Exmark 4500-497 manual Hydraulic Diagram

Page 45

Schematics

Hydraulic Diagram

BYPASS VALVE

HIGH PRESSURE

FORWARD

HIGH PRESSURE

REVERSE

HIGH PRESSURE

FORWARD

HIGH PRESSURE

CHARGE PUMP

CASE DRAIN

BYPASS VALVE

HIGH

PRESSURE

REVERSE

G007220

45

Image 45

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 Specifications Model NumbersSystems Hydrostatic Ground Drive System Tires & WheelsCutting Deck Torque Requirements DimensionsProduct Overview OperationControls Pre-Start Raise the Rollover Protection System Rops Operating InstructionsOpen the Fuel Shut-Off Valve Starting the EngineDriving the Machine Disengaging the PTOStopping 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 Schematics 31HP 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