplaysgreaterforceinquarryfieldhasbeenintroduced.+10Specification-basedMachines(PC210/LC-8)Increaseinmassofcounterweight

+600kgReinforcementofrevolvingframe

Undercover

(t1.6

t9)Reinforcementofrevolvingframe

(EquivalenttoPC220)DeckguardReinforcedboom

(Platethicknesshasbeenincreasedcomparedwiththestandardtype)Reinforcedarm(Platethicknesshasbeenincreasedcomparedwiththestandardtype)RockBucket

(withsideshroud)AttachmentOptionsDemolitionSpecification-basedMachines(PC210/LC-8)Thedemolitionspecificationhasbeenpreparedtoenableinstallationofthehydraulicpipeasstandardequipmentandalsotoenablefurnishingtheattachmentssuchasthebreakerandcrasher.Demolitionarm

(Platethickness

hasbeenincreasedcomparedwiththestandardtype)LargerdiameterbucketcylinderCabskylightisfixedtosee-through

Open-closeheadguard

(Skylightwiperandwasherareoptions)Trackframeundercover(t9)Counterweightwithincreasedmass

+600kg

(withroundsuspenderhook)Undercoverforreinforcementofrevolvingframe

(t1.6

t9)Reinforcementofrevolvingframe

(EquivalenttoPC220)DeckguardReinforcedboom

(Boomfor+10)ReinforcedlinkReinforcedbucketAttachmentpipeCabfronthalfguard

(Open-closefront

Fullguardisanoption)Workequipment

(withroundsuspenderhook)RoundsuspenderhookisbuiltinthecounterweightEngine/PumpMatchingControlControlofModel7EnginerevolutionTorqueMatchingpointinAmodeThenengineinstalledonModel7iscontrolledwiththemechanicalgovernor.Onlyonecurbisusedontheengine.

(WhenthefueldialisfullinAmode)Engine/PumpMatchingControlControlofModel8EnginerevolutionTorqueCommonrailtypeenginehasbeennewlyinstalledonModel8.

Controloftheengineisdonewiththeenginecontroller.Itiscapableofcontrollingfuelinjection.ThisdifferenceinhorsepowerrepresentstheimprovementdoneinpressurelossThus,twoenginecurbsareusedonthisModel8.Matchingpointsareselectivelyuseddependingtheoperationpattern.(WhenthefueldialisfullinPmode)Matchingpoint1inPmode(P1)

WhentheoperationpatternrequiresfullhorsepowerConstanthorsepowerlineMatchingpoint2inPmode(P2)

WhentheoperationpatternwithandimprovedpressurelossisusedOilpressurelosshasbeenimprovedasdescribedinthesectionofthehydraulicequipment.

Whengiventhesamework,youcanreducethehorsepowerbytheimprovementdoneontheoilpressureloss.ImprovementinfuelcostsComparisonofSpecification(PC200-8)MachinemodelKomatsuHitachiShinkoSanyoItemOperatingweightUnitBucketcapacitynewJIS(oldJIS)EngineEnginenameRatedoutputSetoilpressureDuringworkDuringtravel(one-touch)TravelspeedMaximumdrawbarforceLimitinuphilltravelGroundpressureSwingspeedMaximumdiggingforceBucketNormallyOne-touchArmNormallyOne-touchFueltankHydraulicoiltankcapacitySalesDrawingandOperationRangesDrawing(PC200-8)SalesDrawingandOperationRangeDrawing(PC200-8)CompatibilityInformationbyDeviceEngineassemblyCompatibilitywithPC200-7ReasonswhycompatibilitywasjudgedabsentAdvicewhenthereisnocompatibilityRemarksUnitTier3-compliedcommonrailengine,Increaseinaircleanersize(11←10inch)

Changeinpulleyratio(0.87←0.96),Increaseinengineoutput(150PS←145PS)Changesindischargeportposition,IndependentcontrolofFandR,ChangeinLSsetInstallationmethod(tighteningatbottom),Additionofarmquickreturn,Employmentofbuilt-incoolercheckvalve

SpoolstrokehasbeenmodifiedduetochangeinLSset.Notidenticalwiththeconverginganddividingassembly.MainpumpassemblyControlvalveassemblySwingmotorassemblyTravelmotorassemblyBoomcylinderArmcylinderBucketcylinderCenterswivelSwingcircleSwingmachineryIdlerIdlercushionTrackrollerCarrierrollerTrackshoeReductioninweightDirectionofpipesisnotidenticalDirectionofpipesisnotidenticalNumberofteethisnotidenticalNumberofpinionteethisnotidenticalInstallationmethodisnotidenticalThereiscompatibilityforfinalassemblyandmotorassemblyCompatibilitywillbegeneratedifthemachineryoilrefilltube(includingbracket)ismodified.CompatibleincludinghoseCompatibleincludinghoseDesignationCompatibilityInformationbyDeviceCoolingassemblyCompatibilitywithPC200-7ReasonswhycompatibilitywasjudgedabsentAdvicewhenthereisnocompatibilityRemarksEmplo