Service Manual
Table Of Contents
- Title Page
- Revision History
- Reader Comments
- Preface
- Table Of Contents
- 1 - Safety
- 2 - Product Records and Maintenance
- 3 - Gasoline Engine
- 4 - Diesel Engine
- 5 - Hydraulic System
- Table of Contents
- Specifications
- General Information
- Operator's Manuals
- Check Hydraulic Fluid Level
- Pushing Traction Unit
- Relieving Hydraulic System Pressure
- Traction Circuit Component Failure
- Hydraulic Hoses
- Hydraulic Hose and Tube Installation (O-Ring Face Seal Fitting)
- Hydraulic Fitting Installation (SAE Straight Thread O-Ring Fitting into Component Port)
- Hydraulic Schematic
- Hydraulic Flow Diagrams
- Special Tools
- Troubleshooting
- Testing
- Charge Relief Valve Pressure Test (Using Tester with Flowmeter and Pressure Gauge)
- Piston (Traction) Pump Flow Test (Using Tester with Flowmeter and Pressure Gauge)
- Wheel Motor Efficiency Test (Using Tester with Flowmeter and Pressure Gauge)
- Steering/Lift Relief Valve Pressure Test (Using Pressure Gauge)
- Lower Cutting Units Relief Valve (RV) Pressure Test (Using Pressure Gauge)
- Steering/Lift Circuit Gear Pump Flow Test (Using Tester with Flowmeter and Pressure Gauge)
- Power Steering Valve Test
- Mow Circuit Gear Pump Flow Test (Using Tester with Flowmeter and Pressure Gauge)
- Mow Circuit Relief Pressure Test (Using Tester with Flowmeter and Pressure Gauge)
- Reel Motor Case Drain Flow Test (Using Tester with Flowmeter and Pressure Gauge)
- Adjustments
- Service and Repairs
- General Precautions for Removing and Installing Hydraulic System Components
- Flush Hydraulic System
- Filtering Closed-Loop Traction Circuit
- Hydraulic System Start-up
- Gear Pump
- Gear Pump Service
- Piston (Traction) Pump Neutral Assembly
- Piston (Traction) Pump
- Piston (Traction) Pump Service
- Piston Pump Crush Ring Replacement
- Front Wheel Motors
- Rear Wheel Motor (Optional 3WD)
- Wheel Motor Service
- Cutting Reel Motors
- Cutting Reel Motor Service
- Mow Control Manifold
- Mow Control Manifold Service
- Control Manifold Cartridge Valve Service
- Lift Cylinders
- Lift Cylinder Service
- Lift Control Manifold
- Lift Control Manifold Service
- Power Steering Valve
- Power Steering Valve Service
- Steering Cylinder
- Steering Cylinder Service
- Hydraulic Reservoir (Machines Equipped with Turf GuardianTM Leak Detector System)
- Hydraulic Reservoir (Machines Not Equipped with Turf GuardianTM Leak Detector System)
- Leak Detector Tank (Machines Equipped with Turf GuardianTM Leak Detector System)
- Leak Detector Solenoid Valve Assembly (Machines Equipped with Turf GuardianTM Leak Detector System)
- 6 - Electrical System
- Table of Contents
- General Information
- Turf GuardianTM Leak Detector System Operation
- Special Tools
- Troubleshooting
- Electrical System Quick Checks
- Adjustments
- Component Testing
- Ignition Switch (Serial Number Below 312000000)
- Ignition Switch (Serial Number Above 312000000)
- Engine Oil Pressure Indicator Light (Greensmaster 3300)
- Indicator Lights (Greensmaster 3400)
- Hour Meter
- Fuse Block (Greensmaster 3300)
- Fuse Block (Greensmaster 3400 with Serial Number Below 312000000)
- Fuse Block (Greensmaster 3400 with Serial Number Above 312000000)
- Fusible Links
- Seat Switch
- Neutral and Mow Switches
- Parking Brake Switch
- Joystick Raise and Lower Switches
- Backlap Switch
- Hydraulic Solenoid Valve Coils
- Main Power, Charge Circuit (Greensmaster 3300), Glow (Greensmaster 3400) and Fan (Greensmaster 3400) Relays
- Kill (Greensmaster 3300) and Start (Greensmaster 3400) Relays
- Toro Electronic Controller (TEC)
- CAN-bus Termination Resistors
- Turf GuardianTM Leak Detector Oil Level Sensor (If Equipped)
- Turf GuardianTM Leak Detector Alarm (If Equipped)
- Starter Solenoid (Greensmaster 3300)
- Fuel Pump (Greensmaster 3400 machines)
- Fuel Solenoid (Greensmaster 3400 machines)
- Temperature Sender (Greensmaster 3400 machines)
- Diode Assembly (Greensmaster 3400)
- Service and Repairs
- 7 - Chassis
- 8 - DPA Cutting Units
- 9 - Belt Driven Groomer (Optional)
- Table of Contents
- Specifications
- General Information
- Troubleshooting
- Adjustments
- Service and Repairs
- Groomer Belt Replacement (Forward Rotating Groomer Drive)
- Groomer Cover (Counter Rotating Groomer Drive)
- Grooming Reel (Forward Rotating Groomer Drive)
- Grooming Reel (Counter Rotating Groomer Drive)
- Grooming Reel Service
- Grooming Reel Bearing Replacement
- Idler Assembly (Forward Rotating Groomer Drive)
- Idler Assembly (Counter Rotating Groomer Drive)
- Lift Arm Assembly
- Groomer Brush
- 10 : Universal Groomer (Optional)
- 11 - Foldout Drawings
- Hydraulic Schematic
- Electrical Schematic Greensmaster 3300(Serial Number Below 312000000)
- Electrical Schematic Greensmaster 3300 (Serial Numbers 312000001 to 314000000)
- Electrical Schematic GR3400
- Greensmaster 3300 Electrical Schematic (Serial Numbers 314000001 to 316000000)
- Greensmaster 3300 Electrical Schematic (Serial Numbers 316000001 to 403410000)
- Greensmaster 3300 Electrical Schematic (Serial Numbers above 403410001)
- Electrical SchematicGreensmaster 3400(Serial Number Below 312000000)
- Electrical Schematic Greensmaster 3400(Serial Number 312000001 to 314000000)
- Greensmaster 3400 Electrical Schematic (Serial Numbers 314000001 to 316000000)
- Greensmaster 3400 Electrical Schematic (Serial Numbers 316000001 to 403420000)
- Greensmaster 3400 Electrical Schematic (Serial Numbers above 403420001)
- Wire Harness Drawing Greensmaster 3300(Serial Number Below 312000000)
- Wire Harness Drawing Greensmaster 3300 (Serial Numbers 312000001 to 316000000)
- Wire Harness Drawing Greensmaster 3300 (Serial Numbers 316000001 to 403410000)
- Wire Harness Drawing Greensmaster 3300 (Serial Numbers 403410001 to 406000000)
- Wire Harness Drawing Greensmaster 3300(Serial Numbers above 406000001)
- Wire Harness Drawing Greensmaster 3400 (Serial Number Below 312000000)
- Wire Harness Drawing Greensmaster 3400 (Serial Numbers 312000000 to 314000000)
- Wire Harness Drawing Greensmaster 3400 (Serial Numbers 314000001 to 316000000)
- Wire Harness Drawing Greensmaster 3400 (Serial Numbers 316000001 to 316000500)
- Wire Harness Drawing Greensmaster 3400 (Serial Numbers 316000501 to 403420000)
- Wire Harness Drawing Greensmaster 3400 (Serial Numbers 403420000 to 405700000)
- Wire Harness Drawing Greensmaster 3400 (Serial Numbers above 405700001)
Greensmaster 3300/3400 Hydraulic SystemPage 5 − 1
Chapter 5
Hydraulic System
Table of Contents
SPECIFICATIONS 3............................
GENERAL INFORMATION 4.....................
Operator’s Manuals 4.........................
Check Hydraulic Fluid Level 4..................
Pushing Traction Unit 4........................
Relieving Hydraulic System Pressure 5..........
Traction Circuit Component Failure 5............
Hydraulic Hoses 6............................
Hydraulic Hose and Tube Installation (O−Ring
Face Seal Fitting) 7.........................
Hydraulic Fitting Installation (SAE Straight Thread
O−Ring Fitting into Component Port) 8.........
HYDRAULIC SCHEMATIC 10....................
HYDRAULIC FLOW DIAGRAMS 12...............
Traction Circuit 12............................
Lower Cutting Units 14........................
Raise Cutting Units 16.........................
Mow and Backlap 18..........................
Right and Left Turn 20.........................
SPECIAL TOOLS 22............................
TROUBLESHOOTING 26........................
General Hydraulic System Problems 26..........
Traction Circuit Problems 27...................
Mow Circuit Problems 28......................
Lift/Lower Circuit Problems 29..................
Steering Circuit Problems 30...................
TESTING 32...................................
Charge Relief Valve Pressure Test 34...........
Piston (Traction) Pump Flow Test 36............
Wheel Motor Efficiency Test 38.................
Steering/Lift Relief Valve Pressure Test 40.......
Lower Cutting Units Relief Valve (RV)
Pressure Test 42............................
Steering/Lift Circuit Gear Pump Flow Test 44.....
Power Steering Valve Test 46...................
Mow Circuit Gear Pump Flow Test 48............
Mow Circuit Relief Pressure Test 50.............
Reel Motor Case Drain Flow Test 52............
ADJUSTMENTS 54.............................
Adjust Manifold Relief Valves 54................
Adjust Traction Control Assembly 55............
SERVICE AND REPAIRS 56.....................
General Precautions for Removing and
Installing Hydraulic System Components 56....
Flush Hydraulic System 57.....................
Filtering Closed−Loop Traction Circuit 58........
Hydraulic System Start−up 59..................
Gear Pump 60................................
Gear Pump Service 62........................
Piston (Traction) Pump Neutral System 64.......
Piston (Traction) Pump 66.....................
Piston (Traction) Pump Service 70..............
Piston Pump Crush Ring Replacement 72........
Front Wheel Motors 74........................
Rear Wheel Motor (Optional 3WD) 76...........
Wheel Motor Service 78.......................
Cutting Reel Motors 80........................
Cutting Reel Motor Service 82..................
Mow Control Manifold 86......................
Mow Control Manifold Service 88...............
Control Manifold Cartridge Valve Service 91......
Lift Cylinders 92..............................
Lift Cylinder Service 94........................
Lift Control Manifold 96........................
Lift Control Manifold Service 98.................
Power Steering Valve 100......................
Power Steering Valve Service 102...............
Steering Cylinder 104.........................
Steering Cylinder Service 106..................
Hydraulic Reservoir (Machines Equipped with
Turf Guardiant Leak Detector System) 108....
Hydraulic Reservoir (Machines Not Equipped with
Turf Guardiant Leak Detector System)110....
Leak Detector Tank (Machines Equipped with Turf
Guardiant Leak Detector System)112........
Leak Detector Solenoid Valve Assembly (Machines
Equipped with Turf Guardiant Leak Detector
System) 116................................
EATON, MEDIUM DUTY PISTON PUMP, REPAIR
INFORMATION, MODEL 70160 VARIABLE
DISPLACEMENT PISTON PUMP
PARKER TORQMOTOR
TM
SERVICE PROCEDURE
(TC, TB, TE, TJ, TF, TG, TH AND TL SERIES)
DANFOSS STEERING UNIT TYPE OSPM SERVICE
MANUAL
Hydraulic
System