SERVICE MANUAL Crawler Excavator CX145D SR Part number 51458637 English March 2018 © 2018 CNH Industrial Italia S.p.A. All Rights Reserved.
SERVICEMANUAL CX145DSRCrawlerexcavatorsLCtriplearticulationversion(Tier4Final) -EUMarket CX145DSRCrawlerexcavatorsLCversion(TIER4FINAL)-EUMarket CX145DSRCrawlerexcavatorsSTDW/Bladetriplearticulationversion(Tier 4Final)-EUMarket CX145DSRCrawlerexcavatorsSTDW/Bladeversion(TIER4FINAL)-EU Market 5145863715/03/2018
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 [35.300]Reservoir,cooler,andfilters........................................................35.2 5145863715/03/2018
[35.737]Dipperhydraulicsystem..........................................................35.13 [35.738]Excavatorandbackhoebuckethydraulicsystem................................35.14 [35.360]Hammerandrotatingbuckethydraulicsystem..................................35.15 [35.730]Positioningarmhydraulicsystem................................................35.16 [35.741]Dozerbladecylinders............................................................35.17 [35.743]Offsethydraulicsystem..........................................................35.18 Framesandballasting.................................................................39 Tracksandtracksuspension........................................................48 Cabclimatecontrol.....................................................................50 [50.100]Heating.............................................................................50.1 [50.200]Airconditioning.....................................................................50.2 Electricalsystems.......................................................................55 5145863715/03/2018
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[55.989]ExhaustGasRecirculation(EGR)electricalsystem.............................55.13 [55.012]Enginecoolingsystem...........................................................55.14 [55.013]Engineoilsystem................................................................55.15 [55.640]Electronicmodules...............................................................55.16 [55.512]Cabcontrols......................................................................55.17 [55.524]Cabcontrols(Liftarm,Boom,Dipper,Bucket)...................................55.21 [55.992]Anti-theftsystem.................................................................55.29 [55.054]Cabinterferencepreventionsystem.............................................55.30 [55.DTC]FAULTCODES..................................................................55.31 Booms,dippers,andbuckets.......................................................84 [84.910]Boom...............................................................................84.1 5145863715/03/2018
Dozerbladeandarm...................................................................86 Platform,cab,bodywork,anddecals.............................................90 [90.119]Guardsandshields.................................................................90.1 [90.150]Cab.................................................................................90.2 [90.154]Cabdoorsandhatches............................................................90.3 [90.156]Cabwindshieldandwindows......................................................90.4 [90.118]Protectionsandfootboards.........................................................90.5 5145863715/03/2018
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INTRODUCTION 5145863715/03/2018 1
Safetyrules.....................................................................................5
Hydrauliccontamination......................................................................20
Generalspecification(*)......................................................................21
Generalspecification(*)......................................................................25
Generalspecification(*)......................................................................30
Generalspecification(*)......................................................................35
Generalspecification(Offsettype)(*)........................................................39
Generalspecification-Mainequipment(*)...................................................43
Generalspecification-Mainequipment(*)...................................................55
Generalspecification-Mainequipment(*)...................................................68
Generalspecification-Mainequipment(*)...................................................79
Generalspecification-Mainequipment(Offsettype)(*).....................................91
Weight(*)....................................................................................104
Weight(*)....................................................................................106
Weight(*)....................................................................................108
Weight(*)....................................................................................110
Weight(Offsettype)(*)......................................................................112
Dimension-Grousershoe(*)................................................................114
Dimension-Linkchain(*)...................................................................120
Dimension-Grousershoe(*)................................................................123
Dimension-Linkchain(*)...................................................................129
Dimension-Grousershoe(*)................................................................132
Dimension-Linkchain(*)...................................................................136
Dimension-Grousershoe(*)................................................................138
Dimension-Linkchain(*)...................................................................142
Dimension-Grousershoe(Offsettype)(*)..................................................144
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Contents INTRODUCTION
2
Dimension-Linkchain(Offsettype)(*)......................................................146 Productidentification-Machineorientation.................................................170 5145863715/03/2018 3
INTRODUCTION Foreword-Importantnoticeregardingequipmentservicing Anyonewhoperformsrepairandmaintenanceoperationswithoutcomplyingwiththeproceduresprovidedherein Themanufacturerreservestherighttomakeimprovementsindesignandchangesinspecificationsatanytimewithout illustrativematerialhereinareasaccurateasknownattimeofpublicationbutaresubjecttochangewithoutnotice. 5145863715/03/2018 4
INTRODUCTION
Safetyrules
Personalsafety
ThroughoutthismanualyouwillfindthesignalwordsDANGER,WARNING,andCAUTIONfollowedbyspecialin-
FAILURETOFOLLOWDANGER,WARNING,ANDCAUTIONMESSAGESCOULDRESULT INDEATHORSERIOUSINJURY.
Machinesafety
NOTICE: Noticeindicatesasituationthat,ifnotavoided,couldresultinmachineorpropertydamage.
ThroughoutthismanualyouwillfindthesignalwordNoticefollowedbyspecialinstructionstopreventmachineor propertydamage.ThewordNoticeisusedtoaddresspracticesnotrelatedtopersonalsafety.
Information
NOTE:
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5
INTRODUCTION Safetyrules-Generalinformation Cleaning Aftercleaning,drywell,andinjectoilinallparts. Inspection Bearing Needlebearing Gear Alwaysinstallnewoilseals,O-rings,andgaskets. Shaft Checkthebearingsandcheckfordamagedoilsealsontheshaft. Serviceparts InstallCASECONSTRUCTIONgenuineserviceparts. Lubricants(fuel,hydraulicoil) Usetheoilfromthespecifiedcompanyorspecifiedintheoperator'smanualorserviceManual. 5145863715/03/2018 6
WARNING:
Safetyrules-Personalsafety
Itgivesinformationconcerningthesafetyoftheoperatorandthoseinthesurroundings.
Alwayscomplywithwarningsandprecautionssoastoavoidanyaccidents.
Checkwhetherallwarninglabelsareinplace.
WARNING:
WARNING:
WARNING:
WARNING:
Readtheoperator'smanualtogainathoroughunderstandingofmachinecontroloperations.
Checkthesafetymessagesintheoperator'smanualbeforestartingtheengine.
Checkthatnooneiswithinthemachine’soperatingrange.
Theoperator'smanualcanbepurchasedatyourCASECONSTRUCTIONdealer.
WARNING:
Workingwithsloppyclothesorclotheswithwhichsafetycannotbeensuredleadstodamagetothemachine andinjurytotheoperator.
Inordertoworkmoresafely,itisrecommendedtowearadditionalsafetyequipment.
WARNING:
WARNING:
INTRODUCTION
5145863715/03/2018 7
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:
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8
Purpose
Weight fallsdown.
Safetyrules-ROPSjudgment
CheckagainstROPSdeterminationcriteriaanddecidewhetherthemachinecorrespondstoROPScompatible machineornon-ROPSmachine.
ROPScompliancedeterminationcriteria
Totalweightofmachine: 16900kg (
INTRODUCTION
9
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SMIL14CEX2001EA 1
(a)Groundpoint
Ifthebuckettipistouchedtothegroundsurfacewiththemaximumworkingradiusandifthepositionoverlapping withthecab(*markoffigure)issignificantlylowerthanthestandardmachine(standardarm)asseenfromsideview,
Moreover,inmachinethatisequippedwithacabwhichwithstands31ton,ifthesamecabisinstalledin24ton
INTRODUCTION Boomposition WARNING Avoidinjury! FollowALLoftheprecautionslistedbelow. W1091A • • everytime. •
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ProhibitedItems
• ModificationthatreducesthestrengthoftheplatformonwhichtheROPSstructurecabismounted.Activityand
• Modificationprohibited(Redcomponents)
Removalofcomponentsisprohibited.
Conditionalmodificationpermitted(Graycomponents)
Drillingispossiblebyperformingdrillingandweldingof bar(limitedtodiameterof 20mm ( 0.79in
SMIL17CEX3658FA 2 Basically,highcabisnotcompatible.
INTRODUCTION
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Safetyrules-Ecologyandtheenvironment
Soil,air,andwaterqualityisimportantforallindustriesandlifeingeneral.Whenlegislationdoesnotyetrulethe legislation.Wherenolegislationexists,obtaininformationfromsuppliersofoils,filters,batteries,fuels,anti-freeze, cleaningagents,etc.,withregardtotheeffectofthesesubstancesonmanandnatureandhowtosafelystore,use,
Helpfulhints
•
•
•
• etc.Donotmixdrainedbrakefluidsorfuelswithlubricants.Storealldrainedfluidssafelyuntilyoucandisposeof
• Donotallowcoolantmixturestogetintothesoil.Collectanddisposeofcoolantmixturesproperly.
•
•
•
•
Batteryrecycling
Batteriesandelectricaccumulatorscontainseveralsubstancesthatcanhaveaharmful
CONSTRUCTIONstronglyrecommendsthatyoureturnallusedbatteriestoaCASE batteriesproperly.Insomecountries,thisisalegalrequirement.
Mandatorybatteryrecycling
NOTE:
Batteriesaremadeofleadplatesandasulfuricacidsolution.Becausebatteriescontainheavymetalssuchaslead, CONAMAResolution401/2008requiresyoutoreturnallusedbatteriestothebatterydealerwhenyoureplaceany
Pointsofsaleareobligedto:
• Acceptthereturnofyourusedbatteries
• Storethereturnedbatteriesinasuitablelocation
• Sendthereturnedbatteriestothebatterymanufacturerforrecycling
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INTRODUCTION
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 ) 5145863715/03/2018
Torque-Specialtorquesetting Code Retighteninglocation Boltnominal diameter Wrench Tighteningtorque Travelmotor M1624mm ( ) Drivesprocket M1624mm ( ) M1624mm ( ) Upperroller M1624mm ( ) Lowerroller M1624mm ( ) Trackguard M1624mm ( ) 7 Shoe M1624mm ( ) 8 Counterweight M27 41mm ( ) 9 Lowerframe M1624mm ( ) Turntable bearing Swingframe M1624mm ( ) 11* Swingunit M1624mm ( ) 12* Enginemount (front) M1624mm ( ) 13* Enginemount (rear) M1624mm 264.9–313.9N·m ( ) 14* Engine RearbracketM12 19mm ( ) 15Radiator M12 19mm ( ) 16* Flange M1017mm 63.7–72.6N·m ( ) 17* Hydraulic pump Pump M16 14mm hexagon socket head ( ) 18* Hydraulictank M1624mm 232.4–276N·m ( ) 19* Fueltank M1624mm ( ) 20* Ureatank M1624mm 225.6–264.8N·m ( ) M1624mm ( ) 22* Swingframe M1219mm ( ) 23* Centerjoint Lowerframe M1219mm ( ) Cab M1624mm ( ) Battery M1017mm 19.6–29.4N·m ( ) NOTE: Makesuretoapply L OCTITE ®262™ orequivalenttothelocationswiththe*mark,andtightenthemwiththe 5145863715/03/2018
INTRODUCTION
