Toro Groundsmaster 4300-D User manual

FormNo.16226SLRevC
Groundsmaster®4300-D
(ModelNo.30864-SerialNo.314000101&
Up)
©2019—TheToro®Company
8111LyndaleAvenueSouth
Bloomington,MN55420
OriginalInstructions(EN)
Contactusatwww.Toro.com.
AllRightsReserved

RevisionHistory
RevisionDateDescription
A2016Initialissue.
B03/2018UpdatedEngine,ElectricalchaptersandFoldoutDrawings.AddedRevisionHistory
andpublishedinnewformat.
C03/2019UpdatedChassischapter.
RevisionHistoryPage2Groundsmaster®4300-D
16226SLRevC

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TheToroCompanyT echnicalAssistanceCentermaintainsacontinuous
efforttoimprovethequalityandusefulnessofitspublications.Todothis
effectively,weencourageuserfeedback.Pleasecommentonthecompleteness,
accuracy,organization,usability,andreadabilityofthismanualbyane-mail
to[email protected]
orMailto:
TechnicalPublicationManager,Commercial
TheToroCompany
8111LyndaleAvenueSouth
Bloomington,MN55420-1196
Phone:[phone]
Groundsmaster®4300-DPage3ReaderComments
16226SLRevC

NOTES:
NOTES:Page4Groundsmaster®4300-D
16226SLRevC

Preface
Thepurposeofthispublicationistoprovidetheservicetechnicianwiththe
informationfortroubleshooting,testing,andrepairofthemajorsystemsand
componentsofGroundsmaster4300-D(ModelNo.30864)machinesthatare
poweredbyaYanmardieselengine.
RefertotheOperator’sManualsforoperating,maintenance,andadjustment
instructions.SpaceisprovidedinT orqueSpecications(page2–4)ofthis
booktoinserttheOperator’sManualsandPartsCatalogforyourmachine.
AdditionalcopiesoftheOperator’sManualsandPartsCatalogsareavailable
atwww.toro.com.
TheToroCompanyreservestherighttochangetheproductspecicationsor
thispublicationwithoutnotice.
DANGER
Thissafetysymbolmeansdanger.Whenyouseethissymbol,
carefullyreadtheinstructionsthatfollow.Failuretoobeythe
instructionscouldkillorcauseseriouspermanentinjuryordisability.
WARNING
Thissafetysymbolmeanswarning.Whenyouseethissymbol,
carefullyreadtheinstructionsthatfollow.Failuretoobeythe
instructionscanresultinseriousinjury.
CAUTION
Thissafetysymbolmeanscaution.Whenyouseethissymbol,
carefullyreadtheinstructionsthatfollow.Failuretoobeythe
instructionscanresultinminortomoderateinjury.
IMPORTANT
TheImportantnoticewillgivetheimportantinstructionswhichyou
mustfollowtopreventdamagetothesystemsorcomponentson
themachine.
Note:ANotewillgivethegeneralinformationaboutthecorrectoperation,
maintenance,service,testing,orrepairofthemachine.
Groundsmaster®4300-DPage5Preface
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g186523
Figure1
ServiceProcedureIcons
ThefollowingiconsappearthroughoutthisServiceManualtobringattentionto
specicimportantdetailsofaserviceprocedure.
CriticalProcess
Thisiconisusedtohighlight:
•installingsafetyequipment(shields,guards,seatbelts,brakesandR.O.P .S.
components)thatmayhavebeenremoved
•dimensionsorsettingsthatmustbemaintainedforpropermachineoperation
•aspecicfastenertighteningsequence
•componentorientationthatmaynotbeobvious
CriticalTorque
Thisiconisusedtohighlightanassemblytorquerequirementthatisdifferent
thanwhatisrecommendedintheStandardTorqueT ables;refertoT orque
Specications(page2–4).
FluidSpecications
Thisiconisusedtohighlightuidspecicationsandcapacitiesthatareless
common,andmaynotappearonthemachineservicedecalorinthemachine
Operator’sManual.
Note:RefertotheservicedecalonthemachineandthemachineOperator’s
Manualforcommonlyuseduidspecicationsandcapacities.
PrefacePage6Groundsmaster®4300-D
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TableofContents
Preface................................................................................................................5
Chapter1:Safety............................................................................................1–1
SafetyInstructions.......................................................................................1–2
JackingInstructions.....................................................................................1–6
SafetyandInstructionalDecals....................................................................1–7
Chapter2:SpecicationsandMaintenance....................................................2–1
Specications...............................................................................................2–2
TorqueSpecications...................................................................................2–4
ShopSupplies..............................................................................................2–9
SpecialT ools..............................................................................................2–11
Chapter3:DieselEngine.................................................................................3–1
Specications...............................................................................................3–2
GeneralInformation.....................................................................................3–3
ServiceandRepairs...................................................................................3–10
Chapter4:HydraulicSystem...........................................................................4–1
Specications...............................................................................................4–3
GeneralInformation.....................................................................................4–4
HydraulicSchematics.................................................................................4–15
HydraulicFlowDiagrams............................................................................4–16
SpecialT ools...............................................................................................4–31
Troubleshooting..........................................................................................4–39
TestingtheHydraulicSystem......................................................................4–44
ServiceandRepairs...................................................................................4–87
Chapter5:ElectricalSystem...........................................................................5–1
GeneralInformation.....................................................................................5–3
SpecialTools.................................................................................................5–5
InfoCenterDisplay........................................................................................5–7
Troubleshooting..........................................................................................5–24
ElectricalSystemQuickChecks..................................................................5–39
Adjustments................................................................................................5–41
TestingtheElectricalComponents..............................................................5–45
ServiceandRepairs...................................................................................5–91
Chapter6:Chassis..........................................................................................6–1
Specications...............................................................................................6–2
GeneralInformation.....................................................................................6–3
SpecialTools.................................................................................................6–4
ServiceandRepairs.....................................................................................6–5
Chapter7:CuttingDeck..................................................................................7–1
Specications...............................................................................................7–2
GeneralInformation.....................................................................................7–3
Troubleshooting............................................................................................7–4
SpecialTools.................................................................................................7–5
Adjustments..................................................................................................7–6
ServiceandRepairs.....................................................................................7–7
AppendixA......................................................................................................A–1
ElectricalDrawingDesignations....................................................................A–2
HydraulicSchematic.....................................................................................A–3
ElectricSchematic........................................................................................A–4
WireHarnessDrawing-Seat(sheet1of2)...................................................A–5
WireHarnessDrawing-Seat(sheet2of2)...................................................A–6
WireHarnessDrawing-Engine(sheet1of2)...............................................A–7
WireHarnessDrawing-Engine(sheet2of2)...............................................A–8
WireHarnessDrawing-Main(sheet1of2)..................................................A–9
WireHarnessDrawing-Main(sheet2of2)................................................A–10
WireHarnessDiagram−Two−PostROPSExtension(sheet1of
2)................................................................................................................A–11
Groundsmaster®4300-DPage7Preface
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WireHarnessDiagram−Two−PostROPSExtension(sheet2of
2)................................................................................................................A–12
AdditionalReferenceMaterials
YanmarTNV(Tier4)SeriesServiceManual
YanmarTNV(Tier4)SeriesTroubleshootingManual
DanfossLPVPumpRepairManual
DanfossLPVPumpServiceManual
EatonDeltaMotorsPartsandRepairManual
ParkerTorqmotorServiceProcedure(TC,TB,TE,TJ,TF ,TG,TH,andTLSeries)
DanfossOSPMSteeringUnitServiceManual
PrefacePage8Groundsmaster®4300-D
16226SLRevC

Chapter1
Safety
TableofContents
SafetyInstructions................................................................................................................................1–2
Supervisor’sResponsibilities.............................................................................................................1–2
BeforeOperatingtheMachine...........................................................................................................1–2
WhileOperatingtheMachine.............................................................................................................1–3
MaintenanceandService...................................................................................................................1–4
JackingInstructions..............................................................................................................................1–6
RaisingtheFrontoftheMachine........................................................................................................1–6
RaisingtheRearoftheMachine........................................................................................................1–7
SafetyandInstructionalDecals............................................................................................................1–7
Groundsmaster®4300-DPage1–1Safety
16226SLRevC

SafetyInstructions
TheGroundsmaster4300-Dmachinemeetsorexceedssafetystandard
specicationswhenweightsareinstalledaccordingtoinformationinthe
Operator’sManual.Althoughhazardcontrolandaccidentpreventionarepartially
dependentuponthedesignandcongurationofthemachine,thesefactors
arealsodependentupontheawareness,concern,andpropertrainingofthe
personnelinvolvedintheoperation,transport,maintenance,andstorageof
themachine.Improperuseormaintenanceofthemachinecanresultininjury
ordeath.
WARNING
Toreducethepotentialofinjuryordeath,complywiththefollowing
safetyinstructionsaswellasinformationfoundintheOperator’s
Manuals.
Supervisor’sResponsibilities
1.EnsurethattheoperatorsarefullytrainedandfamiliarwiththeOperator’s
Manual,Operator’sTrainingDVD,andalloftheoperatingandsafetydecals
onthemachine.
2.Establishyourownspecialproceduresandworkrulesforunusualoperating
conditions(e.g.,slopestoosteepformachineoperation).Surveythemowing
sitecompletelytodeterminehillsonwhichyoucanoperatesafely.When
performingthissitesurvey,alwaysunderstandandtakeintoconsideration
theturfconditionandrolloverrisk.
BeforeOperatingtheMachine
•ReviewandunderstandthecontentsoftheOperator’sManualsand
Operator’sTrainingDVDbeforestartingandoperatingthemachine.Become
familiarwiththecontrolsandknowhowtostopthemachineandengine
quickly.AdditionalcopiesoftheOperator’sManualsareavailableat
www.toro.com.
•Keepalltheshields,safetydevices,anddecalsinplace.Ifashield,safety
device,ordecalisillegibleordamaged,repairorreplaceitbeforeoperating
themachine.
•Tightenanyloosenuts,bolts,orscrewstoensurethatthemachineisin
safeoperatingcondition.
•Ensurethattheinterlockswitchesareadjustedcorrectlysothattheengine
doesnotstartunlessthetractionpedalisintheNEUTRALposition,andthe
PTOswitchisintheOFF(disengaged)position.
•Dieselfuelishighlyammable;handleitcarefully.
–Storefuelincontainersspecicallydesignedforstoringfuel.
–Donotremovethefueltankcapofthemachinewhiletheengineishot
orrunning.
–Donotsmokewhilehandlingfuel.
–Fillthefueltankoutdoorsandonlytothebottomofthellerneck.Donot
overllthefueltank.
–Afterrefuelingthemachine,installthefueltankandfuelcontainercaps.
–Ifyouspillfuel,donotattempttostarttheenginebutmovethemachine
awayfromthespill.Avoidcreatinganysourceofignitionuntilfuelvapors
havedissipated.Wipeupanyspilledfuel.
Safety:SafetyInstructionsPage1–2Groundsmaster®4300-D
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WhileOperatingtheMachine
•Sitontheseatwhenstartingandoperatingthemachine.
•Anytimeyouparkthemachine(shortorlongterm),lowerthecuttingdecksto
theground.
IMPORTANT
Whenyoulowerthecuttingdecktotheground,thepressurefrom
thehydraulicliftcircuitreleasesandpreventsthecuttingdeck
fromaccidentallylowering.
•Ifyouparkthemachineonaslope,blockorchockthewheels.
Beforestartingthemachine
DANGER
Theexhaustfumesarehazardousandhavethepotentialofinjury
ordeath.
Donotruntheengineinaconnedareawithoutadequateventilation.
1.Settheparkingbrake.
2.EnsurethatthetractionpedalisintheNEUTRALpositionandthePTOswitch
isintheOFF(disengaged)position.
3.Afteryoustarttheengine,releasetheparkingbrakeandkeepfootoffthe
tractionpedal.Ensurethatthemachinedoesnotmove.
Note:Ifmachinemovementisevident,thetractionpedallinkageisadjusted
incorrectly;therefore,shutofftheengineandadjustthetractionpedallinkage
untilthemachinedoesnotmovewhenyoureleasethetractionpedal;referto
theOperator'sManual.
CAUTION
Runningtheenginecausestheengine,radiator,andexhaustsystem
tobecomehot.Touchingahotengine,radiator,orexhaustsystem
canburnyou.
Donottouchtheengine,radiator,orexhaustsystemwhilethe
engineisrunningorsoonafteryoustopit.
Beforestoppingthemachine
1.EnsurethatthetractionpedalisintheNEUTRALposition.
2.Loweranddisengagethecuttingdecksandwaitforallmovingpartstostop.
3.Settheparkingbrake.
4.Shutofftheengineandremovethekeyfromthekeyswitch.
Groundsmaster®4300-DPage1–3Safety:SafetyInstructions
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MaintenanceandService
•Beforeservicingormakinganyadjustmentstothemachine,lowerthecutting
decks,settheparkingbrake,shutofftheengine,andremovethekeyfrom
thekeyswitch.
•Ensurethatthemachineisinsafeoperatingconditionbykeepingallthe
nuts,bolts,andscrewstight.
•Donotstorethemachineorafuelcontainerinsidewherethereisanopen
ame,suchasnearawaterheaterorfurnace.
•Ensurethatallofthehydrauliclineconnectorsaretightandthatallthe
hydraulichosesandlinesareingoodconditionbeforeapplyingpressureto
thehydraulicsystem.
•Keepyourbodyandhandsawayfrompin-holeleaksinthehydrauliclines
thatejecthydraulicuidunderhighpressure.Usecardboardorpapertond
hydraulicleaks.Thehydraulicuidescapingunderpressurecanpenetrate
theskinandcauseinjury.Ifhydraulicuidisaccidentallyinjectedintothe
skin,youmusthaveitsurgicallyremovedwithinafewhoursbyadoctor
familiarwiththistypeofinjury.Otherwise,gangrenemayresult.
•Beforedisconnectingorperforminganyworkonthehydraulicsystem,
releaseallthepressureinthesystembyparkingthemachineonalevel
surface,loweringthecuttingdeck(orimplement)completely,andthen
shuttingofftheengine.
•Usecarewhencheckingorservicingthecuttingdeck.Wearglovesand
usecautionwhenservicingthedeck.
•Toreducepotentialrehazards,keeptheengineareafreeofexcessive
grease,grass,leaves,anddirt.Cleantheprotectivescreenonthemachine
frequently.
•Ifyoumustruntheenginetoperformmaintenanceortomakeanadjustment,
keepyourhands,feet,clothing,andotherpartsofthebodyawayfromthe
cuttingdecksandothermovingparts.Keepbystandersaway.
•Donotoverspeedtheenginebychangingtheenginegovernorsetting.
Toensuresafetyandaccuracy,checkthemaximumenginespeedwitha
tachometer.
•Shutofftheenginebeforecheckingoraddingoiltotheenginecrankcase.
•Disconnectthebatterybeforeservicingthemachine.Disconnectthenegative
batterycableandthenthepositivecable.Ifbatteryvoltageisnecessaryfor
troubleshootingortestprocedures,temporarilyconnectthebattery.Connect
thepositivebatterycableandthenthenegativecable.
•Batteryacidispoisonousandcancauseburns.Avoidacidcontactwithskin,
eyes,andclothing.Protectyourface,eyes,andclothingwhenworkingwitha
battery.
•Batterygasescanexplode.Keepcigarettes,sparks,andamesawayfrom
thebattery.
•Whenchangingtheattachments,tires,orperformingotherservice,use
correctblocks,hoists,andjackstoraiseandsupportthemachine.Ensure
thatthemachineisparkedonasolidlevelsurface,suchasaconcreteoor.
Beforeyouliftthemachine,removealltheattachmentsthatmayinterfere
withthesafeandcorrectliftofthemachine.Alwaysblockthewheelswith
chocks.Useappropriatejackstandstosupporttheraisedmachine.Failing
toproperlysupportthemachinewithappropriatejackstandscancausethe
machinetomoveorfallandcanresultinpersonalinjury;refertoJacking
Instructions(page1–6).
•Ifmajorrepairsarenecessary,contactyourAuthorizedT oroDistributor.
•Whenweldingonthemachine,disconnectallthebatterycablestoprevent
damagetothemachineelectronicequipment.Disconnectthenegative
Safety:SafetyInstructionsPage1–4Groundsmaster®4300-D
16226SLRevC

MaintenanceandService(continued)
batterycableandthenthepositivecable.Disconnecttheenginewire
harnessfromtheengineECU.Also,disconnectthewireharnessconnector
fromthemachinecontrolleranddisconnecttheterminalconnectorfromthe
alternator,attachtheweldergroundcablenotmorethan610mm(2ft)from
theweldinglocation.
•Atthetimeofmanufacture,themachineconformedtothesafetystandards
forridingmowers.Toensuretheoptimumperformanceandcontinued
safetycerticationofthemachine,usegenuineT ororeplacementpartsand
accessories.Thereplacementpartsandaccessoriesofothermanufacturers
canresultinnon-conformancewiththesafetystandardsandcanvoidthe
warranty.
Groundsmaster®4300-DPage1–5Safety:SafetyInstructions
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JackingInstructions
CAUTION
Failingtoproperlysupportthemachinewithappropriatejackstands
cancausethemachinetomoveorfallandcanresultinpersonal
injury.
Whenchangingtheattachments,tires,orperformingotherservices,
dothefollowingsteps:
•Usecorrectblocks,hoists,andjackstoraiseandsupportthe
machine.
•Parkthemachineonasolidlevelsurface,suchasaconcrete
oor.
•Beforeyouliftthemachine,removealltheattachmentsthatmay
interferewiththesafeandcorrectliftofthemachine.
•Alwaysblockthewheelswithchocks.
•Useappropriatejackstandstosupporttheraisedmachine.
•Donotusethecuttingdeckorimplementasajackingpoint.
RaisingtheFrontoftheMachine
g186590
Figure2
1.Frontwheel2.Frontjackingpoint
1.Settheparkingbrakeandblockthe2rearwheelswithchockstoprevent
themachinefrommoving.
2.Positionthejackundertherectangularpadonthefrontaxletube,justtothe
insideofthefrontwheel(Figure2).
3.Useajacktoraisethefrontofthemachine.
4.Positionjackstandsundertheframeasclosetothewheelaspossibleto
supportthemachine.
Safety:JackingInstructionsPage1–6Groundsmaster®4300-D
16226SLRevC

RaisingtheRearoftheMachine
g186591
Figure3
1.Rearwheel3.Jackstandlocation
2.Rearaxlepivotbracket
1.Settheparkingbrakeandblockthe2frontwheelswithchockstoprevent
themachinefrommoving.
2.Positionthejacksecurelyatthecenteroftherearaxleundertheaxlepivot
bracket.Lifttherearofthemachineofftheground.
3.Positionthejackstandsundertheframetosupportthemachine(Figure3).
SafetyandInstructionalDecals
Numeroussafetyandinstructiondecalsareafxedtothetractionunitand
cuttingunitsofyourGroundsmaster.Ifanydecalbecomesillegibleordamaged,
installanewdecal.DecalpartnumbersarelistedinyourPartsCatalog.Order
replacementdecalsfromAuthorizedT oroDistributor.
Groundsmaster®4300-DPage1–7Safety:SafetyandInstructionalDecals
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Safety:SafetyandInstructionalDecalsPage1–8Groundsmaster®4300-D
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Chapter2
SpecicationsandMaintenance
TableofContents
Specications.......................................................................................................................................2–2
DecimalandMillimeterEquivalents...................................................................................................2–2
U.S.toMetricConversions................................................................................................................2–3
TorqueSpecications...........................................................................................................................2–4
IdentifyingtheFastener......................................................................................................................2–4
CalculatingtheT orqueValuesWhenUsingaDrive-AdapterWrench.................................................2–5
StandardT orqueforDry,ZincPlated,andSteelFasteners(InchSeries)............................................2–6
StandardT orqueforDry,ZincPlated,andSteelFasteners(MetricFasteners)...................................2–7
OtherTorqueSpecications...............................................................................................................2–8
ConversionFactors............................................................................................................................2–8
ShopSupplies......................................................................................................................................2–9
SpecialTools......................................................................................................................................2–11
Groundsmaster®4300-DPage2–1SpecicationsandMaintenance
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Specications
InsertacopyoftheOperator’sManualsandPartsCatalogsforyourmachineat
theendofthischapter.Additionally,ifanyoptionalequipmentoraccessoriesare
installedtoyourmachine,inserttheInstallationInstructions,Operator’sManuals,
andPartsCatalogsforthoseoptionsattheendofthischapter.
Themaintenanceproceduresandrecommendedserviceintervalsforyour
machinearecoveredintheOperator’sManuals.Refertothispublicationwhen
performingtheregularequipmentmaintenance.
DecimalandMillimeterEquivalents
FractionsDecimalsmmFractionsDecimalsmm
1/640.0156250.39733/640.51562513.097
1/320.031250.79417/320.5312513.494
3/640.0468751.19135/640.54687513.891
1/160.06251.5889/160.562514.288
5/640.0781251.98437/640.57812514.684
3/320.093752.38119/320.5937515.081
7/640.1092752.77839/640.60937515.478
1/80.12503.1755/80.625015.875
9/640.1406253.57241/640.64062516.272
5/320.156253.96921/320.6562516.669
11/640.1718754.36643/640.67187517.066
3/160.18754.76211/160.687517.462
13/640.2031255.15945/640.70312517.859
7/320.218755.55623/320.7187518.256
15/640.2343755.95347/640.73437518.653
1/40.25006.3503/40.750019.050
17/640.2656256.74749/640.76562519.447
9/320.281257.14425/320.7812519.844
19/640.2968757.54151/640.79687520.241
5/160.31257.93813/160.812520.638
21/640.3281258.33453/640.82812521.034
11/320.343758.73127/320.8437521.431
23/640.3593759.12855/640.85937521.828
3/80.37509.5257/80.875022.225
25/640.3906259.92257/640.89062522.622
13/320.4062510.31929/320.9062523.019
27/640.42187510.71659/640.92187523.416
7/160.437511.11215/160.937523.812
29/640.45312511.50961/640.95312524.209
15/320.4687511.90631/320.9687524.606
31/640.48437512.30363/640.98437525.003
1/20.500012.70011.00025.400
1mm=0.03937inch0.001inch=0.0254mm
SpecicationsandMaintenance:SpecicationsPage2–2Groundsmaster®4300-D
16226SLRevC

U.S.toMetricConversions
ToConvertIntoMultiplyBy
MilesKilometers1.609
YardsMeters0.914
FeetMeters0.305
FeetCentimeters30.48
InchesMeters0.025
InchesCentimeters2.54
LinearMeasurement
InchesMillimeters25.4
SquareMilesSquareKilometers2.59
SquareFeetSquareMeters0.093
SquareInchesSquareCentimeters6.452
Area
AcreHectare0.405
CubicYardsCubicMeters0.765
CubicFeetCubicMeters0.028
Volume
CubicInchesCubicCentimeters16.39
Tons(Short)MetricTons0.908
PoundsKilograms0.454
Weight
Ounces(Avdp.)Grams28.349
Pounds/Sq.In.Kilopascal6.895
Pressure
Pounds/Sq.In.Bar0.069
Foot-poundsNewton-Meters1.356
Foot-poundsKilogram-Meters0.138
Work
Inch-poundsKilogram-Centimeters1.152
QuartsLiters0.946
LiquidVolume
GallonsLiters3.785
LiquidFlowGallons/MinuteLiters/Minute3.785
TemperatureFahrenheitCelsius1.Subtract32°
2.Multiplyby5/9
Groundsmaster®4300-DPage2–3SpecicationsandMaintenance:Specications
16226SLRevC

TorqueSpecications
Therecommendedfastenertorquevaluesarelistedinthefollowingtables.For
criticalapplications,asdeterminedbyT oro,eithertherecommendedtorqueora
torquethatisuniquetotheapplicationisclearlyidentiedandspeciedinthis
ServiceManual.
Thesetorquespecicationsfortheinstallationandtighteningofthefastenerswill
applytoallthefastenerswhichdonothaveaspecicrequirementidentiedin
thisServiceManual.Thefollowingfactorsmustbeconsideredwhenapplying
thetorque:cleanlinessofthefastener,useofathreadsealant(e.g.,Loctite),
degreeoflubricationonthefastener,presenceofaprevailingtorquefeature
(e.g.,Nylocknut),hardnessofthesurfaceunderneaththeheadofthefastener,
orsimilarconditionwhichaffectstheinstallation.
Asnotedinthefollowingtables,thetorquevaluesshouldbereducedby25%
forthelubricatedfastenerstoachievethesimilarstressasadryfastener.The
torquevaluesmustbereducedwhenthefasteneristhreadedintothealuminum
orbrass.Thespecictorquevalueshouldbedeterminedbasedonthealuminum
orbrassmaterialstrength,fastenersize,lengthofthreadengagement,etc.
Thestandardmethodofcheckingthetorquecanbeperformedbymarkingaline
onthefastener(headornut)andmatingpart,thenbackoffthefastener1/4
ofaturn.Measurethetorquenecessarytotightenthefasteneruntilthelines
matchup.
IdentifyingtheFastener
g033768
Figure4
g033769
Figure5
SpecicationsandMaintenance:TorqueSpecicationsPage2–4Groundsmaster®4300-D
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