Service Manual
Table Of Contents
- Title Page
- Revision History
- Reader Comments
- Preface
- Table of Contents
- 1 - Safety
- 2 - Product Records and Maintenance
- 3 - Kubota Diesel Engine
- Kubota Diesel Engine Service Manual
- 4 - Hydraulic System
- Specifications
- General Information
- Hydraulic Schematic
- Hydraulic Flow Diagrams
- Special Tools
- Troubleshooting
- Testing
- Traction Circuit Charge Pressure (Using Pressure Gauge)
- Traction Circuit Relief Pressure (Using Pressure Gauge)
- Counterbalance Pressure (Using Pressure Gauge)
- Rear Traction Circuit (RV) Relief Pressure (Using Pressure Gauge)
- Traction Circuit Reducing Valve (PR) Pressure (Using Pressure Gauge)
- Cutting Deck Circuit Pressure (Using Pressure Gauge)
- PTO Relief Pressure (Using Tester with Pressure Gauges and Flow Meter)
- Cutting Deck Motor Case Drain Leakage (Using Tester with Pressure Gauges and Flow
- Cutting Deck Gear Pump Flow
- Steering Circuit Relief Pressure
- Lift/Lower Circuit Relief Pressure
- Steering and Lift/Lower Gear Pump Flow
- Engine Cooling Fan Circuit
- Engine Cooling Fan Circuit Gear Pump Flow
- Adjustments
- Service and Repairs
- General Precautions for Removing and Installing Hydraulic System Components
- Check Hydraulic Lines and Hoses
- Flush Hydraulic System
- Charge Hydraulic System
- Hydraulic Reservoir
- Hydraulic Oil Cooler
- Gear Pump
- Gear Pump Service
- Traction Circuit
- Piston (Traction) Pump
- Piston (Traction) Pump Service
- Rear Axle Motor
- Front Wheel Motor
- Rear Axle and Front Wheel Motor Service
- 4WD Manifold
- 4WD Manifold Service
- Traction (Flow Divider) Manifold
- Traction (Flow Divider) Manifold Service
- Filter Manifold
- Filter Manifold Service
- Steering and Cooling Fan Circuits
- Steering Valve
- Steering Valve Service
- Steering Cylinder
- Steering Cylinder Service
- Engine Cooling Fan Motor
- Engine Cooling Fan Motor Service
- Fan Drive Manifold
- Fan Drive Manifold Service
- PTO Circuit
- Cutting Deck Motor
- Cutting Deck Motor Service
- PTO Manifold
- PTO Manifold Service
- Lift/Lower Circuit
- Lift/Lower Control Valve
- Lift/Lower Control Valve Service
- Side Deck Lift Cylinder
- Front Deck Lift Cylinder
- Lift Cylinder Service
- Counterbalance Manifold
- Counterbalance Manifold Service
- Eaton Piston Pump Repair Information
- Eaton Piston Motor Repair Information
- 5 - Electrical System
- General Information
- Special Tools
- Troubleshooting
- Electrical System Quick Checks
- Component Testing
- Ignition Switch
- Fuses
- Warning Lights
- PTO Switch
- Alarm Silence and Temperature Override Switches
- Transport / 4WD Switch
- Flow Divider Switch
- Cooling Fan Switch
- Seat Switch
- Parking Brake Switch
- Hour Meter
- Audio Alarm
- Glow and Power Relays
- Start, Engine Shutdown, Seat, PTO, PTO Overtemp, Alarm and Over Temperature Relays
- Hydraulic Valve Solenoids
- TEC-5002 Controller
- Fuel Sender
- Fuel Gauge
- Fuel Pump
- Glow Controller
- Temperature Sender
- Dual Temperature Switch
- Temperature Gauge
- Traction Neutral Switch
- Diode Assemblies
- Diode Circuit Board
- Fusible Link Harness
- Cutting Deck Position Switch
- Engine Coolant and Hydraulic Oil Temperature Senders
- Service and Repairs
- 6 - Axles, Planetaries and Brakes
- 7 - Chassis
- 8 - Cutting Decks
- 9 - Foldout Drawings
- Hydraulic Schematic
- Electrical Schematic
- Glow Plug Circuits
- Crank Circuits
- Run (Transport) Circuits
- Run (Mow) Circuits
- High Temperature Warning Cuircuits
- Over Temperature Shutdown Circuits
- Engine Wire Harness
- Engine Wire Harness Diagram
- Front Wire Harness
- Front Wire Harness Diagram
- Console Wire Harness
- Console Wire Harness DIagram
Groundsmaster 4000--DHydraulic System Page 4 -- 24
Engine Cooling Fan Circuit (Forward Direction Shown)
Working Pressure
Low Pressure (Charge)
Return or Suction
Flow
Groundsmaster 4000--D
FAN DRIVE
MANIFOLD
RH PTO
MANIFOLD
4WD
MANIFOLD
LH PTO
MANIFOLD
FRONT PTO
MANIFOLD
TRACTION
MANIFOLD
COUNTERBALANCE
MANIFOLD
M1 M2 ST L
P1 P2T
RV1
RV2
LC2
LC1
S
P1
P2
M1
M2
RV1
RV2
LC2
LC1
S
P1
P2
M1
M2
OR
RV1
RV2
LC2
LC1
S
P1
P2
M1
M2
OR