CASE CONSTRUCTION CX350C Manuel utilisateur

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CX350C

CX380C

Crawler Excavator

SERVICE MANUAL

Crawler Excavator

CX350C

CX380C

Part number 47877018

English

July 2015

SERVICE MANUAL

Part number 47877018

SERVICEMANUAL

CX350CCrawlerexcavatorSTDversion(TIER3)-CHINAMarket

CX380CCrawlerexcavatorLCversion(TIER3)-CHINAMarket

4787701801/07/2015

Contents

INTRODUCTION

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

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

[10.102]Panandcovers....................................................................10.2

[10.106]Valvedriveandgears..............................................................10.3

[10.101]Cylinderheads.....................................................................10.4

[10.105]Connectingrodsandpistons.......................................................10.5

[10.103]Crankshaftandywheel............................................................10.6

[10.216]Fueltanks..........................................................................10.7

[10.206]Fuellters..........................................................................10.8

[10.218]Fuelinjectionsystem...............................................................10.9

[10.250]Turbochargerandlines...........................................................10.10

[10.254]Intakeandexhaustmanifoldsandmufer.......................................10.11

[10.501]ExhaustGasRecirculation(EGR)-DieselParticulateFilter(DPF)exhaust

treatment..................................................................................10.12

[10.400]Enginecoolingsystem...........................................................10.13

[10.414]Fananddrive....................................................................10.14

[10.310]Aftercooler........................................................................10.15

[10.304]Enginelubricationsystem........................................................10.16

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

[35.000]Hydraulicsystems..................................................................35.1

[35.300]Reservoir,cooler,andlters........................................................35.2

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

[35.102]Pumpcontrolvalves................................................................35.4

[35.304]Combinationpumpunits...........................................................35.5

[35.359]Maincontrolvalve..................................................................35.6

[35.357]Pilotsystem........................................................................35.7

4787701801/07/2015

[35.355]Hydraulichandcontrol.............................................................35.8

[35.356]Hydraulicfootcontrol...............................................................35.9

[35.352]Hydraulicswingsystem..........................................................35.10

[35.353]Hydraulictravelsystem..........................................................35.11

[35.354]Hydrauliccentraljoint............................................................35.12

[35.736]Boomhydraulicsystem..........................................................35.13

[35.737]Dipperhydraulicsystem..........................................................35.14

[35.738]Excavatorandbackhoebuckethydraulicsystem................................35.15

[35.360]Hammerandrotatingbuckethydraulicsystem..................................35.16

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

[39.140]Ballastsandsupports..............................................................39.1

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

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

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

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

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

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

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

[50.200]Airconditioning.....................................................................50.2

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

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

[55.100]Harnessesandconnectors.........................................................55.2

[55.525]Cabenginecontrols................................................................55.3

[55.015]Enginecontrolsystem..............................................................55.4

[55.201]Enginestartingsystem.............................................................55.5

[55.301]Alternator...........................................................................55.6

[55.302]Battery..............................................................................55.7

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

4787701801/07/2015

[55.010]Fuelinjectionsystem...............................................................55.9

[55.014]Engineintakeandexhaustsystem...............................................55.10

[55.989]ExhaustGasRecirculation(EGR)electricalsystem.............................55.11

[55.012]Enginecoolingsystem...........................................................55.12

[55.013]Engineoilsystem................................................................55.13

[55.640]Electronicmodules...............................................................55.14

[55.512]Cabcontrols......................................................................55.15

[55.036]Hydraulicsystemcontrol.........................................................55.16

[55.051]CabHeating,Ventilation,andAir-Conditioning(HVAC)controls.................55.17

[55.050]Heating,Ventilation,andAir-Conditioning(HVAC)controlsystem...............55.18

[55.416]Swingcontrolsystem............................................................55.19

[55.417]Travelcontrolsystem............................................................55.20

[55.530]Camera...........................................................................55.21

[55.518]Wiperandwashersystem........................................................55.22

[55.404]Externallighting..................................................................55.23

[55.514]Cablighting......................................................................55.24

[55.408]Warningindicators,alarms,andinstruments....................................55.25

[55.992]Anti-theftsystem.................................................................55.26

[55.DTC]FAULTCODES..................................................................55.27

Booms,dippers,andbuckets.......................................................84

[84.910]Boom...............................................................................84.1

[84.912]Dipperarm.........................................................................84.2

[84.100]Bucket..............................................................................84.3

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

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

[90.156]Cabglazing........................................................................90.2

[90.120]Mechanically-adjustedoperatorseat...............................................90.3

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

4787701801/07/2015

INTRODUCTION

4787701801/07/2015

INTRODUCTION

Safetyrules

Personalsafety

Thisisthesafetyalertsymbol.Itisusedtoalertyoutopotentialpersonalinjuryhazards.Obeyall

safetymessagesthatfollowthissymboltoavoidpossibledeathorinjury.

ThroughoutthismanualyouwillndthesignalwordsDANGER,WARNING,andCAUTIONfollowedbyspecialin-

structions.Theseprecautionsareintendedforthepersonalsafetyofyouandthoseworkingwithyou.

Readandunderstandallthesafetymessagesinthismanualbeforeyouoperateorservicethemachine.

DANGERindicatesahazardoussituationthat,ifnotavoided,willresultindeathorseriousinjury.

WARNINGindicatesahazardoussituationthat,ifnotavoided,couldresultindeathorseriousinjury.

CAUTIONindicatesahazardoussituationthat,ifnotavoided,couldresultinminorormoderateinjury.

FAILURETOFOLLOWDANGER,WARNING,ANDCAUTIONMESSAGESCOULDRESULT

INDEATHORSERIOUSINJURY .

Machinesafety

NOTICE:Noticeindicatesasituationthat,ifnotavoided,couldresultinmachineorpropertydamage.

ThroughoutthismanualyouwillndthesignalwordNoticefollowedbyspecialinstructionstopreventmachineor

propertydamage.ThewordNoticeisusedtoaddresspracticesnotrelatedtopersonalsafety.

Information

NOTE:Noteindicatesadditionalinformationthatclariessteps,procedures,orotherinformationinthismanual.

ThroughoutthismanualyouwillndthewordNotefollowedbyadditionalinformationaboutastep,procedure,or

otherinformationinthemanual.ThewordNoteisnotintendedtoaddresspersonalsafetyorpropertydamage.

4787701801/07/2015

INTRODUCTION

Safetyrules–Generalinformation

Cleaning

Cleanthemetalpartswithcleaningsolutionthatmeetsthestandardandsteamcleaning.(exceptforbearings)

Aftercleaning,drywell,andinjectoilinallparts.

Alsoinjectoilintothebearingsafterdrying.

Inspection

Whendisassemblingparts,checkalltheparts.

Ifthereareanywornordamagedparts,replacethem.

Inspectcarefullytopreventinitialbreakdowns.

Bearing

Replaceanyloosebearings.

Airdrybearingsbeforeinstallingthem.

Needlebearing

Wheninsertingneedlebearings,beverycarefulnottodamagethem.

Applygreasetothesectionwheretheneedlebearingwillbeinserted.

Gear

Checkthatthereisnowearandnodamage.

Oilseal,O-ring,gasket

Alwaysinstallnewoilseals,O-rings,andgaskets.

ApplygreasetosectionswhereoilsealsandO-ringswillbeinserted.

Shaft

Checkthatthereisnowearandnodamage.

Checkthebearingsandcheckfordamagedoilsealsontheshaft.

Serviceparts

InstallCASECONSTRUCTIONgenuineserviceparts.

Whenplacinganorder,checkthepartscatalog.ItcontainstheCASECONSTRUCTIONgenuinepartnumbers.

Anybreakdownsarisingfromtheinstallationofnon-genuinepartsarenotcoveredbythewarranty.

Lubricants(fuel,hydraulicoil)

Usetheoilfromthespeciedcompanyorspeciedintheoperator'smanualorserviceManual.

Anybreakdownsarisingfromanyfuelorhydraulicoilotherthanthosespeciedarenotcoveredbythewarranty.

4787701801/07/2015

SERVICEMANUAL

Engine

CX350CCrawlerexcavatorSTDversion(TIER3)-CHINAMarket

CX380CCrawlerexcavatorLCversion(TIER3)-CHINAMarket

4787701801/07/2015

Engine-Engineandcrankcase

Engine-Generalspecication

Enginemaindata

ItemEnginemodel6HK1X

TypeDiesel/4-cycle/water-cooled,inline6cylinder

OHC

ShapeofcombustionchamberDirectinjectiontype

CylinderlinertypeDrytype

Cylinderborexstroke115mm(4.53in)x125mm(4.92in)

Displacement7.790L(2.05790USgal)

Compressionratio17.5

Compressionpressure3.04MPa(441psi)200RPM

Idlingenginespeed900RPM

In0.4mm(0.016in)(whileengineiscool)

ValveclearanceOut0.4mm(0.016in)(whileengineiscool)

IgnitiontypeCompressionignition

Injectionorder1,5,3,6,2,4

Lubricationsystem

LubricationtypePressuretype

OilpumptypeGeartype

Lubricationoilamount28-38L(9.5-12.2USgal)

OilltertypeFull-owlter(cartridgetype)

OilcooledtypeBuilt-in,watercooled

Coolingsystem

CoolingtypeWatercooled

RadiatortypeCorrugatedn(pressuretype)

WaterpumptypeCentrifugal,belttype

Thermostattype2-waxtypeunit

82°C(180°F)withoutjigglevalveThermostatvalveopeningtemperature85°C(185°F)withjigglevalve

Coolantcapacity14.5L(4.2USgal)

Fuelsystem

InjectionpumptypeElectroniccontrolcommonrailtype

GovernortypeElectronictype

TimertypeElectronictype

InjectionnozzletypePoroustype,7holes,innerdiameterØ0.16mm

(0.0063in)

Batterysystem

GeneratortypeACtype

Output24V/50A

RegulatortypeIC

Startersystem

StartertypeReductiontype

Output24V/5.0kW

PreheatsystemtypeGlowplug

Glowplugstandardvoltage/current23V/3.5A

4787701801/07/2015

10.1[10.001]/3

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