🏷️ Basic Information Identification Make: Fendt Model: 312 Vario Platform: Vario COM III Codes Product Identifier: Fendt Vario COM III Tractor 312 Workshop Repair Manual 👋 Introduction Market Position Target Audience: Technicians, Mechanics, Owner-Operators, Service Personnel Key Features Value Proposition: Comprehensive information, great price, instant access, high quality Unique Selling Points: Official factory data, detailed diagrams and schematics, extensive troubleshooting guides Competitive Analysis Market Segment: Compact to mid-size utility tractors, premium segment 📋 Manual Details Coverage Areas Primary Focus: Workshop Repair and Service Operational Focus: Operation, Maintenance, Transportation Page Count Estimated Pages: Hundreds to Thousands Manual Type Type: Official Factory Service Repair Manual Language Primary Language: English Format Digital Format: PDF Delivery Method: Instant Download 📖 Manual Coverage Systems Covered Powertrain: Engine Service/Repair, Transmission Service/Repair, Fuel System, Fuel Injection, Cooling System, Emission System Chassis And Suspension: Brake System, Suspension, Steering, Differential/Drive, Axle, Chassis/Body Electrical And Control: Electrical System, Wiring Diagram, Engine Control System, Restraint System Comfort And Convenience: Heater/Air Conditioner, Interior General Maintenance: General Maintenance, Periodic Lubrication, Maintenance Check List, Maintenance Chart Other Systems: Steering, Lubrication, Fuel Injection, Emission System, Heater/Air Conditioning, Chassis/Body, Interior, Differential/Drive, Axle Procedures Included Diagnostics And Troubleshooting: Troubleshooting, Diagnostic Procedures Repair And Rebuild: Engine Rebuild, Transmission Overhaul, Component Repair Adjustment And Calibration: Component Adjustments, System Calibration Operation And Controls: Cab Controls, Lever Operation, Starting/Stopping Engine, Working Device Operation, Traveling Transportation Procedures: Preparation for Transportation, Loading, Unloading, Securing Maintenance Tasks: Routine inspections, lubrication schedules, filter replacements, fluid checks and changes Repair Tasks: Component removal, installation, repair, and adjustment for all major systems Technical Depth Depth Of Information: Complete Factory Service Information including Technical Data, Circuits, Diagrams, Equipment Specifications Diagnostic Capabilities: Advanced Diagnostics for all covered systems Repair Level: Comprehensive repair procedures for all major components and systems Diagrams And Schematics: Detailed wiring diagrams, hydraulic schematics, component layouts 📊 Manual Specifications File Format Requirements: Adobe PDF Reader & WinZip Print Quality Quality: Great Quality, Printable Binding Type Binding: N/A (Digital Download) Paper Type Paper: N/A (Digital Download) Compatibility Operating Systems: All Versions of Windows & Mac Usability Searchability: Likely searchable text within PDF files ⚙️ Engine Specifications Primary Engine Engine Family: DEUTZ TCD 2012 L04 2V (Likely, based on Fendt 300 series) Performance Horsepower: Refer to Specific Model Year for Exact Output (e.g., ~120-130 HP for 312 Vario) Torque: Refer to Specific Model Year for Exact Output Fuel System Injection Type: Common Rail Direct Injection (CRDI) Emission Control: AdBlue/SCR (Selective Catalytic Reduction) likely for COM III models Engine Design Cylinders: 4 Cylinder 🔧 Transmission Standard Type: Vario continuously variable transmission (CVT) Features Control Modes: Manual, Automatic, Joystick Control Drive Modes: Variable speed control via joystick or pedal Key Technology: Fendt Vario transmission technology for seamless power delivery and precise speed control 📐 Dimensions Weights Operating Weight: Approximately 4,500 - 5,500 kg (Varies with configuration) Max Permissible Weight: Refer to specific model specifications 🛡️ Safety Features Active Features Braking System: Hydraulic Wet Disc Brakes Stability Control: Vario transmission logic aids in stability Passive Features Cab Structure: ROPS (Roll-Over Protective Structure) and FOPS (Falling-Object Protective Structure) compliant cab Seatbelts: Mandatory operator seatbelt 💡 Technology Features Infotainment Display System: Digital cluster displaying engine data, transmission status, and operational parameters Operator Terminal: Integrated operator terminal for setting up parameters and accessing information Driver Assistance Operator Interface: Ergonomic controls, multi-function joystick, comfortable cab environment Connectivity Telematics: Optional Fendt Telematics for remote monitoring and diagnostics 🔧 Maintenance Service Intervals Engine Oil Change: Typically 500-1000 hours (Refer to manual for exact interval) Hydraulic Fluid Change: Typically 1000-2000 hours (Refer to manual) Fluid Specifications Engine Oil: API CJ-4 or ACEA E7/E9, SAE 10W-40 or 15W-40 (Consult manual for exact spec) Hydraulic Transmission Fluid: AGCO UTTO/THF Specification (e.g., Fendt Vario Fluid) (Consult manual for exact spec) Coolant: Ethylene Glycol based, ASTM D3306 compliant (Consult manual for type and mix ratio) Coolant Type: OAT (Organic Acid Technology) or HOAT (Hybrid Organic Acid Technology) coolant recommended Known Issues Common Wear Items: Hydraulic hoses, wear plates, sensors, Vario transmission components (under heavy use) Troubleshooting Focus: Engine performance, hydraulic system faults, transmission engagement issues, electrical system faults Diagnostics Tools: Requires specialized diagnostic tools (e.g., Fendt diagnostic software) 📚 Vehicle History Brand Heritage Manufacturer: Fendt (AGCO Corporation) Model Evolution Series Introduction: Fendt 300 Vario series introduced in 1996, COM III represents a generation of these tractors Production Manufacturing Origin: Germany