From inside (document excerpt):
Part No. 09172SL Service Manual (Models 30857 and 30858) GroundsmasterR 4500-D/4700-D Preface The purpose of this publication is to provide the service technician with information for troubleshooting, testing and repair of major systems and components on the Groundsmaster 4500–D (Model 30857) and 4700–D (Model 30858). REFER TO THE TRACTION UNIT AND CUTTING UNIT OPERATOR’S MANUALS FOR OPERATING, MAINTENANCE AND ADJUSTMENT INSTRUCTIONS.
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For reference, insert a copy of the Operator’s Manuals and Parts Catalog for your machine into Chapter 2 of this service manual. Additional copies of the Operator’s Manuals and Parts Catalog are available on the internet at www.Toro.com. The Toro Company reserves the right to change product specifications or this publication without notice. This safety symbol means DANGER, WARNING or CAUTION, PERSONAL SAFETY INSTRUCTION. When you see this symbol, carefully read the instructions that follow. Failure to obey the instructions may result in personal injury. NOTE: A NOTE will give general information about the correct operation, maintenance, service, testing or repair of the machine. IMPORTANT: The IMPORTANT notice will give important instructions which must be followed to prevent damage to systems or components on the machine. Groundsmaster 4500- D – Groundsmaster 4700- D – E The Toro Company – 2009 This page is intentionally blank. Groundsmaster 4500–D/4700–D Table Of Contents Chapter 1 – Safety General Safety Instructions 1 — 2 Jacking Instructions . 1 — 4 Safety and Instruction Decals 1 — 5 Chapter 2 – Product Records and Maintenance Product Records . Maintenance . Equivalents and Conversions Torque Specifications . Chapter 3 – Kubota Diesel Engine Specifications 3 — 2 General Information 3 — 3 Service and Repairs 3 — 4 KUBOTA WORKSHOP MANUAL, DIESEL ENGINE, V2403–M–T–E3B SERIES Chapter 4 – Hydraulic System Specifications 4 — 3 General Information 4 — 4 Hydraulic Schematics 4 — 10 Hydraulic Flow Diagrams . 4 — 12 Special Tools . 4 — 32 Troubleshooting . 4 — 35 Testing . 4 — 41 Service and Repairs . 4 — 68 EATON MODEL 72400 SERVO CONTROLLED PISTON PUMP REPAIR INFORMATION EATON MODEL 74318 and 74348 PISTON MOTORS: FIXED DISPLACEMENT, VALVE PLATE DESIGN REPAIR INFORMATION SAUER–DANFOSS STEERING UNIT TYPE OSPM SERVICE MANUAL Chapter 5 – Electrical System General Information 5 — 2 Electrical Drawings . 5 — 3 Special Tools 5 — 4 Troubleshooting 5 — 6 Electrical System Quick Checks . 5 — 13 Component Testing 5 — 15 Service and Repairs . 5 — 33 Chapter 6 – Axles, Planetaries and Brakes Specifications 6 — 2 General Information 6 — 3 Service and Repairs 6 — 4 Chapter 7 – Chassis General Information 7 — 2 Service and Repairs 7 — 4 Chapter 8 – Cutting Decks Specifications General Information Troubleshooting Special Tools Adjustments . Service and Repairs Chapter 9 – Foldout Drawings Hydraulic Schematics . 9 — 3 Electrical Schematic 9 — 5 Wire Harness Drawings .
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Company Web Site: www.toro.com