Case CX350D, CX370D Crawler Excavator Service Repair Manual by Repair manual download

SERVICEMANUAL CX350DCrawlerexcavatorsLCversion(TIER4FINAL)-EUMarket CX350DCrawlerexcavatorsNLCversion(TIER4FINAL)-EUMarket CX370DCrawlerexcavatorsLCversion(TIER4FINAL)-EUMarket CX370DCrawlerexcavatorsNLCversion(TIER4FINAL)-EUMarket 4784302721/05/2015

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 [10.218]Fuelinjectionsystem...............................................................10.9 [10.202]Aircleanersandlines............................................................10.10 [10.250]Turbochargerandlines...........................................................10.11 [10.501]ExhaustGasRecirculation(EGR)-DieselParticulateFilter(DPF)exhaust [10.400]Enginecoolingsystem...........................................................10.15 [10.414]Fananddrive....................................................................10.16 [10.310]Aftercooler........................................................................10.17 [10.304]Enginelubricationsystem........................................................10.18 Hydraulicsystems.......................................................................35 [35.000]Hydraulicsystems..................................................................35.1 [35.102]Pumpcontrolvalves................................................................35.4 [35.304]Combinationpumpunits...........................................................35.5 4784302721/05/2015

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 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 4784302721/05/2015

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[55.051]CabHeating,Ventilation,andAir-Conditioning(HVAC)controls.................55.19 [55.524]Cabcontrols(Liftarm,Boom,Dipper,Bucket)...................................55.21 [55.992]Anti-theftsystem.................................................................55.29 [55.DTC]FAULTCODES..................................................................55.30 Booms,dippers,andbuckets.......................................................84 [84.910]Boom...............................................................................84.1 Platform,cab,bodywork,anddecals.............................................90 4784302721/05/2015

[90.118]Protectionsandfootboards.........................................................90.3 [90.120]Mechanically-adjustedoperatorseat...............................................90.4 4784302721/05/2015

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INTRODUCTION

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Contents INTRODUCTION Safetyrules.....................................................................................4 Safetyrules–Generalinformation.............................................................5 Torque–Boltandnut.........................................................................12 Torque–Specialtorquesetting...............................................................13 Generalspecification(*)......................................................................19 Generalspecification(*)......................................................................24 Generalspecification(*)......................................................................29 Generalspecification(*)......................................................................33 Weight(*).....................................................................................46 Weight(*).....................................................................................49 Weight(*).....................................................................................52 Weight(*).....................................................................................55 Dimension(*).................................................................................58 Dimension(*).................................................................................62 Dimension(*).................................................................................66 Dimension(*).................................................................................69 Conversionfactors............................................................................72 Consumables.................................................................................84 Capacities.....................................................................................87 Abbreviation..................................................................................88 Productidentification..........................................................................91 4784302721/05/2015 2

INTRODUCTION Foreword-Importantnoticeregardingequipmentservicing Anyonewhoperformsrepairandmaintenanceoperationswithoutcomplyingwiththeproceduresprovidedherein Themanufacturerreservestherighttomakeimprovementsindesignandchangesinspecificationsatanytimewithout illustrativematerialhereinareasaccurateasknownattimeofpublicationbutaresubjecttochangewithoutnotice. 4784302721/05/2015 3

INTRODUCTION Safetyrules Personalsafety ThroughoutthismanualyouwillfindthesignalwordsDANGER,WARNING,andCAUTIONfollowedbyspecialinFAILURETOFOLLOWDANGER,WARNING,ANDCAUTIONMESSAGESCOULDRESULT INDEATHORSERIOUSINJURY. Machinesafety NOTICE: Noticeindicatesasituationthat,ifnotavoided,couldresultinmachineorpropertydamage. ThroughoutthismanualyouwillfindthesignalwordNoticefollowedbyspecialinstructionstopreventmachineor propertydamage.ThewordNoticeisusedtoaddresspracticesnotrelatedtopersonalsafety. Information NOTE: 4784302721/05/2015 4

INTRODUCTION Safetyrules–Generalinformation Cleaning Aftercleaning,drywell,andinjectoilinallparts. Inspection Bearing Needlebearing Gear Alwaysinstallnewoilseals,O-rings,andgaskets. Shaft Checkthebearingsandcheckfordamagedoilsealsontheshaft. Serviceparts InstallCASECONSTRUCTIONgenuineserviceparts. Lubricants(fuel,hydraulicoil) Usetheoilfromthespecifiedcompanyorspecifiedintheoperator'smanualorserviceManual. 4784302721/05/2015 5

INTRODUCTION Safetyrules–Personalsafety WARNING: Itgivesinformationconcerningthesafetyoftheoperatorandthoseinthesurroundings. Alwayscomplywithwarningsandprecautionssoastoavoidanyaccidents. Checkwhetherallwarninglabelsareinplace. WARNING: Readtheoperator'smanualtogainathoroughunderstandingofmachinecontroloperations. WARNING: WARNING: WARNING: Checkthesafetymessagesintheoperator'smanualbeforestartingtheengine. Checkthatnooneiswithinthemachine’soperatingrange. Theoperator'smanualcanbepurchasedatyourCASECONSTRUCTIONdealer. WARNING: Workingwithsloppyclothesorclotheswithwhichsafetycannotbeensuredleadstodamagetothemachine andinjurytotheoperator. Inordertoworkmoresafely,itisrecommendedtowearadditionalsafetyequipment. WARNING: WARNING: 4784302721/05/2015 6

INTRODUCTION WARNING: Checkthatthereisnooneinthesurroundingsbeforedrainingthepressurefromhydrauliccircuitsduring WARNING: Usegloveswhenhandlinghigh-temperatureparts. WARNING: WARNING: WARNING: WARNING: Weareyeprotectionwhenusingahammertoinstallapinorwhenworkingwithagrinder. WARNING: WARNING: Checktheoil,coolant,grease,andtools. Payenoughattentiontosafety. WARNING: Someofthemachine'spartsareextremelyheavy. Forweightsandprocedures,seetheServiceManual. WARNING: Exhaustgasesaretoxic. WARNING: 4784302721/05/2015 7

INTRODUCTION Safetyrules–ROPSjudgment 1.Purpose CompliancewithROPSishighlydependentonitsdeadweightandboom. However,thejudgmentisrequiredbecauseitsdeadweightorboompositionmaygobeyondtheassumptionde2.ROPScriteria Weight Itisnotapplicablebeyondthecriterion. TheROPS-compliantmodelshallnotexceedtheweightshowninthetable. (ThefollowingweightisshownonthedecalintheROPScab.) Grossbodyweight Class CX130D CX160D20500kg ( 45194.76lb)orless CX180D CX210D CX250D32000kg ( 70547.92lb)orless CX300D CX350D 40000kg ( 88184.90lb)orless CX370D Boomposition Warning • • • SMIL14CEX2001EA 1 (a)Groundpoint 4784302721/05/2015 8

INTRODUCTION Moreover,itcannotbesaidthatthe24-tonmodel,closetothelimitweight,withacabthatcanbearupto31-tonsand 3.Prohibitions • ficationasreducesthefunctionoftheretaininganchorintheleftrearofthecab) • SuchmodificationasaffectstheROPSstrengthoftheROPScab. Modificationprohibited(Redcomponents) Allchanges(grinding,welding,drilling,removal,etc.) Conditionalmodificationpermitted(Graycomponents)Weldinganddrillingofbars(limitedto 20mm ( 0.79in ) orlessindiameter)areallowed. Cab(CX130D/CX160D/CX180D) SMPH15CEX5805FA 2 4784302721/05/2015 9

INTRODUCTION Cab(CX210D/CX250D/CX300D) SMIL14CEX2002FA 3 4784302721/05/2015

INTRODUCTION Cab(CX350D/CX370D) SMIL14CEX2003FA 4 4784302721/05/2015 11

INTRODUCTION Torque–Boltandnut • LPIL12CX00005EA 1 • L OCTITE ® old L OCTITE ® L OCTITE ® Torquetable Boltnominal diameter(size) M6M8M10M12M14M16M18M20 Wrench 10mm13mm17mm19mm22mm24mm27mm30mm Hexagon bolt ingtorque 6.9N·m ( ) 19.6N·m ( ) 39.2N·m ( ) 58.8N·m ( ) 98.1N·m ( ) 156.9N· m( 3lbft ) 196.1N· m( 6lbft ) 294.2N· m( 1lbft ) Wrench 5mm 6mm8mm10mm12mm14mm14mm17mm Hexagon socket headbolt ingtorque 8.8N·m ( 6.491lb ) 21.6N·m ( 15.931lb ) 42.1N·m ( 31.051lb ) 78.5N·m ( 57.899lb ) 117.7N·m ( 86.811lb ) 176.5N· m( 130.18 0lbft ) 245.2N· m( 180.85 0lbft ) 343.2N· m( 253.13 1lbft ) 4784302721/05/2015

INTRODUCTION Torque–Specialtorquesetting Code Retighteninglocation Nominalbolt diameter Wrench Tighteningtorque Travelmotor M2436mm ( 664-775lbft ) Drivesprocket M2030mm ( ) M1624mm ( ) Upperroller M2030mm ( ) Lowerroller M2436mm ( 665-774lbft ) Trackguard M2436mm ( ) 7 Shoe M2432mm ( 912-1114lbft ) 8 Counterweight M3350mm ( ) Turntablebearing M2436mm ( 664-774lbft ) 10* Swingunit M2436mm ( ) 11* Mount M2030mm ( 213-249lbft ) 12* Frontbracket M1017mm ( 47-54lbft ) 13* Engine Rearbracket M1219mm ( ) 14* Radiator M1624mm ( ) 15* Flange M1017mm ( 47-54lbft ) 16* Hydraulic pump Pump M20 17mm hexagon socket head ( ) 17* Hydraulicoiltank M1624mm ( ) 18* Fueltank M1624mm ( 172-204lbft ) M1624mm ( ) 20* Lockbar M1624mm ( ) 21* Centerjoint Joint M1219mm ( ) Cab M1624mm ( ) Battery M1017mm ( 15-21lbft ) CAUTION: • Makesuretoapply L OCTITE ®262™ orequivalenttothelocationswiththe*mark,andtightenaccordingtothe specifiedtorque. • Tighteningtorque:N m Tightenboltsandnutsthatarenotspecifiedintheabovetable,asfollows: Nominalboltdiameter(Size) M6M8M10M12M14M16M18M20 Wrench 10mm13mm17mm19mm22mm24mm27mm30mm Hexagonbolt Tightening torque 19.6N· m 39.2N· m 58.8N· m 98.1N· m 156.9N· m N·m 294.2N· m Wrench 5mm 6mm8mm10mm12mm14mm14mm17mm Hexagonsocket headbolt Tightening torque 8.8N·m 21.6N· m 42.1N· m 78.5N· m 117.7N· m 176.5N· m 245.2 N·m 343.2N· m 4784302721/05/2015

INTRODUCTION SMIL14CEX2929HB 1 4784302721/05/2015