🏷️ Basic Information Identification Make: Fiat Trattori Model: 680 / 680DT Product Type: Repair Service Manual 👋 Introduction Market Position Target Audience: Professional agricultural technicians, farm mechanics, and experienced DIY enthusiasts Competitive Analysis Value Proposition: Provides factory-level repair and maintenance information, enabling cost-effective and accurate servicing Key Features Feature 1: Step-by-step repair procedures Feature 2: Critical specifications and torque values Feature 3: Diagnostic and troubleshooting guidance Feature 4: Wiring diagrams and schematics Ease Of Use Accessibility: Instant download allows immediate access for urgent repairs 📋 Manual Details Coverage Areas Primary Coverage: Repair and Maintenance Page Count Estimated Pages: Refer to individual download details, typically comprehensive for workshop manuals Manual Type Type: Workshop Manual / Service Manual / Repair Manual Language Language: English Format File Format: PDF Printability: Full Printable Zoom Capability: Yes Delivery Delivery Method: Instant Download Requirements Software Requirements: Adobe PDF Reader, WinZip (or equivalent unzipping software) Compatibility: All Versions of Windows & Mac 📖 Manual Coverage Systems Covered Engine: Detailed repair, overhaul, and maintenance procedures for Fiat diesel engines Transmission: Repair and maintenance of gearbox, clutch, and final drives Hydraulics: Power steering, hydraulic lift system (PTO, implement control) Electrical: Wiring diagrams, starter, alternator, lighting, instrumentation troubleshooting Chassis: Front axle, rear axle, braking system, steering system Cooling System: Radiator, thermostat, water pump servicing Fuel System: Fuel injection pump, injectors, filters, fuel tank maintenance Exhaust System: Muffler and pipe inspection and replacement Pto: Power Take-Off unit servicing and repair Procedures Included Maintenance: Regular servicing, lubrication, fluid changes, filter replacements Disassembly Assembly: Step-by-step instructions for component removal and reinstallation Repair: Detailed repair procedures for all major systems and components Troubleshooting: Diagnostic procedures and common fault finding for various issues Cleaning: Component cleaning procedures during disassembly Reinstallation: Correct reassembly and testing procedures Specifications: Critical technical data, torque values, clearances, and tolerances Technical Depth Depth: Comprehensive, suitable for professional technicians and advanced DIY users Illustrations Visual Aids: Includes illustrations, diagrams, and pictures to aid in understanding 📊 Manual Specifications File Format Format: PDF Print Quality Resolution: High-resolution for clear viewing and printing Binding Type Binding: Digital (PDF format) Paper Type Paper Type: N/A (Digital Format) ⚙️ Engine Specifications Primary Engine Engine Family: Fiat 8000 Series Diesel (specific engine designation varies based on exact tractor configuration) Engine Type: Naturally Aspirated, Indirect Injection Diesel Performance Horsepower Range: Typically in the 60-70 HP range (exact figure depends on specific engine variant) Torque Range: Refer to specific engine data within the manual Fuel System Injection System: Bosch or similar quality mechanical diesel injection pump Cooling System Cooling Type: Water-cooled Lubrication Oil Type Recommendation: API CD or ACEA E2 specification diesel engine oil (refer to manual for specific viscosity grade, e.g., SAE 15W-40) Fluid Capacities Engine Oil Capacity: Approximately 9-12 Liters (refer to manual for exact capacity) 🔧 Transmission Standard Transmission Type: Manual Synchromesh Gearbox Optional Drive Type: 2WD (680) and 4WD (680DT - Dual Traction) Features Gear Selection: Multiple speed ranges, often with auxiliary gearboxes Fluid Requirements Gearbox Oil Type: GL-4 Hypoid Gear Oil (SAE 80W-90 or 85W-90, refer to manual for exact specification) Fluid Capacities Gearbox Oil Capacity: Refer to specific sections in the manual 📐 Dimensions Exterior General Type: Utility Tractor Weights Operating Weight: Approximately 2800-3500 kg (depending on configuration) 🛡️ Safety Features Ratings Rollover Protection: ROPS (Roll-Over Protective Structure) availability or installation guidance Active Features Braking System: Hydraulically operated disc brakes (often inboard wet or dry discs) Passive Features Lighting: Headlights, taillights, turn signals, work lights (as per regulations/options) 💡 Technology Features Infotainment Infotainment System: Basic analog instrumentation (tachometer, temperature gauge, oil pressure warning light, battery warning light) Driver Assistance Driver Assistance Features: None (design predates modern driver-assistance systems) Connectivity Connectivity Features: N/A 🔧 Maintenance Service Intervals Engine Oil Change: Typically every 250-500 operating hours (refer to manual for exact recommendation) Air Filter Cleaning: As required, based on operating conditions; replace as needed Fuel Filter Replacement: Typically every 500 operating hours or annually Fluid Specifications Hydraulic Fluid Type: Universal Tractor Transmission Oil (UTTO) or specific Fiat hydraulic fluid (e.g., FD-134, refer to manual) Fluid Capacities Hydraulic System Capacity: Refer to manual, typically includes transmission, differential, and implement hydraulics Known Issues Common Wear Item 1: Clutch wear due to heavy-duty use Common Wear Item 2: Hydraulic pump and cylinder seals degradation over time Common Wear Item 3: Electrical connection corrosion, especially in damp environments Greasing Points Greasing Schedule: Regular greasing of pivot points, linkages, PTO shaft, and steering components is critical 📚 Vehicle History Brand Heritage Manufacturer: Fiat-Allis (later FiatAgri), an iconic Italian agricultural machinery manufacturer Model Evolution Production Era: Produced in the late 1970s and 1980s, part of Fiat's successful utility tractor lineup Production Manufacturing Location: Italy 🏆 Awards & Recognition Recognitions Model Recognition: Highly regarded for reliability and robustness in its era