Worldwide Construction And Forestry Division 450J Operating instructions

450J
(SerialNo.159987-216242)
550J,650J
(SerialNo.159987-)
CrawlerDozer
Repair
REPAIRTECHNICALMANUAL
450J,550J,650JCrawlerDozer
TM1072217APR19(ENGLISH)
WorldwideConstruction
AndForestryDivision
PRINTEDINU.S.A.

Introduction
DX,TMIFC-19-15APR14-1/1
Foreword
Thismanualiswrittenforanexperiencedtechnician.
Essentialtoolsrequiredinperformingcertainservicework
areidentifiedinthismanualandarerecommendedforuse.
Livewithsafety:Readthesafetymessagesinthe
introductionofthismanualandthecautionspresented
throughoutthetextofthemanual.
Thisisthesafety-alertsymbol.Whenyouseethis
symbolonthemachineorinthismanual,bealerttothe
potentialforpersonalinjury.
Technicalmanualsaredividedintwoparts:repairand
operationandtests.Repairsectionstellhowtorepair
thecomponents.Operationandtestssectionshelpyou
identifythemajorityofroutinefailuresquickly.
Informationisorganizedingroupsforthevarious
componentsrequiringserviceinstruction.Atthe
beginningofeachgrouparesummarylistingsofall
applicableessentialtools,serviceequipmentandtools,
othermaterialsneededtodothejob,servicepartskits,
specifications,weartolerances,andtorquevalues.
TechnicalManualsareconciseguidesforspecific
machines.Theyareon-the-jobguidescontainingonlythe
vitalinformationneededfordiagnosis,analysis,testing,
andrepair.
Fundamentalserviceinformationisavailablefromother
sourcescoveringbasictheoryofoperation,fundamentals
oftroubleshooting,generalmaintenance,andbasictype
offailuresandtheircauses.
TM10722(17APR19)450J(S.N.159987—216242),550Jand650J
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Introduction
TX,TM,FAX-19-03JUL01-1/1
TechnicalInformationFeedbackForm
Weneedyourhelptocontinuallyimproveourtechnical
publications.PleasecopythispageandFAXormailyour
comments,ideasandimprovements.
SENDTO:JohnDeereDubuqueWorks
18600SouthJohnDeereRoad
Attn:Publications,Dept.324
Dubuque,IA52004-0538
USA
FAXNUMBER:1-563-589-5800(USA)
PublicationNumber:
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Ideas,Comments:
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THANKYOU!
TM10722(17APR19)450J(S.N.159987—216242),550Jand650J
(S.N.159987—)CrawlerDozerRepair
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Introduction
TM10722(17APR19)450J(S.N.159987—216242),550Jand650J
(S.N.159987—)CrawlerDozerRepair
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Contents
Section00—GeneralInformation
Group01—Safety
Group03—T orqueValues
Section01—Tracks
Group0130—TrackSystem
Section02—AxlesandSuspensionSystems
Group0201—DriveAxleHousingandSupport
Group0250—AxleShaft,Bearings,andReductionGear
Section03—Transmission
Group0300—RemovalandInstallation
Group0315—ControlsLinkage
Group0360—HydrostaticSystem
Section04—Engine
Group0400—RemovalandInstallation
Section05—EngineAuxiliarySystems
Group0505—ColdWeatherStartingAids
Group0510—RadiatorandFanShroud
Group0515—EngineSpeedControl
Group0520—IntakeSystem
Group0530—ExternalExhaustSystem
Group0540—MountingFrame
Group0560—ExternalFuelSupplySystem
Section07—DampenerDrive
Group0752—Elements
Section11—ParkBrake
Group1100—RemovalandInstallation
Group1115—ControlLinkage
Group1160—HydraulicSystem
Section15—EquipmentAttaching
Group1540—Ripper
Section18—Operator'sStation
Group1800—RemovalandInstallation
Group1810—Operator'sEnclosure
Group1821—SeatandSeatBelt
Group1830—HeatingandAirConditioning
Section19—SheetMetalandStyling
Group1910—HoodandEngineEnclosure
Group1921—GrilleandGrilleHousing
Section21—MainHydraulicSystem
Group2160—HydraulicSystem
Section32—Bulldozer
Group3201—Blades
Group3215—ControlLinkage
Group3240—Frames
Group3260—HydraulicSystem
Section99—DealerFabricatedTools
Group9900—DealerFabricatedT ools
OriginalInstructions.Allinformation,illustrationsandspecificationsinthis
manualarebasedonthelatestinformationavailableatthetimeofpublication.
Therightisreservedtomakechangesatanytimewithoutnotice.
COPYRIGHT©2019
DEERE&COMPANY
Moline,Illinois
Allrightsreserved.
AJohnDeereILLUSTRUCTION™Manual
PreviousEditions
Copyright©2008,2009.2010,2011,2012,2013.2015,2017,2018
TM10722(17APR19)i450J(S.N.159987—216242),550Jand650J
(S.N.159987—)CrawlerDozerRepair
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Want to get more information,
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Contents
TM10722(17APR19)ii450J(S.N.159987—216242),550Jand650J
(S.N.159987—)CrawlerDozerRepair
041719
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Section00
GeneralInformation
Contents
Page
Group01—Safety
RecognizeSafetyInformation.......................00-01-1
FollowSafetyInstructions..............................00-01-1
OperateOnlyIfQualified...............................00-01-1
WearProtectiveEquipment...........................00-01-2
AvoidUnauthorizedMachine
Modifications..............................................00-01-2
InspectMachine............................................00-01-2
StayClearofMovingParts............................00-01-2
AvoidHigh-PressureFluids...........................00-01-3
AvoidHigh-PressureOils..............................00-01-3
BewareofExhaustFumes............................00-01-4
PreventFires.................................................00-01-4
PreventBatteryExplosions...........................00-01-4
HandleChemicalProductsSafely..................00-01-5
DisposeofWasteProperly............................00-01-5
PrepareforEmergencies...............................00-01-5
AddCabGuardingForSpecial
Uses..........................................................00-01-6
StartOnlyFromOperator'sSeat...................00-01-6
PreventUnintendedMachine
Movement..................................................00-01-6
AvoidWorkSiteHazards...............................00-01-7
KeepRidersOffMachine..............................00-01-7
AvoidBackoverAccidents.............................00-01-8
AvoidMachineTipOver................................00-01-8
PreventUnintendedDetonationof
ExplosiveDevices.....................................00-01-9
ParkAndPrepareForService
Safely.........................................................00-01-9
ServiceCoolingSystemSafely.....................00-01-9
RemovePaintBeforeWeldingor
Heating....................................................00-01-10
MakeWeldingRepairsSafely.....................00-01-10
DriveMetalPinsSafely...............................00-01-10
Group03—TorqueValues
TorqueValue
MetricBoltandCapScrew........................00-03-1
AdditionalMetricCapScrew
TorqueValues............................................00-03-2
UnifiedInchBoltandCapScrew..............00-03-3
ServiceRecommendationsfor
37°Flareand30°ConeSeat
Connectors................................................00-03-4
ServiceRecommendationsfor
O-RingBossFittings..................................00-03-4
ServiceRecommendation
O-RingBossFittingsInAluminumHousingExcava-
tors.................................................................00-03-6
ServiceRecommendationsfor
FlaredConnections—Straightor
TaperedThreads.......................................00-03-7
Page
ServiceRecommendationsFor
FlatFaceO-RingSealFittings..................00-03-8
O-RingFaceSealFittingswithSAEInchHexNutand
StudEndforHighPressure...........................00-03-9
O-RingFaceSealFittingswithMetricHexNutand
StudEndforStandardPressure..................00-03-11
O-RingFaceSealFittingswithMetricHexNutand
StudEndforHighPressure.........................00-03-13
ServiceRecommendationsfor
MetricSeriesFourBoltFlange
Fitting.......................................................00-03-15
ServiceRecommendationsFor
InchSeriesFourBoltFlange
Fittings.....................................................00-03-16
InchSeriesFourBoltFlangeFitting
ForHighPressureService
Recommendations...................................00-03-17
ServiceRecommendations
ForNon-RestrictedBanjo
(Adjustable)Fittings.................................00-03-18
ServiceRecommendationsFor
O-RingBossFittingsWith
Shoulder..................................................00-03-19
Metric24O-RingSealDIN20078...........00-03-21
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Contents
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Group01
Safety
TX03679,00016CC-19-08JAN18-1/1
TX03679,00016F9-19-14JAN08-1/1
TX03679,00016FA-19-03JAN07-1/1
RecognizeSafetyInformation
Thisisthesafetyalertsymbol.Whenyouseethis
symbolonyourmachineorinthismanual,bealert
forthepotentialofpersonalinjury.
Followtheprecautionsandsafeoperatingpractices
highlightedbythissymbol.
Asignalword—DANGER,WARNING,orCAUTION—
isusedwiththesafetyalertsymbol.DANGERidentifies
themostserioushazards.
Onyourmachine,DANGERsignsareredincolor,
WARNINGsignsareorange,andCAUTIONsignsare
yellow.DANGERandWARNINGsignsarelocatednear
specifichazards.GeneralprecautionsareonCAUTION
labels.
T133555—UN—15APR13T133588—19—28AUG00
FollowSafetyInstructions
Readthesafetymessagesinthismanualandonthe
machine.Followthesewarningsandinstructionscarefully.
Reviewthemfrequently.Keepsafetysignsingood
condition.Replacemissingordamagedsafetysigns.Be
surenewequipmentcomponentsandrepairpartsinclude
thecurrentsafetysigns.Replacementsafetysignsare
availablefromyourJohnDeeredealer.
Besurealloperatorsofthismachineunderstandevery
safetymessage.Replaceoperator'smanualandsafety
labelsimmediatelyifmissingordamaged.
T133556—UN—24AUG00
OperateOnlyIfQualified
Donotoperatethismachineunlesstheoperator'smanual
hasbeenreadcarefully,andyouhavebeenqualifiedby
supervisedtrainingandinstruction.
Operatorshouldbefamiliarwiththejobsiteand
surroundingsbeforeoperating.Tryallcontrolsand
machinefunctionswiththemachineinanopenarea
beforestartingtowork.
Knowandobserveallsafetyrulesthatmayapplytoevery
worksituationandworksite.
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Safety
TX03679,00016D0-19-05MAY10-1/1
AM40430,00000A9-19-02JUN15-1/1
TX03679,0001734-19-08JAN08-1/1
TX03679,00016D2-19-08JAN08-1/1
WearProtectiveEquipment
Guardagainstinjuryfromflyingpiecesofmetalordebris;
weargogglesorsafetyglasses.
Wearclosefittingclothingandsafetyequipment
appropriatetothejob.
Prolongedexposuretoloudnoisecancauseimpairment
orlossofhearing.Wearsuitablehearingprotectionsuch
asearmuffsorearplugstoprotectagainstobjectionable
oruncomfortableloudnoises.
TS206—UN—15APR13
AvoidUnauthorizedMachineModifications
JohnDeererecommendsusingonlygenuineJohnDeere
replacementpartstoensuremachineperformance.
NeversubstitutegenuineJohnDeerepartswithalternate
partsnotintendedfortheapplicationasthesecan
createhazardoussituationsorhazardousperformance.
Non-JohnDeereParts,oranydamageorfailures
resultingfromtheiruse,arenotcoveredbyanyJohn
Deerewarranty.
Modificationsofthismachine,oradditionofunapproved
productsorattachments,mayaffectmachinestabilityor
reliability,andmaycreateahazardfortheoperatoror
othersnearthemachine.Theinstallerofanymodification
whichmayaffecttheelectroniccontrolsofthismachineis
responsibleforestablishingthatthemodificationdoesnot
adverselyaffectthemachineoritsperformance.
AlwayscontactanauthorizedJohnDeeredealerbefore
makingmachinemodificationsthatchangetheintended
use,weight,orbalanceofthemachine,orthatalter
machinecontrols,performance,orreliability.
InspectMachine
Inspectmachinecarefullyeachdaybywalkingaroundit
beforestarting.
Keepallguardsandshieldsingoodconditionandproperly
installed.Fixdamageandreplacewornorbrokenparts
immediately.Payspecialattentiontohydraulichosesand
electricalwiring.
T6607AQ—UN—15APR13
StayClearofMovingParts
Entanglementsinmovingpartscancauseseriousinjury.
Stopenginebeforeexamining,adjustingormaintaining
anypartofmachinewithmovingparts.
Keepguardsandshieldsinplace.Replaceanyguard
orshieldthathasbeenremovedforaccessassoonas
serviceorrepairiscomplete.
T133592—UN—15APR13
TM10722(17APR19)00-01-2450J(S.N.159987—216242),550Jand650J
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Safety
DX,FLUID-19-12OCT11-1/1
TX03679,00016D3-19-11JAN08-1/1
AvoidHigh-PressureFluids
Inspecthydraulichosesperiodically–atleastonce
peryear–forleakage,kinking,cuts,cracks,abrasion,
blisters,corrosion,exposedwirebraidoranyothersigns
ofwearordamage.
Replacewornordamagedhoseassembliesimmediately
withJohnDeereapprovedreplacementparts.
Escapingfluidunderpressurecanpenetratetheskin
causingseriousinjury.
Avoidthehazardbyrelievingpressurebefore
disconnectinghydraulicorotherlines.Tightenall
connectionsbeforeapplyingpressure.
Searchforleakswithapieceofcardboard.Protecthands
andbodyfromhigh-pressurefluids.
Ifanaccidentoccurs,seeadoctorimmediately.Anyfluid
injectedintotheskinmustbesurgicallyremovedwithin
afewhoursorgangrenemayresult.Doctorsunfamiliar
X9811—UN—23AUG88
withthistypeofinjuryshouldreferenceaknowledgeable
medicalsource.Suchinformationisavailablein
EnglishfromDeere&CompanyMedicalDepartmentin
Moline,Illinois,U.S.A.,bycalling1-800-822-8262or+1
309-748-5636.
AvoidHigh-PressureOils
Thismachineusesahigh-pressurehydraulicsystem.
Escapingoilunderpressurecanpenetratetheskin
causingseriousinjury.
Neversearchforleakswithyourhands.Protecthands.
Useapieceofcardboardtofindlocationofescapingoil.
Stopengineandrelievepressurebeforedisconnecting
linesorworkingonhydraulicsystem.
Ifhydraulicoilpenetratesyourskin,seeadoctor
immediately.Injectedoilmustberemovedsurgically
withinhoursorgangrenemayresult.Contacta
knowledgeablemedicalsourceortheDeere&Company
MedicalDepartmentinMoline,Illinois,U.S.A.
T133509—UN—15APR13T133840—UN—20SEP00
TM10722(17APR19)00-01-3450J(S.N.159987—216242),550Jand650J
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Safety
TX03679,00016D4-19-23JUN08-1/1
TX03679,00016F5-19-26JUN09-1/1
TX03679,000174A-19-08JAN08-1/1
BewareofExhaustFumes
Preventasphyxiation.Engineexhaustfumescancause
sicknessordeath.
Ifyoumustoperateinanenclosedspace,provide
adequateventilation.Useanexhaustpipeextensionto
removetheexhaustfumesoropendoorsandwindowsto
bringoutsideairintothearea.
T133546—UN—24AUG00
PreventFires
HandleFuelSafely:Storeflammablefluidsawayfrom
firehazards.Neverrefuelmachinewhilesmokingorwhen
nearsparksorflame.
CleanMachineRegularly:Keeptrash,debris,grease
andoilfromaccumulatinginenginecompartment,around
fuellines,hydrauliclines,exhaustcomponentsand
electricalwiring.Neverstoreoilyragsorflammable
materialsinsideamachinecompartment.
MaintainHosesandWiring:Replacehydraulichoses
immediatelyiftheybegintoleak,andcleanupanyoil
spills.Examineelectricalwiringandconnectorsfrequently
fordamage.
KeepAFireExtinguisherAvailable:Alwayskeepa
multi-purposefireextinguisheronornearthemachine.
Knowhowtouseextinguisherproperly.
T133552—UN—15APR13
T133553—UN—07SEP00
T133554—UN—07SEP00
PreventBatteryExplosions
Batterygascanexplode.Keepsparks,lightedmatches,
andopenflameawayfromthetopofbattery.
Nevercheckbatterychargebyplacingametalobject
acrosstheposts.Useavoltmeterorhydrometer.
Donotchargeafrozenbattery;itmayexplode.Warm
batteryto16°C(60°F).
TS204—UN—15APR13
TM10722(17APR19)00-01-4450J(S.N.159987—216242),550Jand650J
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Safety
TX03679,00016D7-19-03JAN07-1/1
TX03679,0001733-19-08JAN08-1/1
TX03679,000174B-19-08JAN08-1/1
HandleChemicalProductsSafely
Exposuretohazardouschemicalscancauseserious
injury.Undercertainconditions,lubricants,coolants,
paintsandadhesivesusedwiththismachinemaybe
hazardous.
Ifuncertainaboutsafehandlingoruseofthesechemical
products,contactyourauthorizeddealerforaMaterial
SafetyDataSheet(MSDS)orgotointernetwebsite
http://www.jdmsds.com.TheMSDSdescribesphysical
andhealthhazards,safeuseprocedures,andemergency
responsetechniquesforchemicalsubstances.Follow
MSDSrecommendationstohandlechemicalproducts
safely.
T133580—UN—25AUG00
DisposeofWasteProperly
Improperdisposalofwastecanthreatentheenvironment.
Fuel,oils,coolants,filtersandbatteriesusedwiththis
machinemaybeharmfulifnotdisposedofproperly.
Neverpourwasteontotheground,downadrain,orinto
anywatersource.
Airconditioningrefrigerantscandamagetheatmosphere.
Governmentregulationsmayrequireusingacertified
servicecentertorecoverandrecycleusedrefrigerants.
Ifuncertainaboutthesafedisposalofwaste,contactyour
localenvironmentalorrecyclingcenteroryourauthorized
dealerformoreinformation.
T133567—UN—25AUG00
PrepareforEmergencies
Bepreparedifanemergencyoccursorafirestarts.
Keepafirstaidkitandfireextinguisherhandy.
Keepemergencynumbersfordoctors,ambulanceservice,
hospital,andfiredepartmentnearyourtelephone.
TS291—UN—15APR13
TM10722(17APR19)00-01-5450J(S.N.159987—216242),550Jand650J
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Safety
TX03768,0000B77-19-14JAN08-1/1
TX03768,0000B71-19-03NOV08-1/1
TX03768,0000B72-19-14JAN08-1/1
AddCabGuardingForSpecialUses
Specialworksituationsormachineattachmentsmay
exposetheoperatortointrudingorflyingobjects.
Usingthismachineinaforestryapplicationorwoods
environment,orwithattachmentssuchasawinch,
requiresaddedguardingtoprotecttheoperator.
Forestryprotectionpackagesorspecialscreensshouldbe
installedwhenworkinginareaswherelogsorbranches
maystriketheoperator.Arearscreenshouldalways
beusedwithawinchtoprotectagainstasnapping
cable.Contactyourauthorizeddealerforinformationon
protectiveguardingbeforeoperatinginanyhazardous
environment.
T139005—UN—05MAR01
StartOnlyFromOperator'sSeat
Avoidunexpectedmachinemovement.Beforestarting
engine,sitinoperator'sseat.Ensureparklockleveris
in“lock”position.
Neverattempttostartenginefromthegroundortracks.
Donotattempttostartenginebyshortingacrossthe
startersolenoidterminals.
T133715—UN—15APR13
PreventUnintendedMachineMovement
Alwaysmovetheparklocklevertothe“lock”position
beforeleavingtheoperator'sseatforanyreason.
Becarefulnottoaccidentallyactuatecontrolswhen
co-workersarepresent.Engageparklockandlower
workequipmenttothegroundduringworkinterruptions.
Stoptheenginebeforeallowinganyonetoapproachthe
machine.Followthesesameprecautionsbeforestanding
up,leavingtheoperator'sseat,orexitingthemachine.
(LOCKED)
UP POSITION
(UNLOCKED)
DOWN POSITION
T159027—19—30AUG02
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Safety
VD76477,00013A2-19-11SEP09-1/1
TX03768,0000B73-19-03JUN15-1/1
AvoidWorkSiteHazards
Avoidcontactwithgaslines,buriedcablesandwater
lines.Callutilitylinelocationservicestoidentifyall
undergroundutilitiesbeforestartingwork.
Prepareworksiteproperly.Avoidoperatingnear
structuresorobjectsthatcouldfallontothemachine.Clear
awaydebristhatcouldmoveunexpectedlyifrunover.
Avoidboomorattachmentcontactwithoverhead
obstaclesoroverheadelectricallines.Nevermove
machinecloserthan3m(10ft)plustwicethelineinsulator
lengthtooverheadwires.
Keepbystandersclearatalltimes.Keepbystanders
awayfromraisedbooms,attachments,andunsupported
loads.Avoidswingingorraisingbooms,attachments,or
loadsoverornearpersonnel.Usebarricadesorasignal
persontokeepvehiclesandpedestriansaway.Usea
signalpersonifmovingmachineincongestedareasor
wherevisibilityisrestricted.Alwayskeepsignalpersonin
view.Coordinatehandsignalsbeforestartingmachine.
Operateonlyonsolidfootingwithstrengthsufficient
tosupportmachine.Beespeciallyalertworkingnear
embankmentsorexcavations.
Avoidworkingunderover-hangingembankmentsor
stockpilesthatcouldcollapseunderoronmachine.
Reducemachinespeedwhenoperatingwithtoolonor
neargroundwhenobstaclesmaybehidden(e.g.,during
snowremovalorclearingmud,dirt,etc.).Athighspeeds
T139002—UN—05MAR01T139003—UN—05MAR01
hittingobstacles(rocks,unevenconcreteormanholes)
cancauseasuddenstop.Alwayswearyourseatbelt.
KeepRidersOffMachine
Onlyallowoperatoronmachine.
Ridersaresubjecttoinjury.Theymayfallfrommachine,
becaughtbetweenmachineparts,orbestruckbyforeign
objects.
Ridersmayobstructoperator’svieworimpairthe
operator’sabilitytooperatemachinesafely.
T137580—UN—22FEB01
KeepRidersOffMachine
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Safety
TX03768,0000B69-19-14JUN11-1/1
TX03768,0000B6B-19-03NOV08-1/1
AvoidBackoverAccidents
Beforemovingmachine,besureallpersonsareclear
ofthemachinepath.Turnaroundandlookdirectlyfor
bestvisibility.Usemirrortoassistincheckingbehindthe
machine.Keepwindowsandmirrorcleanandingood
repair.
Becertainbackupwarningalarmisworkingproperly.
Useasignalpersonwhenbackingifviewisobstructed
orwheninclosequarters.Keepsignalpersoninviewat
alltimes.Useprearrangedhandsignalstocommunicate.
T138441—UN—22FEB01
AvoidMachineTipOver
Useseatbeltatalltimes.
Donotjumpifthemachinetips.Youwillbeunlikelyto
jumpclearandthemachinemaycrushyou.
Loadandunloadfromtrucksortrailerscarefully.Be
suretruckiswideenoughandsecuredonafirmlevel
surface.Useloadingrampsandattachthemproperlyto
truckbed.Avoidtruckswithsteelbedsbecausetracks
slipmoreeasilyonsteel.
Becarefulonslopes.Useextracareonsoft,rocky
orfrozengroundbecausemachinemayslipsideways
intheseconditions.Whentravelingupordownsteep
slopes,keepthebucketorbladeonuphillsideandjust
abovegroundlevel.
Ensuresolidfooting.Useextracarewhenoperatingon
stockpilematerials,ornearbanksorexcavationsthatmay
cave-inandcausemachinetotiporfall.
T133716—19—17APR13T138416—UN—22FEB01T138415—UN—22FEB01
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Safety
VD76477,0001543-19-08JAN08-1/1
TX03768,0000B6A-19-19OCT09-1/1
TX,SURGE-19-19JAN11-1/1
PreventUnintendedDetonationofExplosive
Devices
Avoidseriousinjuryordeathfromanexplosionhazard.
Deactivateallcellularorradiofrequencydeviceson
equipmentstoredoroperatinginanarea,suchasa
blastingzone,wheretheuseofradiotransmittingdevices
areprohibited.
TX1023216—UN—07MAY07
ParkAndPrepareForServiceSafely
Warnothersofservicework.Alwaysparkandprepare
yourmachineforserviceorrepairproperly.
•Parkmachineonalevelsurfaceandlowerblade/bucket
andattachmentstotheground.
•Placeparklockleverin“lock”position.Stopengineand
removekey.
•Attacha“DoNotOperate”taginanobviousplacein
theoperator'sstation.
Securelysupportmachineorattachmentbeforeworking
underit.
•Donotsupportmachinewithblade/bucketor
attachments.
•Donotsupportmachinewithcinderblocksorwooden
piecesthatmaycrumbleorcrush.
•Donotsupportmachinewithasinglejackorother
devicesthatmayslipoutofplace.
Understandserviceproceduresbeforebeginningrepairs.
Keepserviceareacleananddry.Usetwopeople
whenevertheenginemustberunningforservicework.
T133332—19—17APR13TS229—UN—23AUG88
ServiceCoolingSystemSafely
Explosivereleaseoffluidsfrompressurizedcooling
systemcancauseseriousburns.
Donotserviceradiatorthroughtheradiatorcap.Onlyfill
throughthesurgetankfillercap.Shutoffengine.Only
removesurgetankfillercapwhencoolenoughtotouch
withbarehands.Slowlyloosencaptorelievepressure
beforeremovingcompletely.
TS281—UN—15APR13
TM10722(17APR19)00-01-9450J(S.N.159987—216242),550Jand650J
(S.N.159987—)CrawlerDozerRepair
041719
PN=17

Safety
DX,PAINT-19-24JUL02-1/1
TX03679,00016D5-19-11SEP09-1/1
OUO1065,0000090-19-06JAN16-1/1
RemovePaintBeforeWeldingorHeating
Avoidpotentiallytoxicfumesanddust.
Hazardousfumescanbegeneratedwhenpaintisheated
bywelding,soldering,orusingatorch.
Removepaintbeforeheating:
•Removepaintaminimumof100mm(4in.)fromarea
tobeaffectedbyheating.Ifpaintcannotberemoved,
wearanapprovedrespiratorbeforeheatingorwelding.
•Ifyousandorgrindpaint,avoidbreathingthedust.
Wearanapprovedrespirator.
•Ifyouusesolventorpaintstripper,removestripperwith
soapandwaterbeforewelding.Removesolventor
paintstrippercontainersandotherflammablematerial
fromarea.Allowfumestodisperseatleast15minutes
beforeweldingorheating.
Donotuseachlorinatedsolventinareaswherewelding
willtakeplace.
TS220—UN—15APR13
Doallworkinanareathatiswellventilatedtocarrytoxic
fumesanddustaway.
Disposeofpaintandsolventproperly.
MakeWeldingRepairsSafely
IMPORTANT :Disableelectricalpowerbefore
welding.Turnoffmainbatteryswitch
ordisconnectpositivebatterycable.
Separateharnessconnectorstoengineand
vehiclemicroprocessors.
Avoidweldingorheatingnearpressurizedfluidlines.
Flammablespraymayresultandcausesevereburnsif
pressurizedlinesfailasaresultofheating.Donotletheat
gobeyondworkareatonearbypressurizedlines.
Removepaintproperly.Donotinhalepaintdustorfumes.
Useaqualifiedweldingtechnicianforstructuralrepairs.
T133547—UN—15APR13
Makesurethereisgoodventilation.Weareyeprotection
andprotectiveequipmentwhenwelding.
DriveMetalPinsSafely
Alwayswearprotectivegogglesorsafetyglassesand
otherprotectiveequipmentbeforestrikinghardened
parts.Hammeringhardenedmetalpartssuchaspinsand
bucketteethmaydislodgechipsathighvelocity.
Useasofthammerorabrassbarbetweenhammerand
objecttopreventchipping.
T133738—UN—15APR13
HardenedMetalParts
TM10722(17APR19)00-01-10450J(S.N.159987—216242),550Jand650J
(S.N.159987—)CrawlerDozerRepair
041719
PN=18