Walker MDD (20.9 HP) Owner's Manual

Also see for MDD: Owner's manual Owner's manual

Contents

Maintenance Instructions46MAINTENANCE SCHEDULE CHART - RECOMMENDED SERVICE INTERVALS - MODEL MDDService Item Daily25Hours100Hours200Hours YearlyEvery2YearsRef.PageCheck Engine Crankcase Oil Level x 48Check Coolant Level in Radiatorand Overflow Tank x 60Clean Radiator Screen and Cooling Fins* x 58Check Security of Air Filtration Components x 61Check Air Filter Restriction Gauge x 56Clean Grass Buildup Under Deck x 58Clean GHS Exhaust Screen* x 42Clean GHS Blower* x 59Service Mower Blades x 62Check Functions of Instrument Panel andWarning Horn x 24Lubricate Grease Fittings and Oil Points* x 49Check PTO Gearbox Oil Level** x 53Check Battery Electrolyte Level x 61Check Hydrostatic Transmission Fluid x 54Check Tire Pressure x 62Check Drive Belts (Jackshaft, Engine PTO,GHS Blower, Ground Drive and Engine Fan Belt) x 63Check Gearbox Oil Seals x 63Check Turbine Precleaner* x 56Check/Clean Air Filter Element*** x 56Change Engine Crankcase Oil ∆ x 48Check Fan Belt Tension x 61Check/Adjust Blade Clutch (PTO) / Brake Action x 78Check Oil Level in Gear Axle x 53Clean Hydrostatic Transmission Cooling Fins x 60Change Engine Oil Filter x 48Check Radiator Hoses and Clamps x 64Check Fuel Lines and Clamps x 64Replace Air Filter Element andVacuator™ Valve*** x 56Replace Fuel Filters x 72Flush Radiator and Change Coolant x 58Service Battery x 61Check Fuel Injection Nozzle Pressure x 64Check/Adjust FSC Friction Lock x 81Check Engine Valve Clearance ∆∆ x 64Change Gear Axle Oil ∆∆∆ x 53Change Hydrostatic Transmission Fluid ∆∆∆ x 54Replace Radiator Hoses and Clamps x 64Replace Fuel Lines and Clamps x 64∗ More often in extremely dusty or dirty conditions (refer to notes about air cleaner element inIMPORTANT TIPS FOR CARE OF KUBOTA ENGINE)∗∗ Change PTO gearbox oil after first 100 hours of operation (break-in period)∗∗∗ Air cleaner is remote mounted Donaldson Radialseal™ unit, replace filter every year or after 6 cleanings∆ Change engine oil and filter after first 35 hours of operation of a new engine (break-in period)∆∆ Check every year or 800 hours∆∆∆ Change every 2 years or 1000 hoursCAUTIONMaintenance procedures requiring special training ortools should be performed by a trained technician.