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GENERALSAFETYINFORMATION

Donotoperateorperformanymaintenanceonthis machineuntilallinstructionsfoundintheOPERATORSMANUALandthisMANUALhavebeenthoroughlyreadandunderstood.

Improperoperationormaintenanceofthismachine maycauseaccidentsandcouldresultinseriousinjuryordeath.

Alwayskeepthemanualinstorage.

Ifitismissingordamaged,placeanorderwithan authorizedDistributorforareplacement.

Ifyouhaveanyquestions,pleaseconsultanauthorizedDistributor.

(1)Mostaccidents,whichoccurduringoperation,are duetoneglectofprecautionarymeasuresandsafetyrules.Sufficientcareshouldbetakentoavoid theseaccidents.Erroneousoperation,lubrication ormaintenanceservicesareverydangerousand maycauseinjuryordeathofpersonnel.Therefore allprecautionarymeasures,NOTES,DANGERS, WARNINGSandCAUTIONScontainedinthemanualandonthemachineshouldbereadandunderstoodbyallpersonnelbeforestartinganyworkwith oronthemachine.

(2)Operation,inspection,andmaintenanceshouldbe carefullycarriedout,andsafetymustbegiventhe firstpriority.Messagesofsafetyareindicatedwith marks.Thesafetyinformationcontainedinthe manualisintendedonlytosupplementsafety codes,insurancerequirements,locallaws,rules andregulations.

(3)Messagesofsafetyappearinthemanualandon themachine:Allmessagesofsafetyareidentified byeithertheword"DANGER","WARNING"and "CAUTION".

1)DANGER-Indicatesanimminentlyhazardous situationwhich,ifnotavoided,willresultin deathorseriousinjuryandisrepresentedas follows:

2)WARNING-Indicatesapotentiallyhazardous situationwhich,ifnotavoided,couldresultin deathorseriousinjuryandisrepresentedas follows:

3)CAUTION-Indicatesapotentiallyhazardous situationwhich,ifnotavoided,mayresultinminorormoderateinjury.Itmayalsobeusedto alertagainstpossibledamagetothemachine anditscomponentsandisrepresentedasfollows:

(4)Itisverydifficulttoforecasteverydangerthatmay occurduringoperation.However,safetycanbeensuredbyfullyunderstandingproperoperatingproceduresforthismachineaccordingtomethods recommendedbyManufacturer.

(5)Whileoperatingthemachine,besuretoperform workwithgreatcare,soasnottodamagethemachine,orallowaccidentstooccur.

(6)ContinuestudyingthemanualuntilallSafety,OperationandMaintenanceproceduresarecompletely understoodbyallpersonsworkingwiththemachine.

SAFETYPRECAUTIONS

Theproperandsafelubricationandmaintenance forthismachine,recommendedbytheManufacturer,areoutlinedintheOPERATORSMANUALfor themachine.

Improperperformanceoflubricationormaintenanceproceduresaredangerousandcouldresult ininjuryordeath.ReadandunderstandtheMANUALbeforeperforminganylubricationormaintenance.

Theservicemanormechanicmaybeunfamiliarwith manyofthesystemsonthismachine.Thismakesit importanttousecautionwhenperformingservicework. Aknowledgeofthesystemandorcomponentsisimportantbeforetheremovalordisassemblyofanycomponent.

Becauseofthesizeofsomeofthemachinecomponents,theservicemanormechanicshouldcheckthe weightsnotedinthismanual.Useproperliftingprocedureswhenremovinganycomponents.Weightofcomponentstableisshowninthesection; SPECIFICATIONS.

Thefollowingisalistofbasicprecautionsthatmustalwaysbeobserved.

(1)ReadandunderstandallWarningplatesanddecalsonthemachinebeforeOperating,Maintaining orRepairingthismachine.

(2)Alwayswearprotectiveglassesandprotective shoeswhenworkingaroundmachines.Inparticular,wearprotectiveglasseswhenusinghammers, punchesordriftsonanypartofthemachineorattachments.Useweldersgloves,hood/goggles, apronandtheprotectiveclothingappropriatetothe weldingjobbeingperformed.Donotwearloosefittingortornclothing.Removeallringsfromfingers, loosejewelry,confinelonghairandlooseclothing beforeworkingonthismachinery.

(3)Disconnectthebatteryandhanga"DoNotOperate"tagintheOperatorsCompartment.Removeignitionkeys.

(4)Ifpossible,makeallrepairswiththemachine parkedonafirmlevelsurface.Blockthemachine soitdoesnotrollwhileworkingonorunderthemachine.Hanga"DoNotOperate"tagintheOperatorsCompartment.

(5)Donotworkonanymachinethatissupportedonly bylift,jacksorahoist.Alwaysuseblocksorjack

stands,capableofsupportingthemachine,before performinganydisassembly. Donotoperatethismachineunlessyouhave readandunderstandtheinstructionsintheOPERATORSMANUAL.Impropermachineoperationisdangerousandcouldresultininjuryor death.

(6)Relieveallpressureinair,oilorwatersystemsbeforeanylines,fittingsorrelateditemsaredisconnectedorremoved.Alwaysmakesureallraised componentsareblockedcorrectlyandbealertfor possiblepressurewhendisconnectinganydevice fromasystemthatutilizespressure.

(7)Lowerthebucket,dozer,orotherattachmentsto thegroundbeforeperforminganyworkonthemachine.Ifthiscannotbedone,makesurethebucket, dozer,ripperorotherattachmentisblockedcorrectlytopreventitfromdroppingunexpectedly.

(8)Usestepsandgrabhandleswhenmountingordismountingamachine.Cleananymudordebrisfrom steps,walkwaysorworkplatformsbeforeusing. Alwaysfacethemachinewhenusingsteps,ladders andwalkways.Whenitisnotpossibletousethe designedaccesssystem,provideladders,scaffolds,orworkplatformstoperformsaferepairoperations.

(9)Toavoidbackinjury,useahoistwhenliftingcomponentswhichweigh20kg(45lbs)ormore.Make sureallchains,hooks,slings,etc.,areingoodconditionandarethecorrectcapacity.Besurehooks arepositionedcorrectly.Liftingeyesarenottobe sideloadedduringaliftingoperation.

(10)Toavoidburns,bealertforhotpartsonmachines whichhavejustbeenstoppedandhotfluidsin lines,tubesandcompartments.

(11)Becarefulwhenremovingcoverplates.Gradually backoffthelasttwocapscrewsornutslocatedat oppositeendsofthecoverordeviceandcarefully prycoverloosetorelieveanyspringorotherpressure,beforeremovingthelasttwocapscrewsor nutscompletely.

(12)Becarefulwhenremovingfillercaps,breathersand plugsonthemachine.Holdaragoverthecapor plugtopreventbeingsprayedorsplashedbyliquidsunderpressure.Thedangerisevengreaterif themachinehasjustbeenstoppedbecausefluids canbehot.

(13)Alwaysusethepropertoolsthatareingoodconditionandthataresuitedforthejobathand.Besure youunderstandhowtousethembeforeperforming anyservicework.

(14)Reinstallallfastenerswiththesamepartnumber. Donotusealesserqualityfastenerifreplacements arenecessary.

(15)Repairswhichrequireweldingshouldbeperformedonlywiththebenefitoftheappropriatereferenceinformationandbypersonneladequately trainedandknowledgeableinweldingprocedures. Determinetypeofmetalbeingweldedandselect correctweldingprocedureandelectrodes,rodsor wiretoprovideaweldmetalstrengthequivalentat leasttothatoftheparentmetal.Makesuretodisconnectbatterybeforeanyweldingproceduresare attempted.

(16)Donotdamagewiringduringremovaloperations. Reinstallthewiringsoitisnotdamagednorwillbe damagedinoperationofthemachinebycontacting sharpcorners,orbyrubbingagainstsomeobjector hotsurface.Donotconnectwiringtoalinecontainingfluid.

(17)Besureallprotectivedevicesincludingguardsand shieldsareproperlyinstalledandfunctioningcorrectlybeforestartingarepair.Ifaguardorshield mustberemovedtoperformtherepairwork,use extracautionandreplacetheguardorshieldafter repairiscompleted.

(18)Themaintenanceandrepairworkwhileholdingthe bucketraisedisdangerousduetothepossibilityof afallingattachment.Dontfailtolowertheattachmentandplacethebuckettothegroundbefore startingthework.

(19)Looseordamagedfuel,lubricantandhydraulic lines,tubesandhosescancausefires.Donotbend orstrikehighpressurelinesorinstalloneswhich havebeenbentordamaged.Inspectlines,tubes andhosescarefully.Donotcheckforleakswith yourhands.Verysmall(pinhole)leakscanresultin ahighvelocityoilstreamthatwillbeinvisibleclose tothehose.Thisoilcanpenetratetheskinand causepersonalinjury.Usecard-boardorpaperto locatepinholeleaks.

(20)Tightenconnectionstothecorrecttorque.Make surethatallheatshields,clampsandguardsareinstalledcorrectlytoavoidexcessiveheat,vibration orrubbingagainstotherpartsduringoperation. Shieldsthatprotectagainstoilsprayontohotexhaustcomponentsineventofaline,tubeorseal failure,mustbeinstalledcorrectly.

(21)Donotoperateamachineifanyrotatingpartis damagedorcontactsanyotherpartduringoperation.Anyhighspeedrotatingcomponentthathas beendamagedoralteredshouldbecheckedfor balancebeforereusing.

(22)Becarefulwhenservicingorseparatingthetracks (crawlers).Chipscanflywhenremovingorinstallingatrack(crawlers)pin.Wearsafetyglassesand longsleeveprotectiveclothing.Tracks(crawlers) canunrollveryquicklywhenseparated.Keepaway fromfrontandrearofmachine.Themachinecan moveunexpectedlywhenbothtracks(crawlers) aredisengagedfromthesprockets.Blockthemachinetopreventitfrommoving.

NOTE:

ThisManualispreparedasatechnicalmaterialin whichtheinformationnecessaryforthemaintenance andrepairingservicesofourhydraulicexcavatorsare collected,andiscategorizedinto7Chapters,Specification,Maintenance,System,Disassembly,Troubleshooting,Engine,andInstallationProceduresfor OptionalAttachments.

TheChapter"Specification"describesthespecificationsfortheentiremachineandmaterial,which areinstructiveforreplacementandrepairingofattachments.

TheChapter"Maintenance"describesthematerial, whichishelpfulformaintenanceserviceandadjustmentsfortheentiremachine.

TheChapter"System"describestheoperatingsystemlikehydraulicsystem,electricsystem,components,andsoon.

TheChapter"Disassembly"describestheremoval andinstallingoftheassemblymountedontheupperstructureandundercarriage,andtheassemblinganddisassemblingoftheassociatedhydraulic equipment.

TheChapter"Troubleshooting"describeshowto findthefaultequipment.

TheChapter"Engine"describestheenginesmakinguseofthe"MaintenanceManual"providedby thesuppliers.

TheChapter"InstallationProceduresforOptional Attachment"describesthesupplementsaddedon requestasrequired.

ThisManualmaybeproperlyrevisedduetotheimprovementofproducts,modificationofspecifications, etc.Andtherearecaseswherethesystemonactual machineandapartofthecontentsofthismanualmay differduetothevariationsofspecificationbycountries. Forthesectioninwhichthedescriptionishardlyunderstood,contactourdistributor.

AnumberisassignedtoeveryparthandledinthisManualonaccountofthedescription,butthepartscannot besuppliedasserviceparts.Therefore,theordermust beplacedwiththerespectiveformalnumberwithdue confirmationfromthePartsManualfortheapplicable machine.

1.OUTLINE

1.1.1PREPARATIONBEFOREDISASSEMBLING

(1)Knowledgeofoperatingprocedure

ReadOperator'sManualcarefullytounderstandtheoperatingprocedure.

(2)Cleaningmachines

Cleanmachinesofsoil,mud,anddustbeforecarryingintotheserviceshop.Carryingasoiledmachineintothe serviceshopcauseslessefficientworkanddamagetoparts.

(3)Inspectingmachines

Confirmthedisassemblingsectionbeforestartingwork,determinethedisassemblyproceduretakingthe conditionsinworkshopintoaccount,andrequesttoprocurenecessarypartsinadvance.

(4)Recording

Recordthefollowingitemstokeepcontactandpreventmalfunctionfromrecurring.

1.Inspectingdate,place

2.Modelname,SerialnumberandRecordonhourmeter

3.Troublecondition,place,cause

4.Visibleoilleak,waterleakanddamage

5.Cloggingoffilters,oillevel,oilquality,oilcontaminationandlooseness.

6.Examinetheproblemsonthebasisofmonthlyoperationratewiththelastinspectiondateandrecordsonhour meter.

(5)Arrangementandcleaninginserviceshop

1.Toolsrequiredforrepairwork.

2.Preparetheplacestoputthedisassembledparts.

3.Prepareoilpansforleakingoil,etc.

1.1.2SAFETYWHENDISASSEMBLINGANDASSEMBLING

(1)Safety

1.Wearappropriateclothing,safetyshoes,safetyhelmet,goggles,andclotheswithlongsleeves.

2.Attach"Don'tOperate"tagtocontrollever,andbeginameetingbeforestartingthework.

3.Beforestartinginspectionandmaintenance,stoptheengine.

4.Confirmthepositionoffirst-aidkitandfireextinguisher,andalsowheretomakecontactforemergency measuresandanambulancetoprepareforaccidentsandfire.

5.Chooseahard,levelandsafeplace,andputattachmentonthegroundwithoutfail.

6.Usehoist,etc.toremovepartsofheavyweight(23kg[50lb]ormore).

7.Usepropertools,andchangeorrepairdefectivetools.

8.Machineandattachmentrequiredtoworkinthetheliftingconditionshouldbesupportedwithsupportsorblocks securely.

1.1.3DISASSEMBLINGANDASSEMBLINGHYDRAULICEQUIPMENT

(1)Removinghydraulicequipmentassy

1.Beforeremovingpipes,releasethepressureofhydraulicoiltank,oropenthecoveronthereturnsidetotank, andtakeoutthefilter.

2.Draintheoilintheremovedpipesintopantopreventtheoilfromspillingontheground.

3.Plugpipeswithplugsorcapstopreventoilleaking,entryofdust,etc.

4.Cleantheoutsidesurfaceofequipment,etc.beforedisassembling,anddrainhydraulicoilandgearoilbefore puttingthemonworkingbench.

(2)Disassemblinghydraulicequipment

1.Sinceperformanceandfunctionofhydraulicequipmentafterdisassemblyandassemblyresultsinimmunity fromresponsibilityonthemanufacture'sside,disassembly,assemblyandmodificationwithoutpermissionare strictlyprohibited.

2.Ifitisunavoidablynecessarytodisassembleandmodify,itshouldbecarriedoutbyexpertsorpersonnel qualifiedthroughservicetraining.

3.Makematchmarkonpartsforreassembling.

4.Beforedisassembling,readtheDisassemblingInstructioninadvance,anddetermineifthedisassemblyand assemblyarepermittedornot.

5.Forpartswhicharerequiredtousejigsandtools,don'tfailtousethespecifiedjigandtools.

6.Forpartswhichcannotberemovedinthespecifiedprocedure,neverforceremoval.Firstcheckforthecause.

7.Theremovedpartsshouldbeputinorderandtaggedsoastoinstallonproperplaceswithoutconfusion.

8.Forcommonparts,payattentiontothequantityandplaces.

(3)Inspectingparts

1.Checkthatthedisassembledpartsarefreefromadherence,interferenceandunevenworkingfaces.

2.Measurethewearofpartsandclearance,andrecordthemeasuredvalues.

3.Ifanabnormalityisdetected,repairorreplacetheparts.

(4)Reassemblinghydraulicequipment

1.Duringthepartscleaning,ventilatetheroom.

2.Beforeassembly,cleanpartsroughlyfirst,andthencompletely.

3.Removeadheringoilbycompressedair,andapplyhydraulicoilorgearoil,andthenassemblethem.

4.ReplacetheremovedO-ring,back-upringsandoilsealwithnewones,andapplygreaseoroilonthembefore assembling.

5.Removedirtandwateronthesurfaceonwhichliquidsealantisapplied,decreasethem,andapplyliquid sealantonthem.

6.Beforeassembling,removerustpreventivesonnewparts.

7.Usespecialtoolstofitbearings,bushings,andoilseals.

8.Assemblepartsmatchingthematchmarksfrombeforedisassemblingthem.

9.Aftercompletion,checkthatthereisnoomissionofparts.

(5)Installinghydraulicequipment

1.Confirmhydraulicoilandlubricationoil.

2.Airreleaseisrequiredinthefollowingcases;

a.Changeofhydraulicoil

b.Replacementofpartsonsuctionpipeside

c.Removingandattachinghydraulicpump

d.Removingandattachingswingmotor

e.Removingandattachingtravelmotor

f.Removingandattachinghydrauliccylinder

3.Forairbleedofhydraulicpumpandswingmotor,loosendrainplugontheupperpart,startengine,andrunin lowidling,thenbleedairuntilhydraulicoiliscomesout.Aftercompletionofcomes,tightenplugsecurely.

4.Forairbleedoftravelmotorandhydrauliccylinder,startsengineandoperateitfor10minutesormoreatnoloadandlowspeed.

5.Airinpilotcircuitcanbebleedoutbyonlyoperatingdigging,swingandtravelingmotionsthoroughly.

6.Checkhydraulicoillevel.

Moveattachmentstohydraulicoilcheckposition,andcheckhydraulicoillevelintank.Refilloiliftheoillevelis lowerthanthespecifiedlevel.

Howtocheckoillevelofhydraulicoiltank

Importantimformation

Ifhydraulicoilandlubricatingoilarenotfilledandalsoairbleedingisnotperformed,thehydraulicequipmentmay bedamaged.

Forcylinder,don'tmoveittothestrokeendatthebeginning.

1.1.4ELECTRICALEQUIPMENT

(1)Thedisassemblyofelectricalequipmentisnotallowed.

(2)Handleequipmentwithcaresoasnottodropitorbumpit.

(3)Connectorsshouldberemovedbyunlockingwhileholdingtheconnector. Neverstressintensiontothecaulkedsectionbypullingwire.

(4)Checkthatconnectorisconnectedandlockedcompletely.

(5)Enginekeyoffbeforeremovingandconnectingconnectors.

(6)Enginekeyoffbeforetouchingterminalsofstarterandalternator.

(7)Removebatterygroundingterminalbeforebeginningworkclosetobatteryandbatteryrelaywithtools.

(8)Washmachinewithcaresoasnottosplashwateronelectricalequipmentandconnector.

(9)Whenwaterhasenteredinthewaterproofedconnector,theremovingofwaterisnoteasy.Socheckthe removedwaterproofedconnectorwithcaretoprotectitfromentryofwater.Ifmoistureadheresonit,dryit completelybeforeconnecting.

Batteryfluidisdangerous.

Thebatteryfluidisdilutesulfuricacid,andcausesscaldandlossofeyesightbyadheringoneyes,skinand clothes.Whenthefluidhasadheredonthem,takeanemergencymeasureimmediatelyandseeadoctorfor medicaladvice.

-Whenithasadheredonskin;Washwithsoapandwater.

-Whenitisineyes;Washinwaterfor10minutesormoreimmediately.

-Whenithasspilledoutinlargequantity;Usesodiumbicarbonatetoneutralize,orwashawaywithwater.

-Whenitisswallowed;Drinkmilkorwater.

-Whenithasadheredonclothes;Washimmediately.

1.1.5HYDRAULICPARTS

(1)O-ring

CheckthatO-ringisfreefromflawandhaselasticitybeforefitting.

EvenifthesizeofO-ringisequal,theusagediffers,forexampleindynamicandstaticsections,therubber hardnessalsodiffersaccordingtothepressureforce,andalsothequalitydiffersdependingonthematerialsto beseated.So,chooseproperO-ring.

FitO-ringfreefromdistortionandbend.

Floatingsealsshouldbeputinpairs.

(2)Flexiblehose(Fhose)

Eveniftheconnectorandlengthofhosearethesame,thepartsdifferaccordingtothewithstandingpressure. Useproperparts.

Tightenittothespecifiedtorque,andcheckthatitisfreefromtwist,overtension,interference,andoilleaks.

1.1.6WELDREPAIR

(1)Theweldrepairshouldbecarriedoutbyqualifiedpersonnelinthespecifiedprocedureafterdisconnectingthe groundingcableofbattery.Ifthegroundingcableisnotdisconnected,theelectricalequipmentmaybe damaged.

(2)Removepartswhichmaycausefireduetotheentryofsparkbeforehand.

(3)Repairattachmentswhicharedamaged,givingparticularattentiontotheplatedsectionofpistonrodtoprotect itfromsparks,anddon'tfailtocoverthesectionwithflame-proofmaterial.

1.1.7ENVIRONMENTALISSUES

(1)Engineshouldbestartedandoperatedintheplacewhereaircanbesufficientlyventilated.

(2)Wastedisposal.

Thefollowingpartsfollowtheregulations. Wasteoil,wastecontainerandbattery.

(3)Precautionsforhandlinghydraulicoil. Hydraulicoilmaycauseinflammationofeyes. Weargogglestoprotecteyeswhenhandlingit. -Whenitisineyes; Washeyeswithwateruntilthestimulusisgone. -Whenithasbeenswallowed; Don'tforcehimtovomitit,butimmediatelyreceivemedicaltreatment. -Whenithasadheredonskin; Washwithsoapandwater.

(4)Others

Forspareparts,greaseandoil,useKOBELCOgenuinepartsandlubrication.

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1.2INTERNATIONALUNITSYSTEM

Introduction

AlthoughthismanualusestheSIunitssystem.Outlineof SIunitssystemisdescribedhere. Givenhereinunderareanexcerptoftheunitsthatare relatedtothismanual:

1.EtymologyofSIUnits

English:InternationalSystemofunits

2.ConstructionofSIUnitSystem

2.SPECIFICATIONS

IssueDateofIssueApplicableMachinesRemarks

FirstEditionDecember,2010SK485:YS

S5LS0218E01 (NA)

2.2GENERALDIMENSIONS

2.2.1SK485LC-9[7.00m(23ft-0in)Boom+3.45m(11ft-4in)StandardArm+1.9m3(2.48cuyd)BucketShoe]

Dimensionsmarked*donotincludetheheightoftheshoelug.

2.3WEIGHTOFCOMPONENTS Item/ModelSK485

Machinecomplete:kg(lb)50,700(111,790)

1.Upperframeassy(Assemblyoffollowing:)

1.1Upperframe

1.2Counterweight

1.3Cab

1.4Engine

1.5Hydraulicoiltank

1.6Fueltank(Main)

1.7Slewingmotor(includingreductionunit)

1.8Controlvalve

1.9Boomcylinder

1.10Pin(formountingboom)

1.11Pump

1.12Radiator(includingintercooler)

1.13DPF

2.Lowerframeassy(Assemblyoffollowing:)

2.1Lowerframe

2.2Slewingbearing

2.3Travelmotor(includingreductionunit)

2.4Upperroller

2.5Lowerroller

2.6Frontidler

2.7Idleradjuster

2.8Sprocket

2.9Swiveljoint

2.10Trackguide

2.11Tracklinkwith900mm(35.4in)shoesassy

3.Attachment(Assemblyoffollowing:)

{7.00m(23ft0in)Boom+3.45m(11ft4in)Arm+1.9m3(2.48cuyd)Bucket}

3.1Bucketassy

3.2Armassy(Assemblyoffollowing:)

3.2.1Arm

3.2.2Bucketcylinder

3.2.3Idlerlink

3.2.4Bucketlink

3.2.5Pin(2pcs.formountingbucketcylinder/2pcs.formountingbucket)

3.3Boomassy(Assemblyoffollowing:)

3.3.1Boom

3.3.2Armcylinder

3.3.3Pin(Mountingarm-Mountingarmcylinder)

21,100(46,530)

4,400(9,700)

10,300(22,710)

590(1,300)

*1180(2,600)

*250(551)

*270(595)

*280(617)×2

*380(838)

*395(871)×2

100(221)

*270(595)

*220(485) 130(287)

19,600(43,220)

6,200(13,670)

680(1,450)

650(1,433)×2

30(66)×4

95(209)×18

290(639)×2

330(728)×2

100(221)×2

*60(132)

50(110)×8

3,718(8,198)×2

9,030(19,910)

1,510(3,330)

2,670(5,890)

1,680(3,700) 360(794) 60(132)×2 160(353) 135(298)

4,860(10,720)

3,600(7,400) 585(1,290) 95(210)

2.SPECIFICATIONS

Item/ModelSK485

4.Lubricantandwater(Assemblyoffollowing:)

4.1Hydraulicoil

4.2Engineoil

4.3Fuel

4.4Water

Marks*showdryweight.

980(2,160)

370(816) 40(88)

530(1,170) 40(88)

2.4TRANSPORTATION

2.4.1OVERALLDIMENSIONSOFMACHINEONATRAILER

Item/ModelSK485

Width900mm(35.4in)shoes3,650(11ft12in)

Weight31,100kg(68,570lbs)

2.SPECIFICATIONS

2.4.2DIMENSIONSOFATTACHMENT

(1)BOOM

Item/Type7.00m(23ft0in)Boom

LengthXHeightXWidth

LXHXW:m(ftin)

7.270X1.924X0.926 (23'10"X6'4"X36'5")

Weight:kg(lbs)4,650(10,253)

(2)ARM

Item/Type3.45m(11ft4in)Arm

LengthXHeightXWidth

LXHXW:m(ftin)

4.709X1.160X0.652 (15'5"X3'10"X2'2")

Weight:kg(lbs)2,610(5,755)

(3)Bucket

TypeHoebucket

LengthXHeightXWidth

LXHXW:m(ftin)

1.852X1.487X1.667 (6'1"X4'11"X5'6")

Weight:kg(lbs)1,510(3,330)

Bucketcapacity:m3(cuyd)1.9(2.48)

(4)Counterweight

TypeCounterweight

LengthXHeightXWidth

LXHXW:m(ftin)

2.98X1.257X0.806 (9'9"X4'2"X31.7")

Weight:kg(lbs)10,300(22,712)

(5)Catwalk

TypeCatwalkACatwalkB(2pieces/one)

LengthXHeightXWidth

LXHXW:m(ftin)

1.241X0.49X0.09 (4'0.86"X1'7.29"X3.5")

1.056X0.49X0.09 (3'5.58"X1'7.29"X3.5")

Weight:kg(lbs)20(44.1)20(44.1)

2.5SPECIFICATIONSANDPERFORMANCE

2.5.1SPEEDANDCLIMBINGCAPABILITY

Item/Area&ModelSK485

Swingspeed7.8min-1{7.8rpm}

Travelspeed(1-speed/2-speed)3.4/5.4km/h(2.1/3.4mile/h)

Gradeability70%(35°)

2.5.2ENGINE

EnginemodelHINOP11C-VC

Type

Water-cooled,4cycle,6cylinderdirectinjectiontypediesel enginewithintercoolerturbo-charger

Numberofcylinders-Bore×Stroke6-ø122mm×150mm(4.80in×5.91in)

Totaldisplacement10.520L(641.93cuin)

Ratedoutput/Enginespeed243kW(330PS)/1,850min-1

Maximumtorque/Enginespeed1,400Nm(1,033lbfft)/1,400min-1

Starter

Alternator

2.5.3HYDRAULICCOMPONENTS

HydraulicpumpVariabledisplacementaxialpistonpump×2+gearpump×1

Hydraulicmotor(swing)AxialpistonmotorX1

Hydraulicmotor(travel)

Variabledisplacementaxialpistonmotor×2 (withcounterbalancevalve)

Controlvalve6-spoolcontrolvalve×1

Cylinder (Boom,Arm,Bucket)

Doubleactioncylinder

OilcoolerAir-cooledtype

2.5.4WEIGHT

Fullyequippedweight 50,700kg (111,790lbs)

Upperstructure 21,100kg (46,530lbs)

Lowermachinery (900mmgrousershoe) 19,600kg (43,220lbs)

Attachment

7.00m(23ft6in)Boom+3.45m(11ft4in)

Arm +1.9m3(2.48cuyd)Bucket

9,030kg (19,910lbs)

Use600mm(23.6")grousershoesonroughground(areascoveredwithrocksandgravel).Ifyoudriveorexcavate withothershoes,thismaycauseshoebending,shoeboltlooseness,andtrackassembly(link,roller,etc.)

2.7TYPEOFBUCKET

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Service Manual - Kobelco SK485-9 Tier 4 Hydraulic Excavator

GENERALSAFETYINFORMATION

SAFETYPRECAUTIONS

NOTE:

1.OUTLINE

TABLEOFCONTENTS

1.1.1PREPARATIONBEFOREDISASSEMBLING

1.1.2SAFETYWHENDISASSEMBLINGANDASSEMBLING

Importantimformation

1.1.4ELECTRICALEQUIPMENT

1.1.5HYDRAULICPARTS

1.1.6WELDREPAIR

1.1.7ENVIRONMENTALISSUES

1.2INTERNATIONALUNITSYSTEM

2.SPECIFICATIONS

TABLEOFCONTENTS

2.SPECIFICATIONS

2.2GENERALDIMENSIONS

2.SPECIFICATIONS

2.SPECIFICATIONS