Toro Groundsmaster 3280-D User manual

FormNo.05138SLRevB
Groundsmaster®3280-D/3320
(Models30307,30308,30309,30343,30344,
and30345)
©2018—TheToro®Company
8111LyndaleAvenueSouth
Bloomington,MN55420
OriginalInstructions(EN)
Contactusatwww.Toro.com.
AllRightsReserved

RevisionHistory
RevisionDateDescription
-2005InitialIssue.
A2007UpdatedHydraulicchapter.
B2018Updatedallchaptersandpublishedinnewformat.
RevisionHistoryPage2Groundsmaster®3280-D/3320
05138SLRevB

Reader Comments
The Toro Company Technical Assistance Center maintains a continuous effort to improve the quality and
usefulness of its publications. To do this effectively, we encourage user feedback. Please comment
on the completeness, accuracy, organization, usability, and readability of this manual by an e-mail to
[email protected]
or Mail to:
Technical Publication Manager, Commercial
The Toro Company
8111 Lyndale Avenue South
Bloomington, MN 55420-1196
Phone: [phone]
Groundsmaster®3280-D/3320Page3RevisionHistory
05138SLRevB

NOTES:
RevisionHistoryPage4Groundsmaster®3280-D/3320
05138SLRevB

Preface
Thepurposeofthispublicationistoprovidetheservicetechnicianwiththe
informationfortroubleshooting,testing,andrepairofthemajorsystemsand
componentsontheGroundsmaster3280-DandGroundsmaster3320.
RefertotheOperator’sManualsforoperating,maintenance,andadjustment
instructions.SpaceisprovidedinChapter2(page2–1)ofthisbooktoinsertthe
Operator’sManualsandPartsCatalogforyourmachine.Additionalcopiesofthe
Operator’sManualsandPartsCatalogsareavailableatwww.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®3280-D/3320Page5Preface
05138SLRevB

g221829
Figure1
ServiceProcedureIcons
ThefollowingiconsappearthroughoutthisServiceManualtobringattentionto
specicimportantdetailsofaserviceprocedure.
CriticalProcess
Thisiconisusedtohighlight:
•installingsafetyequipment(shields,guards,seatbelts,brakesandR.O.P .S.
components)thatmayhavebeenremoved
•dimensionsorsettingsthatmustbemaintainedforpropermachineoperation
•aspecicfastenertighteningsequence
•componentorientationthatmaynotbeobvious
CriticalTorque
Thisiconisusedtohighlightanassemblytorquerequirementthatisdifferent
thanwhatisrecommendedintheStandardT orqueTables;refertoTorque
Specications(page2–5).
FluidSpecications
Thisiconisusedtohighlightuidspecicationsandcapacitiesthatareless
common,andmaynotappearonthemachineservicedecalorinthemachine
Operator’sManual.
Note:RefertotheservicedecalonthemachineandthemachineOperator’s
Manualforcommonlyuseduidspecicationsandcapacities.
PrefacePage6Groundsmaster®3280-D/3320
05138SLRevB

TableofContents
Preface................................................................................................................5
Chapter1:Safety............................................................................................1–1
SafetyInstructions.......................................................................................1–2
JackingInstructions.....................................................................................1–6
SafetyandInstructionalDecals....................................................................1–6
Chapter2:SpecicationsandMaintenance....................................................2–1
Specications...............................................................................................2–2
TorqueSpecications...................................................................................2–5
ShopSupplies............................................................................................2–11
SpecialT ools..............................................................................................2–13
Chapter3:GasolineEngine............................................................................3–1
Specications...............................................................................................3–2
GeneralInformation.....................................................................................3–4
Adjustments.................................................................................................3–6
ServiceandRepairs.....................................................................................3–9
Chapter4:DieselEngine.................................................................................4–1
Specications...............................................................................................4–2
GeneralInformation.....................................................................................4–4
Adjustments.................................................................................................4–6
ServiceandRepairs.....................................................................................4–7
Chapter5:HydraulicSystem...........................................................................5–1
Specications...............................................................................................5–3
GeneralInformation.....................................................................................5–4
HydraulicSchematics.................................................................................5–15
HydraulicFlowDiagrams............................................................................5–19
SpecialT ools...............................................................................................5–39
Troubleshooting..........................................................................................5–44
TestingtheHydraulicSystem......................................................................5–47
Adjustments...............................................................................................5–75
ServiceandRepairs...................................................................................5–77
Chapter6:ElectricalSystem...........................................................................6–1
GeneralInformation.....................................................................................6–2
SpecialTools.................................................................................................6–6
Troubleshooting............................................................................................6–8
ElectricalSystemQuickChecks..................................................................6–14
Adjustments................................................................................................6–16
TestingtheElectricalComponents..............................................................6–19
ServiceandRepairs...................................................................................6–75
Chapter7:Chassis..........................................................................................7–1
Specications...............................................................................................7–2
GeneralInformation.....................................................................................7–3
ServiceandRepairs.....................................................................................7–4
Chapter8:DriveAxles.....................................................................................8–1
Specications...............................................................................................8–2
GeneralInformation.....................................................................................8–3
SpecialTools.................................................................................................8–5
ServiceandRepairs.....................................................................................8–6
Chapter9:PTOSystem..................................................................................9–1
GeneralInformation.....................................................................................9–2
ServiceandRepairs.....................................................................................9–3
Chapter10:CuttingUnits..............................................................................10–1
GeneralInformation...................................................................................10–2
Troubleshooting..........................................................................................10–3
Adjustments...............................................................................................10–4
ServiceandRepairs...................................................................................10–5
Chapter11:OperatorCab.............................................................................11–1
Groundsmaster®3280-D/3320Page7Preface
05138SLRevB

GeneralInformation...................................................................................11–2
ServiceandRepairs...................................................................................11–3
AppendixA......................................................................................................A–1
HydraulicSchematic-3280-D(SerialNumbersbelow270000400)and
3320(SerialNumbersbelow280000000).....................................................A–5
HydraulicSchematic-3280-D(SerialNumbers270000400to311000000)
and3320(SerialNumbers280000000to311000000)..................................A–6
HydraulicSchematic-3280-D(SerialNumbers311000001through
316000000)..................................................................................................A–7
HydraulicSchematic-3280-D(MachineSerialNumbersafter
316000000)..................................................................................................A–8
ElectricalSchematic-3320............................................................................A–9
ElectricalSchematic(MachineSerialNumberbefore311000000)..............A–10
ElectricalSchematic(MachineSerialNumber311000000and
Up)..............................................................................................................A–11
ElectricalSchematic-OperatorCab.............................................................A–12
ElectricalSchematic-OperatorCab.............................................................A–13
WireHarnessDrawing-Main-3320(SerialNumbersbelow
260000000)................................................................................................A–14
WireHarnessDiagram-Main-3320(SerialNumbersbelow
260000000)................................................................................................A–15
WireHarnessDrawing-Main-3320(SerialNumbersabove
260000000)................................................................................................A–16
WireHarnessDiagram-Main-3320(SerialNumbersabove
260000000)................................................................................................A–17
WireHarnessDrawing-Main-3280-D(SerialNumbersbelow
260000000)................................................................................................A–18
WireHarnessDiagram-Main-3280-D(SerialNumbersbelow
260000000)................................................................................................A–19
WireHarnessDrawing-Main-3280-D(MachineSerialNumber260000000
to270000600).............................................................................................A–20
WireHarnessDiagram-Main-3280-D(MachineSerialNumber260000000
to270000600).............................................................................................A–21
WireHarnessDrawing-Main-3280-D(MachineSerialNumber270000601
to311000000).............................................................................................A–22
WireHarnessDiagram-Main-3280-D(MachineSerialNumber270000601
to311000000).............................................................................................A–23
WireHarnessDrawing-Main-3280-D(MachineSerialNumber311000000
to316000000).............................................................................................A–24
WireHarnessDiagram-Main-3280-D(MachineSerialNumber311000000
to316000000).............................................................................................A–25
WireHarnessDrawing-Main-3280-D(MachineSerialNumber316000000
to400000000).............................................................................................A–26
WireHarnessDiagram-Main-3280-D(MachineSerialNumber316000000
to400000000).............................................................................................A–27
WireHarnessDrawing-Main-3280-D(MachineSerialNumber400000000
andUp).......................................................................................................A–28
WireHarnessDiagram-Main-3280-D(MachineSerialNumber400000000
andUp).......................................................................................................A–29
WireHarnessDrawing-CabModel30298Power........................................A–30
WireHarnessDiagram-CabModel30298Power........................................A–31
WireHarnessDrawing-CabModel30298Headliner...................................A–32
WireHarnessDiagram-CabModel30298Headliner...................................A–33
WireHarnessDrawing-CabModel30298FrontMountAccessoryPower
Supply.........................................................................................................A–34
WireHarnessDiagram-CabModel30298FrontMountAccessoryPower
Supply.........................................................................................................A–35
PrefacePage8Groundsmaster®3280-D/3320
05138SLRevB

WireHarnessDrawing-CabModel30298Heat/AirConditioning
Blower.........................................................................................................A–36
WireHarnessDiagram-CabModel30298Heat/AirConditioning
Blower.........................................................................................................A–37
WireHarnessDrawing-LightKitModel30405(Machineswithout
Cab)............................................................................................................A–38
WireHarnessDiagram-LightKitModel30405(Machineswithout
Cab)............................................................................................................A–39
WireHarnessDrawing-NorthAmericanLightKitModel30701(Machines
SerialNumber315000000andUp).............................................................A–40
WireHarnessDiagram-NorthAmericanLightKitModel30701(Machines
SerialNumber315000000andUp).............................................................A–41
AdditionalReferenceMaterials
BRIGGS AND STRATTON/DAIHATSU REPAIR MANUAL FOR 3-CYLINDER,
LIQUID-COOLED, GASOLINE ENGINES
KUBOTA 05-E2B SERIES WORKSHOP MANUAL
KUBOTA 05-E3B SERIES WORKSHOP MANUAL
KUBOTA 05-E4B SERIES WORKSHOP MANUAL
DANFOSS DDC20 AXIAL PISTON PUMP SERVICE MANUAL
DANFOSS SERIES 15 AXIAL PISTON PUMPS, MOTORS AND
TRANSMISSIONS REPAIR MANUAL
DANFOSS SERIES 15 AXIAL PISTON PUMPS, MOTORS AND
TRANSMISSIONS SERVICE MANUAL
EATON MODEL 74111 AND 74118 FIXED AXIAL PISTON MOTOR REPAIR
INFORMATION
DANFOSS STEERING UNIT TYPE OSPM SERVICE MANUAL
Groundsmaster®3280-D/3320Page9Preface
05138SLRevB

PrefacePage10Groundsmaster®3280-D/3320
05138SLRevB

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........................................................................................................1–6
SafetyandInstructionalDecals............................................................................................................1–6
Groundsmaster®3280-D/3320Page1–1Safety
05138SLRevB

SafetyInstructions
TheGroundsmaster3280-Dand3320machinesmeetorexceedssafety
standardspecicationswhenweightsareinstalledaccordingtoinformationin
theOperator’sManual.Althoughhazardcontrolandaccidentpreventionare
partiallydependentuponthedesignandcongurationofthemachine,these
factorsarealsodependentupontheawareness,concern,andpropertrainingof
thepersonnelinvolvedintheoperation,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®3280-D/3320
05138SLRevB

WhileOperatingtheMachine
•Sitontheseatwhenstartingandoperatingthemachine.
•Anytimeyouparkthemachine(shortorlongterm),lowerthecuttingdeck
(orimplement)totheground.
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.Loweranddisengagethecuttingdeck(orimplement)andwaitforallmoving
partstostop.
3.Settheparkingbrake.
4.Shutofftheengineandremovethekeyfromthekeyswitch.
Groundsmaster®3280-D/3320Page1–3Safety:SafetyInstructions
05138SLRevB

MaintenanceandService
•Beforeservicingormakinganyadjustmentstothemachine,lowerthecutting
deck(orimplement),settheparkingbrake,shutofftheengine,andremove
thekeyfromthekeyswitch.
•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,shuttingoffthe
engine,andthenusingallofthehydrauliccontrols(pressingthetraction
pedal,turningthesteeringwheel,andpressingtheliftswitchtobothraise
andlower).
•Usecarewhencheckingorservicingthecuttingdeck.Wearglovesand
usecautionwhenservicingthedeck.
•Toreducepotentialrehazards,keeptheengineareafreeofexcessive
grease,grass,leaves,anddirt.Cleantheprotectivescreenonthemachine
frequently.
•Ifyoumustruntheenginetoperformmaintenanceortomakeanadjustment,
keepyourhands,feet,clothing,andotherpartsofthebodyawayfromthe
cuttingdeckandothermovingparts.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,contactyourAuthorizedToroDistributor.
Safety:SafetyInstructionsPage1–4Groundsmaster®3280-D/3320
05138SLRevB

MaintenanceandService(continued)
•Ifweldingonthemachineisnecessary,disconnectthenegativebatterycable
topreventelectricalsystemdamage.
•Ensuretodisposeofpotentiallyharmfulwaste(e.g.,fuel,oil,enginecoolant,
lters,battery)inanenvironmentallysafemanner.Followalllocalcodesand
regulationswhenrecyclingordisposingofwaste.
•Atthetimeofmanufacture,themachineconformedtothesafetystandards
forridingmowers.Toensuretheoptimumperformanceandcontinued
safetycerticationofthemachine,usegenuineT ororeplacementpartsand
accessories.Thereplacementpartsandaccessoriesofothermanufacturers
canresultinnon-conformancewiththesafetystandardsandcanvoidthe
warranty.
Groundsmaster®3280-D/3320Page1–5Safety:SafetyInstructions
05138SLRevB

JackingInstructions
CAUTION
Failingtoproperlysupportthemachinewithappropriatejackstands
cancausethemachinetomoveorfallandcanresultinpersonal
injury.
Whenchangingtheattachments,tires,orperformingotherservices,
dothefollowingsteps:
•Usecorrectblocks,hoists,andjackstoraiseandsupportthe
machine.
•Parkthemachineonasolidlevelsurface,suchasaconcrete
oor.
•Beforeyouliftthemachine,removealltheattachmentsthatmay
interferewiththesafeandcorrectliftofthemachine.
•Alwaysblockthewheelswithchocks.
•Useappropriatejackstandstosupporttheraisedmachine.
•Donotusethecuttingdeckorimplementasajackingpoint.
RaisingtheFrontoftheMachine
1.Settheparkingbrakeandblockthe2rearwheelswithchockstoprevent
themachinefrommoving.
2.Positionthejacksecurelyundertheframe(nottheaxle),justtotheinsideof
thefrontwheel.
3.Useajacktoraisethefrontofthemachine.
4.Positionjackstandsorhardwoodblocksundertheframeasclosetothe
wheelaspossibletosupportthemachine.
RaisingtheRearoftheMachine
1.Settheparkingbrakeandblockthe2frontwheelswithchockstoprevent
themachinefrommoving.
2.Positionthejacksecurelyundertheframe(nottheaxle)directlyinfront
oftherearaxle.
3.Jackrearofthemachineofftheground.
4.Positionthejackstandsorhardwoodblocksundertheframetosupport
themachine.
SafetyandInstructionalDecals
Numeroussafetyandinstructiondecalsareafxedtothetractionunitand
cuttingunitsofyourGroundsmaster.Ifanydecalbecomesillegibleordamaged,
installanewdecal.DecalpartnumbersarelistedinyourPartsCatalog.Order
replacementdecalsfromAuthorizedT oroDistributor.
Safety:JackingInstructionsPage1–6Groundsmaster®3280-D/3320
05138SLRevB

Chapter2
SpecicationsandMaintenance
TableofContents
Specications.......................................................................................................................................2–2
DecimalandMillimeterEquivalents...................................................................................................2–3
U.S.toMetricConversions................................................................................................................2–4
TorqueSpecications...........................................................................................................................2–5
IdentifyingtheFastener......................................................................................................................2–5
CalculatingtheT orqueValuesWhenUsingaDrive-AdapterWrench.................................................2–7
StandardT orqueforDry,ZincPlated,andSteelFasteners(InchSeries)............................................2–8
StandardT orqueforDry,ZincPlated,andSteelFasteners(MetricFasteners)...................................2–9
OtherTorqueSpecications.............................................................................................................2–10
ConversionFactors..........................................................................................................................2–10
ShopSupplies....................................................................................................................................2–11
SpecialTools......................................................................................................................................2–13
Groundsmaster®3280-D/3320Page2–1SpecicationsandMaintenance
05138SLRevB

Specications
InsertacopyoftheOperator’sManualsandPartsCatalogsforyourmachineat
theendofthischapter.Additionally,ifanyoptionalequipmentoraccessoriesare
installedtoyourmachine,inserttheInstallationInstructions,Operator’sManuals,
andPartsCatalogsforthoseoptionsattheendofthischapter.
Themaintenanceproceduresandrecommendedserviceintervalsfor
Groundsmaster3280-DandGroundsmaster3320arecoveredintheOperator’s
Manuals.Refertothispublicationwhenperformingtheregularequipment
maintenance.Severalmaintenanceprocedureshavebreak-inintervalsidentied
intheOperator’sManual.RefertotheEngineOperator’sManualforadditional
enginespecicmaintenanceprocedures.
SpecicationsandMaintenance:SpecicationsPage2–2Groundsmaster®3280-D/3320
05138SLRevB

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
Groundsmaster®3280-D/3320Page2–3SpecicationsandMaintenance:Specications
05138SLRevB

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
SpecicationsandMaintenance:SpecicationsPage2–4Groundsmaster®3280-D/3320
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