Table of Contents

Maintenance Instructions __________ 46

MAINTENANCE SCHEDULE CHART _______ 46

IMPORTANT TIPS FOR CARE

OF THE KUBOTA ENGINE _______________ 47 Fuel System _________________________ 47 Starting/Stopping _____________________ 47 Cooling System ______________________ 47 Air Cleaner System ___________________ 47 Oil _________________________________ 47

LUBRICATION _________________________ 48 Engine Oil ___________________________ 48 Engine Break-In Oil __________________ 48 Checking Engine Crankcase Oil Level ___ 48 Changing Engine Crankcase Oil/Oil Filter _ 48 Grease Fitting and Oil Point Lubrication __ 49 Mower Deck Gearbox Lubrication _______ 52

DSD52 or DSD62

Mower Deck Lubrication _______________ 52 Tractor PTO Gearbox Lubrication _______ 53 Checking Gearbox Oil Level ___________ 53 Changing Gearbox Oil ________________ 53 Gear Axle Lubrication _________________ 53 Hydrostatic Transmission Fluid _________ 54

Checking Hydrostatic

Transmission Fluid Level ______________ 54 CLEANING ____________________________ 55 Engine Air Cleaner System _____________ 55 Turbine Precleaner __________________ 55 Donaldson Radialsealâ„¢ Air Cleaner _____ 56 Engine Cooling System ________________ 57 Radiator Screen and Cooling Fins ______ 57 Flushing Radiator and Changing Coolant _ 58 Grass Buildup in Mower Housing________ 58 GHS Blower _________________________ 59 GHS Exhaust Screen __________________ 59 Hydrostatic Transmission Cooling Fins __ 59 CHECKING/SERVICING _________________ 60 Engine Cooling System ________________ 60 Coolant Level ______________________ 60 Fan Belt Tension ____________________ 60 Security of Air Filtration Components ____ 61 Battery______________________________ 61 Electrolyte Level ____________________ 61 Cleaning the Terminals _______________ 61 Charging the Battery _________________ 61 Tire Pressure ________________________ 61 Sharpen Mower Blades ________________ 62 Drive Belts __________________________ 63 Mower Deck Gearbox Oil Seals _________ 63 Fuel Lines and Clamps ________________ 63 Radiator Hoses and Clamps ____________ 63 Blade Brake Action ___________________ 63

REPLACING/REPAIRING ________________ 64 Drive Belts __________________________ 64 Engine PTO Drive Belt _______________ 65 Jackshaft Drive Belt _________________ 66 GHS Blower Drive Belt _______________ 67 Hydrostatic Ground Drive Belt _________ 68 Engine Fan Belt ____________________ 69 Fuel Filter ___________________________ 70 Blade Overload Shear Bolts ____________ 70 PTO Shear Pin _______________________ 71 Mower Blades _______________________ 71 ADJUSTMENTS ________________________ 72 Steering Levers ______________________ 72 Tilt-Up Deck Adjustable Stop ___________ 72

GHS Signal Horn Adjustment

(When Horn Sounds at Wrong Time) _____ 72

Maintenance And Service

Record Sheet _______________________ 74

Warranty___________________________ 75