Great Dane GDRZ61-26KHE, GDRZ72-27KHE, GDRZ61-25KAE, GDRZ61-28KHE Hydraulic System Hose Routing

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SERVICE TRANSMISSION

Hydraulic System Hose Routing

A

B

C

F

ED

MX15332

A- Hydraulic Reservoir

B- Oil Filter

C- Right Hydraulic Pump

D- Right Wheel Motor

E- Left Wheel Motor

F- Left Hydraulic Pump

Service Transmission - 35

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Contents OPERATOR’S Manual Using Your Operator’s Manual IntroductionSpecial Messages Record Identification Numbers Product IdentificationTable of Contents Understanding The Machine Safety Labels SafetyM131748, MX15340 Canadian Electromagnetic Compatibility EMC Compliance Emission Control System Certification LabelEmission Compliance Period CertificationOperating Safely Operator Training RequiredRotating Blades are Dangerous Using a Spark ArrestorChecking Mowing Area Parking SafelyKeep Riders Off Avoid TippingChecking Wheel Bolts Practice Safe Maintenance Wear Appropriate ClothingDriving Safely on Public Roads Tire Safety Avoid High-Pressure FluidsPrevent Fires Handling Fuel Safely Handling Waste Products and ChemicalsFuel and fuel vapors are highly flammable Operator Station Controls Daily Operating ChecklistTesting Safety Systems OperatingTesting Seat Switch Testing PTO SwitchTesting Park Brake Switch Testing Neutral Start SwitchRaising and Lowering Operator Seat Adjusting SeatAdjusting Mower Deck Cutting Height Mounting and Dismounting Machine SafelyUsing the Park Brake Adjusting Mower Deck Anti-Scalp WheelsEngage PTO Using the Key SwitchUsing the PTO Unlocking Park BrakeUsing the Motion Control Levers Using the Throttle LeverUsing the Hourmeter Using the Choke Carbureted Engines OnlyNeutral Lock Position Optional Over the Lap Levers Sharp Left Turn Forward Gentle Right TurnReverse Gentle Left TurnStarting the Engine Stopping the Engine Engaging MowerPicture Note Left pump shown Using Hydraulic Pump Free-Wheel ValvesTransporting Machine Mowing TipsMowing Travel Speeds Dismounting to Inspect MowerAvoid Damage to Plastic and Painted Surfaces Replacement Parts PartsPart Numbers Service Intervals Lubrication Points Service LubricationGrease Spray LubricantPicture Note 72-inch mower deck Picture Note 48-, 52- and 61-inch mower decksService Engine Oil Capacity With Filter Dry Checking and Cleaning Air Filter ElementsCleaning Engine Air Intake Screen and Fan Cleaning Engine Oil Cooler Kohler EnginesPicture Note Kawasaki engine shown Checking Spark Plug Adjusting Carburetor Carbureted EnginesReplacing Fuel Filter Carbureted Engines Replacing Fuel Filter Fuel Injected EnginesPriming Fuel Injectors Fuel Injected Engines Troubleshooting the Kohler Electronic Fuel Injection SystemService Engine Changing Hydraulic Oil and Filter Service TransmissionHydraulic Oil Checking Hydraulic Oil Level Cleaning Hydraulic Pump Cooling Fins Removing and Installing Traction Drive BeltChecking and Adjusting Motion Control Linkages Neutral Creep AdjustmentCheck Maximum Speed Drift Maximum Speed Drift Adjustment Hydraulic System Hose Routing Cooling Orifice Hydraulic System SchematicServicing Front Caster Wheel Roller Bearings Chariot LX Service Steering & BrakesRemove and Install Front Caster Wheels Servicing Front Caster Wheel Roller Bearings ChariotServicing Caster Spindle Bearings Adjusting Front Caster Spindle BearingCheck Alignment Height Adjustment ProcedureAlignment Procedure Adjusting Park BrakeService Mower Removing and Installing Mower Deck Foot PlateRemoving and Installing Mower Deck Belt Shields Picture Note Discharge chute raised for photo clarity Adjusting Level Side-to-SideLeveling Mower Deck Checking Level Side-to-SideAdjust Thrust Arm-to-Stop Rod Clearance Transport Position Checking and Adjusting Cutting HeightAdjusting Deck Lift Assist Spring Tension Adjust Assist Spring TensionCheck Spring Tension MX15328 MX15318 Checking and Replacing Mower Blades Sharpening Blades Balancing BladesReplacing Mower Blades Replacing Mower Spindle Bearings 72-Inch Mower Deck Service Mower Service Electrical Removing and Installing the BatteryCleaning Battery and Terminals Replacing Fuses Fuel Injected Engines Using Booster BatteryBooster Battery Disabled Vehicle Battery Replacing Fuse Carbureted EnginesBurnishing the PTO Clutch Wiring Schematic Carbureted Engines Wiring Schematic 26 HP Fuel Injected Engine Wiring Schematic 28 HP Fuel Injected Engine Tire Size Pressure Service MiscellaneousFilling Fuel Tank Checking Tire PressureCleaning and Repairing Metal Surfaces Remove and Install Rear Drive WheelsTroubleshooting Using Troubleshooting ChartCheck Troubleshooting Electrical System Machine Park BrakeSteering Mower Deck Preparing Fuel and Engine for Storage Storing SafetyStorage Preparing Machine for StorageAssembly Lubricate Machine Install Motion Control LeversInstall Seat Check Safety SystemInitial Adjustments Specifications Height Adjustment Increments mm 1/2 Index Belt Shields, Removing and Installing Mower DeckSpindle Bearings, Replace, 48-, 52- and 61-In. Decks Record Service Dates Service Record GD