Walker MT Gear Axle Lubrication Hydrostatic Transmission Fluid, Engine Air Cleaner System

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Table of Contents

Maintenance Instructions __________ 44

MAINTENANCE SCHEDULE CHART _______ 44

IMPORTANT TIPS

FOR CARE OF THE KOHLER ENGINE _____ 45

Fuel System _________________________ 45

Starting/Stopping _____________________ 45

Cooling System ______________________ 45

Air Cleaner System ___________________ 45

Oil _________________________________ 45

LUBRICATION _________________________ 46

Engine Oil ___________________________ 46

Engine Break-In Oil___________________ 46

Checking Engine Crankcase Oil Level ____ 46

Changing Engine Crankcase Oil/Oil Filter _ 46 Grease Fitting and Oil Point Lubrication __ 47 Mower Deck Gearbox Lubrication _______ 50

DSD52 or DSD62 Mower Deck Lubrication 50 Tractor PTO Gearbox Lubrication _______ 51

Checking Gearbox Oil Level ____________ 51

Changing Gearbox Oil ________________ 51

Gear Axle Lubrication _________________ 51

Hydrostatic Transmission Fluid _________ 52

Checking Hydrostatic

Transmission Fluid Level ______________ 52

Changing Hydrostatic Transmission Fluid__ 52 CLEANING ____________________________ 53

Engine Air Cleaner System _____________ 53

Turbine Precleaner ___________________ 54

Donaldson Radialseal™

Air Cleaner (Primary) _________________ 54

Kohler Air Cleaner (Secondary) _________ 56

Foam Precleaner __________________ 56

Paper Element ____________________ 56

Engine Cooling System ________________ 57

Air Intake System ____________________ 57

Cylinder Head Cooling Fins ____________ 57

Grass Buildup in Mower Housing________ 58

Non-Tilting Decks ____________________ 58

Tilt-Up Decks _______________________ 58

GHS Blower _________________________ 59

GHS Exhaust Screen __________________ 59

Hydrostatic Transmission Cooling Fins __ 60 CHECKING/SERVICING _________________ 60

Security of Air Filtration Components ____ 60

Battery______________________________ 60

Electrolyte Level _____________________ 60

Cleaning the Terminals ________________ 61

Charging the Battery __________________ 61

Tire Pressure ________________________ 61

Sharpen Mower Blades ________________ 61

Drive Belts __________________________ 62

Mower Deck Gearbox Oil Seals _________ 63

Spark Plugs _________________________ 63

Fuel Lines and Clamps ________________ 63

Engine Starter _______________________ 63

Blade Brake Action ___________________ 63

REPLACING/REPAIRING ________________ 63

Drive Belts __________________________ 63

Engine PTO Drive Belt ________________ 65

Jackshaft Drive Belt __________________ 66

GHS Blower Drive Belt ________________ 67

Hydrostatic Ground Drive Belt __________ 68

Fuel Filter ___________________________ 69

Blade Overload Shear Bolts ____________ 69

Mower Blades _______________________ 70

Mower Deck Gearbox Replacement______ 70

GHS Blower Assembly ________________ 71

GHS Blower Assembly Removal ________ 71

Blower Wheel Removal _______________ 72

Blower Wheel Installation ______________ 72

GHS Blower Assembly Installation _______ 72

ADJUSTMENTS ________________________ 73

Safety Switches ______________________ 73

Seat Switch ________________________ 73

FSC Neutral-Park Switch ______________ 73

PTO Switch_________________________ 73

Tail Wheel Bearing Preload_____________ 73

Blade Clutch (PTO) ___________________ 74

Clutch Engagement/Belt Tension ________ 74

Clutch Disengagement/Brake Action _____ 75

Stop Block Eccentric Adjustment ________ 76

Clutch Idler Pulley Travel Adjustment_____ 76

Blade Brake Band Adjustment __________ 76

Transmission Control _________________ 77

Set Forward Travel Limit (Stop) _________ 77

Steering Lever End Play Adjustment _____ 78

Neutral Function Adjustment ___________ 78

Straight Ground Travel Adjustment ______ 79

Forward Speed Control Friction Lock ____ 79

Tilt-Up Deck Adjustable Stop ___________ 80

Carburetor __________________________ 80

Engine Idle Adjustment _______________ 80

GHS “Full” Signal Horn

with Grass-Pak®Switch _______________ 81

Troubleshooting

(When Horn Fails to Operate) __________ 81

Adjustment

(When Horn Sounds at the Wrong Time) __ 82 ELECTRICAL SYSTEM __________________ 82

Circuit Breakers______________________ 82

Wiring Diagram ______________________ 83

Operator’s Notes ___________________ 84

Warranty___________________________ 87

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Contents Please Read and Save These Instructions Foreword Table of Contents Engine Air Cleaner System Grass Buildup in Mower HousingREPLACING/REPAIRING Mower Deck Gearbox Replacement GHS Blower AssemblyGeneral Information GlossaryIdentifying Number Locations Fill In By PurchaserServicing of Engine and Drivetrain Components Specifications EngineElectrical System TransmissionTransmission Transmission FluidGround Travel Speed Blade DriveCurb Weight Approximate Tire PressureMower Deck Blade Size TypicalDrive Belts SeatComponent Identification Front View and Right Side ViewRear View and Left Side View PTO Top View Engine CompartmentBefore Operating Safety InstructionsDo not mow with bystanders in the area Operating Maintenance Safety Instructions SAFETY, CONTROL, and Instruction Decals SAFETY, CONTROL, and Instruction Decals Assembly Instructions Setup InstructionsBattery Service Wet Battery ServiceBattery Charging Battery InstallationBattery Installation Mower Deck Assembly Deck Caster Wheels InstallationDeck Caster Wheel Installation Discharge Shield Installation On Side Discharge DeckDeck Installation Mower Deck lnstallation on TractorMower Deck Installation PTO Shaft Connection Installing PTO Quick CouplerCoupler Ring Locked Position Deck Counterweight Spring Installation Machine must be shut off during this procedureDeck Leveling Deck LevelingRefer to Adjustments of Carburetor in Mainte TionsRefer to CHECKING/SERVICING the Battery Refer to Gear Axle Lubrication in MaintenanceDeck Secured in TILT-UP Position Adjust Mower Cutting HEIGHT, if RE- Quired Operating Instructions Control IDENTIFICATION, LOCATION, and FunctionEngine Choke Operating ControlsChoke and Throttle Location Engine ThrottleSteering Levers Blade Clutch PTOFront Body Latch Release Lockout Lever LocationOptional Cold Start Lever Jackshaft Drive Belt Release Optional Cold Start Lever Normal Operating PositionOperating Controls Top View from Drivers Point of View Instrument Panel Ignition Switch Ignition SwitchHourmeter VoltmeterDisengaged Starting the EngineOptional Cold Start Lever Adjusting Ground Speed and Steering Keep feet on footrests all times when the machine is movingCorrect Operator Hand Position On the Controls Engaging the MowerBlade Clutch Disengaged Blade Clutch EngagedStopping the Machine Cutting Height Adjustment Transmission LockoutLockout Lever Freewheel Position Lockout Lever Normal Operating PositionSide Discharge Shield in Lowest Position Recommendations for MowingMaximum Recommended Side Slope Recommendations for TILT-UP Deck OPERATION/TRANSPORT GHS Model Only GHS Flow and ComponentsBlower Intake Cover General InformationRotating Blower Blades Forward Clogging ChecklistBlade Rotation for GHS Mower Deck View from underneath Powerfil Full Signal HornCleaning the GHS Exhaust Screen Grass Catcher Screen Removal for CleaningCatcher Door Safety Latch Using the Dump Bag 7.0 Bushel CatcherTailgate Dumping Pinch Point Spring Loaded DoorPower Dump Option Dumping Catcher into Dump BagPower Dump Components Maintenance Instructions Maintenance procedures requiring special training orService Item 100 200 Every Daily Hours Yearly 2Years Tools should be performed by a trained technicianImportant Tips for Care of the Kohler Engine Engine Oil LubricationDipstick Operating Range Oil Drain/Oil Filter Location Grease Fitting and Oil Point LubricationIdent Lubrication Location Type Chassis and Deck Lubrication Points Mower Deck Gearbox Lubrication Mower Deck GearboxesDSD52 or DSD62 Mower Deck Lubrication Blade Spindle LubricationChecking Gearbox Oil Level Dipstick Location, Tractor PTO GearboxGear Axle Lubrication ∙ Change axle oil every 1000 hours or two 2 yearsTransmission Reservoir Air Bleed Plug Location Checking Hydrostatic Transmission Fluid LevelChanging Hydrostatic Transmission Fluid Cleaning Engine Air Cleaner System ComponentsTurbine Precleaner Donaldson Radialseal Air Cleaner PrimaryAir Cleaner Components Shown with cover being removed Air Restriction Gauge LocationAir Filter Element Replacement Kohler Air Cleaner Secondary Foam Precleaner Paper ElementAir Filter Reinstallation Engine Cooling System Engine Air Intake Screen Cooling Fin Access PanelsAir Intake System Cooling System AirflowDeck Secured in UP Position Non-Tilting DecksTilt-Up Decks Inspect the blower frequently for dirt buildup Battery Hydrostatic Transmission Cooling FinsCHECKING/SERVICING Electrolyte LevelCleaning the Terminals Mower Blade Profile For Sharpening Blade Balanced on Magnetic Wall-Mounted BalancerREPLACING/REPAIRING Spark PlugsREPLACING/REPAIRING Belt LocationsEngine PTO Drive Belt 3 Groove Power Band Engine PTO Drive Belt RemovalJackshaft Drive Belt Disengaged Jackshaft Drive Belt EngagedGHS Blower Drive Belt Assembly Engaged Hydrostatic Ground Drive Belt Assembly Disengaged Hydrostatic Ground Drive Belt Assembly EngagedFuel Filter Fuel Filter LocationFuel Shut-Off Valve and Filter Blade Overload Shear Bolts Cutting Blade Shear BoltsMower Blades GHS Blower Assembly Removal GHS Blower Assembly and/or Blower WheelRemove Skid Bar for GHS Blower Removal Pressing Blower Wheel Out of Housing Seat Switch AdjustmentsPTO Switch Clutch Engagement/Belt Tension Blade Clutch PTOPTO Clutch Engaged PTO Clutch Disengaged Clutch Idler Pulley Travel Adjustment PTO Belt Tightener Stop Block AdjustmentsBlade Brake Band Adjustment Brake Actuator Rod Adjustment Set Forward Travel Limit Stop StepForward Speed Control Stop Steering Lever Adjustment Steering Lever End Play Adjustment StepNeutral Function Adjustment Step Neutral Function AdjustmentStraight Ground Travel Adjustment Step Tilt-Up Deck Adjustable Stop GHS Full Signal Horn with Grass-Pak Switch Carburetor AdjustmentTroubleshooting When Horn Fails to Operate Checking the Grass-PakSwitch Adjustment When Horn Sounds at the Wrong TimeGrass-PakSwitch Vane Adjustment Circuit BreakersWiring Diagram Model MT Operator’s Notes Operator’s Notes Operator’s Notes Limited Warranty For Walker Commercial Rider Mower Sound Test Vibration Level

MT specifications

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