Case 2050M User manual

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2050M
Crawler Dozer
SERVICE MANUAL
Crawler Dozer
2050M
Part number 48037321A
2nd edition English
June 2018
© 2018 CNH Industrial Latin America LTDA. All Rights Reserved.
SERVICE MANUAL
Part number 48037321

SERVICEMANUAL
2050MXLT,Withcab,Tier2,PowerAngleTilt(PAT)Blade,MadeinBrazil
2050MXLT,Withcab,Tier3,PowerAngleTilt(PAT)Blade,MadeinBrazil
2050MXLT,Withcab,Tier3,Bulldozer(BD)Blade,MadeinBrazil
2050MXLT ,Withcab,Tier2,Bulldozer(BD)Blade,MadeinBrazil
48037321A28/05/2018
EN

LinkProduct/Engine
ProductMarketProductEngine
2050MXLT,comcabine,Tier2,
lâminaPowerAngleTilt(PAT),
feitonoBrasil
LatinAmericaF4HFA613N*E002
2050MXLT,comcabine,Tier2,
lâminaBulldozer(BD),feitono
Brasil
LatinAmericaF4HFA613N*E002
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Contents
INTRODUCTION
Engine.......................................................................................10
[10.001]Engineandcrankcase.............................................................10.1
[10.216]Fueltanks..........................................................................10.2
[10.250]Turbochargerandlines.............................................................10.3
[10.254]Intakeandexhaustmanifoldsandmufer.........................................10.4
[10.400]Enginecoolingsystem.............................................................10.5
[10.414]Fananddrive......................................................................10.6
[10.310]Aftercooler..........................................................................10.7
[10.304]Enginelubricationsystem..........................................................10.8
Rearaxlesystem........................................................................27
[27.120]Planetaryandnaldrives..........................................................27.1
Hydrostaticdrive.........................................................................29
[29.218]Pumpandmotorcomponents......................................................29.1
Brakesandcontrols....................................................................33
[33.110]Parkingbrakeorparkinglock......................................................33.1
[33.202]Hydraulicservicebrakes...........................................................33.2
Hydraulicsystems.......................................................................35
[35.000]Hydraulicsystems..................................................................35.1
[35.300]Reservoir,cooler,andlters........................................................35.2
[35.104]Fixeddisplacementpump..........................................................35.3
[35.106]Variabledisplacementpump.......................................................35.4
[35.105]Chargepump.......................................................................35.5
[35.359]Maincontrolvalve..................................................................35.6
[35.741]Dozerbladecylinders..............................................................35.7
[35.752]Hydraulicfandrivecoolingsystem.................................................35.8
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Framesandballasting.................................................................39
[39.100]Frame..............................................................................39.1
Tracksandtracksuspension........................................................48
[48.134]Tracktensionunits.................................................................48.1
[48.138]Trackrollers........................................................................48.2
[48.140]Dropboxandnaldrive............................................................48.3
Cabclimatecontrol.....................................................................50
[50.100]Heating.............................................................................50.1
[50.104]Ventilation..........................................................................50.2
Electricalsystems.......................................................................55
[55.000]Electricalsystem...................................................................55.1
[55.011]Fueltanksystem...................................................................55.2
[55.014]Engineintakeandexhaustsystem.................................................55.3
[55.015]Enginecontrolsystem..............................................................55.4
[55.030]Servicebrakeelectricalsystem....................................................55.5
[55.050]Heating,Ventilation,andAir-Conditioning(HVAC)controlsystem.................55.6
[55.100]Harnessesandconnectors.........................................................55.7
[55.201]Enginestartingsystem.............................................................55.8
[55.202]Coldstartaid.......................................................................55.9
[55.301]Alternator.........................................................................55.10
[55.302]Battery............................................................................55.11
[55.512]Cabcontrols......................................................................55.12
[55.518]Wiperandwashersystem........................................................55.13
[55.DTC]FAULTCODES..................................................................55.14
Dozerbladeandarm...................................................................86
[86.110]Dozerblade........................................................................86.1
[86.124]Dozerpushbeamsandstruts......................................................86.2
Tools.........................................................................................89
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[89.128]Ripperassembly...................................................................89.1
Platform,cab,bodywork,anddecals.............................................90
[90.150]Cab.................................................................................90.1
[90.114]Operatorprotections...............................................................90.2
[90.100]Enginehoodandpanels...........................................................90.3
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INTRODUCTION
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Contents
INTRODUCTION
Foreword-Importantnoticeregardingequipmentservicing....................................3
Foreword-Howtouseandnavigatethroughthismanual(*)..................................4
Safetyrules(*)..................................................................................9
Safetyrules(Signalworddenitions)(*)......................................................10
Safetyrules(*)................................................................................11
Safetyrules(Weldworks)(*).................................................................13
Safetyrules-(Machineservice)(*)...........................................................15
Torque(*).....................................................................................23
Torque-Standardtorquedataforhydraulics(*)..............................................27
Torque-Specialtorques......................................................................29
Basicinstructions-Shopandassembly......................................................31
Basicinstructions(Dailyinspection)(*).......................................................33
Generalspecications(*).....................................................................35
Tracks(*)......................................................................................37
Machinespecicationsanddimensions(*)...................................................38
Ripperspecications(*)......................................................................40
Machineweights(*)...........................................................................41
Conversionfactors(*).........................................................................42
Consumables(*)..............................................................................55
Consumables-Loctite®productchart........................................................57
Hydrauliccontamination......................................................................63
Productidentication(Sidesofthemachine)(*)..............................................64
Partidentication-(Identicationplates)(*)..................................................65
Partidentication(Accessdoorsandllinglocations)(*).....................................67
Productoverview-(MachineComponents)(*)...............................................71
(*)Seecontentforspecicmodels
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