Toro Groundsmaster 4300-D Service Repair Manual

Table of Content – Groundsmaster 4300-D

Title Page
Revision History
Reader Comments
Preface
1 – Safety
Safety Instructions
Before Operating
While Operating
Maintenance and Service
Jacking Instructions
Safety and Instruction Decals
2 – Product Records and Maintenance
Product Records
Maintenance
Equivalents and Conversions
Torque Specifications
Fastener Identification
Using a Torque Wrench with an Offset Wrench
Standard Torque for Dry, Zinc Plated and Steel Fasteners (Inch Series)
Standard Torque for Dry, Zinc Plated and Steel Fasteners (Metric Series)
Other Torque Specifications
Conversion Factors
3 – Kubota Diesel Engine
General Information
Operator’s Manual
Stopping the Engine
Specifications
Adjustments
Adjust Throttle Control
Service and Repairs
Fuel System
Air Cleaner
Exhaust System
Radiator
Engine
Kubota 05 E3B Series Workshop Manual
4 – Hydraulic System
Specifications
General Information
Operator’s Manual
Check Hydraulic Fluid
Towing Machine
Hydraulic Hoses
Hydraulic Hose and Tube Installation (O–Ring Face Seal Fitting)
Hydraulic Fitting Installation (SAE Straight Thread O–Ring Fitting into Component Port)
Relieving Hydraulic System Pressure
Traction Circuit Component Failure
Hydraulic Schematic
Hydraulic Flow Diagrams
Traction Circuit
Mow Circuit
Mow Circuit Cutting Deck Blade Braking
Lift Circuit: Raise Cutting Decks
Lift Circuit: Lower Cutting Decks
Steering Circuit
Special Tools
Troubleshooting
General Hydraulic System Problems
Traction Circuit Problems
Mow Circuit Problems
Lift Circuit Problems
Steering Circuit Problems
Testing
Traction Circuit Relief Valve (R3) and (R4) Pressure Test
Traction Circuit Charge Pressure Test
Gear Pump (P3) Flow Test
Front Wheel Motor Efficiency Test
Piston (Traction) Pump Flow Test
Relief Valve (PRV1) and (PRV2) Pressure Test
Gear Pump (P1) and (P2) Flow Test
Deck Motor Efficiency Test
Lift Relief Valve (PRV) Pressure Test
Gear Pump (P4) Flow Test
Lift Cylinder Internal Leakage Test
Steering Relief Valve (R10) Pressure Test
Steering Cylinder Internal Leakage Test
Service and Repairs
General Precautions for Removing and Installing Hydraulic System Components
Check Hydraulic Lines and Hoses
Flush Hydraulic System
Filtering Closed–Loop Traction Circuit
Hydraulic System Start–up
Hydraulic Reservoir
Hydraulic Pump Drive Shaft
Hydraulic Pump Assembly
Piston (Traction) Pump Service
Gear Pump Service
Front Wheel Motors
Rear Wheel Motors
Wheel Motor Service
CrossTrax AWD Manifold
CrossTrax AWD Manifold Service
Deck Control Manifold
Deck Control Manifold Service
Cutting Deck Motor
Cutting Deck Motor Service
Lift Control Manifold
Lift Control Manifold Service
Lift Cylinder
Lift Cylinder Service
Steering Control Valve
Steering Control Valve Service
Steering Cylinder
Steering Cylinder Service
Oil Cooler
Danfoss LPV Pump Repair Manual
Danfoss LPV Pump Service Repair Manual
Parker Torqmotor Service Procedure
Danfoss OSPM Steering Unit Service Repair Manual
5 – Electrical System
General Information
Operator’s Manual
Toro Electronic Controller (TEC)
CAN–bus Communications
Electrical Drawings
Special Tools
Troubleshooting
Diagnostic Light
Diagnostic Display
TEC Controller Logic Chart
Starting Problems
General Run and Transport Problems
Cutting Deck Operating Problems
Electrical System Quick Checks
Battery Test (Open Circuit Test)
Charging System Test
Glow Plug System Test
Check Operation of Interlock Switches
Adjustments
Traction Neutral Switch
Parking Brake Switch
Mowith Transport Switch
Component Testing
Ignition Switch
Indicator Lights
Hour Meter
Temperature Gauge
PTO Switch
Headlight Switch
Seat Switch
Joystick Raise and Lower Switches
Traction Neutral Switch
Parking Brake Switch
Mowith Transport Switch
Start Relay
Main Power and Glow Relays
Toro Electronic Controller (TEC)
Fuses
Diode Assembly
Fusible Link Harness
Hydraulic Solenoid Valve Coil
Temperature Sender
High Temperature Shutdown Switch
Oil Pressure Switch
Fuel Stop Solenoid
Fuel Pump
Service and Repairs
Battery Storage
Battery Care
Battery Service
Battery Removal and Installation
Battery Inspection and Maintenance
Battery Testing
Battery Charging
Hydraulic Solenoid Valve Coil
6 – Chassis
Specifications
General Information
Operator’s Manual
Special Tools
Service and Repairs
Wheels
Steering Column
Brake Service
Rear Axle Motor Housings
Rear Axle
Control Arm
Operator Seat
Mechanical Seat Suspension
Front Lift Arms
Rear Lift Arms
7 – Cutting Decks
Specifications
General Information
Operator’s Manual
Troubleshooting
Factors That Can Affect Quality of Cut
Special Tools
Adjustments
Blade Stopping Time
Service and Repairs
Blade Spindle Assembly
Blade Spindle Service
Rear Roller
Rear Roller Service
Front Roller Service
Cutting Deck Carrier Frame
8 – Foldout Drawings
Hydraulic Schematic
Electrical Schematic Sheet 1 of 2 (Serial numbers below 315000000)
Electrical Schematic Sheet 2 of 2 (Serial numbers below 315000000)
Eclectrical Schematic (Serial numbers 315000001 to 403430000)
Eclectrical Schematic (Serial numbers above 403430001)
Main Wire Harness Drawing (Serial numbers below 315000000)
Main Wire Harness Diagram (Serial numbers below 315000000)
Main Wiring Harness Drawing (Serial numbers 315000001 to 403430000)
Main Wiring Harness Diagram (Serial numbers 315000001 to 403430000)
Main Wiring Harness Drawing (Serial numbers 403430001 to 405699999)
Main Wiring Harness Diagram (Serial numbers 403430001 to 405699999)
Main Wiring Harness Drawing (Serial numbers above 405700000)
Main Wiring Harness Diagram (Serial numbers above 405700000)
Seat Wire Harness Drawing
Seat Wire Harness Diagram
Engine Wire Harness Drawing
Engine Wire Harness Diagram