Walker MS Operator's Manual

Also see for MS: Detailed instructions Owner's manual Illustrated parts manual Owner's manual

Maintenance Instructions42MAINTENANCE SCHEDULE CHART - RECOMMENDED SERVICE INTERVALS - MODEL MSService Item Daily 25Hours 50Hours 100Hours Yearly Every2 Years Ref.PageCheck Engine Crankcase Oil Level x 44Check/Clean Engine Air Cooling System* x 53Clean Grass Buildup Under Deck x 54Clean GHS Exhaust Screen* x 39Clean GHS Blower* x 55Service Mower Blades x 57Check Security of Air Filtration Components x 56Check Air Filter Restriction Gauge x 50Lubricate Grease Fittings and Oil Points* x 45Check Battery Electrolyte Level x 56Check Hydrostatic Transmission Fluid ΔΔΔ x 49Check Tire Pressure x 57Check Drive Belts (Engine, PTO, Ground Drive) x 59Check PTO and Deck Gearbox Oil Seals x 48Check Safety Switch System x 60Change Engine Crankcase Oil ** x 45Clean Fuel Filter x 52Check Air Filter Element* x 51Check Gear Axle Oil Level x 49Clean Hydrostatic Transmission Cooling Fins x 56Check/Regap Spark Plug x 59Check Wheel Bolt Torque (75 to 85 lb·ft) x ΔΔClean Engine Cooling Fins x 53Check Fuel Lines and Clamps x 59Replace Air Filter Elementand Dust Ejection Valve *** x 51Service Battery x 56Check Blade Brake Action x ΔΔCheck/Adjust Vertical Position ofGrass-Pak ® Switch x 67Check/Adjust FSC Friction Lock x 60Change Gear Axle Oil Δ x 49Change Hydrostatic Transmission Fluid Δ x ΔΔReplace Fuel Lines and Clamps x 59∗ More often in extremely dusty or dirty conditions(see notes about air cleaner element underIMPORTANT TIPS FOR CARE OF THE SUBARU ENGINE)∗∗ Change engine oil after first 8 hoursof operation of a new engine (break-in period)∗∗∗ Air cleaner is remote mounted Donaldson Radialseal unit,replace filters every year and dust ejection valve every yearor when worn or damagedΔ Change every 2 years or 1000 hoursΔΔ See your Walker dealer for this service orrefer to the Walker Service ManualΔΔΔ Hydrostatic transmissions are sealed - DO NOT OPENRESERVOIR CAPS - refer to Hydrostatic Transmission FluidCAUTIONMaintenance procedures requiring special training ortools should be performed by a trained technician.CAUTIONWhen performing maintenance with themower body raised, a safety prop shouldbe installed from back of body to chassisframe (fail-safe protection in case of failureof body lift support). For GHS Model,empty grass catcher before raising body.