Case 2050m stage iiib User manual

SERVICE MANUAL

1/2

2050M

Stage IIIB

Crawler Dozer

PIN NCDC25000 and above;

PIN NDDC25000 and above;

PIN NEDC20000 and above;

PIN NFDC20000 and above

SERVICE MANUAL

2050M

Stage IIIB

Crawler Dozer

PIN NCDC25000 and above; PIN NDDC25000 and above;

PIN NEDC20000 and above; PIN NFDC20000 and above

Part number 47907872

2nd edition English

October 2015

Replaces part number 47645619

Part number 47907872

SERVICEMANUAL

2050MExtendedLongTrack(XLT),Bulldozer(BD)Blade[NCDC25000-],

2050MExtendedLongTrack(XLT),Bulldozer(BD)Blade[NDDC25000-],

2050MExtendedLongTrack(XLT),Bulldozer(BD)Blade[NEDC20000-]

,2050MExtendedLongTrack(XLT),Bulldozer(BD)Blade[NFDC20000-],

2050MExtraLongTrack(XLT),PowerAngleTilt(PAT)Blade[NCDC25000-],

2050MExtraLongTrack(XLT),PowerAngleTilt(PAT)Blade[NDDC25000-],

2050MExtraLongTrack(XLT),PowerAngleTilt(PAT)Blade[NEDC20000-]

,2050MExtraLongTrack(XLT),PowerAngleTilt(PAT)Blade[NFDC20000

-],2050MLongTrack(LT),Bulldozer(BD)Blade[NCDC25000-],2050M

LongTrack(LT),Bulldozer(BD)Blade[NDDC25000-],2050MLongTrack

(LT),Bulldozer(BD)Blade[NEDC20000-],2050MLongTrack(LT),Bulldozer

(BD)Blade[NFDC20000-],2050MLongTrack(LT),PowerAngleTilt(PAT)

Blade[NCDC25000-],2050MLongTrack(LT),PowerAngleTilt(PAT)Blade

[NDDC25000-],2050MLongTrack(LT),PowerAngleTilt(PAT)Blade

[NEDC20000-],2050MLongTrack(LT),PowerAngleTilt(PAT)Blade

[NFDC20000-],2050MWideTrack(WT)/LowGroundPressure(LGP),

Bulldozer(BD)Blade[NCDC25000-],2050MWideTrack(WT)/LowGround

Pressure(LGP),Bulldozer(BD)Blade[NDDC25000-],2050MWideTrack

(WT)/LowGroundPressure(LGP),Bulldozer(BD)Blade[NEDC20000-],

2050MWideTrack(WT)/LowGroundPressure(LGP),Bulldozer(BD)Blade

[NFDC20000-],2050MWideTrack(WT)/LowGroundPressure(LGP),

PowerAngleTilt(PAT)Blade[NCDC25000-],2050MWideTrack(WT)/Low

GroundPressure(LGP),PowerAngleTilt(PAT)Blade[NDDC25000-],2050M

WideTrack(WT)/LowGroundPressure(LGP),PowerAngleTilt(PAT)Blade

[NEDC20000-],2050MWideTrack(WT)/LowGroundPressure(LGP),

PowerAngleTilt(PAT)Blade[NFDC20000-]

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LinkProduct/Engine

ProductMarketProductEngine

2050MLongTrack(LT),

PowerAngleTilt(PAT)Blade

[NCDC25000-]

EuropeF4HFE613J*A007

2050MLongTrack(LT),

PowerAngleTilt(PAT)Blade

[NDDC25000-]

EuropeF4HFE613J*A007

2050MLongTrack(LT),

PowerAngleTilt(PAT)Blade

[NEDC20000-]

EuropeF4HFE613J*A007

2050MLongTrack(LT),Power

AngleTilt(PAT)Blade[NFDC20000

EuropeF4HFE613J*A007

2050MLongTrack(LT),Bulldozer

(BD)Blade[NCDC25000-]

EuropeF4HFE613J*A007

2050MLongTrack(LT),Bulldozer

(BD)Blade[NDDC25000-]

EuropeF4HFE613J*A007

2050MLongTrack(LT),Bulldozer

(BD)Blade[NEDC20000-]

EuropeF4HFE613J*A007

2050MLongTrack(LT),Bulldozer

(BD)Blade[NFDC20000-]

EuropeF4HFE613J*A007

2050MExtraLongTrack(XLT),

PowerAngleTilt(PAT)Blade

[NCDC25000-]

EuropeF4HFE613J*A007

2050MExtraLongTrack(XLT),

PowerAngleTilt(PAT)Blade

[NDDC25000-]

EuropeF4HFE613J*A007

2050MExtraLongTrack(XLT),

PowerAngleTilt(PAT)Blade

[NEDC20000-]

EuropeF4HFE613J*A007

2050MExtraLongTrack(XLT),

PowerAngleTilt(PAT)Blade

[NFDC20000-]

EuropeF4HFE613J*A007

2050MWideTrack(WT)/

LowGroundPressure(LGP),

PowerAngleTilt(PAT)Blade

[NCDC25000-]

EuropeF4HFE613J*A007

2050MWideTrack(WT)/

LowGroundPressure(LGP),

PowerAngleTilt(PAT)Blade

[NDDC25000-]

EuropeF4HFE613J*A007

2050MWideTrack(WT)/

LowGroundPressure(LGP),

PowerAngleTilt(PAT)Blade

[NEDC20000-]

EuropeF4HFE613J*A007

2050MWideTrack(WT)/

LowGroundPressure(LGP),

PowerAngleTilt(PAT)Blade

[NFDC20000-]

EuropeF4HFE613J*A007

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ProductMarketProductEngine

2050MExtendedLongTrack

(XLT),Bulldozer(BD)Blade

[NCDC25000-]

EuropeF4HFE613J*A007

2050MExtendedLongTrack

(XLT),Bulldozer(BD)Blade

[NDDC25000-]

EuropeF4HFE613J*A007

2050MExtendedLongTrack

(XLT),Bulldozer(BD)Blade

[NEDC20000-]

EuropeF4HFE613J*A007

2050MExtendedLongTrack

(XLT),Bulldozer(BD)Blade

[NFDC20000-]

EuropeF4HFE613J*A007

2050MWideTrack(WT)/Low

GroundPressure(LGP),Bulldozer

(BD)Blade[NCDC25000-]

EuropeF4HFE613J*A007

2050MWideTrack(WT)/Low

GroundPressure(LGP),Bulldozer

(BD)Blade[NDDC25000-]

EuropeF4HFE613J*A007

2050MWideTrack(WT)/Low

GroundPressure(LGP),Bulldozer

(BD)Blade[NEDC20000-]

EuropeF4HFE613J*A007

2050MWideTrack(WT)/Low

GroundPressure(LGP),Bulldozer

(BD)Blade[NFDC20000-]

EuropeF4HFE613J*A007

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Contents

INTRODUCTION

Engine.......................................................................................10

[10.001]Engineandcrankcase.............................................................10.1

[10.216]Fueltanks..........................................................................10.2

[10.206]Fuellters..........................................................................10.3

[10.202]Aircleanersandlines..............................................................10.4

[10.250]Turbochargerandlines.............................................................10.5

[10.500]SelectiveCatalyticReduction(SCR)exhausttreatment...........................10.6

[10.400]Enginecoolingsystem.............................................................10.7

[10.414]Fananddrive......................................................................10.8

[10.310]Aftercooler..........................................................................10.9

[10.304]Enginelubricationsystem........................................................10.10

Hydrostaticdrive.........................................................................29

[29.218]Pumpandmotorcomponents......................................................29.1

Brakesandcontrols....................................................................33

[33.110]Parkingbrakeorparkinglock......................................................33.1

[33.202]Hydraulicservicebrakes...........................................................33.2

Hydraulicsystems.......................................................................35

[35.300]Reservoir,cooler,andlters........................................................35.1

[35.104]Fixeddisplacementpump..........................................................35.2

[35.106]Variabledisplacementpump.......................................................35.3

[35.105]Chargepump.......................................................................35.4

[35.359]Maincontrolvalve..................................................................35.5

[35.741]Dozerbladecylinders..............................................................35.6

[35.525]Auxiliaryhydraulicvalvesandlines................................................35.7

[35.752]Hydraulicfandrivecoolingsystem.................................................35.8

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[35.000]Hydraulicsystems..................................................................35.9

Framesandballasting.................................................................39

[39.100]Frame..............................................................................39.1

Tracksandtracksuspension........................................................48

[48.130]Trackframeanddrivingwheels....................................................48.1

[48.100]Tracks..............................................................................48.2

[48.134]Tracktensionunits.................................................................48.3

[48.138]Trackrollers........................................................................48.4

[48.140]Dropboxandnaldrive............................................................48.5

Cabclimatecontrol.....................................................................50

[50.100]Heating.............................................................................50.1

[50.104]Ventilation..........................................................................50.2

[50.200]Airconditioning.....................................................................50.3

Electricalsystems.......................................................................55

[55.000]Electricalsystem...................................................................55.1

[55.011]Fueltanksystem...................................................................55.2

[55.015]Enginecontrolsystem..............................................................55.3

[55.030]Servicebrakeelectricalsystem....................................................55.4

[55.050]Heating,Ventilation,andAir-Conditioning(HVAC)controlsystem.................55.5

[55.100]Harnessesandconnectors.........................................................55.6

[55.201]Enginestartingsystem.............................................................55.7

[55.202]Coldstartaid.......................................................................55.8

[55.301]Alternator...........................................................................55.9

[55.302]Battery............................................................................55.10

[55.408]Warningindicators,alarms,andinstruments....................................55.11

[55.512]Cabcontrols......................................................................55.12

[55.518]Wiperandwashersystem........................................................55.13

[55.988]SelectiveCatalyticReduction(SCR)electricalsystem..........................55.14

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[55.DTC]FAULTCODES..................................................................55.15

Dozerbladeandarm...................................................................86

[86.110]Dozerblade........................................................................86.1

[86.124]Dozerpushbeamsandstruts......................................................86.2

Tools.........................................................................................89

[89.128]Ripperassembly...................................................................89.1

Platform,cab,bodywork,anddecals.............................................90

[90.150]Cab.................................................................................90.1

[90.114]Operatorprotections...............................................................90.2

[90.124]Pneumatically-adjustedoperatorseat..............................................90.3

[90.100]Enginehoodandpanels...........................................................90.4

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INTRODUCTION

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Contents

INTRODUCTION

Foreword-Importantnoticeregardingequipmentservicing(*)................................3

Safetyrules(*)..................................................................................4

Safetyrules-Personalsafety(*)...............................................................5

Safetyrules-Ecologyandtheenvironment(*)...............................................12

Safetyrules-Donotoperatetag(*)..........................................................13

Basicinstructions-Shopandassembly(*)...................................................14

Torque-Minimumtighteningtorquesfornormalassembly(*)...............................16

Torque-Standardtorquedataforhydraulics(*)..............................................19

Torque-Specialtorques(*)...................................................................21

Enginecoolingsystem-Basicinstructions(*)................................................23

Maintenancechart(*).........................................................................25

Basicinstructions-Movingadisabledmachine(*)...........................................27

Hydrauliccontamination(*)...................................................................36

Conversionfactors(*).........................................................................37

Consumables-Loctite®productchart(*)....................................................39

Enginelubricationsystem-Consumables(*)................................................45

Capacities(*).................................................................................46

Productidentication(*)......................................................................49

Productidentication-Machineorientation(*)...............................................51

(*)Seecontentforspecicmodels

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INTRODUCTION

Foreword-Importantnoticeregardingequipmentservicing

2050MWE

Allrepairandmaintenanceworklistedinthismanualmustbecarriedoutonlybyqualieddealershippersonnel,

strictlycomplyingwiththeinstructionsgiven,andusing,wheneverpossible,thespecialtools.

Anyonewhoperformsrepairandmaintenanceoperationswithoutcomplyingwiththeproceduresprovidedherein

shallberesponsibleforanysubsequentdamages.

Themanufacturerandalltheorganizationsofitsdistributionchain,including-withoutlimitation-national,regional,or

localdealers,rejectanyresponsibilityfordamagescausedbypartsand/orcomponentsnotapprovedbythemanu-

facturer,includingthoseusedfortheservicingorrepairoftheproductmanufacturedormarketedbythemanufacturer.

Inanycase,nowarrantyisgivenorattributedontheproductmanufacturedormarketedbythemanufacturerincase

ofdamagescausedbypartsand/orcomponentsnotapprovedbythemanufacturer.

Themanufacturerreservestherighttomakeimprovementsindesignandchangesinspecicationsatanytimewithout

noticeandwithoutincurringanyobligationtoinstallthemonunitspreviouslysold.Specications,descriptions,and

illustrativematerialhereinareasaccurateasknownattimeofpublicationbutaresubjecttochangewithoutnotice.

Incaseofquestions,refertoyourCASECONSTRUCTIONSalesandServiceNetworks.

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