Operator's Manual

ManualsBrandsToro ManualsRiding EquipmentToro 74504

Contents

Safety.......................................................................4

GeneralSafety...................................................4

SafetyandInstructionalDecals..........................4

ProductOverview.....................................................8

Controls.............................................................8

Specications....................................................9

Attachments/Accessories...................................9

BeforeOperation.................................................10

BeforeOperationSafety...................................10

AddingFuel......................................................10

PerformingDailyMaintenance...........................11

BreakinginaNewMachine...............................11

UsingtheSafety-InterlockSystem.....................11

DuringOperation.................................................12

DuringOperationSafety...................................12

OperatingtheParkingBrake.............................13

OperatingtheMower-Blade-ControlSwitch

(PTO)............................................................14

OperatingtheThrottle.......................................14

OperatingtheChoke........................................14

OperatingtheIgnitionSwitch............................15

StartingtheEngine...........................................15

ShuttingOfftheEngine.....................................16

OperatingthePlatform......................................16

DrivingForwardorBackward............................17

SideDischargingorMulchingthe

Grass............................................................18

AdjustingtheHeight-of-Cut...............................19

AdjustingtheFlowBafe..................................19

PositioningtheFlowBafe................................19

UsingWeights..................................................20

AfterOperation....................................................21

AfterOperationSafety......................................21

UsingtheFuel-ShutoffValve.............................21

PushingtheMachinebyHand..........................22

TransportingtheMachine.................................22

Maintenance...........................................................24

MaintenanceSafety..........................................24

RecommendedMaintenanceSchedule(s)...........24

Pre-MaintenanceProcedures..............................25

ReleasingtheCushionforRearAccess............25

Lubrication..........................................................26

GreasingtheMachine.......................................26

GreasingtheT orsionIdler.................................26

GreasingtheFrontCasterPivots......................26

GreasingtheCaster-WheelHubs.....................26

GreasingtheMotionControls...........................27

EngineMaintenance...........................................28

EngineSafety...................................................28

ServicingtheAirCleaner..................................28

ServicingtheEngineOil....................................29

ServicingtheSparkPlug...................................31

CheckingtheSparkArrester.............................32

FuelSystemMaintenance...................................32

DrainingtheFuelT ank......................................32

RemovingtheFuelTank...................................33

ReplacingtheFuelFilter...................................33

ElectricalSystemMaintenance...........................34

ElectricalSystemSafety...................................34

ServicingtheBattery.........................................34

ServicingtheFuses..........................................36

DriveSystemMaintenance..................................36

AdjustingtheTracking......................................36

CheckingtheTirePressure...............................37

AdjustingtheCaster-PivotBearing...................37

ServicingtheCasterWheelsand

Bearings........................................................37

RemovingtheClutchShim...............................38

CheckingtheWheel-LugNuts..........................40

CoolingSystemMaintenance..............................40

CleaningtheAir-IntakeScreen.........................40

CleaningtheCoolingSystem............................40

BrakeMaintenance.............................................41

TestingtheParkingBrake.................................41

AdjustingtheBrakes.........................................41

BeltMaintenance................................................41

CheckingtheBelts............................................41

ReplacingtheMower-DeckBelt........................41

ReplacingtheTransmissionBelt......................42

ControlsSystemMaintenance.............................43

AdjustingtheMotion-ControlLevers.................43

HydraulicSystemMaintenance...........................44

HydraulicSystemSafety...................................44

HydraulicSystemSpecications.......................44

CheckingtheHydraulicFluid............................44

ReplacingtheHydraulicFluidand

Filters............................................................45

BleedingtheHydraulicSystem.........................46

MowerDeckMaintenance....................................46

ServicingtheCuttingBlades.............................46

LevelingtheMowerDeck..................................48

AdjustingtheDeck-LiftSpring...........................51

ReplacingtheGrassDeector..........................51

Cleaning..............................................................52

CleaningundertheMowerDeck.......................52

DisposingofWaste...........................................52

Storage...................................................................52

StorageSafety..................................................52

CleaningandStorage.......................................52

Troubleshooting......................................................54

Schematics.............................................................56