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CAT + Caterpillar 3176C Industrial Engine Operation & Maintenance Manual

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Product:INDUSTRIALENGINE

Model:3176CINDUSTRIALENGINE2AW

Configuration:3176CIndustrialEngine2AW00001-UP

OperationandMaintenanceManual 3176Cand3196IndustrialEngines

MediaNumber-SEBU7082-02PublicationDate-01/09/1999DateUpdated-15/08/2018 i02113479

AirCompressor-Inspect

SMCS-1803-040

Donotdisconnecttheairlinefromtheaircompressorgovernorwithout purgingtheairbrakeandtheauxiliaryairsystems.Failuretopurgethe airbrakeandtheauxiliaryairsystemsbeforeremovingtheair compressorand/ortheairlinescouldcausepersonalinjury.

Illustration1g01076630 (1)Pressurereliefvalve

Iftheaircompressorpressurereliefvalvethatismountedintheair compressorcylinderheadisbypassingcompressedair,thereisa malfunctionintheairsystem,possiblyiceblockage.Underthese conditions,yourenginemayhaveinsufficientairfornormalbrake operation.

Donotoperatetheengineuntilthereasonfortheairbypassisidentified andcorrected.Failuretoheedthiswarningcouldleadtoproperty damage,personalinjury,ordeathtotheoperatororbystanders.

Thefunctionofthepressurereliefvalveistobypassairwhenthereisamalfunctionintheair compressorsystem.

Thepressurereliefvalvereleasesairat1723kPa(250psi).Donotstandnearthepressurerelief valve.Compressedairmaybereleasedwithoutwarning.Allpersonnelshouldalsostayclearof theaircompressorwhentheengineisoperatingandtheaircompressorisexposed.

RefertotheServiceManualorrefertotheOEMspecificationsinordertofindinformation concerningtheaircompressor.ConsultyourCaterpillardealerforassistance.

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OperationandMaintenanceManual

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AirCompressorFilter-Clean/Replace

SMCS-1803-070-FQ;1803-510-FQ

Oneofthesinglemostimportantaspectsofpreventivemaintenancefortheaircompressoristhe inductionofcleanair.Thetypeofmaintenancethatisrequiredfortheaircompressorandthe maintenanceintervaldependsonthetypeofairinductionsystemthatisused.Operating conditions(dust,dirtanddebris)mayrequiremorefrequentservice.

RefertotheServiceManualforthetypeofaircompressorthatisinstalledontheengine.Follow themaintenancerecommendationsthatareprovidedbytheOEMoftheaircompressor.Some enginesuseboostairpressuresotheengineaircleanerwillrequireservicing.

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Product:INDUSTRIALENGINE

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OperationandMaintenanceManual 3176Cand3196IndustrialEngines

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AirStartingMotorLubricatorOilLevel-Check-If Equipped

SMCS-1451-535

NOTICE

Neverallowthelubricatorbowltobecomeempty.Theairstarting motorwillbedamagedbyalackoflubrication.Ensurethatsufficient oilisinthelubricatorbowl.

i00805129

(1)Airvalve

(2)Lubricatorbowl

(3)Adjustmentknob

1.Thevanesoftheairstartingmotorarelubricatedwithafinemistofoilfromtheairstarting motorlubricator.Checkthelevelofoilinlubricatorbowl(2).Iftheoillevelislessthan1/2, addoiltothelubricatorbowl.

2.EnsurethattheairsupplytothelubricatorisOFF.

3.Removetheplug.Pouroilintolubricatorbowl(2).Use"10W"oilfortemperaturesthatare greaterthan0°C(32°F).Useairtooloilfortemperaturesthatarebelow0°C(32°F).

4.Installtheplug.

OilerFeedAdjustment

Ifnecessary,adjustthelubricatorinordertoreleaseapproximatelytwodropsoffluidper30 secondsintothestartingmotorairstream.

1.EnsurethatthefuelsupplytotheengineisOFF.

2.Turnadjustmentknob(3)clockwiseuntiltheadjustmentknoblocks.

3.Turnadjustmentknob(3)counterclockwisefor1/4turns.

NOTICE

Donotcranktheenginecontinuouslyformorethan30seconds.Allow thestartingmotortocoolfortwominutesbeforecrankingtheengine again.

4.Crankthestartingmotorfortensecondsandobservetheexhaustairfromthemufflersof thestartingmotor.Lookforoilmist.Aslightoilmistshouldbebarelyvisible.

Ifnomistisobserved,orifthemistisexcessive,rotateadjustmentknob(3)inincrementsof1/16 inordertoincreaseordecreasetheoilmist.Repeatthestartingmotorcrankingandobserveuntil themistissatisfactory.

Note:Dripratesshouldonlybemadeunderanaveragesteadyflowcondition.Onceasteadyflow conditionisestablished,thelubricatorwillautomaticallyadjustthedriprateinproportiontothe variationsinairflow.

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Product:INDUSTRIALENGINE

Model:3176CINDUSTRIALENGINE2AW

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OperationandMaintenanceManual 3176Cand3196IndustrialEngines

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AirTankMoistureandSediment-Drain-IfEquipped

SMCS-1466-543-M&S

Moistureandsedimentintheairstartingsystemcancausethefollowingconditions:

•Freezing

•Corrosionofinternalparts

•Malfunctionoftheairstartingsystem

Whenopeningthedrainvalve,wearprotectivegloves,aprotectiveface shield,protectiveclothing,andprotectiveshoes.Pressurizedaircould causedebristobeblownandresultinpersonalinjury.

1.Openthedrainvalvethatisonthebottomoftheairtank.Allowthemoistureandsediment todrain.

2.Closethedrainvalve.

3.Checktheairsupplypressure.Theairstartingmotorrequiresaminimumof620kPa (90psi)ofairpressuretooperateproperly.Themaximumairpressuremustnotexceed 1550kPa(225psi).Thenormalairpressurewillbe758to965kPa(110to140psi). Copyright1993-2025CaterpillarInc.

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Product:INDUSTRIALENGINE

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OperationandMaintenanceManual

3176Cand3196IndustrialEngines

MediaNumber-SEBU7082-02PublicationDate-01/09/1999DateUpdated-15/08/2018

Alternator-Inspect

SMCS-1405-040

i08259468

Caterpillarrecommendsascheduledinspectionofthealternator.Inspectthealternatorforloose connectionsandproperbatterycharging.Inspecttheammeter(ifequipped)duringengine operationtoensureproperbatteryperformanceand/orproperperformanceoftheelectricalsystem. Makerepairs,asrequired.

Checkthealternatorandthebatterychargerforproperoperation.Ifthebatteriesareproperly charged,theammeterreadingshouldbeverynearzero.Allbatteriesshouldbekeptcharged.The batteriesshouldbekeptwarmbecausetemperatureaffectsthecrankingpower.Ifthebatteryistoo cold,thebatterywillnotcranktheengine.Thebatterywillnotcranktheengine,evenifthe engineiswarm.Whentheengineisnotrunforlongperiodsoftimeoriftheengineisrunfor shortperiods,thebatteriesmaynotfullycharge.Abatterywithalowchargewillfreezemore easilythanabatterywithafullcharge.

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Product:INDUSTRIALENGINE

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OperationandMaintenanceManual

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AlternatorandFanBelts-Inspect/Adjust/Replace

SMCS-1357-039

Inspection

Tomaximizetheengineperformance,inspectthebeltsforwearandforcracking.Checkthebelt tension.Adjustthebelttensioninordertominimizebeltslippage.Beltslippagewilldecreasethe lifeofthebelts.

Tocheckthebelttension,apply110N(25lb)offorcemidwaybetweenthepulleys.Acorrectly adjustedbeltwilldeflect13to19mm(0.50to0.75inch).

Adjustment

Typicalillustration:(1)Adjustingnuts.(2)Mountingbolts.

1.Removethebeltguard.

2.Loosenmountingbolt(2)andadjustingnuts(1).

3.Turnadjustingnuts(1)inordertoincreaseordecreasethebelttension.

4.Tightenadjustingnuts(1).Tightenmountingbolt(2).RefertotheOperationand MaintenanceManualforthepropertorques.

Ifnewbeltsareinstalled,checkthetensionagainafter30minutesofengineoperationattherated rpm.

Replacement

Forapplicationsthatrequiremultipledrivebelts,replacethebeltsinmatchedsets.Replacingonly onebeltofamatchedsetwillcausethenewbelttocarrymoreloadbecausetheolderbeltis stretched.Theadditionalloadonthenewbeltcouldcausethenewbelttobreak.

RefertotheServiceManualformoreinformationontheproceduresforthefollowingtopics:belt removalandbeltinstallationprocedure.

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Product:INDUSTRIALENGINE

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OperationandMaintenanceManual 3176Cand3196IndustrialEngines

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Battery-Recycle

SMCS-1401-561

Alwaysrecycleabattery.Neverdiscardabattery.

Alwaysreturnusedbatteriestooneofthefollowinglocations:

•Abatterysupplier

•Anauthorizedbatterycollectionfacility

•Recyclingfacility

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BatteryElectrolyteLevel-Check

SMCS-1401-081

Whentheenginehasnotrunforlongorshortperiodsoftime,thebatteriesmaynotfullyrecharge. Ensureafullchargetohelppreventthebatteryfromfreezing.

Inwarmerclimates,checktheelectrolytelevelmorefrequently.

Ensurethattheelectrolytelevelis13mm(0.5inch)abovethetopoftheseparators.

Alllead-acidbatteriescontainsulfuricacidwhichcanburntheskinand clothing.Alwayswearafaceshieldandprotectiveclothingwhen workingonornearbatteries.

1.Removethefillercaps.Maintaintheelectrolyteleveltothe"FULL"markonthebattery.

Iftheadditionofwaterisnecessary,usedistilledwater.Ifdistilledwaterisnotavailable, usecleanwaterthatislowinminerals.Donotuseartificiallysoftenedwater.

2.Checktheconditionoftheelectrolytewiththe245-5829CoolantBatteryTester Refractometer.

3.Keepthebatteriesclean.

Cleanthebatterycasewithoneofthefollowingcleaningsolutions:

Amixtureof0.1kg(0.2lb)ofbakingsodaand1L(1qt)ofcleanwater

Amixtureof0.1L(0.11qt)ofammoniaand1L(1qt)ofcleanwater

Thoroughlyrinsethebatterycasewithcleanwater.

Usethe1U-9921BatteryServiceTooltocleanthebatteryterminals.Useawirebrushto cleanthecableclamps.Cleantheitemsuntilthesurfacesarebrightorshiny.DONOT removematerialexcessively.Excessiveremovalofmaterialcancausetheclampstofit improperly.CoattheclampsandtheterminalswiththeLoctite®productlistedbelow, petroleumjellyorMPGM.

ForAmericasNorth-LoctiteLB8632

ForEuropeandAfrica,MiddleEast,CIS(AMEC)-LoctiteLB8104

ForAsiaPacific-LoctiteLB8801

ForAmericasSouth-LoctiteLBSuperlube

Fororderingtheproductslistedabove,gotothefollowingaddress. http://www.loctite.com/en/meta/meta-nav/location-selector.html

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OperationandMaintenanceManual 3176Cand3196IndustrialEngines

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BatteryorBatteryCable-Disconnect

SMCS-1402-029

Thebatterycablesorthebatteriesshouldnotberemovedwiththe batterycoverinplace.Thebatterycovershouldberemovedbeforeany servicingisattempted.

Removingthebatterycablesorthebatterieswiththecoverinplacemay causeabatteryexplosionresultinginpersonalinjury.

1.TurnthestartswitchtotheOFFposition.Turntheignitionswitch(ifequipped)totheOFF positionandremovethekeyandallelectricalloads.

2.Disconnectthenegativebatteryterminalatthebatterythatgoestothestartswitch.Ensure thatthecablecannotcontacttheterminal.Whenfour12voltbatteriesareinvolved,the negativesideoftwobatteriesmustbedisconnected.

3.Tapetheleadsinordertohelppreventaccidentalstarting.

4.Proceedwithnecessarysystemrepairs.Reversethestepsinordertoreconnectallofthe cables.

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Product:INDUSTRIALENGINE

Model:3176CINDUSTRIALENGINE2AW

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OperationandMaintenanceManual

3176Cand3196IndustrialEngines

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ColdWeatherLubricants

SMCS-1300;1348;7581

NOTICE

Recommendedenginewarm-upproceduremustbefollowed.Referto theengineOperationandMaintenanceManual.Alsorefertothe relevant“LubricantViscositiesforAmbientTemperatures”table footnoteinthisSpecialPublication.

NOTICE

Excessiveengineidlingtimecancontributetoexcessivewaterinthe crankcaseoil,causingcorrosion,sludge,andotherproblems.Excessive engineidlingtimecanalsoleadtoinjectorfouling,pistonand combustionchamberdeposits,corrosivedamage,andincreasedoil consumption.

Forproperselectionofoilviscositygradeandoiltypeand/orspecification,refertothisSpecial Publication,"LubricantSpecifications"section.

Also,refertothisSpecialPublication,"LubricantViscosities"article.

NOTICE

Notfollowingtherecommendationsfoundinthe“LubricantViscosities forAmbientTemperatures”tableandassociatedfootnotescanleadto reducedperformanceandenginefailure.

NOTICE

DoNOTuseonlytheoilviscositieswhendeterminingthe recommendedoilforanenginecompartment.Theoiltype (performancerequirements)MUSTalsobeused.

Foreasiercoldweatherstarting,makesurethatallofthecomponentsoftheengineelectrical systemareproperlymaintained.Allelectricalwiringandconnectionsshouldbefreeofthe following:fraying,damagedinsulationandcorrosion.Batteriesshouldbekeptfullychargedand warm.Thebatteriesandthebatterycablesmustbesizedproperlyfortheapplication.

Variousstartingaidsareavailableinordertoassistwithcoldenginestartsinlowtemperature conditions.Followtherecommendationsthatareprovidedbythemanufacturerofthestartingaid. RefertotheforewordsectionofthisSpecialPublication,"AftermarketProductsandWarranty".

Foradditionalinformationconcerningcold-weatheroperation,refertothisSpecialPublication, "FuelSpecifications"section.AlsorefertothisSpecialPublication,"CoolingSystem Specifications"section.

Beforeattemptingtostarttheengine,makesurethattheoilintheengineisfluidenoughtoflow. Checktheoilbyremovingthedipstick.Iftheoilwilldripfromthedipstick,thentheoilshouldbe fluidenoughtoallowtheenginetostart.Donotuseoilthathasbeendilutedwithkerosene. Kerosenewillevaporateintheengine.andcausetheoiltothicken.Kerosenewillcauseswelling andsofteningofthesiliconeseals.Kerosenewilldilutetheoiladditives.Dilutionoftheoil additiveswillreducetheperformance,andreducetheengineprotectionthattheadditivesprovide.

Iftheviscosityoftheoilischangedforcolderweather,alsochangethefilterelement.Ifthefilter isnotchanged,thefilterelementandthefilterhousingcanbecomeasolidmass.Afteryouchange theoil,operatetheengineinordertocirculatethethinneroil.

Whenyoustartacold-soakedengineorwhenyouoperateanengineinambienttemperaturesthat havelubricantviscositygradeofSAE0WorofSAE5W.AnexampleofviscositygradeisSAE 5W-40.

Whenyoustartacold-soakedengineorwhenyouoperateanengineinambienttemperaturesthat

Note:Usethehighestoilviscositygradethatisallowedfortheambienttemperaturewhenyou starttheengine.Ifadifferentoilviscositygradeisspecifiedinthetable,usetheviscositygrade thatisspecifiedinthetable.Inarcticapplications,thepreferredmethodoflubricationisto

useaproperlysizedenginecompartmentheaterandahigherviscositygradeoil.Refertothe “LubricantViscosities”articleinthisSpecialPublicationforfurtherdetails.

Note:Cold-soakedstartsoccurwhentheenginehasnotbeenoperatedforatime.Theoilwill becomemoreviscousduetocoolerambienttemperatures.Supplementalheatisrecommendedfor cold-soakedstartsthatarebelowtheminimumambienttemperatureslistedinthe“Lubricant ViscositiesforAmbientTemperatures”tables.Supplementalheatmayberequiredforcold-soaked startsthatareabovetheminimumtemperaturethatisstated,dependingontheparasiticloadand otherfactors.

NOTICE

Enginesthatusefluidorpanheaters,orheatedenclosures,orarekept runningunderload,etc.can,andgenerallyshouldusehigherviscosity oil.The“LubricantViscositiesforAmbientTemperatures”tables (MaintenanceSection)Minimumviscosityforambienttemperature recommendationsareforcold-soakedconditions.Usethehighest viscosityoilthatisallowedfortheambienttemperatureatstartup. BUT,undercontinuoususage(multipleshiftsperday),and/orwhen usingfluidorpanheaters,useahigherviscosityoilthantheminumum recommendedviscosityforcold-soakedstartingconditions.Thehigher viscosityoilwillmaintainthehighestpossibleoilfilmthickness.Refer tothe“LubricantViscositiesforAmbientTemperatures”tablesand thetablefootnotesforexceptions.

Example:TheoilviscosityrecommendedforuseinCatdieselengines 0Wviscositygrade(SAE0W-30).Ifthedieselengineisrun continuously,SAE15W-40viscositygradedieselengineoilcanbeused andisgenerallythepreferredoilviscosityinthissituation.

NOTICE

Ifambientconditionswarrant,ahigherviscosityoilofthe recommendedspecificationforagivencompartmentmayneedtobe installedinordertoprovideadequatefilmthickness.

Product:INDUSTRIALENGINE

Model:3176CINDUSTRIALENGINE2AW

Configuration:3176CIndustrialEngine2AW00001-UP

OperationandMaintenanceManual

3176Cand3196IndustrialEngines

MediaNumber-SEBU7082-02PublicationDate-01/09/1999DateUpdated-15/08/2018

CommercialHeavy-DutyCoolant/AntifreezeandSCA

SMCS-1350;1395

IfCaterpillarDEACisnotused,selectacoolant/antifreezewithlowsilicatecontentforheavydutyapplicationsthatmeets"ASTMD5345"or"ASTMD4985"specifications.

Note:WhenyouarenotusingCaterpillarDEACthecoolingsystemmustbedrainedonetime duringeveryyear.Thecoolingsystemmustbeflushedatthistimeaswell.

Whenaheavy-dutycoolant/antifreezeisused,treatthecoolingsystemwiththreetosixpercent CaterpillarSCAbyvolume.Formoreinformation,seethispublication,"Conventional Coolant/AntifreezeCoolingSystemMaintenance"topic(MaintenanceSection).

IfCaterpillarSCAisnotused,selectacommercialSCA.ThecommercialSCAmustprovidea minimumof1200mg/Lor1200ppm(70grains/USgal)ofnitritesinthefinalcoolantmixture.

Coolant/antifreezethatmeets"ASTMD5345"or"ASTMD4985"specificationsMAYrequire treatmentwithSCAattheinitialfill.ThesecoolantsWILLrequiretreatmentwithSCAona maintenancebasis.

Whenconcentratedcoolant/antifreezeismixed,Caterpillarrecommendsmixingtheconcentrate withdistilledwaterorwithdeionizedwater.Ifdistilledwaterordeionizedwaterisnotavailable, waterwhichhastherequiredpropertiesmaybeused.Forthewaterproperties,seethis publication,"GeneralCoolantInformation"topic(MaintenanceSection).

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OperationandMaintenanceManual

3176Cand3196IndustrialEngines

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ConventionalCoolant/AntifreezeCoolingSystem Maintenance

SMCS-1350;1352;1395

NOTICE

Neveroperateanenginewithoutwatertemperatureregulatorsinthe coolingsystem.Watertemperatureregulatorshelptomaintainthe enginecoolantattheproperoperatingtemperature.Coolingsystem problemscandevelopwithoutwatertemperatureregulators.

Checkthecoolant/antifreeze(glycolconcentration)inordertoensureadequateprotectionagainst boilingorfreezing.Caterpillarrecommendstheuseofarefractometerforcheckingtheglycol concentration.Usethe1U-7298Coolant/BatteryTester(DegreeCelsius)orusethe1U-7297 Coolant/BatteryTester(DegreeFahrenheit).Thetestersgivereadingsthatareimmediateand accurate.Thetesterscanbeusedwithethyleneorwithpropyleneglycol.

Caterpillarenginecoolingsystemsshouldbetestedat250hourintervalsfortheconcentrationof SupplementalCoolantAdditive(SCA).SCAtestkitsareavailablefromyourCaterpillardealer. TesttheconcentrationofSCAorsubmitacoolantsampletoyourCaterpillardealerat250hour intervals.RefertoS·O·SCoolantAnalysisformoreinformationonthistopic.

AdditionsofSCAarebasedontheresultsofthetestorbasedontheresultsofthecoolant analysis.AnSCAthatisliquidoramaintenanceelementforanSCA(ifequipped)maybeneeded at250hourintervals.

Table1liststheamountofCaterpillarSCAthatisneededattheinitialfillinordertotreat coolant/antifreeze.TheseamountsofSCAareforsystemsthatuseheavy-dutycoolant/antifreeze.

Table1alsolistsadditionsofSCAforliquidandformaintenanceelementsat250hours.The additionsarerequiredforCaterpillarDEACandforcommercialcoolant/antifreezes.

Table1

CaterpillarSCARequirementsforHeavy-DutyCoolant/Antifreeze

CoolingSystem CapacityInitialFill(1)250ServiceHour Maintenance(2) Spin-onElementat250 ServiceHourMaintenance(If Equipped)(3)

22to30L (6to8USgal) 0.95L (32floz)0.24L(8floz) 111-2370(1)

31to38L (9to10USgal) 1.18L (40floz)0.36L(12floz) 111-2369(1)

39to49L (11to13USgal) 1.42L (48floz)0.36L(12floz) 111-2369(1)

50to64L (14to17USgal) 1.90L (64floz)0.47L(16floz) 9N-3368(1)

65to83L (18to22USgal) 2.37L (80floz)0.60L(20floz) 111-2371(1)

84to114L (23to30USgal) 3.32L (112floz)0.95L(32floz) 9N-3718(1)

115to163L (31to43USgal) 4.75L (160floz)1.18L(40floz) 111-2371(2)

164to242L (44to64USgal) 7.60L (256floz)1.90L(64floz) 9N-3718(2)

(1)Whenthecoolantsystemisfirstfilled,theSCAisnotrequiredtobeusedwithCaterpillarDEAC.

(2)Donotexceedthesixpercentmaximumconcentration.ChecktheconcentrationofSCAwithaSCAtestkit.

(3)DonotusethemaintenanceelementfortheSCAandtheliquidfortheSCAatthesametime.

Note:Specificengineapplicationsmayrequiremaintenancepracticestobeperiodicallyevaluated inordertoproperlymaintaintheengine'scoolingsystem.

RefertoTable2forpartnumbersandforquantitiesofSCA.

Table2

CaterpillarLiquidSCA

PartNumberQuantity

6V-35420.24L(8oz) 111-23720.36L(12oz)

8T-15890.47L(16oz)

3P-20440.94L(32oz)

8C-368019L(5USgal)

5P-2907208L(55USgal)

CoolingSystemswithLargerCapacities

AddingtheSCAtoConventionalCoolant/AntifreezeattheInitialFill

Note:CaterpillarDEACDOESNOTrequireanadditionofSCAwhenthecoolingsystemis initiallyfilled.

Commercialheavy-dutycoolant/antifreezethatmeets"ASTMD4985"or"ASTMD5345" specificationsMAYrequireanadditionofSCAattheinitialfill.Readthelabelortheinstructions thatareprovidedbytheOEMoftheproduct.

UsetheequationthatisinTable3todeterminetheamountofCaterpillarSCAthatisrequired whenthecoolingsystemisinitiallyfilledwiththefollowingfluids:

•"ASTMD4985"

•"ASTMD5345"

Table3

EquationForAddingTheSCAToConventionalCoolant/AntifreezeAtTheInitialFill

V×0.045=X

Visthetotalvolumeofthecoolingsystem.

XistheamountofSCAthatisrequired.

Table4isanexampleforusingtheequationthatisinTable3.

Table4

ExampleOfTheEquationForAddingTheSCAToConventionalCoolant/AntifreezeAt TheInitialFill

TotalVolumeoftheCooling System(V) Multiplication Factor AmountofSCAthatis Required(X)

946L (250USgal) ×0.045 43L (11USgal)

AddingtheSCAtoConventionalCoolant/AntifreezeForMaintenance

Heavydutycoolant/antifreezeofalltypesREQUIREperiodicadditionsofanSCA.

Testthecoolant/antifreezeperiodicallyfortheconcentrationofSCA.Fortheinterval,seethe OperationandMaintenanceManual,"MaintenanceIntervalSchedule"(MaintenanceSection). SCAtestkitsareavailablefromyourCaterpillardealer.TesttheconcentrationofSCAorsubmita coolantsampletoyourCaterpillardealer.Seethispublication,"S·O·SCoolantAnalysis"topic (MaintenanceSection).

AdditionsofSCAarebasedontheresultsofthetestorbasedontheresultsofthecoolant analysis.ThesizeofthecoolingsystemdeterminestheamountofSCAthatisneeded.

UsetheequationthatisinTable5todeterminetheamountofCaterpillarSCAthatisrequired,if necessary:

Table5

EquationForAddingTheSCAToConventionalCoolant/AntifreezeForMaintenance

V×0.014=X

Visthetotalvolumeofthecoolingsystem.

XistheamountofSCAthatisrequired.

Table6isanexampleforusingtheequationthatisinTable5.

Table6

ExampleOfTheEquationForAddingTheSCAToConventionalCoolant/AntifreezeFor Maintenance

Note:Specificengineapplicationsmayrequiremaintenancepracticestobeperiodicallyevaluated inordertoproperlymaintaintheengine'scoolingsystem.

Table2listspartnumbersandquantitiesofSCAthatisavailablefromyourCaterpillardealer.

CleaningtheSystemofHeavy-DutyCoolant/Antifreeze

Caterpillarcoolingsystemcleanersaredesignedtocleanthecoolingsystemofharmfulscaleand corrosion.Caterpillarcoolingsystemcleanersdissolvemineralscale,corrosionproducts,lightoil contaminationandsludge.

•Cleanthecoolingsystemafterusedcoolantisdrainedorbeforethecoolingsystemisfilled withnewcoolant.

•Cleanthecoolingsystemwheneverthecoolantiscontaminatedorwheneverthecoolantis foaming.

•Fortherecommendedserviceinterval,refertotheOperationandMaintenanceManual, "MaintenanceIntervalSchedule"foryourengine.

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