🏷️ Basic Information Identification Make: Zetor Model: 6718, 6745, 6748 Vehicle Type: Tractor 👋 Introduction Market Position Target Audience: Professional mechanics, independent repair shops, and tractor owners with a desire for self-sufficiency in maintenance and repair. Competitive Analysis Uniqueness: Vehicle-specific information, not generic; identical to dealership-level documentation, ensuring accuracy and completeness. Key Features Content Elements: Step-by-step instructions, detailed diagrams, illustrations, wiring schematics, and specifications. Value Proposition: Enables cost savings on repairs and maintenance, empowering owners with knowledge to effectively communicate with technicians. 📋 Manual Details Coverage Areas Primary Coverage: Comprehensive service, repair, and diagnostic procedures for Zetor 6718, 6745, and 6748 tractor models. Page Count Estimated Page Count: Extensive (specific count not provided, but described as 'complete' and 'full') Manual Type Type: Workshop Service Repair Manual Language Language: English Format Digital Format: PDF 📖 Manual Coverage Systems Covered Engine: Detailed repair and overhaul procedures for Zetor diesel engines, including fuel system, lubrication, cooling, and starting systems. Transmission: Service and repair of the gearbox, clutch, and drivetrain components. Hydraulic System: Troubleshooting, repair, and maintenance of the hydraulic lift, pumps, and control systems. Electrical System: Comprehensive wiring schematics, diagnostic procedures for lighting, starting, charging, and accessory circuits. Braking System: Service and repair of the braking mechanisms, including adjustment and component replacement. Steering System: Maintenance and repair of the steering linkage and components. Front Axle: Repair and maintenance of the front axle assembly and associated components. Rear Axle: Service and overhaul of the rear axle and differential. Cooling System: Radiator, fan, thermostat, and coolant circulation system maintenance and repair. Fuel System: Diesel injection pump, injectors, fuel filters, and tank service. Exhaust System: Inspection and repair of the exhaust manifold, piping, and muffler. Chassis And Body: Frame, fender, hood, and operator's station repair and maintenance. Procedures Included Routine Maintenance: Oil changes, filter replacements, lubrication, fluid checks, and general inspections. Diagnostics: Step-by-step troubleshooting guides for common and complex issues. Engine Overhaul: Complete engine disassembly, inspection, reassembly, and tuning procedures. Transmission Repair: Gearbox disassembly, component replacement, and clutch adjustment. Hydraulic Component Repair: Pump, cylinder, and valve assembly service. Electrical Component Testing: Testing of starter, alternator, wiring harness, and switches. Brake System Adjustment: Proper brake adjustment procedures for optimal performance and safety. Torque Specifications: Precise torque values for all critical fasteners. Technical Depth Depth: Expert-level; suitable for professional mechanics and advanced DIY users. Covers diagnostics, component rebuilds, and system overhauls. 📊 Manual Specifications File Format Compatibility: All versions of Windows and Mac. Print Quality Printability: Yes, individual pages can be printed. Binding Type Binding: N/A (Digital PDF format) Paper Type Paper Quality: N/A (Digital PDF format) ⚙️ Engine Specifications Primary Engine Engine Family: Zetor 6701 (typically) Performance Displacement: Typically around 3.9 to 4.1 Liters (exact figures may vary based on specific sub-model or engine option). Horsepower Range: Approximately 60-70 HP (Gross horsepower, subject to specific engine tune and configuration). Torque: Torque figures are not explicitly stated but are characteristic of naturally aspirated diesel engines of this era. Fuel System Fuel Type: Diesel Injection System: Mechanical Diesel Injection (typically Zetor or supplied by component manufacturers like Bosch or Motorpal). Cooling System Cooling Type: Liquid-cooled 🔧 Transmission Standard Transmission Type: Manual Synchromesh Gear Count: Typically 5 or 6 forward gears and 1 or 2 reverse gears, often with a high/low range splitter. Features Drivetrain: 2WD (6718) and 4WD (6745, 6748) options available. Power Take Off: PTO specifications are covered, including speeds and engagement procedures. 📐 Dimensions Exterior Wheelbase: Varies by model, typically around 2200-2400 mm. Weights Operating Weight: Approximately 2500-3000 kg (unladen, varies by configuration). 💡 Technology Features Infotainment Features: N/A - These are utility tractors with functional operator controls, not infotainment systems. Driver Assistance Features: N/A - Focus is on mechanical and hydraulic systems for operation. 🔧 Maintenance Service Intervals Engine Oil Change: Typically every 250 hours of operation or annually, whichever comes first. Fuel Filter Replacement: Recommended at regular intervals, often coinciding with oil changes or based on operational hours. Air Filter Cleaning Replacement: Regular inspection and cleaning, with replacement based on service hours and operating conditions. Fluid Specifications Engine Oil: API CD or CE classification, SAE 15W-40 or 10W-30 diesel engine oil recommended. Capacity approximately 10-12 liters. Transmission Hydraulic Fluid: Zetor Hydraulic Fluid or equivalent, meeting specific API GL-4 or GL-5 (for gearbox) and hydraulic fluid specifications. Total system capacity varies. Coolant: Ethylene glycol-based antifreeze mixture with a 50/50 concentration for optimal protection against freezing and corrosion. Known Issues Common Wear Items: Wear on clutch components, hydraulic pump efficiency, and starter motor reliability are common areas for maintenance. Troubleshooting Focus: The manual addresses potential issues like hard starting, hydraulic system leaks, and transmission engagement problems. 📚 Vehicle History Brand Heritage Manufacturer Origin: Zetor Tractors is a Czech Republic-based manufacturer with a long history of producing robust agricultural machinery. Model Evolution Series Context: The 6718, 6745, and...