Exmark Quest 4500-450, QST22BE482, QST24BE522, Quest 790, 000 Operator's Manual

QUEST®

ForSerialNos.
790,000&Higher

PartNo.4500-450Rev.A

WARNING

CALIFORNIA

Proposition65Warning

Theengineexhaustfromthisproduct
containschemicalsknowntotheStateof
Californiatocausecancer,birthdefects,or
otherreproductiveharm.

Important:Thisengineisnotequippedwith
asparkarrestermufer.Itisaviolationof
CaliforniaPublicResourceCodeSection4442to
useoroperatetheengineonanyforest-covered,
brush-covered,orgrass-coveredland.Other
statesorfederalareasmayhavesimilarlaws.

ThissparkignitionsystemcomplieswithCanadian
ICES-002,ISO14982,EN55012.

TheenclosedEngineOwner’sManualis
suppliedforinformationregardingtheUS
EnvironmentalProtectionAgency(EPA)and
theCaliforniaEmissionControlRegulationof
emissionsystems,maintenance,andwarranty.
Replacementsmaybeorderedthroughthe
enginemanufacturer.

Formodelswithstatedenginehorsepower,thegross
horsepoweroftheenginewaslaboratoryratedbythe
enginemanufacturerinaccordancewithSAEJ1940.
Asconguredtomeetsafety ,emission,andoperating
requirements,theactualenginehorsepoweronthis
classoflawnmowerwillbesignicantlylower.

©2009—ExmarkMfg.Co.,Inc.
IndustrialParkBox808
Beatrice,NE68310

2

Contactusatwww.Exmark.com.

PrintedintheUSA

AllRightsReserved

Introduction

Readthisinformationcarefullytolearnhowto
operateandmaintainyourproductproperlyandto
avoidinjuryandproductdamage.Youareresponsible
foroperatingtheproductproperlyandsafely .

YoumaycontactExmarkdirectlyat
www.Exmark.comforproductandaccessory
informationorhelpndingadealer.

Wheneveryouneedservice,genuineExmarkparts,
oradditionalinformation,contactanAuthorized
ServiceDealerorExmarkCustomerServiceandhave
themodelandserialnumbersofyourproductready.
Figure1identiesthelocationofthemodelandserial
numbersontheproduct.Writethenumbersinthe
spaceprovided.

Figure1

Behindtheseat

1.Modelandserialnumberlocation

ModelNo.

SerialNo.

3

Contents

Introduction...........................................................3

Safety.....................................................................5

SafetyAlertSymbol.........................................5

SafeOperatingPractices..................................5

SafetyandInstructionalDecals.......................8

Specications.......................................................13

ModelNumbers............................................13

Systems.........................................................13

Dimensions...................................................14

TorqueRequirements....................................15

ProductOverview................................................15

Operation.............................................................16

Controls........................................................16

OperatingInstructions..................................17

RecommendedGasoline................................18

CheckingtheEngineOilLevel.......................19

StartingtheEngine........................................19

OperatingtheBlades.....................................20

StoppingtheEngine......................................20

TheSafetyInterlockSystem...........................21

DrivingForwardorBackward........................21

StoppingtheMachine....................................22

AdjustingtheHeightofCut...........................22

AdjustingtheAnti-ScalpRollers.....................23

PositioningtheSeat.......................................23

ChangingtheSeatRideSuspension................24

AdjustingtheMotionControlLevers.............24

PushingtheMachinebyHand........................24

SideDischarge...............................................25

Transporting.................................................25

OperatingTips.............................................26

Maintenance.........................................................28

RecommendedMaintenanceSchedule(s)...........28

PremaintenanceProcedures..............................29

RaisingtheSeat.............................................29

AccessingtheBattery....................................29

PeriodicMaintenance.......................................29

Lubrication....................................................29

EngineMaintenance......................................30

ServicingtheEngineOil................................31

CheckingtheHydraulicOilLevel...................32

ChangetheHydraulicSystemFilter................33

ServicingtheSparkPlug................................33

CleaningtheBlowerHousing.........................34

FuelSystemMaintenance..............................35

ElectricalSystemMaintenance.......................35

ChargingtheBattery......................................36

ServicingtheFusesandRelay.........................37

DriveSystemMaintenance............................38

CheckingtheTirePressure............................38

MowerMaintenance......................................38

ServicingtheCuttingBlades..........................38

MowerBeltMaintenance...............................40

LevelingtheMowerDeck..............................41

AdjustingtheBladeSlope..............................42

ReplacingtheDischargeDeector.................44

Adjustments.....................................................45

TrackingAdjustment.....................................45

Cleaning...........................................................45

WashingtheUndersideoftheMower.............45

Storage.................................................................47

CleaningandStorage.....................................47

Troubleshooting...................................................48

Schematics...........................................................50

4

Safety

Safety

SafetyAlertSymbol

Thismanualidentiespotentialhazardsandhas
safetymessagesidentiedbythesafetyalertsymbol
(Figure2),whichsignalsahazardthatmaycause
seriousinjuryordeathifyoudonotfollowthe
recommendedprecautions.

Figure2

1.Safetyalertsymbol

Thismanualusestwootherwordstohighlight
information.Importantcallsattentiontospecial
mechanicalinformationandNoteemphasizes
generalinformationworthyofspecialattention.

Thismachinemeetsorexceedsthesafety
specicationsoftheAmericanNational
StandardsInstituteB71.1-2003ineffectatthe
timeofproduction.However,improperuse
ormaintenancebytheoperatororownercan
resultininjury.Toreducethepotentialfor
injury,complywiththesesafetyinstructions
andalwayspayattentiontothesafetyalert
symbol,whichmeansCAUTION,WARNING,
orDANGER-"personalsafetyinstruction."
Failuretocomplywiththeinstructionmayresult
inpersonalinjuryordeath.

SafeOperatingPractices

ThefollowinginstructionsarefromANSIstandard
B71.1-2003.

Thisproductiscapableofamputatinghandsand
feetandthrowingobjects.Alwaysfollowallsafety
instructionstoavoidseriousinjuryordeath.

GeneralOperation

•Read,understand,andfollowallinstructionsin
theoperator’ smanualandonthemachinebefore
starting.

•DoNotplacehandsorfeetnearrotatingpartsor
underthemachine.Keepclearofthedischarge
openingatalltimes.

•Allowonlyresponsibleadultswhoarefamiliar
withtheinstructionstooperatethemachine.

•Cleartheareaofobjectssuchasrocks,toys,wire,
etc.,whichcouldbepickedupandthrownbythe
blade.

•Besuretheareaisclearofotherpeoplebefore
mowing.Stopthemachineifanyoneentersthe
area.

•Nevercarrypassengers.

•DoNotmowinreverseunlessabsolutely
necessary.Alwayslookdownandbehindbefore
andwhilebackingup.

•Beawareofthemowerdischargedirectionand
DoNotpointitatanyone.Avoiddischarging
materialagainstawallorobstruction.Material
mayricochetbacktowardtheoperator.Stopthe
bladeswhencrossinggravelsurfaces.

•DoNotoperatethemowerwithouteitherthe
entiregrasscollectionsystemorthedischarge
deectorinplace.

•Bealert,slowdownandusecautionwhenmaking
turns.Lookbehindandtothesidebefore
changingdirections.

•Neverleavearunningmachineunattended.
Alwaysturnoffblades,engageparkingbrake,
stopengine,andremovekeybeforedismounting.

•Turnoffbladeswhennotmowing.Stopthe
engine,waitforallpartstocometoacomplete
stop,engageparkingbrake,andremovekey
beforecleaningthemachine,removingthegrass
oruncloggingthedeector.

•Operatethemachineonlyindaylightorgood
articiallight.

•DoNotoperatethemachinewhileunderthe
inuenceofalcoholordrugs.

•Watchfortrafcwhenoperatingnearorcrossing
roadways.

•Useextracarewhenloadingorunloadingthe
machineintoatrailerortruck

•Alwaysweareyeprotectionwhenoperatingthe
mower.

•Dataindicatesthatoperators,age60yearsand
above,areinvolvedinalargepercentageofriding
mower-relatedinjuries.Theseoperatorsshould
evaluatetheirabilitytooperatetheridingmower

5

Safety

safelyenoughtoprotectthemselvesandothers
fromseriousinjury.

•Alwaysfollowtherecommendationsforwheel
weightsorcounterweights.

SlopeOperation

Slopesareamajorfactorrelatedtolossofcontrol
andtip-overaccidents,whichcanresultinsevere
injuryordeath.Operationonallslopesrequiresextra
caution.Ifyoucannotbackuptheslopeorifyou
feeluneasyonit,DoNotmowit.

•DoNotmowslopesgreaterthan15degrees.

•Watchforditches,holes,rocks,dips,andrisesthat
changetheoperatingangle,asroughterraincould
overturnthemachine.

•Choosealowgroundspeedsoyouwillnothave
tostopwhileoperatingonaslope.

•DoNotmowslopeswhengrassiswet.Slippery
conditionsreducetractionandcouldcausesliding
andlossofcontrol.

•Reducespeedanduseextremecautiononslopes.

•DoNotmakesuddenturnsorrapidspeed
changes.

•Removeormarkobstaclessuchasrocks,tree
limbs,etc.fromthemowingarea.Tallgrasscan
hideobstacles.

•Avoidsuddenstartswhenmowinguphillbecause
themowermaytipbackwards.

•Beawarethatoperatingonwetgrass,acrosssteep
slopesordownhillmaycausethemowertolose
traction.Lossoftractiontothedrivewheelsmay
resultinslidingandalossofbrakingandsteering.

•Alwaysavoidsuddenstartingorstoppingona
slope.Iftireslosetraction,disengagetheblades
andproceedslowlyofftheslope.

•Useextremecarewithgrasscollectionsystemsor
otherattachments.Thesecanchangethestability
ofthemachineandcauselossofcontrol.

•DoNottrytostabilizethemachinebyputting
yourfootontheground.

•DoNotmowneardrop-offs,ditches,steepbanks
orwater.Wheelsdroppingoveredgescancause
rollovers,whichmayresultinseriousinjury,death
ordrowning.

•Useawalkbehindmowerand/orahandtrimmer
onslopesgreaterthan15degrees,neardrop-offs,
ditches,steepbanksorwater.

Children

Tragicaccidentscanoccuriftheoperatorisnot
alerttothepresenceofchildren.Childrenareoften
attractedtothemachineandthemowingactivity.
Neverassumethatchildrenwillremainwhereyou
lastsawthem.

•Keepchildrenoutofthemowingareaandunder
thewatchfulcareofanotherresponsibleadult,
nottheoperator.

•Bealertandturnthemachineoffifchildrenenter
thearea.

•Beforeandwhilebackingorchangingdirection,
lookbehind,down,andside-to-sideforsmall
children.

•Nevercarrychildren,evenwiththebladesoff.
Theymayfalloffandbeseriouslyinjuredor
interferewithsafemachineoperation.

•Childrenwhohavebeengivenridesinthepast
maysuddenlyappearinthemowingareafor
anotherrideandberunoverorbackedoverby
themower.

•Neverallowchildrentooperatethemachine.

•Useextracarewhenapproachingblindcorners,
shrubs,trees,theendofafenceorotherobjects
thatmayobscurevision.

Towing

•UsefortowingonlyifequippedwithanExmark
hitchkit.DoNotattachtowedequipmentexcept
atthehitchpoint.

•FollowExmark’srecommendationforweight
limitsfortowedequipmentandtowingonslopes.
Thisinformationcanbefoundinthehitchkit
instructionsheetandonthedecal.

•Neverallowchildrenorothersinorontowed
equipment.

•Onslopes,theweightofthetowedequipment
maycauselossoftractionandlossofcontrol.

•Travelslowlyandallowextradistancetostop.

Service

SafeHandlingofGasoline

Toavoidpersonalinjuryorpropertydamage,use
extracarewhenhandlinggasolineandotherfuels.
Theyareammableandthevaporsareexplosive.

6

Safety

•Extinguishallcigarettes,cigars,pipesandother
sourcesofignition.

•Useonlyanapprovedcontainer.

•Neverremovethegascaporaddfuelwhenthe
engineisrunning.Allowtheenginetocoolbefore
refueling.

•Neverrefuelthemachineindoors.

•Neverstorethemachineorfuelcontainerinside
wherethereisanopename,suchasnearawater
heaterorfurnace.

•Neverllcontainersinsideavehicleorona
truckortrailerwithaplasticliner.Alwaysplace
containersonthegroundawayfromyourvehicle
beforelling.

•Removegas-poweredequipmentfromthetruck
ortrailerandrefuelitontheground.Ifthisis
notpossible,thenrefuelsuchequipmentwitha
portablecontainer,ratherthanfromagasoline
dispensernozzle.

•Keepthenozzleincontactwiththerimofthe
fueltankorcontaineropeningatalltimesuntil
thefuelingiscomplete.DoNotuseanozzle
lock-opendevice.

•Iffuelisspilledonclothing,changeclothing
immediately.

•Neveroverllthefueltank.Replacegascapand
tightensecurely.

GeneralService:

•Neverrunamachineinsideaclosedarea.

•Keepnutsandboltstight,especiallytheblade
attachmentbolts.Keepequipmentingood
condition.

•Nevertamperwithsafetydevices.Checktheir
properoperationregularly.

•Keepthemachinefreeofgrass,leaves,orother
debrisbuild-up.Cleanupoilorfuelspillageand
fuelsoakeddebris.Allowthemachinetocool
beforestoring.

•Stopandinspecttheequipmentifyoustrikean
object.Repair,ifnecessary,beforerestarting.

•Nevermakeanyadjustmentsorrepairswiththe
enginerunning.

•Grasscollectionsystemcomponentsaresubject
towear,damageanddeterioration,whichcould
exposemovingpartsorallowobjectstobe
thrown.Frequentlycheckcomponentsand

replacewithmanufacturers’recommendedparts,
whennecessary.

•Mowerbladesaresharpandcancut.Wrapthe
bladesorweargloves,anduseextracautionwhen
servicingthem.

•Checkforproperbrakeoperationfrequently .
Adjustandserviceasrequired.

•Maintainorreplacesafetyandinstructiondecals
asnecessary.

•UseonlygenuineExmarkreplacementpartsto
ensurethatoriginalstandardsaremaintained.

ExmarkRidingMowerSafety

Thefollowinglistcontainssafetyinformationspecic
toExmarkproductsorothersafetyinformationthat
youmustknowthatisnotincludedintheANSI
standards.

•Engineexhaustcontainscarbonmonoxide,which
isanodorless,deadlypoisonthatcankillyou.Do
Notrunengineindoorsorinanenclosedarea.

•Stoptheengine,waitforallmovingpartstostop,
engageparkingbrake,disconnectsparkplug
wire(s)andremovekeybeforeperformingany
service,repairs,maintenanceoradjustments.

•Keephands,feet,hair,andlooseclothingaway
fromattachmentdischargearea,undersideof
mowerandanymovingpartswhileengineis
running.

•DoNottouchequipmentorattachmentparts
whichmaybehotfromoperation.Allowtocool
beforeattemptingtomaintain,adjustorservice.

•Batteryacidispoisonousandcancauseburns.
Avoidcontactwithskin,eyes,andclothing.
Protectyourface,eyes,andclothingwhen
workingwithabattery.

•Batterygasescanexplode.Keepcigarettes,sparks
andamesawayfrombattery.

•UseonlyExmarkapprovedattachments.
Warrantymaybevoidedifusedwithunapproved
attachments.

•Ifloadingthemachineontoatrailerortruck,use
asingle,full-widthramponly .Therampangle
shouldnotexceed15degrees.

Note:Theleftandrightsidesofthemachineare
determinedwhilesittingintheseatinthenormal
operatingposition

7

Safety

SafetyandInstructionalDecals

Safetydecalsandinstructionsareeasilyvisibletotheoperatorandarelocatednearanyarea
ofpotentialdanger.Replaceanydecalthatisdamagedorlost.

93-7009

1.Warning–DoNotoperate
themowerwiththe
dischargedeectorup
orremoved;keepthe
dischargedeectorin
place.

2.Cutting/dismemberment
hazardofhandorfoot,
mowerblade–stayaway
frommovingparts.

103-6327

AllUnitsExceptQST20BE422

1.Choke–on

2.Throttle–fast

3.Continuousvariablesetting

4.Throttle–slow

106-5517

1.Warning–DoNottouchthehotsurface.

109-6008

1.ReadtheOperator’s
Manual.

3.Pushthemachine.

2.Rotatethedriverelease
knobtoloosen,slidethe
knob,andtighten.

109-6014

TractionDriveBeltRouting

8

Safety

109-6035

DeckDriveBeltRouting

109-6036

1.ReadtheOperator’sManual.

2.Removetheignitionkeyandreadtheinstructionsbefore
servicingorperformingmaintenance.

3.Heightofcut.

109-6210

1.ReadtheOperator’sManual.

2.Cutting/dismembermenthazard,fanandentanglement
hazard,belt–stayawayfrommovingparts.

109-6459

1.Entanglementhazard,belt—DoNotopenorremove
safetyshieldswhileengineisrunning,keepshieldsin
place.

109-9120

1.Fuse2.Diode

109-9173

1.Parkingbrake4.Neutral

2.Fast5.Reverse

3.Slow6.MachineSpeed

109-9182

1.Machinespeed4.Neutral

2.Fast5.Reverse

3.Slow

9

Safety

110-6691

1.Thrownobjects
hazard–keepbystanders
asafedistancefromthe
machine.

3.Cutting/dismemberment
ofhandorfoot–stay
awayfrommovingparts.

2.Thrownobjectshazard,
mower–keepthe
dischargedeector
orcollectionsystemin
place.

116-0531

116-0532

QST20BE422Unit

1.Choke–on

2.Throttle–fast

3.Continuousvariablesetting

4.Throttle–slow

116-0533

116-0551

116-0581

10

Safety

PTOSymbols

1.PTO—Off2.PTO—On

109-6016

1.Readtheinstructionsbeforeservicingorperforming
maintenance.

4.RefertotheOperator’smanualforgreaseinstructions.

2.Timeinterval

5.CheckhydraulicoillevelandrefertotheOperator’s
Manualforfurtherinstructions.

3.Checkoillevel.6.Checktirepressure.

11

Safety

109-8965

1.Warning–readtheOperator’sManual.

5.Tippinghazard–avoidsuddenandsharpturnswhileon
slopes,onlymowacrossslopeslessthan15degrees,
keepasafedistancefromwater,andonlymowupand
downslopeslessthan15degrees.

2.Readtheinstructionsbeforeservicingorperforming
maintenance;applyparkingbrake,removetheignitionkey
anddisconnectthesparkplugwire.

6.Cutting/dismembermenthazardofhandorfoot,mower
blade–stayawayfrommovingparts.

3.Thrownobjecthazard—keepbystandersasafedistance
fromthemachine,pickupdebrisbeforeoperating,keep
thedischargedeectorinplace.

7.Crushing/dismembermenthazardofbystanders,
reversing–DoNotcarrypassengers,lookbehindand
downwhenreversing.

4.Lossoftraction/controlhazard,slopes–lossof
traction/controlonslope,disengagethebladecontrol
switch(PTO),proceedofftheslopeslowly.

BatterySymbols

Someorallofthesesymbolsareonyourbattery.

1.Explosionhazard

5.ReadtheOperator’sManual.

9.Flusheyesimmediatelywithwater
andgetmedicalhelpfast.

2.Nore,openames,orsmoking6.Keepbystandersasafedistance
fromthebattery.

10.Containslead;donotdiscard.

3.Causticliquid/chemicalburnhazard

7.Weareyeprotection;explosive
gasescancauseblindnessand
otherinjuries.

4.Weareyeprotection8.Batteryacidcancauseblindnessor
severeburns.

12

Specications

Specications

ModelNumbers

SerialNos:790,000andHigher

QST20BE422;QST22BE482;QST24BE522

Systems

Engine

•EngineSpecications:SeeyourEngineOwner’s
Manual

•RPM:

–20HP

FullSpeed:3300±100(max)RPM(NoLoad)
Idle:1650(min)RPM

–22HP&24HP

FullSpeed:3650±100(max)RPM(NoLoad)
Idle:1650(min)RPM

FuelSystem

•Capacity:4.0gal.(15.1L)

•TypeofFuel:Regularunleadedgasoline,87
octaneorhigher.

•FuelFilter:

Briggs&StrattonP/N695666

•FuelShut-OffValve:1/4turnincrements(“ON”,
“OFF”)

ElectricalSystem

•ChargingSystem:FlywheelAlternator

•ChargingCapacity:16amps

•BatteryType:BCIGroupU1

•BatteryVoltage:12Volt

•Polarity:NegativeGround

•Fuses:One25amp,one20amp;one15amp
bladetype

•Diode:TVS

SafetyInterlockSystem

•PTOmustbedisengaged,brakeengaged,and
motioncontrolleversout(neutrallock)tostart
engine.(Itisnotnecessaryfortheoperatortobe
intheseattostarttheengine.)

•OperatormustbeinseatwhenPTOisengaged,
brakeisdisengaged,ormotioncontrolleversare
movedinorenginewillstop.

•Enginewillstopifeithertheleft,theright,or
bothleversaremovedfromneutrallockposition
whilebrakeisengaged.

OperatorControls

•SteeringandMotionControl:

Note:Motioncontrolleversareadjustableto
twoheights.

–Separatelevers,oneachsideoftheconsole,

controlspeedanddirectionoftravelofthe
respectivedrivewheels.

–Steeringiscontrolledbyvaryingtheposition

oftheleversrelativetoeachother.

–Movingmotioncontrolleversoutward(in

slots)locksthedrivesysteminneutral.

•PTOEngagementSwitch:Engageselectricclutch
(todrivebelt)whichengagesmowerblades.

•ParkingBrakeLever:Engagesparkingbrake.

•DeckHeightAdjustmentPin:Setscuttingheight
todesiredposition.

•DeckLiftAssistLever:Footpedalthatassists
inraisingthedeck.

Seat

•Type:Standardseatwithhighback,foampadded
withspringsuspensionandarmrests(armrests
areoptionalonthe42inchunit).

•Mounting:Hingedtotiltupforaccessto
hydraulicpumps,batteryandothercomponents.
Heldintiltedpositionwithlanyard.Adjustable
foreandaft.

13

Specications

•Armrests:Standard–foampaddedip-up
adjustableheightarmrests(optionalonthe42
inchunit).

•SeatSafetySwitch:IncorporatedintotheSafety
InterlockSystem.

HydrostaticGroundDriveSystem

•HydrostaticPumps:TwoHydroGearZT2800
Integrateddrivesystems.

•HydraulicOilType:ExmarkPremiumHydrooil.

•Speeds:

–42inchunit

◊0-6.0mph(9.7km/hr)forward.

◊0-4.0mph(6.4km/hr)reverse.

–48inchand52inchunits

◊0-7.0mph(11.3km/hr)forward.

◊0-5.0mph(8.0km/hr)reverse.

•Drivewheelreleases,locatedonleftandright
sidesofenginedeck,allowmachinetobemoved
whentheengineisnotrunningandbrakeisoff.

Tires&Wheels

DriveFrontCaster

Pneumatic

(Air-Filled)

Pneumatic

(Air-Filled)

Deck
Size

42&48524248&52

Quantity

2222

Tread

TurfTecTurfTecSawtoothSmooth

Size20x

8.00-8

20x

10.00-8

10x410x4

Ply
Rating

44

Pressure

13psi
(90kPa)

13psi
(90kPa)

20psi
(138kPa)

13psi
(90kPa)

CuttingDeck

•CuttingWidth:

–42inchDeck:42inches(107cm)

–48inchDeck:48inches(122cm)

–52inchDeck:52inches(132cm)

•Discharge:Side

•BladeSize:(3ea.)

–42inchDeck:21.25inches(53.9cm)

–48inchDeck:16.25inches(41.3cm)

–52inchDeck:18.00inches(45.7cm)

•BladeSpindles:Solidsteelspindleswithno
maintenancebearings.

•DeckDrive:Electricclutchmountedonvertical
engineshaft.Bladesaredrivenbyonebelt
(w/self-tensioningidler)directfromtheengine.

•Deck:Fulloatingdeckisattachedtoout-front
supportframe.Maximumturfprotectionis
providedwithanti-scalprollers.

Deckdesignallowsforbagging,mulchingorside
discharge.

•DeckDepth:

–42inchDeck:5.0inches(12.7cm)

–48inchDeck:5.0inches(12.7cm)

–52inchDeck:5.0inches(12.7cm)

•CuttingHeightAdjustment:Afootdeckliftlever
isusedtoadjustthecuttingheightfrom11/2
inch(3.8cm)to41/2inches(11.4cm)in1/2
inch(1.3cm)increments.

•MulchingKit:Optional.

Dimensions

OverallWidth:

42inch
Deck

48inch
Deck

52inch
Deck

Without
Deck

45.5inches
(116cm)

45.5inches
(116cm)

47.0inches
(119cm)

Deector
Up

43.1inches
(109cm)

48.3inches
(122cm)

53.0inches
(135cm)

Deector
Down

54.2inches
(138cm)

59.4inches
(151cm)

64.2inches
(163cm)

OverallLength:

AllUnits

73.4inches(186cm)

14

ProductOverview

OverallHeight:

AllUnits

41.8inches(106cm)

TreadWidth:(CentertoCenterof
Tires,Widthwise)

42inch
Deck

48inch
Deck

52inch
Deck

Drive
Wheels

36.0inches
(91cm)

36.0inches
(91cm)

36.8inches
(93cm)

Caster
Wheels

27.9inches
(71cm)

33.5inches
(85cm)

33.5inches
(85cm)

WheelBase:(CenterofCasterTireto
CenterofDriveTire)

AllUnits

48.9inches(124cm)

CurbWeight:

42inchDeck48inchDeck52inchDeck

630lb(286kg)645lb(293kg)660lb(299kg)

TorqueRequirements

BoltLocation

Torque

SpindlePulleyNut75-85ft-lb(102-115N-m)

BladeMountingBolt
(lubricatewithanti-seize)

32-42ft-lb(43-57N-m)

EngineMountingBolts

27-33ft-lb(37-45N-m)

Anti-ScalpRollerNyloc
Nut

27-33ft-lb(37-45N-m)

WheelLugNuts

70-90ft-lb(95-122N-m)

ClutchMountingBolt
(securedwiththreadlocker)

50-55ft-lb(68-75N-m)

SparkPlug

15ft-lb(20N-m)

ProductOverview

Figure3

1.Frontcasterwheel8.Engine

2.Anti-scalproller

9.Seat

3.Heightofcutfootlever

10.Armrest

4.Dischargedeector

11.Motioncontrollevers

5.Heightofcutadjustment

12.Parkbrake

6.Reardrivewheel13.Footrest

7.Controlpanel14.Washouttting

15

Operation

Operation

Controls

Note:Becomefamiliarwithallofthecontrolsin

Figure3andFigure4beforeyoustarttheengineand
operatethemachine.

IgnitionSwitch

Locatedoncontrolpanel.

Theignitionswitchisusedtostartandstopthe
engine.Theswitchhasthreepositions“OFF”,
“RUN”and“START”(Figure4).Insertkeyinto
switchandrotateclockwisetothe“ON”position.
Rotateclockwisetothenextpositiontoengagethe
starter(keymustbeheldagainstspringpressurein
thisposition).

Figure4

1.Throttle/Chokelever

3.Bladecontrolswitch
(powertake-off)

2.Hourmeter4.Ignitionswitch

Note:Brakemustbeengaged,motioncontrollevers
out(neutrallockposition)andPTOswitch“OFF”to
startengine.(Itisnotnecessaryfortheoperatorto
beintheseattostarttheengine.)

TurningthekeytotheOffpositionwillstopthe
engine;however,alwaysremovethekeywhenleaving
themachinetopreventsomeonefromaccidentally
startingtheengine

BladeControlSwitch(Power
Take-Off)

Locatedonthecontrolpanel.

Thebladecontrolswitch,representedbyapower
take-off(PTO)symbol,engagesanddisengages
powertothemowerblades(seeFigure4).

Pulloutonthebladecontrolswitchto“On”to
engagetheblades.

Pushthebladecontrolswitchto“Off”todisengage
theblades.

Throttle/ChokeLever

Locatedoncontrolpanel.

Thethrottleisusedtocontrolenginespeed.Moving
throttleleverforwardwillincreaseenginespeedand
movingthrottlelevertotherearwilldecreaseengine
speed.Movingthethrottleforwardintothedetentis
fullthrottle(seeFigure4).

Thechokeisusedtoaidinstartingacoldengine.
DoNotrunawarmenginewiththechokeinthe
“ON”position.Movingtheleverforwardbeyond
thedetentwillputthechokeinthe“ON”position
andmovingthelevertothedetentwillputthechoke
inthe“OFF”position.

MotionControlLevers

Themotioncontrolleverslocatedoneachsideof
theseat(Figure3).

Themotioncontrolleversarespeedsensitivecontrols
ofindependentwheelmotors.Movingalever
forwardorbackwardturnsthewheelonthesameside
forwardorinreverse;wheelspeedisproportionalto
theamounttheleverismoved.Movingthecontrol
leversoutwardfromthecenterpositionlocksthem
intheneutralposition.Alwayspositionthemotion
controlleversintotheneutralpositionandengage
theparkbrakeleverwhenyoustopthemachineor
leaveitunattended.Theunitmustbetieddownand
brakeengagedwhentransporting.

16

Operation

ParkingBrakeLever

Locatedonleftsideoftheconsole(Figure3).

Thebrakeleverengagesaparkingbrakeonthedrive
wheels.

Pulltheleverupandrearwardtoengagethebrake.

Pushtheleverforwardanddowntodisengagethe
brake.

Height-of-CutFootLever

Theheightofcutleverallowstheoperatortolower
andraisethedeckfromtheseatedposition(Figure3).
Whentheleverismovedforward,awayfromthe
operatorthedeckisraisedfromthegroundand
whenmovedback,towardstheoperatoritislowered
towardtheground.Onlyadjusttheheightofcut
whilemachineisnotmoving.

HourMeter

Locatedonthecontrolpanel.

Thehourmeterisconnectedtoapressureswitch
installedintheengineblockanditrecordsthenumber
ofhoursthattheenginehasrun(Figure4).Ifthe
ignitionswitchisleftonwithoutenginerunning,hour
meterwillnotrun.Thehourmeterisstandardonthe
48and52inchunitsandoptionalforthe42inchunit.

Note:Thisswitchisnotalowoilsensorandwillnot
alerttheoperatoriftheengineoilislow .

OperatingInstructions

ThinkSafetyFirst

Note:Determinetheleftandrightsidesofthe

machinefromthenormaloperatingposition.

Pleasecarefullyreadallofthesafetyinstructions
anddecalsinthesafetysection.Knowingthis
informationcouldhelpyou,yourfamily,petsor
bystandersavoidinjury.

DANGER

Mowingonwetgrassorsteepslopescan
causeslidingandlossofcontrol.Wheels
droppingoveredgescancauserollovers,
whichmayresultinseriousinjury,death
ordrowning.Alossoftractionisalossof
steeringcontrol.

Toavoidlossofcontrolandpossibilityof
rollover:

•DoNotmowneardrop-offsornearwater.

•DoNotmowslopesgreaterthan15
degrees.

•Reducespeedanduseextremecaution
onslopes.

•Whenmowingslopes,graduallywork
fromlowertohigherareasontheincline.

•Avoidsuddenturnsorrapidspeed
changes.

•Turnup,intoaninclinewhenchanging
directionsonslopes.Turningdownthe
slopereducestraction.

•Attachmentschangethehandling
characteristicsofthemachine.Useextra
cautionwhenusingattachmentswiththe
machine.

Figure5

1.Water

2.DangerZone–Usewalkbehindmowerand/orhand
trimmeronslopesgreaterthan15degrees,near
drop-offsandwater.

3.SafeZone–usetheQuesthere.

17