LiteratureInformation
Thismanualshouldbestoredintheoperator'scompartmentintheliteratureholderorseatback literaturestoragearea.
Thismanualcontainssafetyinformation,operationinstructions,transportationinformation, lubricationinformation,andmaintenanceinformation.
Somephotographsorillustrationsinthispublicationshowdetailsorattachmentsthatcanbedifferent fromyourmachine.Guardsandcoversmighthavebeenremovedforillustrativepurposes.
Continuingimprovementandadvancementofproductdesignmighthavecausedchangestoyour machinewhicharenotincludedinthispublication.Read,study,andkeepthismanualwiththe machine.
Wheneveraquestionarisesregardingyourmachine,orthispublication,pleaseconsultyourCat dealerforthelatestavailableinformation.
Safety
Thesafetysectionlistsbasicsafetyprecautions.Inaddition,thissectionidentifiesthetextand locationsofwarningsignsandlabelsusedonthemachine.
Readandunderstandthebasicprecautionslistedinthesafetysectionbeforeoperatingorperforming lubrication,maintenance,andrepaironthismachine.
Operation
Theoperationsectionisareferenceforthenewoperatorandarefresherfortheexperiencedoperator. Thissectionincludesadiscussionofgauges,switches,machinecontrols,attachmentcontrols, transportation,andtowinginformation.
Photographsandillustrationsguidetheoperatorthroughcorrectproceduresofchecking,starting, operating,andstoppingthemachine.
Operatingtechniquesoutlinedinthispublicationarebasic.Skillandtechniquesdevelopasthe operatorgainsknowledgeofthemachineanditscapabilities.
Maintenance
Themaintenancesectionisaguidetoequipmentcare.TheMaintenanceIntervalSchedule(MIS)lists theitemstobemaintainedataspecificserviceinterval.Itemswithoutspecificintervalsarelisted underthe"WhenRequired"serviceinterval.TheMaintenanceIntervalScheduleliststhepage numberforthestep-by-stepinstructionsrequiredtoaccomplishthescheduledmaintenance.Usethe MaintenanceIntervalScheduleasanindexor"onesafesource"forallmaintenanceprocedures.
MaintenanceIntervals
Usetheservicehourmetertodetermineservicingintervals.Calendarintervalsshown(daily,weekly, monthly,etc.)canbeusedinsteadofservicehourmeterintervalsifthecalendarintervalsprovide moreconvenientservicingschedulesandapproximatetheindicatedservicehourmeterreading. Performtherecommendedserviceattheintervalthatoccursfirst.
Undersevere,dusty,orwetoperatingconditions,morefrequentlubricationthanisspecifiedinthe maintenanceintervalschartmightbenecessary.
Performserviceonitemsatmultiplesoftheoriginalrequirement.Forexample,atevery500service hoursor3months,alsoservicethoseitemslistedunderevery250servicehoursormonthlyandevery 10servicehoursordaily.
CertifiedEngineMaintenance
Propermaintenanceandrepairareessentialtokeeptheengineandmachinesystemsoperating correctly.Astheheavy-dutyoff-roaddieselengineowner,youareresponsiblefortheperformanceof therequiredmaintenancelistedintheOwnerManual,OperationandMaintenanceManual,and ServiceManual.
Itisprohibitedforanypersonengagedinthebusinessofrepairing,servicing,selling,leasing,or tradingenginesormachinestoremove,alter,ortorenderinoperative,anyemission-relateddeviceor elementofdesigninstalledonorinanengineormachinethatisincompliancewithallapplicable regulationsoftheintendedcountrytowhichithasbeenshipped.Certainelementsofthemachineand enginesuchastheexhaustsystem,fuelsystem,electricalsystem,intakeairsystem,andcooling systemmaybeemission-relatedandshouldnotbealteredunlessapprovedbyCaterpillar.
MachineCapacity
Additionalattachmentsormodificationsmayexceedmachinedesigncapacitywhichcanadversely affectperformancecharacteristics.Includedwouldbestabilityandsystemcertificationssuchas brakes,steering,androlloverprotectivestructures(ROPS).ContactyourCatdealerforfurther information.
ProductIdentificationNumber
EffectiveFirstQuarter2001theProductIdentificationNumber(PIN)haschangedfrom8to17 characters.Toprovideuniformequipmentidentification,constructionequipmentmanufacturersare movingtocomplywiththelatestversionoftheproductidentificationnumberingstandard.Non-road machinePINsaredefinedbyISO10261.ThenewPINformatwillapplytoallmachinesand generatorsets.ThePINplatesandframemarkingwilldisplaythe17characterPIN.Thenewformat willlooklikethefollowing:
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Illustration1g03891925
Where:
1.WorldManufacturingCode(characters1-3)
2.MachineDescriptor(characters4-8)
3.CheckCharacter(character9)
4.MachineIndicatorSection(MIS)orProductSequenceNumber(characters10-17).Thesewere previouslyreferredtoastheSerialNumber.
MachinesandgeneratorsetsproducedbeforeFirstQuarter2001willmaintaintheir8characterPIN format.
Componentssuchasengines,transmissions,axles,andworktoolswillcontinuetousean8character SerialNumber(S/N).
Copyright1993-2025CaterpillarInc. AllRightsReserved. PrivateNetworkForSISLicensees.
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Product:ARTICULATEDTRUCK
Model:725CARTICULATEDTRUCKTFB
Configuration:725CArticulatedTruckTFB00001-UP(MACHINE)POWEREDBYC9.3Engine
OperationandMaintenanceManual
725CArticulatedTruck
MediaNumber-SEBU8786-09PublicationDate-01/06/2015DateUpdated-05/11/2019
AftercoolerCore-Inspect/Clean
SMCS-1064-571
Personalinjurycanresultfromairpressure.
Personalinjurycanresultwithoutfollowingproperprocedure.When usingpressureair,wearaprotectivefaceshieldandprotectiveclothing.
Maximumairpressureatthenozzlemustbelessthan205kPa(30psi) forcleaningpurposes.
i05592910
Illustration1g03486517 Raisethehood.RefertoOperationandMaintenanceManual,"HoodControl".
Illustration2g03550936 1.Removefourboltsfromgrill(1).
2.Removegrillinordertoaccesstheaftercoolercore(2).
3.Theairconditionercondenser(3)ishingedandcanbeloweredbyremovingthetwobolts (4)toprovidebetteraccess.
Inspecttheaftercoolercoreandcleantheaftercoolercore.Youcanusecompressedair,high -pressurewater,orsteamtoremovedustandotherdebrisfromtheaftercoolercore. However,theuseofcompressedairispreferred.
4.Raiseairconditionercondenser(3)andinstalltowbolts(4).
5.Installgrillandtightenfourbolts.Lowerthehood.
Copyright1993-2025CaterpillarInc. AllRightsReserved. PrivateNetworkForSISLicensees.
FriJun2021:24:32UTC+05302025
Product:ARTICULATEDTRUCK
Model:725CARTICULATEDTRUCKTFB
Configuration:725CArticulatedTruckTFB00001-UP(MACHINE)POWEREDBYC9.3Engine
OperationandMaintenanceManual
725CArticulatedTruck
MediaNumber-SEBU8786-09PublicationDate-01/06/2015DateUpdated-05/11/2019
i07416314
ARDSparkPlug-Clean-EmissionRelatedComponent
SMCS-1555-070
S/N-TFB1-UP
NOTICE
IftheengineisrunningorthekeyisintheONpositiontheARDplug willcontinuetofire.TurnthekeytotheOFFpositionbeforeservicing theARDplug.
Illustration1g03486537
LocationoftheARDsparkplug
1.Preparethemachineformaintenance.RefertoOperationandMaintenanceManual, "PreparetheMachineformaintenance".
2.Stoptheengine.
3.Allowtheexhaustsystemtocoolbeforeperformingthisprocedure.
4.Raisethehood.RefertoOperationandMaintenanceManual,"HoodControl".
5.RemoveanydirtordebrisfromtheareaaroundARDsparkplug.
6.RemovesparkplugwirefromtheARDsparkplug.
7.UseadeepwellsocketandabreakerbartoloosentheARDsparkplug.Ifnecessary,see yourCatdealerforthepartnumberofthesocket.Afterthesparkplughasbeenloosened, usethesockettoremovethesparkplugbyhandinordertodetectproblemswiththe threads.
8.Afterremovingsparkplug,cleanthegroundprobeinsidetheARDcombustionheadby runningaplugborebrushthroughtheholeintheARDcombustionhead.Runthebrush throughtheholeseveraltimes.
9.Carefullycleanthesparkplugusinganonmetalliccleaningpad.Iftheprobeappearstobe bent,replacethesparkplug.Otherwise,installtheoriginalsparkplug.
Note:Thesparkplugmaybedamagedifthesparkplugisdropped.Donotinstallaspark plugthathasbeendropped.
NOTICE
Donotovertightenthesparkplug.Theshellcanbecrackedandthe gasketcanbedeformed.Themetalcandeformandthegasketcanbe damaged.Theshellcanbestretched.Thiswillloosenthesealthatis betweentheshellandtheinsulator,allowingcombustionpressureto blowpasttheseal.Seriousdamagetotheenginecanoccur.
Usethepropertorque.
10.InstallthesparkplugbyhanduntilthesparkplugcontactstheARD.Tightenthesparkplug to43.4N·m(32lbft)to51.5N·m(38lbft).
11.Connectthesparkplugwire.
12.Lowerthehood.
Copyright1993-2025CaterpillarInc. AllRightsReserved. PrivateNetworkForSISLicensees.
FriJun2021:24:47UTC+05302025
Product:ARTICULATEDTRUCK
Model:725CARTICULATEDTRUCKTFB
Configuration:725CArticulatedTruckTFB00001-UP(MACHINE)POWEREDBYC9.3Engine
OperationandMaintenanceManual
725CArticulatedTruck
MediaNumber-SEBU8786-09PublicationDate-01/06/2015DateUpdated-05/11/2019
i06886900
AutomaticLubricationFillerFilter-Clean-Autolube-If Equipped
SMCS-7540-070-HR
Illustration1g02494037
(1)Reservoir (2)DustCap (3)FillerTubeAssembly
1.Removedustcap(2)fromreservoir(1).
2.Cleanfillertubeassembly(3)andthecouplingonthefillertubeassembly.
3.Removefillertubeassembly(3)andthecoupling.
4.Removethegreasefittingfromthefilterandcleanthefilter.
5.Cleanthefilterwithsolventandcompressedair.Checkthefilterforcracks.Ifanycracks exist,replacethefilter.
6.Replacethegreasefittinginthefilter.
7.Fillthefilterwithgrease.
8.Installthefilter.
9.Installthefilterassemblyontofillertubeassembly(3).
10.Installfillertubeassembly(3)anddustcap(2).
Copyright1993-2025CaterpillarInc. AllRightsReserved. PrivateNetworkForSISLicensees.
FriJun2021:25:02UTC+05302025
Product:ARTICULATEDTRUCK
Model:725CARTICULATEDTRUCKTFB
Configuration:725CArticulatedTruckTFB00001-UP(MACHINE)POWEREDBYC9.3Engine
OperationandMaintenanceManual
725CArticulatedTruck
MediaNumber-SEBU8786-09PublicationDate-01/06/2015DateUpdated-05/11/2019
AutomaticLubricationGreaseTank-Fill-IfEquipped
SMCS-7540-544-TNK
i02695981
IftheyellowLEDonthesignallampisilluminated,theminimumgreaselevelinthereservoirhas beenreached.
•Ensurethatthefillerhoseisprimedwithgreaseinordertopreventairfrombeing introducedinthegreasereservoir.
Illustration1g01074471
Locationofthecouplingonthelubricationpump
•Removethedustcapfromthecouplingforthefiller.
•Carefullycleanthecouplingforthefillerandthecouplingonthefillerhose.Thecoupler forthefillerhoseissuppliedwitheachAutolubesystem.
•Fixthefillerhoseonthecouplingforthefiller.
Illustration2g01076025
Themaximumlevelmarkonthelubricationpump
•Fillthereservoiruptothemaximumlevelthatisindicatedonthereservoir.
•Removethefillerhoseandfitthedustcap.
•Placethefillerhosebackinthehose'sproperplaceinordertoensurethatthecouplingof thefillerhoseremainsclean.
Note:Every500servicehoursreplacethefilterorevery500servicehourscleanthefilterforthe filleronthelubricationpump.Thefilterisbehindtheconnectoronthereservoir.
Note:Ifthepumpingactionseemstogoheavy,checkthefilterbehindthecouplingforthefiller onthelubricationpump.Gentlycleanthefilterorreplacethefilter.Ifthefilterisdamaged,the filtermustbereplaced.
Note:Iftoomuchgreaseispumpedintothereservoir,thesurplusgreasewillexittheventatthe sideofthelubricationpump.Anyairthatisintroducedduringthefillingprocedurewillalso escapeviathisroute.
Note:Duetotheslowcapabilityofahandheldgreasegun,theuseofagreasegunisnot recommendedinordertofillthereservoir.
PeriodicChecks
•Checkthegreaselevelinthereservoir.Refillthereservoirontime.
•Checkthatthesignallampisfunctioning.
•Checkthatthedutycyclethatisindicatedonthesignallampiscorrectfortheoperating conditions.
•Checkthelubricationpumpfordamageandcheckthelubricationpumpforleakage.
•Checkthegreaselinesfordamageandcheckthegreaselinesforleakage.
•Checktheconditionsofthegreasepointsthatareservedbythesystem.Sufficientfresh greaseshouldbepresent.
•Checktheoperationofthesystem.Performacycletest.RefertoSystemOperation,Testing andAdjusting,RENR6739formoreinformation.
•Cleanthelubricationpumpandcleanthesurroundingsofthelubricationpump.
•Every500hoursreplacethefilterorevery500hourscleanthefilter.
Note:Whenyouusehighpressurewaterorhighpressureairtocleanthemachine,donotspray directlyontothelubricationpump.Waterordirtmayenterthelubricationpumpthroughthedearatingopenings.
Note:Theautomaticlubricationsystemreducesthetimeandeffortthatistakeninordertogrease themachinesignificantly.However,donotneglectgreasepointsthatarenotservedbythe automaticlubricationsystem.
GreaseRecommendations
GreaseshouldnotcontaingraphiteorPTFE.Usethecorrectgreaseintheautomaticlubrication system.
Theuseofapartiallyfluidgreasethatisabovethemaximumtemperaturethatisindicatedin Table1isnotpermitted.Useofapartiallyfluidgreasethatisabovethemaximumindicated temperaturecanleadtothefollowing.
•Excessivecomponentwear
•Areductionintheefficiencyofthesystem
Table1
Minimumoperating temperatureofthesystem
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Maximumoperating temperatureofthesystem
PrescribedNLGI Grade
80°C(176°F) 2
0°C(32°F) 0/1
80°C(176°F) SYNTHETIC2
0°C(32°F) SYNTHETIC0/1
FriJun2021:25:16UTC+05302025
Product:ARTICULATEDTRUCK
Model:725CARTICULATEDTRUCKTFB
Configuration:725CArticulatedTruckTFB00001-UP(MACHINE)POWEREDBYC9.3Engine
OperationandMaintenanceManual
725CArticulatedTruck
MediaNumber-SEBU8786-09PublicationDate-01/06/2015DateUpdated-05/11/2019
AxleBreathers-Clean/Replace
SMCS-3278-070-BRE;3278-510-BRE
1.Parkthemachineonalevelsurface.MovetheparkingbrakecontroltotheENGAGED positionandshutofftheengine.
2.InstalltheSteeringFrameLock.RefertoOperationandMaintenanceManual,"Steering FrameLock".
i05516435
Illustration2g03490579
3.Removebreather(1)foreachaxle.
4.Washeachbreatherinclean,nonflammablesolvent.
5.Shakeeachbreatherandalloweachbreathertodry.
6.Installeachbreather.
Ifanyoftheaxlebreathersaredamaged,replacethedamagedbreather.
RemovetheSteeringFrameLockafteralltheaxlebreathersareinstalled.RefertoOperationand MaintenanceManual,"SteeringFrameLock".
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FriJun2021:25:35UTC+05302025
Product:ARTICULATEDTRUCK
Model:725CARTICULATEDTRUCKTFB
Configuration:725CArticulatedTruckTFB00001-UP(MACHINE)POWEREDBYC9.3Engine
OperationandMaintenanceManual
725CArticulatedTruck MediaNumber-SEBU8786-09PublicationDate-01/06/2015DateUpdated-05/11/2019
BackupAlarm-Test
SMCS-7406-081
Thebackupalarmisontherearofthemachine.
TurntheenginestartswitchtotheONpositioninordertoperformthetest. Applytheservicebrakes.MovethetransmissioncontrollevertotheREVERSEposition.
i02305428
Thebackupalarmshouldstarttosoundimmediately.Thebackupalarmwillcontinuetosound untilthetransmissioncontrolleverismovedtotheNEUTRALpositionortotheFORWARD position.
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FriJun2021:25:49UTC+05302025
Product:ARTICULATEDTRUCK
Model:725CARTICULATEDTRUCKTFB
Configuration:725CArticulatedTruckTFB00001-UP(MACHINE)POWEREDBYC9.3Engine
OperationandMaintenanceManual
725CArticulatedTruck MediaNumber-SEBU8786-09PublicationDate-01/06/2015DateUpdated-05/11/2019
Battery-Recycle
SMCS-1401-561
Alwaysrecycleabattery.Neverdiscardabattery.
Alwaysreturnusedbatteriestooneofthefollowinglocations:
•Abatterysupplier
•Anauthorizedbatterycollectionfacility
•Recyclingfacility
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i07746330
FriJun2021:26:02UTC+05302025
Product:ARTICULATEDTRUCK
Model:725CARTICULATEDTRUCKTFB
Configuration:725CArticulatedTruckTFB00001-UP(MACHINE)POWEREDBYC9.3Engine
OperationandMaintenanceManual
725CArticulatedTruck
MediaNumber-SEBU8786-09PublicationDate-01/06/2015DateUpdated-05/11/2019
BatteryorBatteryCable-Inspect/Replace
SMCS-1401-510;1402-510
i01951790
Inspecttheconditionofthecablestothebatteriesandinspecttheconditionofthebatteries.
Note:Whenyoureplacethebatteries,alwaysusethesametypeofbattery.
Usethefollowingprocedureinordertoisolatethebatteriesifanyrepairsarenecessary.
1.TurntheenginestartswitchtotheOFFposition.TurnallswitchestotheOFFposition.
2.TurnthebatterydisconnectswitchtotheOFFposition.Removethekey.
3.Atthebatterydisconnectswitch,disconnectthenegativebatterycablethatisconnectedto theframe.
Note:Donotallowthedisconnectedbatterycabletocontactthedisconnectswitch.
4.Disconnectthenegativebatterycablefromtheterminalsofthebatteries.
5.Performthenecessaryrepairs.Replacethecablesorthebatteries,asneeded.
6.Connectthenegativebatterycabletotheterminalsofthebattery.
7.Connectthenegativebatterycableatthebatterydisconnectswitch.
8.Installthekeyforthebatterydisconnectswitch.TurnthekeytotheONposition.
Copyright1993-2025CaterpillarInc. AllRightsReserved. PrivateNetworkForSISLicensees.
FriJun2021:26:16UTC+05302025
Product:ARTICULATEDTRUCK
Model:725CARTICULATEDTRUCKTFB
Configuration:725CArticulatedTruckTFB00001-UP(MACHINE)POWEREDBYC9.3Engine
OperationandMaintenanceManual
725CArticulatedTruck
MediaNumber-SEBU8786-09PublicationDate-01/06/2015DateUpdated-05/11/2019
Belt-Inspect/Replace
SMCS-1357-040;1357-510;1397-040;1397-510
i06843492
Theengineisequippedwithaserpentinebeltthatdrivesthealternatorandtheairconditioner.
Note:Theengineisequippedwithabelttensionerthatautomaticallyadjuststhebelttothecorrect tension.
1.Parkthemachineonalevelsurface.Engagetheparkingbrake.Shutofftheengine.
2.Raisethehood.RefertoOperationandMaintenanceManual,"HoodControl".
Illustration1g06114636 (A)Newbelt (B)Wornbelt
3.Inspecttheconditionoftheserpentinebelt.Overtimethebeltribswilllosematerial(C). Thespacebetweentheribswillincrease(D).Thelossofmaterialwillcausethepulley sheavetocontactthebeltvalley.Thelossofmaterialwillleadtobeltslippageand acceleratedwear(E).Replacethebeltifthebeltiswornorfrayed.
Illustration2g02925498
4.Ifthebelt(1)requiresreplacement,performthefollowing:
a.Loosenfastenersforbeltguard(2),andremovebeltguard.
b.Insertasquaredriveontothebelttensioner(3).Turnclockwisetoreleasethetension fromthebeltandremovetheoldbelt.
c.Insertasquaredriveontothebelttensionerandturnclockwise.Installthenewbeltin thefollowingorder:drivepulley,airconditioningcompressorpulley,alternator pulley,andbelttensioner.
d.Installbeltguardandtightenfasteners.
5.Lowerthehood.RefertoOperationandMaintenanceManual,"HoodControl".
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This is the sample of the manual if you need complete manual Click Here to download
