Exmark Lazer Z HP 465 User manual

LAZERZ®HP
465,505,AND565MODELS
ForSerialNos.
720,000&Higher
PartNo.4500-251Rev.A

WARNING
CALIFORNIA
Proposition65Warning
Theengineexhaustfromthisproduct
containschemicalsknowntotheStateof
Californiatocausecancer,birthdefects,or
otherreproductiveharm.
Important:Whenthemowerisusedoroperated
onanyCaliforniaforest,brushorgrasscovered
land,aworkingsparkarrestermustbeattached
tothemufer.Ifnot,theoperatorisviolating
statelaw,Section4442PublicResourceCode.To
acquireasparkarresterforyourunit,seeyour
EngineServiceDealer.
ThissparkignitionsystemcomplieswithCanadian
ICES-002Cesystèmed’allumageparètincellede
vèhiculeestconformeàlanormeNMB-002du
Canada
TheenclosedEngineOwner’sManualis
suppliedforinformationregardingTheU.S.
EnvironmentalProtectionAgency(EPA)and
theCaliforniaEmissionControlRegulationof
emissionsystems,maintenanceandwarranty.
KeepthisengineOwner’sManualwithyourunit.
ShouldthisengineOwner’sManualbecome
damagedorillegible,replaceimmediately.
Replacementsmaybeorderedthroughthe
enginemanufacturer.
Exmarkreservestherighttomakechangesor
addimprovementstoitsproductsatanytime
withoutincurringanyobligationtomakesuch
changestoproductsmanufacturedpreviously.
Exmark,oritsdistributorsanddealers,accept
noresponsibilityforvariationswhichmaybe
evidentintheactualspecicationsofitsproducts
andthestatementsanddescriptionscontained
inthispublication.
©1997–2007—ExmarkMfg.Co.,Inc.
IndustrialParkBox808
Beatrice,NE683102
Contactusatwww.Exmark.com.
PrintedintheUSA.
AllRightsReserved

Introduction
CONGRATULATIONSonthepurchaseofyour
ExmarkMower.Thisproducthasbeencarefully
designedandmanufacturedtogiveyouamaximum
amountofdependabilityandyearsoftrouble-free
operation.
Thismanualcontainsoperating,maintenance,
adjustment,andsafetyinstructionsforyourExmark
mower.
BEFOREOPERATINGYOURMOWER,
CAREFULLYREADTHISMANUALINITS
ENTIRETY.
Byfollowingtheoperating,maintenance,andsafety
instructions,youwillprolongthelifeofyourmower,
maintainitsmaximumefciency,andpromotesafe
operation.
Ifadditionalinformationisneeded,orshouldyou
requiretrainedmechanicservice,contactyour
authorizedExmarkequipmentdealerordistributor.
AllExmarkequipmentdealersanddistributorsare
keptinformedofthelatestmethodsofservicing
andareequippedtoprovidepromptandefcient
serviceintheeldorattheirservicestations.They
carryamplestockofservicepartsorcansecurethem
promptlyforyoufromthefactory.
AllExmarkpartsarethoroughlytestedandinspected
beforeleavingthefactory,however,attentionis
requiredonyourpartifyouaretoobtainthefullest
measureofsatisfactionandperformance.
Wheneveryouneedservice,genuineExmarkparts,
oradditionalinformation,contactanAuthorized
ServiceDealerorExmarkCustomerServiceandhave
themodelandserialnumbersofyourproductready.
Figure1identiesthelocationofthemodelandserial
numbersontheproduct.Writethenumbersinthe
spaceprovided.
Figure1
1.Modelandserialnumberlocation
ModelNo.
SerialNo.
3

Contents
Introduction...........................................................3
Safety.....................................................................5
SafetyAlertSymbol.........................................5
SafeOperatingPractices..................................5
SafetyandInstructionalDecals.....................10
Specications.......................................................14
ModelNumbers............................................14
Systems.........................................................14
Dimensions...................................................16
TorqueRequirements....................................17
ProductOverview................................................17
Operation.............................................................18
Controls........................................................18
Pre-Start........................................................19
OperatingInstructions..................................19
Transporting.................................................23
Maintenance.........................................................25
RecommendedMaintenanceSchedule(s)...........25
PeriodicMaintenance.......................................26
CheckEngineOilLevel.................................26
CheckBatteryCharge....................................26
CheckMowerBlades.....................................27
CheckSafetyInterlockSystem.......................27
CheckRolloverProtectionSystem(Roll
Bar)Pins...................................................28
CheckSeatBelt..............................................28
CheckforLooseHardware............................28
ServiceAirCleaner........................................28
ChangeEngineOil........................................28
CheckHydraulicOilLevel.............................29
CheckTirePressures.....................................29
CheckConditionOfBelts..............................29
LubricateGreaseFittings...............................29
LubricateCasterWheelHubs........................30
LubricateBrakeHandlePivot........................31
LubricateBrakeRodBushings.......................31
LubricateMotionControlBronze
Bushings...................................................31
LubricateSeatSwitchActuator......................31
CheckSparkPlugs.........................................31
ChangeHydraulicSystemFilter.....................31
WheelHub-SlottedNutTorque
Specication..............................................32
ThreadLockingAdhesives.............................32
MobilHTSGrease(OrFood-Grade
Anti-seize).................................................32
Copper-BasedAnti-seize..............................32
DielectricGrease...........................................32
Adjustments.....................................................33
DeckLeveling...............................................33
PumpDriveBeltTension...............................33
DeckBeltTension........................................33
BrakeLinkAdjustment..................................34
BrakeAdjustment..........................................34
ElectricClutchAdjustment............................34
ReverseIndicatorAdjustment........................34
MotionControlLinkageAdjustment.............35
AdjustSeatSwitch........................................36
CasterPivotBearingsPre-Load
Adjustment...............................................36
Cleaning...........................................................37
CleanEngineCoolingSystem........................37
RemoveEngineShroudsandCleanCooling
Fins...........................................................37
CleanGrassBuild-UpUnderDeck................37
WasteDisposal..............................................37
Troubleshooting...................................................39
Schematics...........................................................41
4

Safety
Safety
SafetyAlertSymbol
ThisSafetyAlertSymbol(Figure2)isusedbothin
thismanualandonthemachinetoidentifyimportant
safetymessageswhichmustbefollowedtoavoid
accidents
Thissymbolmeans:ATTENTION!BECOME
ALERT!YOURSAFETYISINVOLVED!
Figure2
1.Safetyalertsymbol
Thesafetyalertsymbolappearsaboveinformation
whichalertsyoutounsafeactionsorsituations
andwillbefollowedbythewordDANGER,
WARNING,orCAUTION.
DANGER:Whitelettering/Redbackground.
Indicatesanimminentlyhazardoussituationwhich,if
notavoided,Willresultindeathorseriousinjury.
WARNING:Blacklettering/Orangebackground.
Indicatesapotentiallyhazardoussituationwhich,if
notavoided,Couldresultindeathorseriousinjury.
CAUTION:Blacklettering/Yellowbackground.
Indicatesapotentiallyhazardoussituationwhich,if
notavoided,Mayresultinminorormoderateinjury.
Thismanualusestwootherwordstohighlight
information.Importantcallsattentiontospecial
mechanicalinformationandNoteemphasizes
generalinformationworthyofspecialattention.
SafeOperatingPractices
Training
•ReadtheOperator’sManualandothertraining
material.Iftheoperator(s)ormechanic(s)can
notreadEnglishitistheowner’sresponsibilityto
explainthismaterialtothem.
•Becomefamiliarwiththesafeoperationofthe
equipment,operatorcontrols,andsafetysigns.
•Alloperatorsandmechanicsshouldbetrained.
Theownerisresponsiblefortrainingtheusers.
•Neverletchildrenoruntrainedpeopleoperate
orservicetheequipment.Localregulationsmay
restricttheageoftheoperator.
•Theowner/usercanpreventandisresponsible
foraccidentsorinjuriesoccurringtohimselfor
herself,otherpeopleorproperty.
Preparation
•Evaluatetheterraintodeterminewhataccessories
andattachmentsareneededtoproperlyand
safelyperformthejob.Onlyuseaccessoriesand
attachmentsapprovedbyExmark.
•Wearappropriateclothingincludingsafetyglasses,
substantialfootwear,longtrousers,andhearing
protection.DoNotoperatewhenbarefootor
whenwearingopensandals.Longhair,loose
clothingorjewelrymaygettangledinmoving
parts.
CAUTION
Thismachineproducessoundlevelsin
excessof85dBAattheoperator’searand
cancausehearinglossthroughextended
periodsofexposure.
Wearhearingprotectionwhenoperatingthis
machine.
•Inspecttheareawheretheequipmentistobe
usedandremoveallrocks,toys,sticks,wires,
bones,andotherforeignobjectswhichcanbe
thrownbythemachineandmaycausepersonal
injurytotheoperatororbystanders.
5

Safety
DANGER
Incertainconditionsgasolineisextremely
ammableandvaporsareexplosive.
Areorexplosionfromgasolinecanburn
you,others,andcausepropertydamage.
•Fillthefueltankoutdoorsinanopen
area,whentheengineiscold.Wipeup
anygasolinethatspills.
•Neverrellthefueltankordrainthe
machineindoorsorinsideanenclosed
trailer.
•DoNotllthefueltankcompletely
full.Addgasolinetothefueltankuntil
thelevelis1/4to1/2inch(6–13mm)
belowthebottomofthellerneck.This
emptyspaceinthetankallowsgasoline
toexpand.
•Neversmokewhenhandlinggasoline,
andstayawayfromanopenameor
wheregasolinefumesmaybeignitedby
spark.
•Storegasolineinanapprovedcontainer
andkeepitoutofthereachofchildren.
•Addfuelbeforestartingtheengine.
Neverremovethecapofthefueltankor
addfuelwhenengineisrunningorwhen
theengineishot.
•Iffuelisspilled,DoNotattempttostart
theengine.Moveawayfromtheareaof
thespillandavoidcreatinganysourceof
ignitionuntilfuelvaporshavedissipated.
•DoNotoperatewithoutentireexhaust
systeminplaceandinproperworking
condition.
DANGER
Incertainconditionsduringfueling,static
electricitycanbereleasedcausingaspark
whichcanignitegasolinevapors.Areor
explosionfromgasolinecanburnyouand
othersandcausepropertydamage.
•Alwaysplacegasolinecontainersonthe
groundawayfromyourvehiclebefore
lling.
•DoNotllgasolinecontainersinsidea
vehicleoronatruckortrailerbedbecause
interiorcarpetsorplastictruckbedliners
mayinsulatethecontainerandslowthe
lossofanystaticcharge.
•Whenpractical,removegas-powered
equipmentfromthetruckortrailerand
refueltheequipmentwithitswheelson
theground.
•Ifthisisnotpossible,thenrefuelsuch
equipmentonatruckortrailerfroma
portablecontainer,ratherthanfroma
gasolinedispensernozzle.
•Ifagasolinedispensernozzlemustbe
used,keepthenozzleincontactwiththe
rimofthefueltankorcontaineropening
atalltimesuntilfuelingiscomplete.
WARNING
Gasolineisharmfulorfatalifswallowed.
Long-termexposuretovaporshascaused
cancerinlaboratoryanimals.Failuretouse
cautionmaycauseseriousinjuryorillness.
•Avoidprolongedbreathingofvapors.
•Keepfaceawayfromnozzleandgas
tank/containeropening.
•Keepawayfromeyesandskin.
•Neversiphonbymouth.
•Checkthattheoperator’spresencecontrols,
safetyswitches,andshieldsareattachedand
functioningproperly.DoNotoperateunlessthey
arefunctioningproperly.
6

Safety
Operation
WARNING
Operatingengineparts,especiallythe
mufer,becomeextremelyhot.Severeburns
canoccuroncontactanddebris,suchas
leaves,grass,brush,etc.cancatchre.
•Allowengineparts,especiallythemufer,
tocoolbeforetouching.
•Removeaccumulateddebrisfrommufer
andenginearea.
•Installandmaintaininworkingordera
sparkarresterbeforeusingequipment
onforest-covered,grass-covered,or
brush-coveredunimprovedland.
WARNING
Engineexhaustcontainscarbonmonoxide,
whichisanodorlessdeadlypoisonthatcan
killyou.
DoNotrunengineindoorsorinasmall
connedareawheredangerouscarbon
monoxidefumescancollect.
•Operateonlyindaylightorgoodarticiallight,
keepingawayfromholesandhiddenhazards.
•Besurealldrivesareinneutralandparkingbrake
isengagedbeforestartingengine.Useseatbelts.
•Neveroperatethemowerwithdamagedguards,
shields,orcovers.Alwayshavesafetyshields,
guards,switchesandotherdevicesinplaceandin
properworkingcondition.
•Nevermowwiththedischargedeectorraised,
removedoralteredunlessthereisagrass
collectionsystemormulchkitinplaceand
workingproperly.
•DoNotchangetheenginegovernorsettingor
overspeedtheengine.
•Stopengine,waitforallmovingpartstostop,
removekeyandengageparkingbrake:
–Beforechecking,cleaningorworkingonthe
mower.
–Afterstrikingaforeignobjectorabnormal
vibrationoccurs(inspectthemowerfor
damageandmakerepairsbeforerestarting
andoperatingthemower).
–Beforeclearingblockages.
–Wheneveryouleavethemower.
•Stopengine,waitforallmovingpartstostop,and
engageparkingbrake:
–Beforerefueling.
–Beforedumpingthegrasscatcher.
WARNING
Hands,feet,hair,clothing,oraccessoriescan
becomeentangledinrotatingparts.Contact
withtherotatingpartscancausetraumatic
amputationorseverelacerations.
•DoNotoperatethemachinewithout
guards,shields,andsafetydevicesin
placeandworkingproperly.
•Keephands,feet,hair,jewelry,orclothing
awayfromrotatingparts.
•NEVERcarrypassengers.DONOToperate
themowerwhenpeople,especiallychildren,or
petsareinthearea.
•Bealert,slowdownandusecautionwhenmaking
turns.Lookbehindandtothesidebefore
changingdirections.
•Stoptheblades,slowdown,andusecautionwhen
crossingsurfacesotherthangrassandwhen
transportingthemowertoandfromtheareato
bemowed.
•Beawareofthemowerdischargepathanddirect
dischargeawayfromothers.
•DoNotoperatethemowerundertheinuence
ofalcoholordrugs.
•Useextremecarewhenloadingorunloadingthe
machineintoatrailerortruck.
•Usecarewhenapproachingblindcorners,shrubs,
trees,orotherobjectsthatmayobscurevision.
SlopeOperation
UseExtremecautionwhenmowingand/orturning
onslopesaslossoftractionand/ortip-overcould
occur.Theoperatorisresponsibleforsafeoperation
onslopes.
7

Safety
DANGER
Operatingonwetgrassorsteepslopescan
causeslidingandlossofcontrol.Wheels
droppingoveredges,ditches,steepbanks,or
watercancauserollovers,whichmayresult
inseriousinjury,deathordrowning.
•DoNotmowslopeswhengrassiswet.
•DoNotmowneardrop-offsornearwater.
•DoNotmowslopesgreaterthan15
degrees.
•Reducespeedanduseextremecaution
onslopes.
•Avoidsuddenturnsorrapidspeed
changes.
•Seeinsidethebackcovertodeterminethe
approximateslopeangleoftheareatobemowed.
•Useawalkbehindmowerand/orahandtrimmer
neardrop-offs,ditches,steepbanksorwater.
(Figure3).
Figure3
1.SafeZone-Usethe
mowerhereonslopes
lessthan15degrees
3.Water
2.DangerZone-Useawalk
behindmowerand/or
handtrimmernear
drop-offsandwater.
•Removeormarkobstaclessuchasrocks,tree
limbs,etc.fromthemowingarea.Tallgrasscan
hideobstacles.
•Watchforditches,holes,rocks,dipsandrisesthat
changetheoperatingangle,asroughterraincould
overturnthemachine.
•Avoidsuddenstartswhenmowinguphillbecause
themowermaytipbackwards.
•Beawarethatlossoftractionmayoccurgoing
downhill.Weighttransfertothefrontwheels
maycausedrivewheelstoslipandcauselossof
brakingandsteering.
•Alwaysavoidsuddenstartingorstoppingona
slope.Iftireslosetraction,disengagetheblades
andproceedslowlyofftheslope.
•Followthemanufacturer’srecommendationsfor
wheelweightsorcounterweightstoimprove
stability.
•Useextremecarewithgrasscatchersor
attachments.Thesecanchangethestabilityofthe
machineandcauselossofcontrol.
UsingtheRolloverProtectionSystem
(ROPS)
ARolloverProtectionSystem(rollbar)isinstalled
ontheunit.
WARNING
Thereisnorolloverprotectionwhentheroll
barisdown.Wheelsdroppingoveredges,
ditches,steepbanks,orwatercancause
rollovers,whichmayresultinseriousinjury,
deathordrowning.
•Keeptherollbarintheraisedandlocked
positionanduseseatbelt.
•Lowertherollbaronlywhenabsolutely
necessary.
•DoNotwearseatbeltwhentherollbar
isdown.
•Driveslowlyandcarefully.
•Raisetherollbarassoonasclearance
permits.
•Checkcarefullyforoverheadclearances(i.e.
branches,doorways,andelectricalwires)before
drivingunderanyobjectsanddonotcontactthem.
8

Safety
MaintenanceandStorage
•Disengagedrives,lowerimplement,setparking
brake,stopengineandremovekeyordisconnect
sparkplugwire.Waitforallmovementtostop
beforeadjusting,cleaningorrepairing.
•Keepengine,enginearea,andpumpdrivebelt
compartmentfreefromaccumulationofgrass,
leaves,excessivegreaseoroil,andotherdebris
whichcanaccumulateintheseareas.These
materialscanbecomecombustibleandmayresult
inare.
•Letenginecoolbeforestoringanddonotstore
nearameoranyenclosedareawhereopenpilot
lightsorheatappliancesarepresent.
•Shutofffuelwhilestoringortransporting.Do
Notstorefuelnearamesordrainindoors.
•Parkmachineonlevelground.Neverallow
untrainedpersonneltoservicemachine.
•Usejackstandstosupportcomponentswhen
required.
•Carefullyreleasepressurefromcomponentswith
storedenergy.
•Disconnectbatteryorremovesparkplugwire
beforemakinganyrepairs.Disconnectthe
negativeterminalrstandthepositivelast.
Reconnectpositiverstandnegativelast.
•Usecarewhencheckingblades.Wraptheblade(s)
orweargloves,andusecautionwhenservicing
them.Onlyreplaceblades.Neverstraightenor
weldthem.
•Keephandsandfeetawayfrommovingparts.
Ifpossible,donotmakeadjustmentswiththe
enginerunning.
•Chargebatteriesinanopenwellventilatedarea,
awayfromsparkandames.Unplugcharger
beforeconnectingordisconnectingfrombattery.
Wearprotectiveclothinganduseinsulatedtools.
•Keepallguards,shieldsandallsafetydevicesin
placeandinsafeworkingcondition.
•Checkallboltsfrequentlytomaintainproper
tightness.
•Frequentlycheckforwornordeteriorating
componentsthatcouldcreateahazard.
•Allreplacementpartsmustbethesameas
orequivalenttothepartssuppliedasoriginal
equipment.
WARNING
Hydraulicuidescapingunderpressure
canpenetrateskinandcauseinjury.Fluid
accidentallyinjectedintotheskinmustbe
surgicallyremovedwithinafewhoursbya
doctorfamiliarwiththisformofinjuryor
gangrenemayresult.
•Makesureallhydraulicuidhoses
andlinesareingoodconditionand
allhydraulicconnectionsandttings
aretightbeforeapplyingpressureto
hydraulicsystem.
•Keepbodyandhandsawayfrompinhole
leaksornozzlesthatejecthighpressure
hydraulicuid.
•Usecardboardorpaper,notyourhands,
tondhydraulicleaks.
•Safelyrelieveallpressureinthehydraulic
systembyplacingthemotioncontrol
leversinneutralandshuttingoffthe
enginebeforeperforminganyworkon
thehydraulicsystem.
9

Safety
SafetyandInstructionalDecals
•Keepallsafetysignslegible.Removeallgrease,
dirtanddebrisfromsafetysignsandinstructional
labels.
•Replaceallworn,damaged,ormissingsafety
signs.
•Whenreplacementcomponentsareinstalled,be
surethatcurrentsafetysignsareafxedtothe
replacedcomponents.
•Ifanattachmentoraccessoryhasbeeninstalled,
makesurecurrentsafetysignsarevisible.
•Newsafetysignsmaybeobtainedfrom
yourauthorizedExmarkequipmentdealeror
distributororfromExmarkMfg.Co.Inc.
•Safetysignsmaybeafxedbypeelingoffthe
backingtoexposetheadhesivesurface.Apply
onlytoaclean,drysurface.Smoothtoremove
anyairbubbles.
•Familiarizeyourselfwiththefollowingsafetysigns
andinstructionlabels.Theyarecriticaltothesafe
operationofyourExmarkcommercialmower.
1-303508
1-403005
1-513742
1-513748
1-523552
1–653147
10

Safety
98-5954
103–2076
103–2644
103–4892
103–4930
103–6340
11

Safety
107-2102
107-2112
109-0872
109–1196
109–1224
12

Safety
109–1399
109-3148
109–7949
103–4891
108–5995
1.Fast2.Slow3.Neutral4.Reverse
13

Specications
Specications
ModelNumbers
SerialNos:720,000andHigher
LHP19KA465;LHP19KA465CA;LHP23KA465;LHP23KA505;LHP23KA565;LHP27KC505;LHP27KC505R;
LHP27KC565
Systems
Engine
•EngineSpecications:SeeyourEngineOwner’s
Manual
•RPM:FullSpeed:3600±50RPM(NoLoad)
Idle:1500RPM
FuelSystem
•Capacity:11.2gal.(42.0L)
•TypeofFuel:Regularunleadedgasoline,87
octaneorhigher.
•FuelFilter:
–Kohler:
In-line15MicronKohlerP/N2405010.
–Kawasaki:
In-lineKawasakiP/N49019–7001
•FuelShut-OffValve:1/4turnincrements(“ON”,
“OFF”)
•Fuelgaugeinlefthandfueltank.
ElectricalSystem
•ChargingSystem:FlywheelAlternator
•ChargingCapacity:15amps
•BatteryType:BCIGroupU1
•BatteryVoltage:12Volt
•Polarity:NegativeGround
•Fuses:Two20ampbladetype
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.
•DeckHeightAdjustmentLever:Setscutting
heighttodesiredposition.
•DeckLiftAssistLever:Footpedalthatassists
inraisingthedeck.
Seat
•Type:Standardseatwithhighback,foampadded
(internalsuspension)andarmrests.
Optionalseataccessories:
–Customridesuspensionsystemtoenhance
StandardSeat.
–Deluxesuspensionseatwithhighback,low
prolefoam-in-placecushion(dampened,
adjustablespringsuspension)andarmrests.
14

Specications
•Mounting:Hingedtotiltupforaccessto
hydraulicpumps,batteryandothercomponents.
Heldintiltedpositionwithproprod.Adjustable
foreandaftseattrack.
•Armrests:
–Standardseat:foampaddedip-uparmrests.
–Optionalsuspensionseat:moldedadjustable
ip-uparmrests.
•SeatSafetySwitch:Incorporatedintothe
SafetyInterlockSystem.Timedelayseatswitch
eliminatesroughgroundcut-outs.
HydrostaticGroundDriveSystem
•HydrostaticPumps:TwoHydroGearvariable
displacementpistonpumps.
•WheelMotors:TwoParkerwith11/4inch
taperedshafts.
•HydraulicOilType:UseMobil115W-50
Syntheticmotoroil.
•HydraulicOilCapacity:2.1qt.(2.0L)
•HydraulicFilter:Replaceablecartridgetype.
–Summeruseabove32°F(0°C)
P/N109-4180:25microns,10psibypass
–Winterusebelow32°F(0°C)
P/N1-523541:40microns,18psibypass
•Speeds:
–0-9.5mph(15.3km/hr)forward.
–0-5.5mph(8.9km/hr)reverse.
•Drivewheelreleasevalvesallowmachinetobe
movedwhenengineisnotrunning.
Tires&Wheels
Drive
Pneumatic(Air-Filled)
ModelNumberLHP19KA465*;
LHP19KA465CA;
LHP23KA465;
LHP23KA505;
LHP23KA565;
LHP27KC505;
LHP27KC505R;
LHP27KC565
LHP19KA465**
Quantity22
Tread“MultiTracC/S”TurfMaster
Size24x9.50-1223x9.50-12
PlyRating44
Pressure13psi(90kPa)13psi(90kPa)
FrontCaster
Semi-PneumaticPneumatic
(Air-Filled)
ModelNumberLHP19KA465*;
LHP19KA465CA;
LHP23KA465;
LHP23KA505;
LHP23KA565;
LHP27KC505;
LHP27KC505R;
LHP27KC565
LHP19KA465**
Quantity22
TreadSmoothSmooth
Size13x5.00-613x5.00-6
PlyRating4
Pressure13psi(90kPa)
*Forserialnumbers739052andLower
**Forserialnumbers739053andHigher
CuttingDeck
•CuttingWidth:
–46inchDeck:46inches(116.8cm)
–50inchDeck:50inches(127.0cm)
–56inchDeck:56inches(142.2cm)
•Discharge:Side
•BladeSize:(3ea.)
15

Specications
–46inchDeck:16.25inches(41.3cm)
–50inchDeck:17.50inches(44.5cm)
–56inchDeck:19.50inches(49.5cm)
•BladeSpindles:Solidsteelspindleswith1inch
(25.4mm)I.D.bearings.
•DeckDrive:
–Electricclutchmountedonverticalengine
shaft.“B”Sectionbelt(withself-tensioning
idler)directfromtheengine.
–Bladesaredrivenbyone“B”Sectionbelt
(w/self-tensioningidler)directfromthe
engine.
•Deck:
Fulloatingdeckisattachedtoout-frontsupport
frame.Maximumturfprotectionisprovidedwith
anti-scalprollers:
–46inchDecks:Quantity3
–50inchDecks:Quantity3
–56inchDecks:Quantity5
Deckdesignallowsforbagging,mulchingorside
discharge.
•DeckDepth:
–46inchDeck:6.0inches(15.2cm)
–50inchDeck:6.0inches(15.2cm)
–56inchDeck:6.0inches(15.2cm)
•CuttingHeightAdjustment:
Anextra-longcushionedleverisusedtoadjust
thecuttingheightfrom11/2inch(3.8cm)to
41/2inches(11.4cm)in1/4inch(6.4mm)
increments.Thecuttingheightadjustmenthandle
hasatransportpositionandalladjustmentscan
bemadewhiletheoperatorremainsseated.Units
alsohaveafootoperateddeckliftassistleverto
aidinraisingthedeck.
•MulchingKit:Optional.
Dimensions
OverallWidth:
46inch
Deck
50inch
Deck
56inch
Deck
Without
Deck
44.9inches
(114.1cm)
46.5inches
(118.1cm)
48.5inches
(123.2cm)
46inch
Deck
50inch
Deck
56inch
Deck
Deector
Up
49.5inches
(125.7cm)
51.1inches
(129.8cm)
57.3inches
(145.5cm)
Deector
Down
58.5inches
(148.6cm)
62.7inches
(159.3cm)
68.9inches
(175.0cm)
OverallLength:
46inch
Deck
50inch
Deck
56inch
Deck
RollBar-
Up
76.4inches
(194.1cm)
76.9inches
(195.3cm)
82.0inches
(208.3cm)
RollBar-
Down
82.4inches
(209.3cm)
82.9inches
(210.6cm)
88.0inches
(223.5cm)
OverallHeight:
RollBar-UpRollBar-Down
69.9inches(177.5cm)51.8inches(131.6cm)
TreadWidth:(CentertoCenterof
Tires,Widthwise)
46inch
Deck
50inch
Deck
56inch
Deck
Drive
Wheels
34.4inches
(88.6cm)
36.4inches
(92.5cm)
38.4inches
(97.5cm)
Caster
Wheels
29.8inches
(75.6cm)
31.9inches
(81.0cm)
33.3inches
(84.6cm)
WheelBase:(CenterofCasterTireto
CenterofDriveTire)
46inchDeck50inchDeck56inchDeck
48.0inches
(121.9cm)
48.5inches
(123.2cm)
52.0inches
(132.1cm)
CurbWeight:
46inchDeck50inchDeck56inchDeck
1080lb(490kg)1135lb(515kg)1190lb(540kg)
LHP19KA465:1065lb(483kg)
16

ProductOverview
TorqueRequirements
BoltLocationTorque
BladeDriveSheave
MountingNut
90–110ft-lb
(122–149N-m)
CutterHousingSpindle
Nut
160-185ft-lb
(217–251N-m)
BladeMountingBolt
(lubricatewithanti-seize)
55-60ft-lb(75-81N-m)
EngineDeck/FrontFrame
MountBolts
30-35ft-lb(41-47N-m)
Anti-ScalpRollerNyloc
NutSeeFigure10
30-35ft-lb(41-47N-m)
Anti-ScalpRollerHex
CapscrewSeeFigure10
50-55ft-lb(68-75N-m)
EngineMountingBolts15-20ft-lb(20-27N-m)
WheelLugNuts90-95ft-lb(122-129N-m)
WheelMotorMounting
Bolts
72-77ft-lb(98-104N-m)
WheelHubSlottedNutminimum125ft-lb
(169N-m)
RolloverProtectionSystem
(RollBar)MountingBolts
30-35ft-lb(41-47N-m)
ClutchRetainingBolt
(securedwiththreadlocker)
55-60ft-lb(75-81N-m)
ProductOverview
Figure4
1.MotionControlLever5.Controls
2.ParkingBrakeLever6.SeatBelt
3.Height-of-CutLever7.RollBar
4.FuelCap(BothSides)
17

Operation
Operation
Note:Determinetheleftandrightsidesofthe
machinefromthenormaloperatingposition.
Controls
MotionControlLevers
Themotioncontrolleverslocatedoneachsideofthe
consolecontroltheforwardandreversemotionof
themachine.Theleverscontroltheowofhydraulic
oilfromthehydrostaticpumptothedrivewheel
motorforeachside.
Movingtheleversforwardorbackwardturnsthe
wheelonthesamesideforwardorinreverse.Wheel
speedisproportionaltotheamounttheleveris
moved.
Movingtheleversoutwardfromthecenterposition
intotheT-slotlocksthemintheneutralposition
(Figure6).
ChokeControl
Locatedonrightfueltank.
Thechokeisusedtoaidinstartingacoldengine.
Movingthechokeleverforwardwillputthechokein
the“ON”positionandmovingthechokelevertothe
rear,tothedetent,willputthechokeinthe“OFF”
position.DoNotrunawarmenginewithchokein
the“ON”position.
ThrottleControl
Locatedonrightfueltank.
Thethrottleisusedtocontrolenginespeed.Moving
thethrottleleverforwardwillincreaseenginespeed
andmovingthethrottlelevertotherearwilldecrease
enginespeed.Movingthethrottleforwardintothe
detentisfullthrottle.
BrakeLever
Locatedonleftsideoftheconsole.
Thebrakeleverengagesaparkingbrakeonthedrive
wheels.
Pulltheleverupandrearwardtoengagethebrake.
Pushtheleverforwardanddowntodisengagethe
brake.
Theunitmustbetieddownandbrakeengagedwhen
transporting.
IgnitionSwitch
Locatedonrightfueltank.
Theignitionswitchisusedtostartandstopthe
engine.Theswitchhasthreepositions“OFF”,“ON”
and“START”.Insertkeyintoswitchandrotate
clockwisetothe“ON”position.Rotateclockwiseto
thenextpositiontoengagethestarter(keymustbe
heldagainstspringpressureinthisposition).
Note:Brakemustbeengaged,motioncontrollevers
out(neutrallockposition)andPTOswitch“OFF”to
startengine.(Itisnotnecessaryfortheoperatorto
beintheseattostarttheengine.)
HourMeter
Locatedontherightfueltank.
Thehourmeterisconnectedtoapressureswitch
installedintheengineblockanditrecordsthe
numberofhoursthattheenginehasrun.Ifthe
ignitionswitchisleftonwithoutenginerunning,
hourmeterwillnotrun.
Note:Thisswitchisnotalowoilsensorandwillnot
alerttheoperatoriftheengineoilislow .
FuelShut-OffValve
Thevalveislocatedinthefuellinebesidetheengine,
nearthefuellter.
Thefuelshut-offvalveisusedtoshutoffthefuel
whenthemachinewillnotbeusedforafewdays,
duringtransporttoandfromthejobsite,andwhen
parkedinsideabuilding.
Rotatethevalve1/4turnclockwisetoshutofffuel.
Rotatethevalve1/4turncounterclockwisetoturn
onfuel.
FuelGauge
Locatedontheleftfueltank.
Thefuelgaugemonitorstheamountoffuelinboth
tanks.Fuelisusedevenlyfrombothtanks.
DriveWheelReleaseValves
Locatedontherightfrontcornerofhydrostatic
pumps.
18

Operation
Drivewheelreleasevalvesareusedtoreleasethe
hydrostaticdrivesystemtoallowthemachinetobe
pushedwithouttheenginerunning.Unhookseat
latchandtiltseatuptogainaccesstopumps.
Witha5/8inchwrench,turnbothvalvesoneturn
counterclockwisetoreleasedrivesystem.Turn
clockwisetoresetsystem.DoNotovertighten.Do
Nottowmachine.
TrackingAdjustmentKnob
LocatedundertheseatontheLHpumpcontrollink.
Rotatingthisknoballowsnetuningadjustmentsso
thatthemachinetracksstraightwiththedrivelevers
inthefullforwardposition.
Stopmachineandwaitforallmovingpartstostop.
Engageparkbrake.Unhookseatlatchandtiltseat
forwardtogainaccesstothetrackingknob.Rotate
theknobclockwise(asviewedfromtherearofthe
machine)tocausethemachinetotrackmoretothe
rightandcounterclockwisetocausethemachine
totrackmoretotheleft.Adjustinquarter-turn
incrementsuntilthemachinetracksstraight.Check
thatthemachinedoesnotcreepwheninneutralwith
theparkbrakesdisengaged.
Important:DoNotrotatetheknobtoofar,as
thismaycausethemachinetocreepinneutral.
RefertotheMotionControlLinkageAdjustment
sectioninMaintenance.
PTOEngagementSwitch
Locatedontherightfueltank.
Switchmustbepulledouttothe“ROTATE”
positiontoengagetheblades.Switchispushedinto
the“STOP”positiontostoptheblades.
Pre-Start
Fillfueltanks.Forbestresultsuseonlyclean,fresh
regulargradeunleadedgasolinewithanoctanerating
of87orhigher.Regulargradeleadedgasolinemay
alsobeused;however,combustionchamberand
cylinderheadwillrequiremorefrequentservice.See
EngineOwner’sManual.
DoNotaddoiltogasoline.
DoNotoverllfueltank.Neverllthefueltankso
thatthefuellevelrisesabovealevelthatis1/2inch
(13mm)belowthebottomofthellernecktoallow
forfuelexpansionandpreventfuelspillage.
Makesureyouunderstandthecontrols,their
locations,theirfunctions,andtheirsafety
requirements.
RefertotheMaintenancesectionandperformallthe
necessaryinspectionandmaintenancesteps.
OperatingInstructions
RaisetheRolloverProtectionSystem
(ROPS)
Important:Lowertherollbaronlywhen
absolutelynecessary.
1.Removethehairpincotterpinsandremovethe
tworollbarpins(Figure5).
2.Raisetherollbartotheuprightpositionand
installthetwopinsandsecurethemwiththe
hairpincotterpins(Figure5).
Important:Alwaysusetheseatbeltwiththe
rollbarintheraisedposition.Ensurethatthe
rearpartoftheseatissecuredwiththeseat
latch.
19

Operation
Figure5
1.Rollbar3.Pin
2.Raisedposition4.Hairpincotterpin
OpentheFuelShut-OffValve
Thefuelshutoffvalveislocatedinthefuelline
besidetheengine,nearthefuellter.Rotatethevalve
1/4turncounterclockwisetoturnonfuel.
StartingtheEngine
1.Movethemotioncontrolleversouttotheneutral
lockposition.
2.Pullupandbackontheparkingbrakeleverto
engagetheparkingbrake.
3.PushinonthePTOswitchtothe“STOP”
position.
Note:Itisnotnecessaryfortheoperatortobe
intheseattostarttheengine.
4.Placethethrottlemidwaybetweenthe“SLOW”
and“FAST”positions.
5.Onacoldengine,pushthechokeleverforward
intothe“ON”position.
Onawarmengine,leavethechokeinthe“OFF”
position.
6.Turnignitionswitchtothe“START”position.
Releasetheswitchassoonastheenginestarts.
Important:DoNotcranktheengine
continuouslyformorethantensecondsata
time.Iftheenginedoesnotstart,allowa60
secondcool-downperiodbetweenstarting
attempts.Failuretofollowtheseguidelines
canburnoutthestartermotor.
7.Ifthechokeisinthe“ON”position,gradually
returnchoketothe“OFF”positionastheengine
warmsup.
EngagingthePTO
DANGER
Therotatingbladesunderthemowerdeck
aredangerous.Bladecontactcancause
seriousinjuryorkillyou.
DoNotputhandsorfeetunderthemower
ormowerdeckwhenthebladesareengaged.
DANGER
Anuncovereddischargeopeningwillallow
objectstobethrowninanoperator’sor
bystander’sdirection.Also,contactwiththe
bladecouldoccur.Thrownobjectsorblade
contactcancauseseriousinjuryordeath.
Neveroperatethemowerwiththedischarge
deectorraised,removed,oralteredunless
thereisagrasscollectionsystemormulch
kitinplaceandworkingproperly.
ThePTOpush-pullswitchengagesthecuttingblades.
Besurethatallpersonsareclearofthemowerdeck
anddischargeareabeforeengagingPTO.
Important:Operatormustbeinseatbeforethe
PTOcanbeengaged.
1.Setthethrottletothe“MIDWAY”position.
2.PullthePTOswitchoutwardtothe“ROTATE”
position.
3.Placethethrottleinthe“FAST”positiontobegin
mowing.
DisengagingthePTO
1.Setthethrottletothe“MIDWAY”position.
2.PushthePTOswitchintothe“STOP”position
todisengagetheblades.
20