Product:WHEELDOZER
Model:824CWHEELDOZER85X
Configuration:824CTRACTOR85X00001-01193(MACHINE)POWEREDBY3406ENGINE
OperationandMaintenanceManual
MediaNumber-SEBU6303-00PublicationDate-01/08/1989DateUpdated-11/10/2001
ProductIdentificationandSerialNumberLocations
TheProductIdentificationNumber(PIN)willbeusedtoidentifyapoweredmachinethatisdesigned foranoperatortoride.
Caterpillarproductssuchasearthmovingequipmentnotdesignedforanoperatortoride(engines, transmissions,etc.)areidentifiedbySerialNumbers.Also,mostmajorCaterpillarattachmentsare identifiedbySerialNumbers.
Forquickreference,recordtheidentificationnumbersinthespacesprovidedbelowtheillustration photographs.
ThuAug3123:31:14UTC+05302023
Product:WHEELDOZER
Model:824CWHEELDOZER85X
Configuration:824CTRACTOR85X00001-01193(MACHINE)POWEREDBY3406ENGINE
OperationandMaintenanceManual
MediaNumber-SEBU6303-00PublicationDate-01/08/1989DateUpdated-11/10/2001
SpecificationsandModelViews
Engine(1),fueltank(2),bulldozerorlandfillblade(3),operator'scompartment(4),andcuttingedge andendbits(5).
Hydraulictank(6),radiator(7),andtransmission(8).
Steeringframelocklink(9),keydisconnectswitch(10),engineaircleaner(11),andbatteries(12).
Basicmachineshippingspecificationsarelistedbelow.
Copyright1993-2023CaterpillarInc. AllRightsReserved. PrivateNetworkForSISLicensees.
ThuAug3123:30:57UTC+05302023
Product:WHEELDOZER
Model:824CWHEELDOZER85X
Configuration:824CTRACTOR85X00001-01193(MACHINE)POWEREDBY3406ENGINE
OperationandMaintenanceManual
MediaNumber-SEBU6303-00PublicationDate-01/08/1989DateUpdated-11/10/2001
Safety
WarningSignsandLabels
Thereareseveralspecificsafetysignsonyourmachine.Theirexactlocationanddescriptionofthe hazardarereviewedinthissection.Pleasetakethetimetofamiliarizeyourselfwiththesesafetysigns.
Makesurethatyoucanreadallsafetysigns.Cleanorreplacetheseifyoucannotreadthewordsor seethepictures.Whencleaningthelabelsuseacloth,waterandsoap.Donotusesolvent,gasoline, etc.
Youmustreplacealabelifitisdamaged,missingorcannotberead.Ifalabelisonapartthatis replaced,makesureanewlabelisinstalledonthereplacedpart.SeeyourCaterpillardealerfornew labels.
Donotoperateorworkonthismachineunlessyouhavereadand understandtheinstructionsandwarningsintheOperationand Maintenanceguide.Failuretofollowtheinstructionsorheedthe warningscouldresultininjuryordeath.ContactanyCaterpillardealer forreplacementguides.Propercareisyourresponsibility.
Structuraldamage,anoverturn,modification,alteration,orimproper repaircanimpairthisstructure'sprotectioncapabilitytherebyvoiding thiscertification.ConsultaCaterpillardealertodeterminethis structure'slimitationswithoutvoidingitscertification.
Noclearanceformaninthisareawhenmachineturns:Severeinjuryor deathfromcrushingcouldoccur.
Connectsteeringframelocklinkbetweenfrontandrearframesbefore liftingmachine,transportingmachineonanothervehicle,or performingservicenearcenterofmachine.
Disconnectsteeringframelocklinkandsecuretoretainingplates beforeresumingoperationormachinewillnotsteer.
LocatedontheROPS.
Donotsteponthecleanerbarwhenmachineismoving.
Locatedoneachcleanerbar.
GeneralHazardInformation
Attacha"DONOTOPERATE"orsimilarwarningtagtostartswitchorcontrolsbeforeservicingor repairingthemachine.Thesetags,FormSEHS7332,areavailablefromyourCaterpillardealer.
Wearahardhat,protectiveglassesandotherprotectiveequipmentasrequiredbyjobconditions.
Donotwearlooseclothingorjewelrythatcancatchoncontrolsorotherpartsofthemachine.
Makecertainallprotectiveguardsandcoversaresecuredinplaceonthemachine.
Keepthemachine,especiallythedeck,walkwaysandsteps,freeofforeignmaterial,suchasdebris, oil,toolsandotheritemswhicharenotpartofthemachine.
Securealllooseitemssuchaslunchboxes,toolsandotheritemswhicharenotpartofthemachine.
Knowtheappropriatework-sitehandsignalsandwhogivesthem.Acceptsignalsfromoneperson only.
Neverputmaintenancefluidsintoglasscontainers.
Useallcleaningsolutionswithcare.
Reportallneededrepairs.
Donotallowunauthorizedpersonnelonthemachine.
*Parkthemachineonlevelground.
*MoveallattachmentcontrolstoHOLD.
*Thetransmissionneutrallockengaged.
*Theparking/secondarybrakeengaged.
*Lowerthebladetothegroundandapplyslightdownpressure.
*Theenginestopped.
*Thekeystartswitchoffandthekeyremoved.
*Thedisconnectswitchoffandthekeyremoved.
PressureAir
Pressureaircancausepersonalinjury.Whenusingpressureairforcleaning,wearaprotectiveface shield,protectiveclothingandprotectiveshoes.
Themaximumairpressuremustbebelow205kPa(30psi)forcleaningpurposes.
FluidPenetration
Alwaysuseaboardorcardboardwhencheckingforaleak.Escapingfluidunderpressure,evenapinholesizeleak,canpenetratebodytissue,causingseriousinjury,andpossibledeath.Iffluidisinjected intoyourskin,itmustbetreatedbyadoctorfamiliarwiththistypeofinjuryimmediately.
AsbestosInformation
Cautionshouldbeusedtoavoidbreathingdustthatmaybegeneratedwhenhandlingcomponents containingasbestosfibers.Ifthisdustisinhaled,itcanbehazardoustoyourhealth.Componentsin Caterpillarproductsthatmaycontainasbestosfibersarebrakepads,brakebandandlining assemblies,clutchplatesandsomegaskets.Theasbestosusedinthesecomponentsisusuallybound inaresinorsealedinsomeway.Normalhandlingisnothazardousaslongasairbornedustwhich containsasbestosisnotgenerated.
Ifdustwhichmaycontainasbestosispresent,thereareseveralcommonsenseguidelinesthatshould befollowed.
*Neverusecompressedairforcleaning.
*Avoidbrushingorgrindingofasbestoscontainingmaterials.
*Forcleanup,usewetmethodsoravacuumequippedwithahighefficiencyparticulateair (HEPA)filter.
*Useexhaustventilationonpermanentmachiningjobs.
*Wearanapprovedrespiratorifthereisnootherwaytocontrolthedust.
*Complywithapplicablerulesandregulationsfortheworkplace(forexampleintheU.S.A., OSHArequirementsassetforthin29CFR1910.1001).
*Followenvironmentalrulesandregulationsfordisposalofasbestos.
*Avoidareaswhereasbestosparticlesmaybeintheair.
CrushingorCuttingPrevention
Supportequipmentandattachmentsproperlywhenworkingbeneaththem.Donotdependon hydrauliccylinderstoholditup.Anyattachmentcanfallifacontrolismoved,orifahydraulicline breaks.
Neverattemptadjustmentswhilethemachineismovingortheengineisrunningunlessotherwise specified.
Wherethereareimplementlinkages,theclearanceinthelinkageareawillincreaseordecreasewith movementoftheimplement.
Stayclearofallrotatingandmovingparts.
Keepobjectsawayfrommovingfanblades.Theywillthroworcutanyobjectortoolthatfallsoris pushedintothem.
Donotuseakinkedorfrayedwireropecable.Weargloveswhenhandlingthewireropecable.
Retainerpins,whenstruckwithforce,canflyoutandinjurenearbypersons.Makesuretheareais clearofpeoplewhendrivingretainerpins.
Wearprotectiveglasseswhenstrikingaretainerpintoavoidinjurytoyoureyes.
Chipsorotherdebriscanflyoffobjectswhenstruck.Makesurenoonecanbeinjuredbyflying debrisbeforestrikinganyobject.
Rops/FopsProtectiveStructures
Thisisanattachedguardlocatedabovetheoperator'scompartmentandsecuredtothemachine.
ToavoidpossibleweakeningoftheRolloverProtectiveStructure(ROPS)orFallingObjects ProtectiveStructure(FOPS),consultaCaterpillardealerbeforealteringtheROPSorFOPSinany way.TheprotectionofferedbythisROPSorFOPSwillbeimpairedifithasbeensubjectedto structuraldamage.Structuraldamagecanbecausedbyanoverturnaccidentorbyfallingobjects.
BurnPrevention
Atoperatingtemperature,theenginecoolantishotandunderpressure.Theradiatorandalllinesto heatersortheenginecontainhotwaterorsteam.Anycontactcancausesevereburns.
Steamcancausepersonalinjury.
Checkthecoolantlevelonlyaftertheenginehasbeenstoppedandthefillercapiscoolenoughto removewithyourbarehand.
Removethecoolingsystemfillercapslowlytorelievepressure.
Coolingsystemconditionercontainsalkalithatcancausepersonalinjury.Avoidcontactwiththeskin andeyesanddonotdrink.
Coolant
This is the sample of the manual Click on the download link for complete Manual
Allowcoolingsystemcomponentstocoolbeforedraining.
Oils
Hotoilandcomponentscancausepersonalinjury.Donotallowhotoilorcomponentstocontactthe skin.
Atoperatingtemperature,thehydraulictankishotandcanbeunderpressure.
Removethehydraulictankfillercaponlyaftertheenginehasbeenstoppedandthefillercapiscool enoughtoremovewithyourbarehand.
Removethehydraulictankfillercapslowlytorelievepressure.
Relieveallpressureinair,oil,fuelorcoolingsystemsbeforeanylines,fittingsorrelateditemsare disconnectedorremoved.
Batteries
Batteriesgiveoffflammablefumeswhichcanexplode.
Donotsmokewhenobservingthebatteryelectrolytelevels.
Electrolyteisanacidandcancausepersonalinjuryifitcontactsskinoreyes.
Alwayswearprotectiveglasseswhenworkingwithbatteries.
FireorExplosionPrevention
Allfuels,mostlubricantsandsomecoolantmixturesareflammable.
Fuelleakedorspilledontohotsurfacesorelectricalcomponentscancauseafire.
Donotsmokewhilerefuelingorinarefuelingarea.
Donotsmokeinareaswherebatteriesarecharged,orwhereflammablematerialsarestored.
Batteriesinseriesmaybelocatedinseparatecompartments.Whenusingjumpercablesalways connectpositive(+)cabletopositive(+)terminalofbatteryconnectedtostartersolenoidand negative(-)cablefromexternalsourcetostarternegative(-)terminal.(Ifnotequippedwithstarter negativeterminal,connecttoengineblock.)
Seethe"OperationSection"ofthismanualforspecificinstructions.
Cleanandtightenallelectricalconnections.Checkdailyforlooseorfrayedelectricalwires.Haveall looseorfrayedelectricalwirestightened,repairedorreplacedbeforeoperatingthemachine.
Keepallfuelsandlubricantsstoredinproperlymarkedcontainersandawayfromallunauthorized persons.
Storealloilyragsorotherflammablematerialinaprotectivecontainer,inasafeplace.
Donotweldorflamecutonpipesortubesthatcontainflammablefluids.Cleanthemthoroughlywith nonflammablesolventbeforeweldingorflamecuttingonthem.
Removeallflammablematerialssuchasfuel,oilandotherdebrisbeforetheyaccumulateonthe machine.
Donotexposethemachinetoflames,burningbrush,etc.,ifatallpossible.
Shield3,whichprotecthotexhaustcomponentsfromoilorfuelsprayintheeventofaline,tubeor sealfailure,mustbeinstalledcorrectly.
Ether
Etherispoisonousandflammable.
Breathingethervaporsorrepeatedcontactofetherwithskincancausepersonalinjury.
Useetheronlyinwellventilatedareas.
Donotsmokewhilechangingethercylinders.
Useetherwithcaretoavoidfires.
Donotstorereplacementethercylindersinlivingareasorintheoperator'scompartment.
Donotstoreethercylindersindirectsunlightorattemperaturesabove39°C(102°F).
Discardcylindersinasafeplace.Donotpunctureorburncylinders.
Keepethercylindersoutofthereachofunauthorizedpersonnel.
Lines,TubesandHoses
Donotbendorstrikehighpressurelines.Donotinstallbentordamagedlines,tubesorhoses.
Repairanylooseordamagedfuelandoillines,tubesandhoses.Leakscancausefires.Contactyour Caterpillardealerforrepairorreplacement.
Checklines,tubesandhosescarefully.Donotuseyourbarehandtocheckforleaks.Useaboardor cardboardtocheckforleaks.See"FluidPenetration"inthe"Safety"sectionformoredetails.Tighten allconnectionstotherecommendedtorque.Replaceifanyofthefollowingconditionsarefound.
*Endfittingsdamagedorleaking.
*Outercoveringchafedorcutandwirereinforcingexposed.
*Outercoveringballooninglocally.
*Evidenceofkinkingorcrushingoftheflexiblepartofhose.
*Armouringembeddedintheoutercover.
*Endfittingsdisplaced.
Makesurethatallclamps,guardsandheatshieldsareinstalledcorrectlytopreventvibration,rubbing againstotherparts,andexcessiveheatduringoperation.
TireInformation
Explosionsofair-inflatedearthmovingtireshaveresultedfromheat-inducedgascombustioninside thetires.Theheat,generatedbyweldingorheatingrimcomponents,externalfire,orexcessiveuseof brakescancausegaseouscombustion.
Atireexplosionismuchmoreviolentthanablowout.Theexplosioncanpropelthetire,rimandfinal drivecomponentsasfaras500m(1500ft)ormorefromthemachine.Boththeforceoftheexplosion andtheflyingdebriscancausepersonalinjuryordeath,andpropertydamage.
Donotapproachatirecloserthantheoutsideofthearearepresentedbytheshadedareaintheabove drawing.
Drynitrogen(N2)gasisrecommendedforinflationoftires.Ifthetireswereoriginallyinflatedwith air,nitrogenisstillpreferredforadjustingthepressure.Nitrogenmixesproperlywithair.
Nitrogeninflatedtiresreducethepotentialofatireexplosion,becausenitrogendoesnotsupport combustion.Also,nitrogenhelpspreventoxidationandtheresultingdeteriorationofrubberand corrosionofrimcomponents.
Propernitrogeninflationequipmentandtraininginitsusearenecessarytoavoidoverinflation.Atire blowoutorrimfailurecanresultfromimproperormisusedequipment.
Standbehindthetreadanduseaself-attachingchuckwheninflatingatire.
Servicingandchangingtiresandrimscanbedangerousandshouldbedoneonlybytrainedpersonnel usingpropertoolsandprocedures.Ifcorrectproceduresarenotfollowedwhileservicingtiresand rims,theassembliescouldburstwithexplosiveforceandcauseseriouspersonalinjuryordeath. Followcarefullythespecificinformationprovidedbyyourtireorrimservicingmanordealer.
MountingandDismounting
Mountanddismountthemachineonlywherestepsand/orhandholdsareprovided.
Usebothhandsandfacethemachine,whenmountinganddismounting.
Nevergetonoroffamovingmachine.Neverjumpoffthemachine.
Donottrytoclimbonoroffthemachinewhencarryingtoolsorsupplies.Useahandlinetopull equipmentupontotheplatform.
SecondaryCabExit
Therightcabwindowservesasasecondaryexit.
BeforeStartingtheEngine
Removeallvandalismlocksandplaceinstoredposition.
Starttheengineonlyfromtheoperator'sstation.Nevershortacrossthestarterterminalsoracrossthe batteries,asthiscouldbypasstheengineneutral-startsystemaswellasdamagetheelectricalsystem.
Inspecttheconditionoftheseatbeltandmountinghardware.Replaceanydamagedorwornparts. Replacetheseatbeltregardlessofappearance,afterthreeyearsofuse.
Adjusttheseatsothatfullpedaltravelcanbeobtainedwiththeoperator'sbackagainsttheseatback.
Makesurethemachineisequippedwithalightingsystemasrequiredbyconditions.
Makesurealllightsareworkingproperly.
Makesurenooneisworkingon,underneathorclosetothemachinebeforestartingtheengineor beginningtomovethemachine.Makesuretheareaisfreeofpersonnel.
EngineStarting
Donotstarttheengineormoveanyofthecontrolsifthereisa"DONOTOPERATE"orsimilar warningtagattachedtothestartswitchorcontrols.
Lowerthebladetotheground.MoveallhydrauliccontrolstotheHOLDpositionbeforestartingthe engine.
MovethetransmissioncontrollevertoNEUTRAL.
Engagethetransmissionneutrallock.
Engagetheparking/secondarybrake.
Startandoperatetheengineinawellventilatedareaonly.Inanenclosedarea,venttheexhausttothe outside.
BeforeOperatingtheMachine
Clearallpersonnelfromthemachineandthearea.
Clearallobstaclesfromthepathofthemachine.Bewareofhazardssuchaswires,ditches,etc.
Besureallwindowsareclean.Securethedoorsandwindows.
Adjusttherearviewmirrors(ifequipped)forbestvision,especiallyclosetothemachine.
Makesurethemachinehorn,thebackupalarm,andallotherwarningdevicesareworkingproperly.
Fastentheseatbeltsecurely.
Checkforproperoperationofallcontrolsandprotectivedeviceswhilemovingslowlyinanopen area.
Operatethemachineonlywhileseated.
Operatethecontrolsonlywiththeenginerunning.
Theoperatormustbesatisfiedthatnoonewillbeendangeredbeforemovingthemachine.
Donotallowridersonthemachineunlessadditionalseat,seatbeltandRolloverProtectiveStructure (ROPS)areprovided.
Reportanyneededrepairsnotedduringoperation.
Carryattachmentsclosetotheground,approximately40cm(15in)abovegroundlevel.
Keepthemachineawayfromdumptrucksandothervehiclesthatareunloading.
Stayasafedistancefromtheedgeofcliffs,overhangsandslideareas.
Ifthemachinebeginstosidesliponagrade,immediatelydisposeoftheloadandturnthemachine downhill.
Becarefultoavoidtheconditionwhichcouldleadtotippingwhenworkingonhills,banksorslopes, andwhencrossingditches,ridgesorotherobstructions.
Workupanddownslopes,ratherthansideways,wheneverpossible.
Keepthemachineundercontrolanddonotworkitoveritscapacity.
Besurehitchpointsandthetowingdeviceareadequate.
Connecttrailingequipmenttoadrawbarorhitchonly.
Neverstraddleawireropecableorsimilardevice,norallowotherstodoso.
Nopersonnelshouldbebetweenthemachineandtrailingequipmentwhenmaneuveringtoconnect them.Blockthetongueorhitchoftrailingequipmenttoalignitwiththedrawbarorhitch.
Knowthemaximumheightandreachofyourmachine.
AlwayskeeptheRolloverProtectiveStructure(ROPS)orFallingObjectProtectiveStructure(FOPS) (ifequipped)installedwhenoperatingthemachine.
MachineParking
Parkonalevelsurface.Ifnecessarytoparkonagrade,blockthemachine.
Applytheservicebraketostopthemachine.
MovethetransmissioncontrollevertoNEUTRAL.
Engagethetransmissionneutrallock.
Engagetheparking/secondarybrake.
Lowerallattachmentstothegroundandapplyslightdownpressure.
Stoptheengine.
TurnthestartswitchkeytoOFFandremovethekey.
Whenparkingthemachineforanextendedperiod(overnight,etc.),turnthedisconnectswitchkeyto OFFandremovethekey.
Tominimizevandalismandtheft,lockalldoorsandcompartments.
Copyright1993-2023CaterpillarInc. AllRightsReserved.
PrivateNetworkForSISLicensees.
ThuAug3123:30:26UTC+05302023
Product:WHEELDOZER
Model:824CWHEELDOZER85X
Configuration:824CTRACTOR85X00001-01193(MACHINE)POWEREDBY3406ENGINE
OperationandMaintenanceManual
824CWHEELTRACTOR&825C&826CCOMPACTORS
MediaNumber-SEBU6303-00PublicationDate-01/08/1989DateUpdated-11/10/2001
Foreword
Thismanualcontainssafetyprecautions,operationinstructionsandlubricationandmaintenance information.
Somephotographsorillustrationsinthispublicationshowdetailsorattachmentsthatmaybedifferent fromyourmachine.Also,guardsandcoversmayhavebeenremovedforillustrativepurposes.
Continuingimprovementandadvancementofproductdesignmayhavecausedchangestoyour machinewhicharenotincludedinthispublication.Read-study-andkeepithandy.
Wheneveraquestionarisesregardingyourmachine,orthispublication,pleaseconsultyour Caterpillardealerforthelatestavailableinformation.
Safety
Thesafetysectionlistsbasicsafetyprecautions.Inaddition,thissectionidentifiesthetextand locationsofwarninglabelsusedonthemachine.
Readandunderstandthebasicprecautionslistedinthesafetysectionbeforeoperatingorperforming lubrication,maintenanceandrepaironthismachine.
Operation
Theoperationsectionisareferenceforthenewoperatorandarefresherfortheexperiencedone.
Photographsorillustrationsguidetheoperatorthroughcorrectproceduresofchecking,starting, operatingandstoppingthemachine.
Operatingtechniquesoutlinedinthispublicationarebasic.Skillandtechniquesdevelopasthe operatorgainsknowledgeofthemachineanditscapabilities.
Maintenance
Themaintenancesectionisaguidetoequipmentcare.Theillustrated,step-by-stepinstructionsare groupedbyservicingintervals.Itemswithoutspecificintervalsarelistedunder"WhenRequired." Itemsinthe"MaintenanceIntervals"arereferencedtodetailedinstructionsthatfollow.
MaintenanceIntervals
Usetheservicehourmetertodetermineservicingintervals.Calendarintervalsshown(daily,weekly, monthly,etc.)maybeusedinsteadofservicehourmeterintervalsiftheyprovidemoreconvenient servicingschedulesandapproximatetheindicatedservicehourmeterreading.Recommendedservice shouldalwaysbeperformedattheintervalthatoccursfirst.
Underextremelysevere,dustyorwetoperatingconditions,morefrequentlubricationthanisspecified inthe"MaintenanceIntervals"maybenecessary.
Performserviceonitemsatmultiplesoftheoriginalrequirement.Forexample,atEvery500Service Hoursor3Months,alsoservicethoseitemslistedunderEvery250ServiceHoursorMonthly,Every 100ServiceHoursorTwoWeeks,Every50ServiceHoursorWeeklyandEvery10ServiceHoursor Daily.
MachineDescription
Thesemachinesareequippedwitha3406turbochargedengine.
Theirprimaryuseisformovingmaterialorcompactingoperations.
MachineStorage
ForcompletemachinestorageinformationrefertoSpecialInstructionSEHS9031,"StorageProcedure forCaterpillarProducts".
ThuAug3123:29:54UTC+05302023
Product:WHEELDOZER
Model:824CWHEELDOZER85X
Configuration:824CTRACTOR85X00001-01193(MACHINE)POWEREDBY3406ENGINE
OperationandMaintenanceManual
824CWHEELTRACTOR&825C&826CCOMPACTORS
MediaNumber-SEBU6303-00PublicationDate-01/08/1989DateUpdated-11/10/2001
CoolingSystemSpecifications
CoolantInformation
NOTICE
Caterpillarrecommendsthatthecoolantmixcontainaminimumof 30%CaterpillarAntifreeze,orequivalent.
Topreventdamagetoyourengine,neveraddcoolanttoanoverheated engine.Allowtheenginetocoolfirst.
Allwateriscorrosiveatengineoperatingtemperature.Thecooling systemshouldbeprotectedwitha3%to6%concentrationofcooling systemconditioneratalltimes,regardlessoftheconcentrationof antifreeze.
Excessivecoolantconditioner(greaterthantherecommended6% initialfill)togetherwithconcentrationsofantifreezegreaterthan65% causedepositstoformandmayresultinradiatortubeblockageand overheating,and/orwaterpumpsealdamage.
DonotuseCaterpillarliquidcoolingsystemconditioner,coolant conditionerelementsorantifreezewithDowtherm209Full-Fill coolant.Dowtherm209Full-Fillcoolantisnotcompatiblewithother antifreezesandcoolantmixtures.
Dowtherm209full-fillcoolantwilllowerthewaterpumpcavitation temperatureandcoolantboilingpoint.Theseloweredtemperatures willcauseoverheatingatalowerambienttemperaturethanan ethyleneglycolandwatermix.IfDowthermisused,followthe instructionsprovidedanduseonlytheinhibitorpackagerecommended bythesupplier.
Ifthemachineistobestoredin,orshippedto,anareawithfreezing temperatures,thecoolingsystemmustbeprotectedtothelowest expectedoutside(ambient)temperature.
Theenginecoolingsystemisprotectedto-28°C(-20°F)with CaterpillarAntifreeze,whenshippedfromthefactory.
Checkthespecificgravityofthecoolantsolutionfrequentlyincold weathertoensureadequateprotection.
Cleanthecoolingsystemifitiscontaminated,iftheengineoverheatsoriffoamingisobservedinthe radiator.
Coolantshouldbedrained,systemcleanedandnewcoolantaddedevery2000servicehoursorone year.WhenusingCaterpillarAntifreezeandCaterpillarcoolingsystemconditionerasrecommended, thedrainperiodcanbeextendedto4000servicehoursortwoyears.
Fillingatover20liters(5U.S.gallons)perminutecancauseairpocketsinthecoolingsystem.
Afterdrainingandrefillingthecoolingsystem,operatetheenginewiththeradiatorcapremoveduntil thecoolantreachesnormaloperatingtemperatureandthecoolantlevelstabilizes.Addcoolantas necessarytofillthesystemtotheproperlevel.
Operatewithathermostatinthecoolingsystemallyear-round.Coolingsystemproblemscanarise withoutathermostat.
Referto"KnowYourCoolingSystem,"FormSEBD0518,formoredetailedspecifications.
CoolantWaterSpecifications
Hardwater,orwaterwithhighlevelsofcalciumandmagnesiumions,encouragestheformationof insolublechemicalcompoundsbycombiningwithcoolingsystemadditivessuchassilicatesand phosphates.
Thetendencyofsilicatesandphosphatestoprecipitateout-of-solutionincreaseswithincreasingwater hardness.Hardwater,orwaterwithhighlevelsofcalciumandmagnesiumionsencouragesthe formationofinsolublechemicals,especiallyafteranumberofheatingandcoolingcycles.Caterpillar preferstheuseofdistilledwaterordeionizedwatertoreducethepotentialandseverityofchemical insolubility.
Usingwaterthatmeetsthisrequirementmaynotpreventdropoutofthesechemicalcompounds totally,butshouldminimizetheratetoacceptablelevels.
AntifreezeRecommendations NOTICE
Caterpillarrecommendsthatthecoolantmixcontainaminimumof 30%CaterpillarAntifreeze,orequivalent,andacceptablewaterto maintainanadequatewaterpumpcavitationtemperatureforefficient waterpumpperformance.
Premixcoolantsolutiontoprovideprotectiontothelowestexpected outside(ambient)temperature.Pureundilutedantifreezewillfreezeat -23°C(-10°F).
Onlyuseagreaterconcentration(above30%)ofCaterpillar Antifreezeasneededforanticipatedoutside(ambient)temperatures. Donotexceedacoolantmixtureof60%antifreezetowatersincea concentrationabove60%antifreezewillreducetheengine'sfreeze protectionandincreasethepossibilityofdepositformationinthe coolingsystem.
UseCaterpillarAntifreeze,GM6038-Morequivalent.CaterpillarAntifreezeisavailablethrough yourCaterpillardealer.
Itisimportanttousepropercoolanttopreventdamagetocoolingsystemcomponents.Coolants meetingGM6038-M(lowsilicatecontent)specificationsorequivalentmayalsobeused.However, liquidcoolantconditionermustbeaddedtothesecoolants.Seesectionon"Conditioner"inthis manualforfurtherinformation.
Mostcommercialantifreezesareformulatedforgasolineengineapplicationsandwill,therefore,have highsilicatecontent.CaterpillarAntifreezeisformulatedwithalowsilicatecontentandtheproper coolantadditivesforheavydutydieselengines.
ThemajoradvantagesofCaterpillarantifreezeare:
*Significantlyreduceswaterpumpsealleakageproblemscausedbyoverconcentrationof chemicaladditives.
*Thereisnoneedtoaddcoolantinhibitoroninitialfillwhichmustbedonewithcurrent commerciallyavailableantifreezes.
*Highsilicateantifreezesusedwithasupplementalcoolantconditionercancauseabuild-upof solidsoveraperiodoftimewhichcancauseplugging,lossofheattransfer,andwaterpump sealdamage.
Makeproperantifreezeadditions.
Addingpureantifreezeasamakeupsolutionforcoolingsystemtop-upisanunacceptablepractice.It increasestheconcentrationofantifreezeinthecoolingsystemwhichincreasestheconcentrationof dissolvedsolidsandundissolvedchemicalinhibitorsinthecoolingsystem.Addantifreezemixedwith watertothesamefreezeprotectionasyourcoolingsystem.
UsethechartbelowtoassistindeterminingtheconcentrationofCaterpillarAntifreezetouse. CoolantConditionerRecommendations
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