Exmark 4500-497 manual Cleaning, Clean Engine Cooling System

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Maintenance

If the clutch does not disengage, reinstall the shim and reference the Troubleshooting section.

c.Engage and disengage the PTO switch ten consecutive times to ensure the clutch is functioning properly. If the clutch does not engage properly, reference the Troubleshooting section.

Cleaning

Clean Engine Cooling System

Service Interval: Before each use or daily (May be required more often in dry or dirty conditions.)

CAUTION

Excessive debris around the engine cooling air intake and inside of the pump drive belt compartment and damaged or missing rubber baffles can cause the engine and hydraulic system to overheat which can create a fire hazard.

Clean all debris from inside of pump drive belt compartment daily.

1.Stop engine, wait for all moving parts to stop, and remove key. Engage parking brake.

2.Clean all debris from rotating engine air intake screen and from around engine shrouding.

3.Clean all debris from around the engine and drive belts.

Remove Accumulated Debris from Engine (Briggs & Stratton Units Only)

Service Interval: Before each use or daily

Engine parts should be kept clean to reduce the risk of overheating and ignition of accumulated debris.

1.Stop engine, wait for all moving parts to stop, and remove key. Engage parking brake.

2.Remove front panel from engine and clean around the intake manifold, fuel pump, and carburetor.

3.Reinstall the front panel.

Important: Do Not use water to clean engine. Use low pressure compressed air. See Engine Owner’s Manual.

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Contents Frontrunnertm California Introduction Contents Safety Alert Symbol SafetySafe Operating Practices TrainingSafety Operation Slope Operation Using the Rollover Protection System RopsMaintenance and Storage Safety Safety and Instructional Decals 109-2355 109-2356 109-2358 109-2377 109-2396 109-7413 116-1003 109-2360 Model Numbers SpecificationsSystems Tires & Wheels Hydrostatic Ground Drive SystemCutting Deck Torque Requirements DimensionsOperation Product OverviewControls Pre-Start Raise the Rollover Protection System Rops Operating InstructionsOpen the Fuel Shut-Off Valve Starting the EngineDisengaging the PTO Driving the MachineStopping the Engine Transporting a Unit TransportingLoading a Unit Recommended Maintenance Schedules MaintenanceCheck Engine Oil Level Check Battery ChargeEngine must initiate shutdown Check Safety Interlock SystemService Air Cleaner Check Rollover Protections Systems Roll Bar PinsCheck Seat Belt Check for Loose HardwareCheck Tire Pressures Check Auxiliary Hydraulic Oil LevelCheck Condition Of Belts Lubricate Grease FittingsPumps Places Lubricate Rear Caster Wheel HubsLubricate Brake Handle Pivot Lubricate Motion Control ShaftLubricate Brake Rod Bushings Lubricate Motion Control Bronze BushingsChange Hydraulic System Filter Fuel Tank Mounting Hardware SpecificationsCheck Wheel Hub Locknuts Thread Locking AdhesivesPark Brake Adjustment Pump Drive Belt ReplacementDielectric Grease Pump Drive Belt TensionMotion Control Linkage Adjustment Weight Transfer Spring Adjustment Clutch Shim Caster Pivot Bearings Pre-Load AdjustmentFeeler gauge Brake mounting bolt Clean Engine Cooling System CleaningBattery Disposal Remove Engine Shrouds and Clean Cooling FinsWaste Disposal Motor Oil DisposalProblem Possible Cause Corrective Action TroubleshootingTroubleshooting Ignition Switch Schematics31HP Ignition SwitchBlack / Grey Rown B Electrical Logic Schematic 27HP KohlerViolet Electrical Logic Schematic 31HP Briggs & StrattonHydraulic Diagram Exmark Commercial Turf Equipment Page Page Service Record Page Page See EXMARK’S Complete Line of Accessories and Options