🏷️ Basic Information Identification Make: Fiat Trattori Model: 680 / 680DT 👋 Introduction Market Position Target User: Owners, mechanics, and technicians specializing in Fiat Trattori agricultural equipment. Competitive Analysis Value Proposition: Provides all necessary information to perform repairs and maintenance efficiently, saving time and money compared to professional dealer service or guesswork. Key Features Accessibility: Easy navigation with a table of contents for quick information retrieval. Convenience: Instant download for immediate access to repair information. 📋 Manual Details Coverage Areas Primary Coverage: Complete service, repair, maintenance, and troubleshooting for Fiat Trattori 680 and 680DT models. Page Count Estimated Page Count: Extensive (Specific page count not provided, but described as comprehensive for all service and repair information). Manual Type Type: Factory Service Repair Manual / Workshop Manual / Troubleshooting Manual Language Language: English Format Format: PDF 📖 Manual Coverage Systems Covered Engine: Engine overhaul, diagnosis, fuel system, cooling system, lubrication system, starting and charging. Transmission: Transmission overhaul, clutch, gearbox, differential, final drives, PTO (Power Take-Off). Hydraulics: Hydraulic system diagnosis, pump, cylinders, control valves, hydraulic oil specifications. Electrical: Wiring diagrams, starter motor, alternator, lighting, instrumentation, electrical component testing. Chassis And Body: Frame, steering system, front axle, rear axle, brakes, wheels, tires, body panels, hitch. Steering: Manual steering system overhaul, hydraulic power steering components and diagnosis. Brakes: Brake system maintenance, repair, bleeding, adjustment, and hydraulic components. Front Axle: Front axle components, kingpins, bearings, steering knuckles (especially for DT 4WD models). Rear Axle: Rear axle housing, differential, final drives, and associated bearings. Procedures Included Maintenance: Scheduled maintenance, lubrication, fluid checks and changes, filter replacement, greasing points. Troubleshooting: Systematic diagnostic procedures for common and uncommon issues, fault finding charts. Repair: Detailed step-by-step repair instructions for all major and minor components, assembly and disassembly. Specifications: Torque values, clearances, adjustments, tolerances for all mechanical and electrical components. Recalibration: Calibration of instruments, hydraulic controls, and PTO speeds as applicable. Assembly Disassembly: Detailed instructions for complete engine, transmission, and hydraulic system teardown and reassembly. Technical Depth Depth: Comprehensive: Covers routine maintenance, diagnostics, component overhaul, and complete system rebuilding. Suitable for professional mechanics and experienced owners. 📊 Manual Specifications File Format Compatibility: Compatible with all versions of Windows and Mac. Software Requirements: Adobe PDF Reader, WinZip. Print Quality Quality: High-quality PDF with clear diagrams and text, suitable for printing. Binding Type Binding: Digital (PDF - no physical binding). Paper Type Paper Type: Digital (PDF - no physical paper type). ⚙️ Engine Specifications Primary Engine Engine Type: Diesel Engine Family: Fiat 8000 series (likely based on the Fiat OM CO3 engine family). Performance Displacement Cc: Typically around 3.8 - 4.5 liters (exact specification depends on specific variant, e.g., 680 N, 680 S). Horsepower Hp: Around 60-70 HP (exact figure varies by model and rating). Torque Nm: Specific torque figures would be detailed in the manual. Fuel System Injection System: Direct Injection (typically Bosch or similar injection pump). Fuel Type: Diesel Fuel Cooling System Cooling Method: Water-cooled 🔧 Transmission Standard Type: Manual Synchromesh Transmission Gear Speeds: Typically 8 forward speeds and 4 reverse speeds, potentially with a creeper gear option or dual-speed PTO. Optional Options: Dual-clutch (non-synchronized) or other transmission configurations might exist for specific markets or variants. The 'DT' in 680DT typically denotes a 'Dual Traction' (4WD) variant. Features Pto: Multi-speed Power Take-Off (PTO) is a standard feature, often 540/1000 RPM, with ground speed PTO also possible. Differential Lock: Rear differential lock is a common feature on these tractors for improved traction. 📐 Dimensions Exterior Wheelbase Mm: Specific dimensions would be detailed in the manual; typically in the range of 2100-2250 mm for tractors of this class. Weights Operating Weight Kg: Approximately 2500-3000 kg, depending on configuration (e.g., 2WD vs. 4WD, presence of front weights). Tow Rating Kg: Specific tow ratings would be detailed in the manual, usually substantial for agricultural tractors. 🛡️ Safety Features Ratings Rollover Protection: ROPS (Roll Over Protective Structure) might be an option or standard depending on the production year and market. Manual would cover installation/inspection of ROPS. Active Features Braking System: Hydraulically assisted drum or disc brakes on rear wheels; front brakes on 4WD models. Passive Features Seatbelt: Seatbelt might be present if equipped with a safety frame/cab. 💡 Technology Features Infotainment Radio: Optional, typically a basic AM/FM radio, if fitted. Driver Assistance Traction Control: Limited to mechanical differential lock on rear axle for 2WD and front/rear axles on 4WD (DT) models. Connectivity Power Takeoff Speed: Standard PTO speeds are often selectable (e.g., 540/1000 RPM), and sometimes ground speed PTO for specific implements. 🔧 Maintenance Service Intervals Engine Oil Change Hours: Typically every 250-500 operating hours, depending on operating conditions and oil type used. Air Filter Replacement Hours: Check regularly, replace as needed (e.g., every 250-500 hours or when restriction indicator shows). Hydraulic Fluid Change Hours: Typically every 500-1000 operating hours. Fluid Specifications Engine Oil Type:...