Exmark Lz27Kc604 Users Manual

LZ27KC604 to the manual a540b2ea-ebbf-4a49-b938-77313dc69ced

2015-02-04

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ForSerialNos.
720,000&Higher
LAZERZ®
LZ27KC604MODELONLY
PlaceModelNo.andSerialNo.
LabelHere(IncludedintheLiterature
Pack)orFillinBelow
DatePurchased
EngineModelNo.andSpec.No.
ModelNo.EngineSerialNo.(E/No)
SerialNo.
PartNo.4500-246Rev.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.
©2007—ExmarkMfg.Co.,Inc.
IndustrialParkBox808
Beatrice,NE683102
Contactusatwww.Exmark.com.
PrintedintheUSA.
AllRightsReserved
EXMARK PARTS PLUS® PROGRAM
EFFECTIVE DATE: September 1, 1995
Program
If your Exmark dealer does not have the Exmark part in stock, Exmark will
get the parts to the dealer the next business day or the part will be FREE*
Guaranteed!!
How the Program Works
1. If dealer does not have part in stock for a "down" unit at the time of request by customer, the dealer contacts his distributor
by 1:00 p.m., local time, and requests Exmark Parts Plus
®
shipment of six (6) line items or less.
2. Distributor ships part(s) to dealer or customer, as requested by dealer, same day, overnight UPS Distributor bills dealer for
part and freight charges where applicable.
3. If distributor does not have the part(s) in stock to satisfy Exmark Parts Plus
®
order, he contacts Exmark by 3:00 p.m., central
time, with an Exmark Parts Plus
®
order of six (6) line items or less.
4. If order is received by 3:00 p.m. central time, Exmark ships part(s) direct to dealer or customer, as requested by distributor,
same day, overnight UPS, Exmark bills the distributor for parts and shipping charges, where applicable.
5. The customer pays for the part and freight if it is shipped under the Exmark Parts Plus
®
and if it arrives in accordance to the
program.
6. Who pays for the part and freight if it fails to arrive overnight in accordance to the program?
A. Under any circumstance the customer does not pay.
B. If the part does not arrive overnight due to:
1. The dealer not submitting the Exmark Parts Plus
®
order to his Exmark distributor by 1:00 p.m., the dealer
pays for the part and freight.
2. The Distributor being unable to ship the part the same day or not submitting the Exmark Parts Plus
®
order
to Exmark by 3:00 p.m., central time, the Distributor pays for the part and freight.
3. Exmark being unable to ship the part and the Exmark parts order is received by 3:00 p.m., central time,
Exmark pays for the part and freight.
4. If the part does not arrive overnight due to the shipper (UPS), the shipper pays for the freight and Exmark
pays for the part.
* The following restrictions apply -- The Exmark Parts Plus
®
Program is available only through participating Exmark
Dealers and applies only to orders submitted on this program Monday through Thursday. Parts Plus service is available only in
the 48 contiguous United States. UPS has initiated a Saturday delivery program to many areas of the continental United States
and can be requested for an overnight shipment on Friday to be delivered Saturday. The next day air charge, plus the Saturday
delivery fee will be the responsibility of the purchaser. Exmark Mfg. will assume no responsibility for Saturday delivery
shipments. To qualify, all Exmark Parts Plus
®
orders must be received by Exmark by 3:00 p.m., central time. Orders must be
six (6) line items or less. Exclusions from the Exmark Parts Plus
®
Program are: Any wholegood or accessory in its entirety,
engines and engine replacement parts, 5-speed Peerless transmissions and 5-speed transaxles, hydraulic or hydrostatic wheel
motors, cutter decks and engine decks or any item exceeding United Parcel Service size and weight restrictions.
Due to UPS restrictions, aerosol spray paint is considered a hazardous material and cannot be shipped via UPS next day or
Second Day Air.
Exmark Manufacturing stocks a limited supply of parts for transaxles, pumps and wheel motors. These parts can be ordered
for Next Day Air shipment but will not be guaranteed per the Parts Plus Program.
3
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.
4
Contents
Introduction...........................................................4
Safety.....................................................................6
SafetyAlertSymbol.........................................6
SafeOperatingPractices..................................6
SafetyandInstructionalDecals.....................11
Specications.......................................................15
ModelNumbers............................................15
Systems.........................................................15
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
CheckRolloverProtectionsSystems(Roll
Bar)Pins...................................................28
CheckSeatBelt..............................................28
CheckforLooseHardware............................28
ServiceAirCleaner........................................28
ChangeEngineOil........................................29
CheckHydraulicOilLevel.............................29
CheckTirePressures.....................................29
CheckConditionOfBelts..............................29
LubricateGreaseFittings...............................29
LubricateCasterWheelHubs........................30
LubricateBrakeHandlePivot........................31
LubricateBrakeRodBushings.......................31
LubricateMotionControlBronze
Bushings...................................................31
LubricateSeatSwitchActuator......................31
CheckSparkPlugs.........................................31
ChangeHydraulicSystemFilter.....................32
WheelHub-SlottedNutTorque
Specication..............................................32
ThreadLockingAdhesives.............................32
MobilHTSGrease(OrFood-Grade
Anti-seize).................................................33
Copper-BasedAnti-seize..............................33
DielectricGrease...........................................33
Adjustments.....................................................33
DeckLeveling...............................................33
PumpDriveBeltTension...............................34
MuleDriveBeltTensionAdjustment.............34
DeckBeltTension........................................35
BeltGuideAdjustment..................................35
BrakeLinkAdjustment..................................35
BrakeAdjustment..........................................35
ElectricClutchAdjustment............................36
ReverseIndicatorAdjustment........................36
MotionControlLinkageAdjustment.............36
MotionControlDamperAdjustment.............37
AdjustSeatSwitch.........................................38
CasterPivotBearingsPre-Load
Adjustment...............................................38
Cleaning...........................................................39
CleanEngineCoolingSystem........................39
RemoveEngineShroudsandCleanCooling
Fins...........................................................39
CleanGrassBuild-UpUnderDeck................39
WasteDisposal..............................................39
Troubleshooting...................................................41
Schematics...........................................................43
5
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.
6
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.
7
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.
8
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.
9
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.
10
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
1–633462
1-633706
11
Safety
1–633922
1–643222
1–643339
98-5954
103-1798
103–3270
103–4474
12
Safety
103-4930
103-5881
103–6319
107-2102
107-2112
13
Safety
109-1214
109-1215
109-3148
109–7949
103–9255
14
Specications
Specications
ModelNumbers
SerialNos:720,000andHigher
LZ27KC604
Systems
Engine
EngineSpecications:SeeyourEngineOwner’s
Manual
RPM:FullSpeed:3750±50RPM(NoLoad)
Idle:1500RPM
FuelSystem
Capacity:13.5gal.(51.0L)
TypeofFuel:Regularunleadedgasoline,87
octaneorhigher.
FuelFilter:In-line15Micron
KohlerP/N2405010.
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.
Mounting:Hingedtotiltupforaccessto
hydraulicpumps,batteryandothercomponents.
Heldintiltedpositionwithproprod.Adjustable
foreandaftseattrack.
Armrests:
Standardseat:foampaddedip-uparmrests.
15
Specications
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:
0–9.8mph(15.8km/hr)forward.
0-6.3mph(10.1km/hr)reverse.
Drivewheelreleasevalvesallowmachinetobe
movedwhenengineisnotrunning.
Tires&Wheels
DriveFrontCaster
Pneumatic
(Air-Filled)
Semi-Pneumatic
Quantity22
TreadSize“Multi-Trac
C/S”
Smooth
Size24x12.00-1213x6.50-6
PlyRating4
Pressure13psi(90kPa)
CuttingDeck
CuttingWidth:60inch(152.4cm)
Discharge:Side
BladeSize:(3ea.)20.50inches(52.1cm)
BladeSpindles:Solidsteelspindleswith1inch
(25.4mm)I.D.bearings.
DeckDrive:
Electricclutchmountedonhorizontalengine
shaft.“B”Sectionbelt(withself-tensioning
idler)fromelectricclutchtotransfershaft
mountedondeck.
Bladesaredrivenbyone“B”Sectionbelt
(w/self-tensioningidler)fromtransfershaft
ondecktobladespindles.
Deck:
Fulloatingdeckisattachedtoout-frontsupport
frame.Sixanti-scalprollersprovidemaximum
turfprotection.Deckdesignallowsforbagging,
mulchingorsidedischarge.
DeckDepth:5.5inches(14.0cm)
CuttingHeightAdjustment:
Anextra-longcushionedleverisusedtoadjust
thecuttingheightfrom11/2inch(3.8cm)to5
inches(12.7cm)in1/4inch(6.4mm)increments.
Thecuttingheightadjustmenthandlehasa
transportpositionandalladjustmentscanbe
madewhiletheoperatorremainsseated.Units
alsohaveafootoperateddeckliftassistleverto
aidinraisingthedeck.
MulchingKit:Optional.
Dimensions
OverallWidth:
WithoutDeck53.5inches(135.9cm)
DeectorUp61.4inches(156.0cm)
DeectorDown72.2inches(183.4cm)
OverallLength:
RollBar-Up81.9inches(208.0cm)
RollBar-Down92.6inches(235.2cm)
16
ProductOverview
OverallHeight:
RollBar-UpRollBar-Down
71.9in.(182.6cm)53.8inches(136.7cm)
TreadWidth:(CentertoCenterof
Tires,Widthwise)
DriveWheels41.9inches(106.4cm)
CasterWheels37.3inches(94.7cm)
WheelBase:(CenterofCasterTireto
CenterofDriveTire)
53.7inches(136.4cm)
CurbWeight:
1290lb(585kg)
TorqueRequirements
BoltLocationTorque
CutterHousingSpindle
Nut
140-145ft-lb(190–197
N-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-ScalpRollerWhizlock
NutSeeFigure10
30-35ft-lb(41-47N-m)
EngineMountingBolts30-35ft-lb(41-47N-m)
WheelLugNuts90-95ft-lb(122-129N-m)
WheelMotorMounting
Bolts
72-77ft-lb(98-104N-m)
WheelHubSlottedNutminimum125ft-lb(169
N-m)
RolloverProtectionSystem
(RollBar)MountingBolts
30-35ft-lb(41-47N-m)
DeckDriveJackshaftNut75-80ft-lb(102-108N-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
Locatedonleftsideofunit,justtothefrontofthe
console.
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
Thefuelshut-offvalveisusedtoshutoffthefuel
whenthemachinewillnotbeusedforafewdays,
duringtransporttoandfromthejobsite,andwhen
parkedinsideabuilding.
Thevalveislocatedinthefuellinebehindandtothe
rightoftheseat.
Rotatethevalve1/4turnclockwisetoshutofffuel.
Rotatethevalve1/4turncounterclockwisetoturn
onfuel.
FuelGauge
Locatedontheleftfueltank.
Thefuelgaugemonitorstheamountoffuelinboth
tanks.Fuelisusedevenlyfrombothtanks.
18
Operation
DriveWheelReleaseValves
Locatedonthetoprightfrontcornerofhydrostatic
pumps.
Drivewheelreleasevalvesareusedtoreleasethe
hydrostaticdrivesystemtoallowthemachinetobe
pushedwithouttheenginerunning.Unhookseat
latchandtiltseatuptogainaccesstopumps.
Witha7/16inchwrench,turnbothvalvesone
turncounterclockwisetoreleasedrivesystem.Turn
clockwisetoresetsystem.DoNotovertighten.Do
Nottowmachine.
PTOEngagementSwitch
Locatedonrightfueltank.
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.
Figure5
1.Rollbar3.Pin
2.Raisedposition4.Hairpincotterpin
OpentheFuelShut-OffValve
Thefuelshutoffvalveislocatedinthefuelline
behindandtotherightorleftoftheseat.Rotatethe
valve1/4turncounterclockwisetoturnonfuel.
StartingtheEngine
1.Movethemotioncontrolleversouttotheneutral
lockposition.
2.Pullupandbackontheparkingbrakeleverto
engagetheparkingbrake.
3.PushinonthePTOswitchtothe“STOP”
position.
Note:Itisnotnecessaryfortheoperatortobe
intheseattostarttheengine.
19
Operation
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.
StoppingtheEngine
1.Bringtheunittoafullstop.
2.DisengagethePTO.
3.Movethemotioncontrolleversouttotheneutral
lockposition.
4.Engagetheparkingbrake.
5.Placethethrottlemidwaybetweenthe“SLOW”
and“FAST”positions.
6.Allowtheenginetorunforaminimumof15
seconds,thenturntheignitionswitchtothe
“OFF”positiontostoptheengine.
7.Removethekeytopreventchildrenorother
unauthorizedpersonsfromstartingengine.
8.Closethefuelshut-offvalvewhenthemachine
willnotbeinuseforafewdays,when
transporting,orwhentheunitisparkedinside
abuilding.
DrivingtheMachine
CAUTION
Machinecanspinveryrapidlybypositioning
onelevertoomuchaheadoftheother.
Operatormaylosecontrolofthemachine,
whichmaycausedamagetothemachine
orinjury.
Usecautionwhenmakingturns.
Slowthemachinedownbeforemaking
sharpturns.
Important:Tobeginmovement(forwardor
backward)theoperatormustbeintheseat,the
brakelevermustbedisengaged(pusheddown)
beforethemotioncontrolleverscanbemovedin
ortheenginewillstop.
20
Operation
WhenleversarecenteredintheT-slotthedrive
systemisintheneutralposition.Withleversmoved
outintheT-slotthedrivesystemisintheneutrallock
position(Figure6).
Figure6
1.HandlesOut(Neutral
Lock)
5.Neutral
2.HandlesIn(Neutral)6.Reverse
3.FrontofUnit7.NeutralLock
4.Forward
DrivingForward
1.Releasetheparkingbrake.
2.Movethemotioncontrolleversinwardtothe
centertotheneutralunlockedposition.
3.Tomoveforwardinastraightlineapplyequal
forwardpressuretobothlevers.
Toturnleftorright,pullthemotioncontrollever
backtowardneutralinthedirectiondesired.
Themachinewillmovefasterthefartherthe
motioncontrolleversaremovedawayfrom
neutral.
4.Tostop,pullthemotioncontrolleversbackto
theneutralposition.
Figure7
1.HandlesOut(Neutral
Lock)
4.Forward
2.HandlesIn(Neutral)5.Reverse
3.FrontofUnit
DrivinginReverse
1.Movethemotioncontrolleversinwardtothe
centertotheneutralunlockedposition.
2.Tomoverearwardinastraightlineapplyingequal
pressurepullbothmotioncontrolleversrearward.
Toturnleftorright,releasepressureonthe
motioncontrollevertowardthedirectiondesired.
3.Tostop,pushthemotioncontrolleverstothe
neutralposition.
AdjustingtheCuttingHeight
Thecuttingheightofthemowerdeckisadjusted
from11/2to5inches(3.8cmto12.7cm)in1/4
inch(6.4mm)increments.
1.Stopthemachineandmovethemotioncontrol
leversoutwardtotheneutrallockedposition.
2.DisengagethePTO.
3.Raisethedeckheightlevertothetransport
position(alsothe5inch(12.7cm)cuttingheight
position)(Figure8).
Thedeckcanberaisedbypullingthedecklever
upand/orbypushingdownonthefootoperated
21
Operation
deckliftassistleverlocatedatthefrontright
corneroftheoorpan.
Note:Whenchangingthecuttingheight
positions,alwayscometoacompletestop
anddisengagethePTO.
Figure8
1.Leverintransportand5inch(12.7cm)cuttingheight
position
4.Inserttheheightadjustmentpinintothehole
correspondingtothedesiredcuttingheightand
installthehairpincotterpin.
Seethedecalonthesideofthedeckliftplatefor
cutheights.
5.Movethedeckheightleveroutofthetransport
position(or5inch(12.7cm)cuttingheight)and
downontotheheightadjustmentpintomowat
selectedheight.
Note:Thefootoperateddeckliftassistlever
canbeusedtomomentarilyliftthedecktoclear
objects.BesurethatPTOisdisengaged.
AdjustingtheAnti-ScalpRollers
Itisrecommendedtochangetheanti-scalproller
position,whentheheightofcuthaschanged.
1.Stopthemachineandmovethemotioncontrol
leversoutwardtotheneutrallockedposition.
2.DisengagethePTO.
3.Engagetheparkbrake.
4.Stoptheengine,removethekeyandwaitforall
movingpartstostop.
5.Afteradjustingtheheightofcut,adjustthe
anti-scalprollersbyremovingthenylocnut,
bushing,springdiscwasherandwhizlocknut.
6.Placetherollersinoneofthepositionsshown
(Figure9).Rollerswillmaintain3/4inch(19mm)
clearancetothegroundtominimizegougingand
rollerwearordamage.
Figure9
Forcuttingheightsabove3.5inches(90mm)usethe
bottomhole.Therollerswillstillbeeffectiveagainst
scalping.
1.Anti-scalproller
mountingbracket
2.Cuttingheight
ForMaximumDeckFlotation,placetherollers
oneholepositionlower.Rollersshouldmaintain
1/4inch(6.4mm)clearancetotheground.Do
Notadjusttherollerstosupportthedeck.
7.Besurethewhizlocknutsareinstalledwiththe
springdiscwasherbetweentheheadofthenut
andthemountingbracket.
Note:Thefootoperateddeckliftassistlever
canbeusedtomomentarilyliftthedecktoclear
objects.BesurethatPTOisdisengaged.
8.Torquethe3/8–16whizlocknutto30-35ft-lb
(41-47N-m)(Figure10).
9.Torquethe3/8nylocnutto30–35ft-lb(41-47
N-m).
22
Operation
Figure10
1.Springdiscwasher
(conetowardsnut)
3.3/8nyloc-torqueto30-35
ft-lb(41-47N-m)
2.Frontrightanti-scalp
bracketshown
4.3/8-16whizlocknut
torqueto30-35ft-lb
(41-47N-m)
Transporting
TransportingaUnit
Useaheavy-dutytrailerortrucktotransportthe
machine.Lockbrakeandblockwheels.Securely
fastenthemachinetothetrailerortruckwithstraps,
chains,cable,orropes.Besurethatthetrailerortruck
hasallnecessarylightingandmarkingasrequiredby
law .Secureatrailerwithasafetychain.
CAUTION
Thisunitdoesnothaveproperturn
signals,lights,reectivemarkings,ora
slowmovingvehicleemblem.Drivingona
streetorroadwaywithoutsuchequipment
isdangerousandcanleadtoaccidents
causingpersonalinjury.Drivingonastreet
orroadwaywithoutsuchequipmentmayalso
beaviolationofStatelawsandtheoperator
maybesubjecttotrafcticketsand/ornes.
DoNotdriveaunitonapublicstreetor
roadway.
WARNING
Loadingaunitonatrailerortruckincreases
thepossibilityofbackwardtip-over.
Backwardtip-overcouldcauseseriousinjury
ordeath.
Useextremecautionwhenoperatinga
unitonaramp.
Useonlyasingle,fullwidthramp;Do
Notuseindividualrampsforeachside
oftheunit.
Ifindividualrampsmustbeused,use
enoughrampstocreateanunbroken
rampsurfacewiderthantheunit.
DoNotexceeda15°anglebetweenramp
andgroundorbetweenrampandtrailer
ortruck.
Avoidsuddenaccelerationwhiledriving
unituparamptoavoidtippingbackward.
Avoidsuddendecelerationwhilebacking
unitdownaramptoavoidtipping
backward.
LoadingaUnit
Useextremecautionwhenloadingunitsontrailersor
trucks.Onefullwidthrampthatiswideenoughto
extendbeyondthereartiresisrecommendedinstead
ofindividualrampsforeachsideoftheunit.The
lowerrearsectionofthetractorframeextendsback
betweentherearwheelsandservesasastopfor
tippingbackward.Havingafullwidthrampprovides
asurfacefortheframememberstocontactifthe
unitstartstotipbackward.Ifitisnotpossibletouse
onefullwidthramp,useenoughindividualrampsto
simulateafullwidthcontinuousramp.
Rampshouldbelongenoughsothattheangles
betweentherampandthegroundandtherampand
thetrailerortruckdonotexceed15°.Asteeperangle
maycausemowerdeckcomponentstogetcaughtas
theunitmovesfromramptotrailerortruck.Steeper
anglesmayalsocausetheunittotipbackward.If
loadingonornearaslope,positionthetraileror
trucksoitisonthedownsideoftheslopeandthe
rampextendsuptheslope.Thiswillminimizethe
rampangle.Thetrailerortruckshouldbeaslevel
aspossible.
23
Operation
Important:DoNotattempttoturntheunit
whileontheramp,youmaylosecontroland
driveofftheside.
Avoidsuddenaccelerationwhendrivinguparamp
andsuddendecelerationwhenbackingdownaramp.
Bothmaneuverscancausetheunittotipbackward.
24
Maintenance
Maintenance
Note:Determinetheleftandrightsidesofthemachinefromthenormaloperatingposition.
WARNING
Whilemaintenanceoradjustmentsarebeing
made,someonecouldstarttheengine.
Accidentalstartingoftheenginecould
seriouslyinjureyouorotherbystanders.
Removethekeyfromtheignitionswitch,
engageparkingbrake,andpullthewire(s)
offthesparkplug(s)beforeyoudoany
maintenance.Alsopushthewire(s)aside
soitdoesnotaccidentallycontactthespark
plug(s).
WARNING
Theenginecanbecomeveryhot.Touching
ahotenginecancausesevereburns.
Allowtheenginetocoolcompletelybefore
serviceormakingrepairsaroundtheengine
area.
RecommendedMaintenanceSchedule(s)
MaintenanceService
IntervalMaintenanceProcedure
Aftertherst5hoursChangetheengineoil.
Aftertherst100hoursCheckthewheelhubslottednuttorquespecications.
Checkthewheellugnuts.
Aftertherst250hoursChangethehydrauliclter.
Beforeeachuseordaily
Checktheengineoillevel.
Checkthemowerblades.
Checkthesafetyinterlocksystem.
Checktherolloverprotectionssystems(rollbar)pins.
Checktheseatbelt.
Checkforloosehardware.
Cleantheenginecoolingsystem.
Cleanthegrassbuild-upfromunderthedeck.
Every40hours
Checkthehydraulicoillevel.
Checkthetirepressures.
Checktheconditionofthebelts.
Greasetheheightadjustmentshaftbearings.
Greasethereardeckstruts.
Every50hoursServicetheaircleaner.(Mayneedmoreoftenundersevereconditions.SeetheEngine
Owner’sManualforadditionalinformation.)
Every80hoursRemovetheengineshroudsandcleanthecoolingns.
Every100hoursChangetheengineoil.(Mayneedmoreoftenundersevereconditions.)
Every160hours
Lubricatethebrakehandlepivot.
Lubricatethebrakerodbushings.
Lubricatethemotioncontrolbronzebushings.
Lubricatetheseatswitchactuator.
Checkthesparkplugs.
25
Maintenance
MaintenanceService
IntervalMaintenanceProcedure
Every200hoursGreasethebrakebrackets.
Every500hoursCheckthewheelhubslottednuttorquespecications.
Checkthewheellugnuts.
MonthlyCheckthebatterycharge.
Yearly
Greasefrontcasterpivots.
Greasethedeckdrivebeltidlerarm.
Greasethemuledrivebeltidlerarm.
Greasethepumpdrivebeltidlerarm.
Lubricatethecasterwheelhubs.
Changethehydrauliclter.
PeriodicMaintenance
CheckEngineOilLevel
ServiceInterval:Beforeeachuseordaily
1.Stopengineandwaitforallmovingpartstostop.
Makesureunitisonalevelsurface.
2.Checkwithenginecold.
3.Cleanareaarounddipstick.Removedipstickand
wipeoiloff.Reinsertthedipstickandpushitall
thewaydownintothetube.Removethedipstick
andreadtheoillevel.
4.Iftheoillevelislow ,wipeofftheareaaroundthe
oilllcap,removecapandlltothe“FULL
markonthedipstick.Useoilasspeciedin
EngineOwner’sManual.DoNotoverll.
Important:DoNotoperatetheenginewiththe
oillevelbelowthe“LOW”(orADD”)markon
thedipstick,oroverthe“FULLmark.
CheckBatteryCharge
ServiceInterval:Monthly
WARNING
CALIFORNIA
Proposition65Warning
Batteryposts,terminals,andrelated
accessoriescontainleadandlead
compounds,chemicalsknowntotheStateof
Californiatocausecancerandreproductive
harm.Washhandsafterhandling.
Allowingbatteriestostandforanextendedperiodof
timewithoutrechargingthemwillresultinreduced
performanceandservicelife.Topreserveoptimum
batteryperformanceandlife,rechargebatteriesin
storagewhentheopencircuitvoltagedropsto12.4
volts.
Note:Topreventdamageduetofreezing,battery
shouldbefullychargedbeforeputtingawayfor
winterstorage.
Checkthevoltageofthebatterywithadigital
voltmeter.Locatethevoltagereadingofthebatteryin
thetableandchargethebatteryfortherecommended
timeintervaltobringthechargeuptoafullcharge
of12.6voltsorgreater.
Important:Makesurethenegativebattery
cablesaredisconnectedandthebatterycharger
usedforchargingthebatteryhasanoutputof
16voltsand7ampsorlesstoavoiddamaging
thebattery(seechartforrecommendedcharger
settings).
26
Maintenance
Voltage
Reading
Percent
Charge
Maximum
Charger
Settings
Charging
Interval
12.6or
greater
100%16volts/7
amps
No
Charging
Required
12.412.675–100%16volts/7
amps
30Minutes
12.212.450–75%16volts/7
amps
1Hour
12.0–12.225–50%14.4volts/4
amps
2Hours
11.7–12.00–25%14.4volts/4
amps
3Hours
11.7orless0%14.4volts/2
amps
6Hoursor
More
CheckMowerBlades
ServiceInterval:Beforeeachuseordaily
1.Stopengine,waitforallmovingpartstostop,and
removekey.Engageparkingbrake.
2.Liftdeckandsecureinraisedpositionasstatedin
theCleanGrassBuild-UpUnderDecksection.
3.Inspectbladesandsharpenorreplaceasrequired.
4.Reinstalltheblades(iftheywereremoved)inthe
followingorder:
A.Installbushingthroughbladewithbushing
angeonbottom(grass)sideofblade.
Figure11
1.Installbushinginbladepriortoinstallingbushingin
spindle.
B.Installbushing/bladeassemblyintospindle.
Figure12
1.Usewrenchherefor
bladeinstallation.This
nuthasbeentorquedto
140–145ft-lb(190–197
N-m)
2.Torqueto55-60ft-lb
(75-81N-m)Apply
lubricanttothreads
asneededtoprevent
seizing.Copper-based
anti-seizepreferable.
Greaseacceptable
substitute.
C.Applylubricanttothreadsofbladeboltas
neededtopreventseizing.Copper-based
anti-seizepreferable.Greaseacceptable
substitute.Installbladeboltngertight.Place
wrenchonthetopspindlenutthentorquethe
bladeboltsto55-60ft-lb(75-81N-m).
WARNING
Incorrectinstallationofthebladeor
componentsusedtoretainthebladecan
bedangerous.Failuretousealloriginal
componentsandassembledasshowncould
allowabladeorbladecomponenttobe
thrownoutfromunderthedeckresultingin
seriouspersonalinjuryordeath.
AlwaysinstalltheoriginalExmarkblades,
bladebushings,andbladeboltsasshown.
CheckSafetyInterlock
System
ServiceInterval:Beforeeachuseordaily
Note:Topreventenginecut-outsonroughterrain
theseatkillswitchhasa1/2seconddelay.
27
Maintenance
1.Checkstartingcircuit.Startershouldcrankwith,
parkingbrakeengaged,PTOdisengagedand
motioncontrolleversmovedoutintheneutral
lockposition.Theoperatordoesnotneedtobe
intheseattostarttheengine.
Trytostartwithoperatorinseat,parkingbrake
disengaged,PTOdisengagedandmotioncontrol
leversintheneutrallockposition-startermust
notcrank.
Trytostartwithoperatorinseat,parkingbrake
engaged,PTOengagedandmotioncontrol
leversintheneutrallockposition-startermust
notcrank.
Trytostartwithoperatorinseat,parking
brakeengaged,PTOdisengaged,andtheleft
motioncontrolleverin,startermustnotcrank,
repeatagainwiththerightleverin,thenwith
bothleversin-startermustnotcrank.
2.Checkthekillcircuits.Runengineatone-third
throttle,disengageparkingbrakeandraiseoff
ofseat(butdonotgetoffofmachine)engine
mustinitiateshutdownafterapproximately1/2
secondhaselapsed(seathastimedelaykillswitch
topreventcut-outsonroughterrain).
Runengineatone-thirdthrottle,engagePTO
andraiseoffofseat(butdonotgetoffof
machine)enginemustinitiateshutdownafter
1/2secondhaselapsed.
Runengineatone-thirdthrottle,withbrake
disengaged,moveleversinandraiseoffseat(but
donotgetoffofmachine)enginemustinitiate
shutdownafter1/2secondhaselapsed.
Again,runengineatone-thirdthrottle,brake
engaged,andmoveleftmotioncontrolleverin
-enginemustinitiateshutdown.
Repeatagainmovingtherightleverin,then
movingbothleversin-enginemustinitiate
shutdownwhetheroperatorisonseatornot.
Note:Ifmachinedoesnotpassanyofthesetests,
donotoperate.ContactyourauthorizedEXMARK
SERVICEDEALER.
Important:Itisessentialthatoperatorsafety
mechanismsbeconnectedandinproper
operatingconditionpriortouseformowing.
CheckRolloverProtections
Systems(RollBar)Pins
ServiceInterval:Beforeeachuseordaily
Makesurelatchpinandhairpinarefullyinstalled
andlanyardisingoodcondition.
CheckSeatBelt
ServiceInterval:Beforeeachuseordaily
Visuallyinspectseatbeltforwear,cuts,andproper
operationofretractorandbuckle.Replacebefore
operatingifdamaged.
CheckforLooseHardware
ServiceInterval:Beforeeachuseordaily
1.Stopengine,waitforallmovingpartstostop,and
removekey.Engageparkingbrake.
2.Visuallyinspectmachineforanyloosehardware
oranyotherpossibleproblem.Tightenhardware
orcorrecttheproblembeforeoperating.
ServiceAirCleaner
ServiceInterval:Every50hours—Service
theaircleaner.(May
needmoreoftenunder
severeconditions.See
theEngineOwners
Manualforadditional
information.)
1.Stopengine,waitforallmovingpartstostop,and
removekey.Engageparkingbrake.
2.Unhookseatlatchandtiltseatuptogainaccess
totheaircleaner.
3.Loosenretainingclipsandremoveaircleaner
compartmentcover.
4.Removepaperelement.Checkthecondition
ofthepaperelement.Replaceifdirty,bentor
damaged.
5.Checktheconditionoftheinnerelement.Replace
wheneveritappearsdirty,typicallyeveryother
timethepaperelementisreplaced.Cleanthebase
aroundtheinnerelementbeforeremoving,so
dirtdoesnotgetintotheengine.
28
Maintenance
6.DoNotwashorusepressurizedairtoclean
paperelementorinnerelement.
7.Reinstallelements.Positionthecoversothatthe
rubberdustejectorispointingdownwardand
securewithretainingclips.
ChangeEngineOil
ServiceInterval:Aftertherst5hours
Every100hours/Yearly
(whichevercomesrst)
(Mayneedmoreoften
undersevereconditions.)
1.Stopengine,waitforallmovingpartstostop,and
removekey.Engageparkingbrake.
2.Drainoilwhileengineiswarmfromoperation.
3.Theoildrainhoseislocatedonrighthandside
ofengine.Placepanundermachinetocatchoil.
Removeplugfromendofdrainhose.Allowoil
todrainandreplaceoildrainplug.Torqueplugto
20-24ft-lb(27-33N-m).
4.Replacetheoilltereveryotheroilchange.Clean
aroundoillterandunscrewltertoremove.
Beforereinstallingnewlter,applyathincoating
ofoilonthesurfaceoftherubberseal.Turn
lterclockwiseuntilrubbersealcontactsthelter
adapterthentightenlteranadditional1/2to
3/4turn.
5.Cleanaroundoilllcapandremovecap.Fillto
speciedcapacityandreplacecap.
6.Useoilrecommendedinengineowner’smanual.
DoNotoverll.Starttheengineandcheckfor
leaks.
CheckHydraulicOilLevel
ServiceInterval:Every40hours
1.Stopengineandwaitforallmovingpartstostop.
Engageparkingbrake.
2.Cleanareaaroundhydraulicreservoircapand
removecap.Oillevelshouldbetothetopofthe
bafeinsidethetank.Ifnot,addoil.Useonly
Mobil115W-50syntheticmotoroil.Replace
hydraulicreservoircapandtightenuntilsnug.Do
Notovertighten.
Note:Thebafeislabeled“HOT”and
“COLD”.Theoillevelvarieswiththe
temperatureoftheoil.The“HOT”levelshows
thelevelofoilwhenitisat225°F(107°C).The
“COLD”levelshowstheleveloftheoilwhen
itisat75°F(24°C).Filltotheappropriatelevel
dependinguponthetemperatureoftheoil.For
example:Iftheoilisabout150°F(65°C),llto
halfwaybetweenthe“HOT”and“COLD”levels.
Iftheoilisatroomtemperature(about75°F
(24°C)),llonlytothe“COLD”level.
CheckTirePressures
ServiceInterval:Every40hours
1.Stopengine,waitforallmovingpartstostop,and
removekey.Engageparkingbrake.
2.Checktirepressureindrivetires.
3.Inatedrivetiresto13psi(90kPa).
4.Semi-pneumaticcastertiresdonotneedtobe
inated.
Note:DoNotaddanytypeoftirelinerorfoam
llmaterialtothetires.Excessiveloadscreatedby
foamlledtiresmaycausefailurestothehydrodrive
system,frame,andothercomponents.Foamlling
tireswillvoidthewarranty.
CheckConditionOfBelts
ServiceInterval:Every40hours
1.Stopengine,waitforallmovingpartstostop,and
removekey.Engageparkingbrake.
2.Unhookseatlatchandtiltseatup.Lifttherubber
aponfrontsideoftheenginetocheckpump
drivebelt.
3.Removeleftandrightbeltshieldsondeckandlift
upoorpantoinspectdeckdrivebelt.
4.Checkundermachinetoinspectthemuledrive
belt.SeeMuleDriveBeltTensionAdjustment
section.
LubricateGreaseFittings
Note:Seechartforserviceintervals.
1.Stopengine,waitforallmovingpartstostop,and
removekey.Engageparkingbrake.
2.Lubricatettingswithonetotwopumpsof
NGLIgrade#2multi-purposegungrease.
Refertothefollowingchartforttinglocations
andlubricationschedule.
29
Maintenance
LubricationChart
Fitting
Locations
Initial
Pumps
Numberof
Places
Service
Interval
1.Front
Caster
WheelHubs
*02*Yearly
2.Front
Caster
Pivots
*02*Yearly
3.Height
Adjustment
Shaft
Bearings
1540Hours
4.Deck
DriveBelt
IdlerArm
11Yearly
5.Brake
Brackets
12200Hours
6.Mule
DriveBelt
IdlerArm
11Yearly
7.Pump
DriveBelt
IdlerArm
11Yearly
8.Deck
RearStruts
1240Hours
*Seestep3forspeciallubricationinstructionson
thefrontcasterpivotsandtheLubricateCaster
WheelHubssectionforspeciallubrication
instructionsonthefrontcasterswheelhubs.
Number6(MuleDriveBeltIdlerArm)Located
UnderEngineFrame
Number7(PumpDriveBeltIdlerArm)Located
UnderEngineFrame
3.Lubricatefrontcasterpivotsonceayear.Remove
hexplugandcap.Threadgreasezerkinholeand
pumpwithgreaseuntilitoozesoutaroundtop
bearing.Removegreasezerkandthreadplugback
in.Placecapbackon.
LubricateCasterWheelHubs
ServiceInterval:Yearly
1.Stopengine,waitforallmovingpartstostop,and
removekey.Engageparkingbrake.
Figure13
1.Sealguard2.Spacernutwithwrench
ats
2.Removecasterwheelfromcasterforks.
3.Removesealguardsfromthewheelhub.
30
Maintenance
4.Removeoneofthespacernutsfromtheaxle
assemblyinthecasterwheel.Notethatthread
lockingadhesivehasbeenappliedtolockthe
spacernutstotheaxle.Removetheaxle(with
theotherspacernutstillassembledtoit)from
thewheelassembly.
5.Pryoutseals,andinspectbearingsforwearor
damageandreplaceifnecessary.
6.PackthebearingswithaNGLIgrade#1
multi-purposegrease.
7.Insertonebearing,onenewsealintothewheel.
Note:Seals(ExmarkP/N103-0063)mustbe
replaced.
8.Iftheaxleassemblyhashadbothspacernuts
removed(orbrokenloose),applyathreadlocking
adhesivetoonespacernutandthreadontothe
axlewiththewrenchatsfacingoutward.Do
Notthreadspacernutallofthewayontotheend
oftheaxle.Leaveapproximately1/8inch(3mm)
fromtheoutersurfaceofthespacernuttothe
endoftheaxleinsidethenut.
9.Inserttheassemblednutandaxleintothewheel
onthesideofthewheelwiththenewsealand
bearing.
10.Withtheopenendofthewheelfacingup,ll
theareainsidethewheelaroundtheaxlefullof
NGLIgrade#1multi-purposegrease.
11.Insertthesecondbearingandnewsealintothe
wheel.
12.Applyathreadlockingadhesivetothe2ndspacer
nutandthreadontotheaxlewiththewrenchats
facingoutward.
13.Torquethenutto75-80in-lb(8-9N-m),loosen,
thenre-torqueto20-25in-lb(2-3N-m).Make
sureaxledoesnotextendbeyondeithernut.
14.Reinstallthesealguardsoverthewheelhuband
insertwheelintocasterfork.Reinstallcasterbolt
andtightennutfully.
Important:Topreventsealandbearingdamage,
checkthebearingadjustmentoften.Spinthe
castertire.Thetireshouldnotspinfreely
(morethan1or2revolutions)orhaveanyside
play.Ifthewheelspinsfreely,adjusttorqueon
spacernutuntilthereisaslightamountofdrag.
Reapplythreadlockingadhesive.
LubricateBrakeHandlePivot
ServiceInterval:Every160hours
1.Stopengine,waitforallmovingpartstostop,and
removekey.Engageparkingbrake.
2.Lubricatebronzebushingsonbrakehandlepivot
withaspraytypelubricantorlightoil.
LubricateBrakeRod
Bushings
ServiceInterval:Every160hours
1.Stopengine,waitforallmovingpartstostop,and
removekey.Engageparkingbrake.
2.Unhookseatlatchandtiltseatup.
3.Lubricatebronzebushingsoneachendofbrake
rodshaftwithaspraytypelubricantoralightoil
(bushingsarelocatedtotheinsideoftheange
bearings).
LubricateMotionControl
BronzeBushings
ServiceInterval:Every160hours
1.Stopengine,waitforallmovingpartstostop,and
removekey.Engageparkingbrake.
2.Unhookseatlatchandtiltseatup.
3.Lubricatebronzebushingsonangebearings
securingthemotioncontrolarmshaftswitha
lightoiloraspraytypelubricant.
LubricateSeatSwitch
Actuator
ServiceInterval:Every160hours
1.Stopengine,waitforallmovingpartstostop,and
removekey.Engageparkingbrake.
2.Unhookseatlatchandtiltseatup.
3.Lubricateswitchactuatorrodwithspraytype
lubricantorlightoil.
CheckSparkPlugs
ServiceInterval:Every160hours
Removesparkplugs,checkconditionandresetgaps,
orreplacewithnewplugs.SeeEngineOwner’s
Manual.
31
Maintenance
ChangeFuelFilter
ServiceInterval:Asrequired
Afuellterisinstalledbetweenthefueltanksandthe
engine.Replacewhennecessary.
ReplacementFilters
KohlerKohlerP/N2405010
ChangeHydraulicSystem
Filter
ServiceInterval:Aftertherst250hours
Yearlythereafter
Note:UseonlyExmarkPartNo.109-4180for
summeruseabove32°F(0°C)orPartNo.1-523541
forwinterusebelow32°F(0°C).
1.Stopengine,waitforallmovingpartstostop,and
removekey.Engageparkingbrake.
2.Raiseseat.
3.Carefullycleanareaaroundlter.Itisimportant
thatnodirtorcontaminationenterhydraulic
system.
4.Unscrewltertoremoveandallowoiltodrain
fromreservoir.
Important:Beforereinstallingnewlter,ll
itwithMobil115W-50andapplyathincoat
ofoilonthesurfaceoftherubberseal.
Turnlterclockwiseuntilrubbersealcontactsthe
lteradapter,thentightenthelteranadditional
2/3to3/4turn.
5.FillreservoirasstatedinCheckHydraulicOil
Levelsection.
6.Raisetherearofmachineupandsupportwith
jackstands(orequivalentsupport)justhigh
enoughtoallowdrivewheelstoturnfreely.
7.Startengineandmovethrottlecontrolaheadto
fullthrottleposition.Movethespeedcontrol
leverstothefullspeedandrunforseveral
minutes.Shutdownmachineandrecheckoil
level.
Note:DoNotchangehydraulicsystemoil(except
forwhatcanbedrainedwhenchanginglter),unless
itisfelttheoilhasbeencontaminatedorbeen
extremelyhot.
Changingoilunnecessarilycoulddamagehydraulic
systembyintroducingcontaminatesintothesystem.
WheelHub-SlottedNut
TorqueSpecication
ServiceInterval:Aftertherst100hours
Every500hoursthereafter
Whentighteningtheslottednutonthewheelmotor
taperedshaft:
1.Torquetheslottednutto125ft-lb(169N-m).
2.Checkdistancefrombottomofslotinnutto
insideedgeofhole.Twothreads(0.1inch)orless
shouldbeshowing.
3.Ifmorethantwothreads(0.1inch)areshowing
removenutandinstallwasher(P/N1-523157)
betweenhubandnut.
4.Torquetheslottednutto125ft-lb(169N-m).
5.Thentightennutuntilthenextsetofslotslineup
withthecrossholeinshaft.
6.Replacecotterpin.
Note:DoNotuseanti-seizeonwheelhub.
FuelTankMounting
HardwareSpecications
ServiceInterval:Asrequired
Wheninstallingthenutsonthefueltankstuds,fully
tightenthenylocnutandbackoff1/2turn.This
allowsfornormalfueltankexpansionandcontraction
withchangesintemperatureandfuellevels.
ThreadLockingAdhesives
Threadlockingadhesivessuchas“Loctite242”
or“Fel-Pro,Pro-LockNutType”areusedonthe
followingfasteners:
Pumpdrivesheavesetscrews.
SquareheadsetscrewsonHydropumpcontrol
arms.
Sheaveretainingboltintheendofengine
crankshaft.
32
Maintenance
Casterwheelspacernuts.
Fueltankbulkheadttingnuts.
Adhesivessuchas“LoctiteRC/609orRC/680”or
“Fel-ProPro-LockRetainingIorRetainingII”are
usedonthefollowing:
Fueltankstuds,wherestudsareinsertedintotank.
MobilHTSGrease(Or
Food-GradeAnti-seize)
MobilHTSgrease(orfood-gradeanti-seize)isused
inthefollowinglocations:
Betweenthecutterhousingspindleandbearings.
Betweenthejackshaftandbearingsandthe
jackshaftandsheaves.
Copper-BasedAnti-seize
Copper-basedanti-seizeisusedinthefollowing
location:
OnthreadsofBladeBolts.SeeCheckMower
Bladessection.
DielectricGrease
Dielectricgreaseisusedonallbladetypeelectrical
connectionstopreventcorrosionandlossofcontact.
Adjustments
Note:DisengagePTO,shutoffengine,waitfor
allmovingpartstostop,engageparkingbrake,and
removekeybeforeservicing,cleaning,ormakingany
adjustmentstotheunit.
DeckLeveling
1.Positionmoweronaatsurface.
2.Stopengine,waitforallmovingpartstostop,and
removekey.Engageparkingbrake.
3.Checktirepressureindrivetires.Properination
pressurefortiresis13psi(90kPa).Proper
inationpressurefortiresis13psi(90kPa).
Adjustifnecessary.
4.Setanti-scalprollerstotopholesorremovethem
completelyforthisadjustment.
5.Raisethedecktothe5inch(12.7cm)height
position(alsotransportposition)andtakeallforce
offofthetwolargedeckliftspringsbyloosening
thenutsatthefrontofeachspring(Figure14).
6.Lowerthedecktothe11/2inch(3.81cm)height
position.
7.Placea3/4inch(19mm)thickblockofwood
undereachofthetworearanti-scalproller
bracketsandplaceoneunderoneofthefront
centeranti-scalprollerbrackets.
8.Loosenthetwotopchainboltsinslotsintherear
deckliftarms.Loosenjamnutsandbackoffthe
socketheadadjustingscrewsonthebottomof
thearmsuntilthechainsarejustloose.Turnthe
socketheadadjustingscrewsinuntilslackistaken
outofeachchain.Tightenthejamnuts.Tighten
thechainboltsinthedeckliftarmsmakingsure
theydontmovewhiletightening.
9.Loosenthefournutswhichsecurethefront
swivels(twoperside)untilthefrontchainsare
looseandfrontofdeckissupportedbythe3/4
inch(19mm)block.DoNotloosenthefront
chainhardware.
10.Onleftside,adjustfrontswivelusingthelocking
nutbehindtheswiveluntilthefrontchainistight
andallslackisremovedfromlinkage.DoNotlift
frontofdeckoff3/4inch(19mm)block.Secure
frontswivelusinglockingnutinfrontofswivel.
Repeatforrightside.
11.Recheckthatthe3/4inch(19mm)blockstjust
snuglyunderthebracketsandthatthetensionon
33
Maintenance
allthechainsisapproximatelyequal.Makesure
allchainattachmentboltsaretight.Reposition
anti-scalprollersandtightensecurely.
Figure14
1.Applydownwardpressurehere
2.Placelockingpliersheretoholdspring
3.101/2inches(26.7cm)
4.Removeforceondeckspringsbylooseningnutshere
5.Swivel
6.Frontofunit
7.Socketheadadjustingscrew
8.Jamnut
12.Raisedeckliftlevertothe5inch(12.7cm)
cuttingheightposition(Figure8).Adjustspring
compressionuntilproperdistanceisobtained
betweenthetwolargewashers(Figure14).
Adjustmentismadebyturningthenutatthe
frontofeachspring(clockwisewillshortenthe
spring,counterclockwisewilllengthenthespring).
Lockinpositionwithjamnuts.
Note:Whenaboveadjustmentshavebeenmade,
thefrontofthedeckwillbeslightlylowerthanthe
rearofthedeck.
PumpDriveBeltTension
Self-tensioning-Noadjustmentnecessary.
MuleDriveBeltTension
Adjustment
Self-tensioningidler,adjustasfollows:
1.Stopengine,waitforallmovingpartstostop,and
removekey.Engageparkingbrake.
2.Checktomakesurethecenterofthebolthead
inthecenterofthespringloadedpulley,onleft
sideenginedecksupport,ispositionedbetween
thecentersofthetwoalignmentholesinthe
leftsupportplate(Figure15andFigure16).It
isnecessarytoadjustthebelttensionwhenthe
centeroftheboltheadisatorbelowthecenter
ofthebottomalignmenthole.
3.Whenadjustmentisnecessary,loosentheidler
pulleyontheright-handsidesoitcanmoveup
anddownintheslot.
Placeawrenchonthe3/8inchnutinthecenter
ofthespringloadedpulleyandapplyupward
pressuretorelievetensiononthespring(a1/2
inchdrivebreakerbarand9/16inchsocketworks
best).
Repositiontheadjustingpulleytothebottomof
theslot.
Note:Wheninstallinganewbelt,itisnecessary
torepositiontherightadjustingpulleyupwardin
theslotinordertopositionthecenterofthespring
loadedpulleybetweenthealignmentholes.
Figure15
1.Frontofunit2.Alignmentholes
34
Maintenance
Figure16
1.Springidlerpulley3.Rightsideidlerpulley
(adjustable)
2.Frontofunit
DeckBeltTension
Self-tensioning-Noadjustmentnecessary.
BeltGuideAdjustment
1.Stopengine,waitforallmovingpartstostop,and
removekey.Engageparkingbrake.
2.Removethebeltshieldontherightsideofmower
deck.
3.Notebeltguideboltedtodeckneartheshield
supportstudandright-handpulley.Guideshould
be1/8inch(3.2mm)awayfromthebelt,with
bolt-endofguidenearendofslot(Figure17).
4.Ifadjustmentisnecessary,loosentheboltsecuring
thebeltguideandmakeproperadjustment.
Tightenhardware.
Figure17
1.Endofslot2.Beltguide
BrakeLinkAdjustment
Checktomakesurebrakeisadjustedproperly.
1.Disengagebrakelever(leverdown).
2.Measurethelengthofthespring.Measurement
shouldbe23/4inches(7.0cm)betweenwashers.
(Figure18).
3.Ifadjustmentisnecessary,tightenthenutdirectly
belowtheyokeandloosenthebottomnut
(bottomoneofthetwotightenedtogether)below
thespring.Turnthenutdirectlybelowthewasher
(topnutofthetwotightenedtogether)untilthe
correctmeasurementisobtained.Tightenthetwo
nutstogetherandrepeatonoppositesideofunit.
Turnclockwisetoshortenspringlengthandturn
counterclockwisetolengthenthespring.
Figure18
1.Leverdown
(disengaged)
6.Yoke
2.Leverup(engaged)7.Locknut
3.1/4to5/16inch(6.4to
7.9mm)
8.Springadjustment
4.Collar9.23/4inches(7.0cm)
5.Trunnionroller
BrakeAdjustment
1.Checkforbrakelink23/4inches(7.0cm)
measurementasdescribedintheBrakeLink
Adjustmentsection.
2.Engagethebrakelever(leverup).Thespace
betweenthetrunnionrollerandtherodcollar
shouldmeasure1/4inchto5/16inch(6.4–7.9
mm).
3.Ifadjustmentisnecessary,loosennutabovethe
trunnionroller.Adjustthenylocnutunderthe
trunnionrolleruntildistancelistedaboveexists
35
Maintenance
betweenthespringretainerbracketandthe
adjacentnylocnut.Tightenthejamnutabove
thetrunnionroller.
4.Ifadjustmentisnecessary,loosenthenut
directlybelowtheyoke.Turnthebottomnut
(belowwasher)untilthecorrectmeasurement
isobtained(seeFigure18)turnnutclockwise
tolengthenthegap(screwsrodintoyoke)and
turncounterclockwisetoshortenthegap(screws
rodoutofyoke).Tightennutagainstyokeand
checkoppositesideofunit,repeatifnecessary.
Lengthen(orshorten)thebrakeroduntilthe
correctgapcanbeachievedbyfollowingsteps
2and3.
ElectricClutchAdjustment
Noadjustmentnecessary.
ReverseIndicator
Adjustment
1.Stopengine,waitforallmovingpartstostop,and
removekey.Engageparkingbrake.
2.Unhookseatlatchandtiltseatforward.
3.Beginwitheithertheleftorrightmotioncontrol
lever.Movelevertotheneutralpositionandpull
leverbackuntiltheclevispin(onarmbelowpivot
shaft)contactstheendoftheslot(justbeginning
toputpressureonspring).(Figure19).
4.Checkwhereleverisrelativetonotchinconsole
(shouldbecenteredallowinglevertopivot
outwardtotheneutrallockposition).
5.Ifadjustmentisneeded,loosenthenutagainstthe
yokeandwhileapplyingslightrearwardpressure
onthemotioncontrollever,turntheheadofthe
adjustmentboltintheappropriatedirectionuntil
leveriscentered(keepingrearwardpressureon
theleverwillkeepthepinattheendoftheslot
andallowtheadjustmentbolttomovethelever
totheappropriateposition).Tightenlocknut.
6.Repeatonoppositesideofunit.
Figure19
1.Turnbolthere4.Yoke
2.Levercenteredinnotch5.Loosenhere
3.Endofslot6.Reverseindicator
MotionControlLinkage
Adjustment
WARNING
Enginemustberunninganddrive
wheelsmustbeturningsomotioncontrol
adjustmentcanbeperformed.Contactwith
movingpartsorhotsurfacesmaycause
personalinjury
Keepngers,hands,andclothingclearof
rotatingcomponentsandhotsurfaces.
CAUTION
Raisingthemowerdeckforserviceor
maintenancerelyingsolelyonmechanical
orhydraulicjackscouldbedangerous.The
mechanicalorhydraulicjacksmaynotbe
enoughsupportormaymalfunctionallowing
theunittofall,whichcouldcauseinjury.
DoNotrelysolelyonmechanicalorhydraulic
jacksforsupport.Useadequatejackstands
orequivalentsupport
36
Maintenance
1.Thisadjustmentmustbemadewiththedrive
wheelsturning.Firstraisetheframeandblockup
sothatdrivewheelscanrotatefreely.
2.Removetheelectricalconnectionfromtheseat
safetyswitch,locateddirectlytotheleftoftheseat
switchassemblybesidethehydraulicoilreservoir.
3.Temporarilyinstallajumperwireacrossthe
terminalsintheconnectorofthemainwiring
harness.
4.Runtheunitatleast5minuteswiththedrive
leversatfullforwardspeedtobringhydraulic
systemoiluptooperatingtemperature.
5.Unhookseatlatchandtiltseatforward.
6.Loosenlocknutsfromtheballjointsateachend
ofthepumpcontrollinkage(Figure20).
Figure20
Left-HandSideofUnit
1.Turnheretoadjust3.Loosenhere(right-hand
thread)
2.Loosenhere(left-hand
thread)
7.Startengine.Brakemustbeengagedand
motioncontrolleversouttostartengine.
Operatordoesnothavetobeintheseat
becauseofthejumperwirebeingused.Run
engineatfullthrottleandreleasebrake.
8.Thereverseindicatorspringmustbecorrect
beforethefollowingadjustmentscanbemade.
SeetheReverseIndicatorAdjustmentsection.
Note:Themotioncontrolleverneedstobein
neutralwhilemakinganynecessaryadjustments.
9.Bringthemotioncontrolleverintotheneutral
position.Adjustpumpcontrolrodlengthby
rotatingthedoublenutsontherodinthe
appropriatedirectionuntilthewheelsslightly
creepinreverse(Figure20).Movethemotion
controllevertothereversepositionandwhile
applyingslightpressuretotheleverallowthe
reverseindicatorspringtobringtheleversbackto
neutral.Thewheelmuststopturningorslightly
creepinreverse.Whenadjustmentiscomplete,
tightenlocknutsontoballjoints.
10.AdjustmentfortheRHmotioncontrollever:
BringtheRHmotioncontrolleverintothe
neutralposition.
AdjusttheRHpumpcontrolrodlengthby
rotatingthedoublenutsontherodinthe
appropriatedirectionuntilthewheelsslightly
creepinreverse.Movethemotioncontrollever
tothereversepositionandwhileapplyingslight
pressuretotheleverallowthereverseindicator
springtobringtheleversbacktoneutral.The
wheelmuststopturningorslightlycreepin
reverse(Figure21).
Figure21
Right-HandSideofUnit
1.Loosenhere(right-hand
thread)
3.Loosenhere(left-hand
thread)
2.Turnheretoadjust
11.Shutoffunit.Removejumperwirefromwire
harnessconnectorandplugconnectorintoseat
switch.
MotionControlDamper
Adjustment
Thetopdampermountingboltcanbeadjustedto
obtainamoredesiredmotioncontrolleverresistance.
SeeFigure22formountingoptions.
37
Maintenance
Figure22
1.Motioncontrolbracket
2.Leastresistance(softestfeel)
3.Mediumresistance(mediumfeel)
4.Mostresistance(rmestfeel)
5.Torquenylocnutto200in-lb(16.7ft-lb).Boltmust
protrudepastendofnylocnutaftertorque.
6.Damper
7.Dampermustmovefreelyonbolt.
AdjustSeatSwitch
1.Ifnecessary,adjusttheseatactuatorrodlength
towherethemachinewillshutoffwhenthe
operatorraisesofftheseat(withbrakedisengaged
orPTOengaged)butwillcontinuetorunwith
operatorinseat(aslightshiftinweightshould
notshutmachineoff).
Normaladjustmentiswhenlengthofspringis
2.09inches(5.3cm)(withseatup).
Note:Topreventtheenginefromcuttingout
whenoperatingoverroughground,theunitis
equippedwithatime-delayedseatswitch.When
theoperatorraisesofftheseatwitheitherthe
brakedisengagedorthePTOengaged,theengine
shouldstopafter1/2secondhaselapsed.
2.Toadjustseatswitchactuatorrodlength,loosen
locknutonbottomoftheactuatorrod(5/16
x7inchbolt)andadjustthenutstomovethe
actuatorplate/washerupordownontherod,
thenretighten.
CasterPivotBearings
Pre-LoadAdjustment
Removedustcapfromcasterandtightennylocnut
untilwashersareatandbackoff1/4ofaturn
toproperlysetthepre-loadonthebearings.If
disassembled,makesurethespringdiscwashersare
reinstalledasshowninFigure23.
Figure23
1.Springdiscwashers
38
Maintenance
Cleaning
CleanEngineCooling
System
ServiceInterval:Beforeeachuseordaily
(Mayberequiredmore
oftenindryordirty
conditions.)
CAUTION
Excessivedebrisaroundtheenginecooling
airintakeandinsideofthepumpdrive
beltcompartmentanddamagedormissing
rubberbafescancausetheengineand
hydraulicsystemtooverheatwhichcan
createarehazard.
Cleanalldebrisfrominsideofpumpdrive
beltcompartmentdaily.
1.Stopengine,waitforallmovingpartstostop,and
removekey.Engageparkingbrake.
2.Cleanalldebrisfromrotatingengineairintake
screenandfromaroundengineshrouding.
3.Cleanalldebrisfrominsideofpumpdrivebelt
compartment.
4.Inspectrubberenginebafesforpropert.
Replaceifnecessary.
RemoveEngineShroudsand
CleanCoolingFins
ServiceInterval:Every80hours
1.Stopengine,waitforallmovingpartstostop,and
removekey.Engageparkingbrake.
2.Removecoolingshroudclean-outcoversfrom
engineandcleancoolingns.Alsocleandust,
dirt,andoilfromexternalsurfacesofengine,
whichcancauseimpropercooling.
3.Makesurecoolingshroudclean-outcoversare
reinstalled.Operatingtheenginewithoutcooling
shroudclean-outcoverswillcauseenginedamage
duetooverheating.
CleanGrassBuild-UpUnder
Deck
ServiceInterval:Beforeeachuseordaily
1.Stopengine,waitforallmovingpartstostop,and
removekey.Engageparkingbrake.
2.Raisedecktothetransport(5inch(12.7cm)
cuttingheight)position.Liftthefrontofunit
andsupportunitusingjackstandsorequivalent
support.
CAUTION
Raisingthemowerdeckforserviceor
maintenancerelyingsolelyonmechanical
orhydraulicjackscouldbedangerous.The
mechanicalorhydraulicjacksmaynotbe
enoughsupportormaymalfunctionallowing
theunittofall,whichcouldcauseinjury.
DoNotrelysolelyonmechanicalorhydraulic
jacksforsupport.Useadequatejackstands
orequivalentsupport.
3.Cleanoutanygrassbuild-upfromundersideof
deckandindischargechute.
WasteDisposal
MotorOilDisposal
Engineoilandhydraulicoilarebothpollutantsto
theenvironment.Disposeofusedoilatacertied
recyclingcenteroraccordingtoyourstateandlocal
regulations.
BatteryDisposal
DANGER
Batteryelectrolytecontainssulfuricacid,
whichispoisonousandcancausesevere
burns.Swallowingelectrolytecanbefatalor
ifittouchesskincancausesevereburns.
Wearsafetyglassestoshieldeyes,and
rubberglovestoprotectskinandclothing
whenhandlingelectrolyte.
DoNotswallowelectrolyte.
39
Maintenance
Federallawstatesthatbatteriesshouldnotbeplaced
inthegarbage.Managementanddisposalpractices
mustbewithinrelevantfederal,state,orlocallaws.
Ifabatteryisbeingreplacedoriftheunitcontaining
thebatteryisnolongeroperatingandisbeing
scrapped,takethebatterytoalocalcertiedrecycling
center.Ifnolocalrecyclingisavailablereturnthe
batterytoanycertiedbatteryreseller.
40
Troubleshooting
Troubleshooting
Important:Itisessentialthatalloperatorsafetymechanismsbeconnectedandinproperoperating
conditionpriortomoweruse.
Whenaproblemoccurs,donotoverlookthesimplecauses.Forexample:startingproblemscouldbecaused
byanemptyfueltank.
Thefollowingtablelistssomeofthecommoncausesoftrouble.Donotattempttoserviceorreplacemajor
itemsoranyitemsthatcallforspecialtimingofadjustmentsprocedures(suchasvalves,governor,etc.).Have
thisworkdonebyyourEngineServiceDealer.
Note:WhendisconnectingelectricalconnectorsDONOTpullonthewirestoseparatetheconnectors.
ProblemPossibleCauseCorrectiveAction
1.PTOisengaged.1.DisengagethePTO.
2.Parkingbrakeisnot.2.Settheparkingbrake.
3.Driveleversarenotinneutrallock
position.
3.Ensurethedriveleversareintheneutral
lockposition.
4.Batterydoesnothaveafullcharge.4.Chargethebattery.
5.Electricalconnectionsarecorroded,loose
orfaulty.
5.Checktheelectricalconnectionsfor
goodcontact.Cleanconnectorterminals
thoroughlywithelectricalcontactcleaner,
applydielectricgreaseandreconnect.
6.Fuseisblown.6.Replacetheblownfuse.
Starterdoesnotcrank
7.Relayorswitchisdefective.7.ContactanAuthorizedServiceDealer.
1.Fueltankisempty.1.Fillthefueltank.
2.Fuelshutoffvalveisclosed.2.Openthefuelshutoffvalve.
3.Oillevelinthecrankcaseislow .3.Addoiltothecrankcase.
4.Thethrottleandchokearenotinthe
correctposition.
4.Besurethethrottlecontrolismidway
betweenthe“SLOW”and“FAST”
positions,andthechokeisinthe“ON”
positionforacoldengineorthe“OFF”
positionforawarmengine.
5.Dirtinfuellter.5.Replacethefuellter.
6.Dirt,water,orstalefuelisinthefuel
system.
6.ContactanAuthorizedServiceDealer.
7.Aircleanerisdirty.7.Cleanorreplacetheaircleanerelement.
8.Seatswitchisnotproperlyadjusted.8.Adjusttheseatswitch.
9.Electricalconnectionsarecorroded,loose
orfaulty.
9.Checktheelectricalconnectionsfor
goodcontact.Cleanconnectorterminals
thoroughlywithelectricalcontactcleaner,
applydielectricgreaseandreconnect.
10.Relayorswitchisdefective.10.ContactanAuthorizedServiceDealer.
11.Faultysparkplug.11.Clean,adjustorreplacesparkplug.
Enginewillnotstart,startshard,orfailsto
keeprunning
12.Sparkplugwireisnotconnected.12.Checkthesparkplugwireconnection.
1.Engineloadisexcessive1.Reducethegroundspeed.
2.Aircleanerisdirty.2.Cleanorreplacetheaircleanerelement.
3.Oillevelinthecrankcaseislow .3.Addoiltothecrankcase.
4.Coolingnsandairpassagesforthe
engineareplugged.
4.Removetheobstructionsfromthecooling
nsandairpassages.
5.Ventholeinthefuelcapisplugged.5.Cleanorreplacethefuelcap.
6.Dirtinfuellter.6.Replacethefuellter.
Engineloosespower
7.Dirt,water,orstalefuelisinthefuel
system.
7.ContactanAuthorizedServiceDealer.
41
Troubleshooting
ProblemPossibleCauseCorrectiveAction
1.Engineloadisexcessive1.Reducethegroundspeed.
2.Oillevelinthecrankcaseislow .2.Addoiltothecrankcase.
Engineoverheats
3.Coolingnsandairpassagesforthe
engineareplugged.
3.Removetheobstructionsfromthecooling
nsandairpassages.
1.Trackingneedsadjustment1.Adjustthetracking.
2.Tirepressureindrivetiresnotcorrect.2.Adjusttirepressureinthedrivetires.
Mowerpullsleftorright(withleversfully
forward)
3.Reverseindicatorandmotioncontrol
linkageneedadjustment.
3.Adjustthereverseindicatorandthe
motioncontrollinkage.
1.Bypassvalveisnotclosedtight.1.Tightenthebypassvalve.
2.Driveorpumpbeltisworn,looseor
broken.
2.Changethebelt.
3.Driveorpumpbeltisoffapulley.3.Changethebelt.
4.Brokenormissingidlerspring.4.Replacethespring.
Machinedoesnotdrive
5.Hydraulicuidlevelislowortoohot.5.Addhydraulicuidtoreservoirorletit
cooldown.
1.Blade(s)notsharp.1.Sharpentheblade(s).
2.Cuttingblade(s)is/arebent.2.Installnewcuttingblade(s).
3.Mowerdeckisnotlevel.3.Levelmowerdeckfromside-to-sideand
front-to-rear.
4.Undersideofmowerisdirty.4.Cleantheundersideofthemower.
5.Tirepressureindrivetiresnotcorrect.5.Adjusttirepressureinthedrivetires.
6.Bladespindlebent.6.ContactanAuthorizedServiceDealer.
Unevencuttingheight.
7.Tipsofadjacentbladesareatanuneven
cuttingheight.Bladestipsshouldbeeven
within3/16inchwhichisapproximately
onebladethickness.
7.Replaceblades,spindlesand(or)check
fordamagetomowerdeck.
1.Cuttingblade(s)is/arebentorunbalanced.1.Installnewcuttingblade(s).
2.Blademountingboltisloose.2.Tightentheblademountingbolt.
3.Enginemountingboltsareloose.3.Tightentheenginemountingbolts.
4.Looseenginepulley,idlerpulley,orblade
pulley.
4.Tightentheappropriatepulley.
5.Enginepulleyisdamaged.5.ContactanAuthorizedServiceDealer.
Abnormalvibration
6.Bladespindleisbent.6.ContactanAuthorizedServiceDealer.
1.Drivebeltisworn,looseorbroken.1.Checkthebelttension.
2.Drivebeltisoffpulley.2.Installdrivebeltandcheckadjusting
shaftsandbeltguidesforcorrectposition.
3.Deckbeltisworn,looseorbroken.3.Installnewdeckbelt.
4.Deckbeltisoffpulley.4.Installdeckpulleyandchecktheidler
pulley,idlerarmandspringforcorrect
positionandfunction.
Bladesdonotrotate.
5.Brokenormissingidlerspring.5.Replacethespring.
42
Schematics
Schematics
ElectricalDiagram
SEAT DELAY
MODULE DIODE
3. START
POSITION
1. OFF
2. RUN
B + I + S
CIRCUIT "MAKE"
X + Y
NONE
B + I + A
IGNITION SWITCH
TERMINAL  CONNECTIONS
TERMINAL A  VOLTAGE REGULATOR
TERMINAL B  BATTERY
TERMINAL I  HOUR METER, ENGINE, PTO SWITCH
TERMINAL S  START RELAY
TERMINAL X  SEAT DELAY
TERMINAL Y  HOUR METER, ENGINE, PTO SWITCH
GREY
TAN
BLACK
BLACK
BLACK
GREY
TAN
BROWN
BROWN
LT. BLUE
LT. BLUE
BLACK
TAN
SEAT DELAY
MODULE CONTROL
SEAT
SWITCH
ELECTRIC
CLUTCH
(PTO)
GROUND
SEAT DELAY
MODULE INPUT
SWITCH IS CLOSED WITH
OPERATOR IN SEAT
TERMINAL S
TERMINAL B
TERMINAL A
TERMINAL Y
TERMINAL X
TERMINAL I
VIOLET
RED
YELLOW
TAN
ORANGE
ORANGE
ORANGE
ORANGE
DK. BLUE
ORANGE
ORANGE
ORANGE
ORANGE
GREY
GREY
GREY
GREY
PINK/BLACK STRIPE
IGNITION
SWITCH
HOUR
METER
PTO
SWITCH
SWITCH IN - ORANGE TO PINK/BLACK
SWITCH OUT - ORANGE TO GREY
NOTE:
CONNECTORS VIEWED FROM WIRE END
BOTH MOTION CONTROL SWITCHES
ARE CLOSED WITH CONTROL LEVERS
IN NEUTRAL LOCK POSITION
RH MOTION
CONTROL
LH MOTION
CONTROL
CLOSED WITH BRAKE
ENGAGED
DK. GREEN
LT. GREEN
LT. GREEN
LT. BLUE
LT. BLUE
LT. BLUE
BRAKE
START
RELAY
KILL
RELAY
OPEN WITH BRAKE
ENGAGED
DK. GREEN
DK. GREEN
BLACK
BLACK
BLACK
BLACK
WHITE
DK. GREEN/WHITE STRIPE
ORANGE/BLACK STRIPE
DK. GREEN/WHITE STRIPE
YELLOW
PINK/BLACK STRIPE
DK. GREEN
DK. GREEN
DK. GREEN
LT. BLUE
DK. GREEN
STARTER
SOLENOID
VIOLET
VIOLET
RED
RED
RED
ORANGE/BLACK STRIPE
DK. BLUE
WHITE
VIOLET
DK. GREEN
FUSE
20 AMP
FUSE
20 AMP
ENGINE
CONNECTOR
G006132
43
Schematics
HydraulicDiagram
44
45
ServiceRecord
Date:DescriptionofWorkDone:ServiceDoneBy:
46
47
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Beatrice,NE68310
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