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Service Manual - Kobelco SK210LC, SK250LC Hydraulic Excavator

Page 1


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KEEPSTEPRAILS CLEANANDINGOOD CONDITION

USEGRIPBARS ANDSTEPRAILS

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Checkclearencebetweenbucketand cabbeforeoperation.Slowlycycle bucket,checkforinterferencewith armandcab,particularlyifalifting eyeisweldedonbucket bottom.Exercisecarewhen operatingthebucketnear thecab.

DANGER

KEEPCLEAROF SWINGAREA

TRAVELMOTOR

4.STOPENGINE–WARNING Locatedontopofenginefanshroud. PartNumber–YN20T01009P1

5.BOOSTERCABLE–WARNING Locatedonbatteryboxcompartment. PartNumber–YN20T01015P2 WARNING

Rotatingpartscancausepersonalinjury. Keepawayfromfanandbeltwhenengineis running.Stopenginebeforeservicing.

YN20T01009P1

3.BATTERY–DANGER/POISON LocatedonBattery.

6.CALIFORNIAPROPOSITION65–WARNING PartNumber–YN20T01495P1

CALIFORNIAProposition65

Batteryposts,terminals,andrelatedaccessoriescontain leadcompounds,chemicalsknowntotheStateofCaliforniatocausecancerandreproductiveharm.Washhands afterhandling.

YN20T01495P1

7.ACCUMULATORCONTAINSPRESSURIZED GAS–WARNING

Locatedonsideofnitrogenaccumulator PartNumber–YN20T01216P1

9.POWERBOOSTSWITCH–WARNING

LocatedinsidecabonR.H.Window. PartNumber–YN20T01004P1

WARNING

Releasingpowerboostswitchwhile liftingaloadcancauseunexpected loweringofload,resultinginsevere injuryordeath.

Neverusepowerboostswitchfor liftingaload.

YN20T01004P1

10.HEAVYLIFTSWITCH–WARNING

LocatedinsidecabonR.H.Window. PartNumber–YN20T01340P1

11.ELECTRICALPOWERLINES–WARNING

LocatedinsidecabonR.H.Panel. PartNumber–YN20T01006P1

WARNING

Contactwithelectricalpowerlineswillresult insevereinjuryordeath.

Keepmachineandattachmentasafedistance fromelectricalpowerlinesasperfollowing instruction.

VOLTAGE(Volts)SAFETYDISTANCE

50KORLESS

50KTO200K

200KTO350K

350KTO500K

500KTO750K

750KOROVER

YN20T01006P1

12.DONOTLIFTMACHINETHROUGH COUNTERWEIGHTLIFTINGEYES-DANGER

Locatedontopofcounterweight.(2Required) PartNumber–YN20T01221P1

13.DONOTSTEPON–WARNING

Locatedontopofenginecover. PartNumber–2432P3055

14.HOTCOOLANT–WARNING

Locatedontopofenginefanshroud. PartNumber–YN20T01010P1

15.HOTPARTS–CAUTION

Locatedontopofenginecover. PartNumber–YN20T01220P1

16.ROTATINGPARTS-CAUTION

Locatedontopofenginecover PartNumber–YN20T01012P1

17.USEDIESELFUEL

Locatedonsideoffueltankopening. PartNumber–YN20T01213P1

18.GREASESWINGBEARING

Locatedonupperframelowerrightcorner-Below cab.PartNumber–2432P2689

19.ANTIFREEZESOLUTION

Locatedonbacksideofradiatorcompartmentdoor. PartNumber–YN20T01097P1

20.HYDRAULICOILCHECKPOSITION

Locatedonbacksideofpumpcompartmentdoor. PartNumber–2432P3379

21.HYDRAULICOILUSED

Locatedonthebacksideofhydraulictank. PartNumber–2432T6573

22.SERIALNUMBERPLATE

Locatedonupperframelowerrightcorner-Below cab.PartNumber–2432T5613

Proceduretochangeselectorvalve:

MARKSELECTION

NNibbler

BBreaker

EExtra

Pleaseadjustsuitablenotch tocapscrew.(Somemark maynotbeindicated)

MARKSCAPSCREW

MAINTENANCE

(Whenusingnibblerorbreaker)

Contaminationanddeterioration ofhydraulicoilmaydevelop malfunctioningofcontrolvalves, earlywear,andseizureofhydraulicpumps,andconsequentialdamageofentirehydraulic circuit.

Replacefiltersandhydraulicoil, referingtothefollowingtable: 1.-Hydraulicoilchange: every600hours.

2.-Hydraulicreturnfilterchange:

First:50hours

Second:250hours Regular:Every250hours

DANGER

KEEPCLEAROF MACHINE

CAUTION

EMERGENCYMANUALTHROTTLECONTROLCABLE

ThisthrottlecableisusedONLYforCPUbypassmode. Otherusewillresultinsystemmalfunctionandafault codeonthescreen.

ToresetCPU:MovethethrottlecabletotheFULLINposition,turnkeyswitchoff,andwaitoneminute.

YN20T01319P2

YSK

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