MaintenanceNote: Determine the left and right sides of the machine from the normal operating position.Recommended Maintenance Schedule(s)Maintenance ServiceInterval Maintenance ProcedureAfter the first 8 hours • Change the engine oil.• Check the mower belt tension.After the first 25 hours • Check the mower belt tension.Before each use or daily• Check the safety system.• Grease the caster wheels and caster pivot.• Check the engine-oil level.• Clean the air-intake screen.• Clean the air intake screen from grass and debris before each use.• Check the brakes.• Inspect the blades.• Clean the mower deck.Every 25 hours • Clean the foam air-cleaner element.Every 50 hours• Grease the mower-belt idler.• Check the paper air-cleaner element.• Check the tire pressure.• Check the belts.• Check the mower belt tension.Every 100 hours• Change the engine oil.• Check the spark plugs.• Check and clean the engine-cooling fins and shrouds.Every 200 hours• Replace the paper air-cleaner element.• Change the oil filter.• Replace the fuel filter.• Replace the fuel-vent filter.Every 250 hours • Grease the transmission couplers (more often in dirty or dusty conditions).Every 400 hours • Grease the wheel bearings (more often in dirty or dusty conditions).Before storage • Paint chipped surfaces.• Perform all maintenance procedures listed above before storage.Important: Refer to your engine owner's manual for additional maintenance procedures.CAUTIONIf you leave the key in the ignition switch, someone could accidently start the engine and seriously injureyou or other bystanders.Remove the key from the ignition and disconnect the spark-plug wire(s) from the spark plug(s) before youdo any maintenance. Set the wire aside so that it does not accidentally contact the spark plug.24