Case 850L Operating instructions

CRAWLER DOZER
REPAIR MANUAL
Issued 01Mar 08
87728445 NA
750L
850L
TIER 3

REPAIRMANUAL
750L
850L
8772844512/28/2008

Contents
INTRODUCTION
DISTRIBUTIONSYSTEMSA
PRIMARYHYDRAULICPOWERSYSTEMA.10.A
SECONDARYHYDRAULICPOWERSYSTEMA.12.A
ELECTRICALPOWERSYSTEMA.30.A
LIGHTINGSYSTEMA.40.A
FAULTCODESA.50.A
POWERPRODUCTIONB
ENGINEB.10.A
FUELANDINJECTIONSYSTEMB.20.A
AIRINTAKESYSTEMB.30.A
ENGINECOOLANTSYSTEMB.50.A
LUBRICATIONSYSTEMB.60.A
STARTINGSYSTEMB.80.A
POWERTRAINC
POWERCOUPLINGFixedcouplingC.10.B
TRANSMISSIONHydrostaticC.20.F
TRAVELLINGD
FinaldriveD.15.A
SERVICEBRAKEHydraulicD.30.C
PARKINGBRAKEHydraulicD.32.C
WHEELSANDTRACKSTracksD.50.B
BODYANDSTRUCTUREE
USERCONTROLSANDSEATE.32.A
USERCONTROLSANDSEATOperatorseatE.32.C
USERPLATFORME.34.A
ENVIRONMENTCONTROLHeatingsystemE.40.B
ENVIRONMENTCONTROLAirconditioningsystemE.40.C
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ENVIRONMENTCONTROLHeating,ventilationandairconditioningE.40.D
SAFETYSECURITYACCESSORIESSafetyE.50.B
TOOLPOSITIONINGG
LIFTINGG.10.A
TILTINGG.20.A
SWINGINGG.40.A
WORKINGARMH
SINGLEARMTOOLATTACHMENTLiftH.50.B
TOOLSANDCOUPLERSJ
DIGGINGNonarticulateddiggingtoolsJ.20.B
LANDSCAPINGDozerbladeJ.40.F
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INTRODUCTION
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Contents
INTRODUCTION
Basicinstructions3
Generalspecification7
Conversionfactors11
Hydrauliccontamination13
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INTRODUCTION
Basicinstructions
TechnicalInformation
Thismanualhasbeenproducedbyanewtechnicalinformationsystem.Thisnewsystemisdesignedtodeliver
technicalinformationelectronicallythroughCDROMandinpapermanuals.AcodingsystemcalledICEhasbeen
developedtolinkthetechnicalinformationtootherProductSupportfunctionse.g.Warranty.
Technicalinformationiswrittentosupportthemaintenanceandserviceofthefunctionsorsystemsonacustomers
machine.Whenacustomerhasaconcernonhismachineitisusuallybecauseafunctionorsystemonhismachine
isnotworkingatall,isnotworkingefficiently,orisnotrespondingcorrectlytohiscommands.Whenyourefertothe
technicalinformationinthismanualtoresolvethatcustomersconcern,youwillfindalltheinformationclassifiedusing
thenewICEcoding,accordingtothefunctionsorsystemsonthatmachine.Onceyouhavelocatedthetechnical
informationforthatfunctionorsystemthenyouwillfindallthemechanical,electricalorhydraulicdevices,compo
nents,assembliesandsubassembliesforthatfunctionorsystem.Youwillalsofindallthetypesofinformationthat
havebeenwrittenforthatfunctionorsystem,thetechnicaldata(specifications),thefunctionaldata(howitworks),
thediagnosticdata(faultcodesandtroubleshooting)andtheservicedata(remove,installadjust,etc.).
ByintegratingthisnewICEcodingintotechnicalinformation,youwillbeabletosearchandretrievejusttheright
pieceoftechnicalinformationyouneedtoresolvethatcustomersconcernonhismachine.Thisismadepossibleby
attaching3categoriestoeachpieceoftechnicalinformationduringtheauthoringprocess.
ThefirstcategoryistheLocation,thesecondcategoryistheInformationTypeandthethirdcategoryistheProduct:
•LOCATIONisthecomponentorfunctiononthemachine,thatthepieceoftechnicalinformationisgoingto
describee.g.Fueltank.
•INFORMATIONTYPEisthepieceoftechnicalinformationthathasbeenwrittenforaparticularcomponentor
functiononthemachinee.g.CapacitywouldbeatypeofTechnicalDatathatwoulddescribetheamountoffuel
heldbytheFueltank.
•PRODUCTisthemodelthatthepieceoftechnicalinformationiswrittenfor.
Everypieceoftechnicalinformationwillhavethose3categoriesattachedtoit.Youwillbeabletouseanycombination
ofthosecategoriestofindtherightpieceoftechnicalinformationyouneedtoresolvethatcustomersconcernonhis
machine.
Thatinformationcouldbe:
•thedescriptionofhowtoremovethecylinderhead
•atableofspecificationsforahydraulicpump
•afaultcode
•atroubleshootingtable
•aspecialtool
HowtoUsethisManual
ThismanualisdividedintoSections.EachSectionisthendividedintoChapters.Contentspagesareincludedatthe
beginningofthemanual,theninsideeverySectionandinsideeveryChapter.AnalphabeticalIndexisincludedatthe
endofaChapter.PagenumberreferencesareincludedforeverypieceoftechnicalinformationlistedintheChapter
ContentsorChapterIndex.
EachChapterisdividedintofourInformationtypes:
•(D)T echnicalData(specifications)forallthemechanical,electricalorhydraulicdevices,componentsand,as
semblies.
•(C)FunctionalData(howitworks)forallthemechanical,electricalorhydraulicdevices,componentsandas
semblies.
•(G)DiagnosticData(faultcodes,electricalandhydraulictroubleshooting)forallthemechanical,electricalor
hydraulicdevices,componentsandassemblies.
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INTRODUCTION
•(F)Servicedata(removedisassembly,assemble,install)forallthemechanical,electricalorhydraulicdevices,
componentsandassemblies.
Sections
Sectionsaregroupedaccordingtothemainfunctionsorasystemsonthemachine.EachSectionisidentifiedby
aletterA,B,Cetc.TheamountofSectionsincludedinthemanualwilldependonthetypeandfunctionofthe
machinethatthemanualiswrittenfor.EachSectionhasaContentspagelistedinalphabetic/numericorder.This
tableillustrateswhichSectionscouldbeincludedinamanualforaparticularproduct.
SECTION
ADistributionSystems
BPowerProduction
CPowerTrain
DTravelling
EBodyandStructure
FFramePositioning
GT oolPositioning
HWorkingArm
JToolsandCouplers
KCropProcessing
LFieldProcessing
PRODUCT
TractorsXXXXXXXX
Vehicleswithworkingarms:backhoes,
excavators,skidsteers,.....
XXXXXXXXX
Combines,forageharvesters,balers,....XXXXXXXXXX
Seeding,planting,floating,spraying
equipment,....
XXXXXXXXX
Mountedequipmentandtools,.....XXXX
Chapters
EachChapterisidentifiedbyaletterandnumbercombinatione.g.EngineB.10.AThefirstletterisidenticaltothe
Sectionletteri.e.ChapterB.10isinsideSectionB,PowerProduction.
CONTENTS
TheChapterContentslistsallthe(D)technicaldata(specifications),(C)functionaldata(howitworks),(F)service
data(remove,installadjust,etc.)and(G)diagnosticdata(faultcodesandtroubleshooting)thathavebeenwrittenin
thatChapterforthatfunctionorsystemonthemachine.
Contents
POWERPRODUCTION
ENGINE_10.A
TECHNICALDATA
ENGINEGeneralspecification(B.10.AD.40.A.10)3
FUNCTIONALDATA
ENGINEDynamicdescription(B.10.AC.30.A.10)4
SERVICE
ENGINERemove(B.10.AF.10.A.10)5
DIAGNOSTIC
ENGINETroubleshooting(B.10.AG.40.A.10)6
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