🏷️ Basic Information Identification Make: Fendt Model Line: Farmer 400 Vario Specific Models Covered: 409 Vario, 410 Vario, 411 Vario, 412 Vario Codes Product Name: FENDT FARMER 400 409 410 411 412 VARIO Tractor Service Repair Manual 👋 Introduction Market Position Target User: Suitable for both DIY owners and experienced mechanics. Competitor Context: Competes with other premium compact to mid-range utility tractors from brands like John Deere, Massey Ferguson, and Claas. Competitive Analysis Value Proposition: Provides comprehensive information to save time and facilitate efficient repairs. Key Features Usability: Easy-to-read text sections, simple to use, packed with essential information. Accessibility: Instant download access for immediate repair needs, accessible on smart devices for on-site troubleshooting. Accuracy Clarity: Accurate, clear, and concise text paired with illustrations for ease of understanding. 📋 Manual Details Coverage Areas Scope: Comprehensive service, maintenance, and repair for Fendt Farmer 400 Vario series tractors. Page Count Estimated Page Count: Detailed page count not specified, but described as 'most complete'. Manual Type Type: Service Repair Manual / Technical Manual Manual Content Type: Service, Maintenance, Repair, Troubleshooting, Diagnostics, Overhaul. Language Language: English (implied by product description) Format Format: PDF (Digital Download) 📖 Manual Coverage Systems Covered Powertrain: Engine, Vario transmission (TVS), drivetrain, axles, PTO. Hydraulics: Hydraulic system, lift arms, control valves, pumps, auxiliary hydraulics. Electrical: Electrical system, battery, starter, alternator, lighting, control units, diagnostics. Chassis And Frame: Frame, steering system, braking system, suspension components. Operator Station: Cab interior, HVAC, controls, seating, safety features. Braking System: Service and repair of hydraulic and parking brakes. Steering System: Hydraulic power steering, steering column, and components. Cooling System: Radiator, fan, water pump, thermostat, and coolant circuit maintenance. Fuel System: Fuel tank, lines, filters, injection pump, and injectors. Air Conditioning System: Refrigerant charging, component replacement, and troubleshooting for the HVAC system. Procedures Included Maintenance: Scheduled maintenance, lubrication, fluid changes, filter replacements, daily checks. Troubleshooting: Diagnostic procedures, fault finding, common issues and their solutions. Repair: Component disassembly, overhaul, assembly, and adjustment procedures. Rebuild: Complete engine, transmission, and hydraulic system rebuild instructions. Calibration: Calibration procedures for Vario transmission, hydraulic controls, and sensors. Engine Overhaul: Complete engine disassembly, inspection, repair, and reassembly procedures. Transmission Repair: Detailed Vario transmission repair, including pump and motor overhaul, control valve adjustments. Wiring Repair: Detailed wiring diagrams and procedures for diagnosing and repairing electrical faults. Troubleshooting Guides: Structured troubleshooting flowcharts and symptom-based diagnostics. Diagnostic Tool Usage: Instructions on using Fendt-specific diagnostic software/tools, if applicable. Technical Depth Diagnostic Capabilities: Advanced diagnostic information, error code interpretation, sensor data analysis. Rebuild Detail: Detailed step-by-step instructions for complete component rebuilds. Illustrations: High-quality diagrams, exploded views, and step-by-step instructional images. Specifications: All necessary manufacturer specifications and technical data included. Schematics: Detailed hydraulic and electrical schematics for easy tracing of circuits. Torque Specifications: Precise torque values for all critical fasteners and component assemblies. 📊 Manual Specifications File Format File Type: PDF Searchable Text: Typically PDFs are searchable, enhancing usability for finding specific information quickly. Print Quality Image Quality: Top quality images and graphics, recommended to use Adobe PDF Reader for optimal display. Binding Type Binding: N/A (Digital Download) Paper Type Paper Quality: N/A (Digital Download - printable pages avoid wear from grease/dirt). ⚙️ Engine Specifications Primary Engine Engine Family: Deutz (likely, based on Fendt historical engine suppliers for this era). Engine Type: Diesel, Turbocharged, Intercooled (common for this series). Performance Horsepower Range: Approx. 90-120 HP (depending on specific model 409-412). Torque: Varies by model, typically in the range of 350-450 Nm. Fuel System Fuel Injection: Common Rail Diesel Injection (CRDI) or advanced electronic injection systems. Engine Type Displacement: Likely 4.0L to 4.4L (Deutz DOHC 4-cylinder diesel). 🔧 Transmission Standard Transmission Type: Fendt Vario (TVS) - continuously variable transmission. Features Transmission Functionality: Infinitely variable speed control for optimal power and fuel efficiency, drive modes (e.g., tractor, PTO, cruise control). 📐 Dimensions Weights Operating Weight: Typically ranges from 4,500 kg to 5,500 kg (unladen). Max Allowable Weight: Varies by model, generally around 8,000 kg to 9,000 kg. Front Axle Load: Designed for specific front implement loads, manual would detail limits. Exterior Wheelbase: Varies by configuration, typically around 2450 mm. 💡 Technology Features Infotainment Cab Features: Air conditioning, heating, ergonomic controls, optional radio/audio systems. Driver Assistance Vario Control: The core technology is the Vario transmission offering precise speed management. Connectivity Diagnostics Interface: On-board diagnostics (OBD) interface for electronic fault detection and analysis. 🔧 Maintenance Service Intervals Engine Oil Change: Typically every 500-750 hours or annually. Hydraulic Oil Change: Typically every 1000-1500 hours or biennially. Fluid Specifications Engine Oil: API CI-4 or ACEA E4/E6, SAE 15W-40 or 10W-40 (consult manual for exact specification). Hydraulic Transmission Oil: Fendt Tecto LT3 or equivalent high-quality UTTO/STOU oil (specific Fendt part number recommended). Coolant: Ethylene glycol-based coolant with Fendt additive (G48 or similar OAT type). Gearbox Oil: Specific Fendt Vario transmission fluid required, as it's a unique hydrostatic-mechanical...