Basic Information Identification Make: John Deere Model: 4500, 4600, 4700 Compact Utility Tractors Product Name: John Deere 4500 4600 4700 Compact Utility Tractors Service Technical Manual (TM1679) Related Models In Description: John Deere 850, 900HC, 950, 1050 Tractors Codes Manual Number: TM1679 Introduction Market Position Market Segment: Compact Utility Tractors (CUTs), aimed at property owners, small farms, landscapers, and light construction applications. Competitive Analysis Competitors: Kubota (L-series), Mahindra (eMax, 1000 series), Massey Ferguson (GC-series), Yanmar (SA-series). Key Features Versatility: Designed to accommodate a wide range of attachments (mowers, loaders, backhoes, snow blowers, etc.), enhancing their utility. Operator Comfort: Often feature comfortable seating, ergonomic controls, and good visibility, making them suitable for extended use. Compact Size: Maneuverable in tight spaces, ideal for residential properties and complex landscaping. Manual Details Coverage Areas Engine: Yes Transmission: Yes Hydraulic System: Yes Electrical System: Yes Drivetrain: Yes Frame And Body: Yes Operator Station: Yes Front Axle And Steering: Yes Rear Axle And Brakes: Yes Power Takeoff Pto: Yes Maintenance Procedures: Yes Troubleshooting: Yes Diagnostics: Yes Specifications: Yes Wiring Diagrams: Yes Schematics: Yes Page Count Page Count: Not specified in provided text Manual Type Manual Type: Service Technical Manual (Workshop Manual) Language Language: English Format Format: Likely digital (PDF) or printed, described as 'easy-to-read text sections with top quality diagrams' Manual Coverage Systems Covered Engine Overhaul: Comprehensive overhaul procedures, including disassembly, inspection, and reassembly of engine components. Transmission Service: Detailed procedures for servicing, repairing, and overhauling hydrostatic and mechanical transmission systems. Hydraulic System Diagnostics: In-depth troubleshooting and repair of hydraulic pumps, valves, cylinders, and related components. Electrical System Schematics: Complete electrical schematics, wiring diagrams, component identification, and troubleshooting guides for all electrical circuits. Drivetrain Repair: Procedures for servicing and repairing front and rear axles, differentials, PTO driveshafts, and associated components. Steering And Braking: Detailed instructions for the maintenance, repair, and adjustment of steering systems and braking mechanisms. Pto System Maintenance: Specific guidance on maintaining and repairing the power take-off (PTO) systems, including rear and mid-PTO if applicable. Procedures Included Routine Maintenance: Scheduled maintenance tasks, fluid changes, filter replacements, lubrication points, and inspection routines. Component Removal And Installation: Step-by-step guides for removing and reinstalling major and minor tractor components. Troubleshooting Charts: Systematic diagnostic flowcharts and tables to identify and resolve common and uncommon operational issues. Torque Specifications: Precise torque values for critical fasteners across all systems. Special Tool Requirements: Identification of specific tools required for various repair and maintenance procedures. Technical Depth Depth: Comprehensive, covering from basic maintenance to major overhauls and detailed diagnostics. Diagnostics Level: Advanced diagnostics, including interpretation of symptoms and systematic troubleshooting. Rebuild Instructions: Detailed procedures for complete engine, transmission, and hydraulic system rebuilds. Adjustment Procedures: Specific instructions for adjusting various systems, such as clutch, brakes, and PTO engagement. Manual Specifications File Format File Format Expectation: Likely PDF for digital versions, offering searchability and easy navigation. Print Quality Diagram Quality: High quality, as described in the product description, essential for accurate repairs. Binding Type Binding Type Expectation: For printed versions, professional binding (e.g., comb binding, spiral binding, perfect binding) to allow for flat opening. Paper Type Paper Type Expectation: Durable paper stock suitable for workshop environments, potentially glossy for diagrams. Engine Specifications Primary Engine Engine Type General: Typically 3-cylinder, liquid-cooled diesel engines. Engine Displacement Typical: Ranges from approximately 1.6L to 2.4L depending on the specific model (4500, 4600, 4700). Performance Horsepower Range Net Engine: Approximately 25 HP to 40 HP, with PTO horsepower typically lower. Fuel System Fuel Type: Diesel Injection System: Likely direct injection, potentially with indirect injection on earlier models or specific variants. Cooling System Cooling Method: Liquid-cooled Transmission Standard Transmission Type Standard: Hydrostatic Transmission (HST) is common, offering variable speed control. Optional Transmission Type Optional: Some models might have offered a gear-shift transmission as an option, though HST is prevalent. Features Pto Speeds: Typically 540 RPM rear PTO, with optional mid-PTO availability for certain configurations. Drive Type: 4WD (Four-Wheel Drive) is standard on most compact utility tractors. Dimensions Exterior Wheelbase Typical: Varies by model, typically in the range of 65-75 inches. Length Typical: Varies by model, generally between 110-130 inches without attachments. Width Typical: Varies by model, typically around 50-60 inches at the widest point. Weights Operating Weight Typical: Ranges from approximately 2,000 to 3,000 lbs (900 to 1350 kg) without ballast or attachments. Safety Features Ratings Rollover Protection: ROPS (Roll Over Protective Structure) is standard, often with a foldable feature. A safety seatbelt is integrated. Active Features Differential Lock: Standard on 4WD models for improved traction in slippery conditions. Parking Brake: Mechanical parking brake system. Passive Features Operator Presence System: Seat-actuated system that typically disengages PTO and transmission when the operator leaves the seat. Technology Features Infotainment Infotainment Features: Basic controls focused on tractor operation; infotainment features like advanced audio systems are typically minimal or absent in this class of...