🏷️ Basic Information Identification Make: Valtra Model: 6400, 6550, 6600, 6650, 6800, 6850 Codes Manual Product Name: Valtra 6400 6550 6600 6650 6800 6850 Tractor Industrial Service Repair Workshop Manual 👋 Introduction Market Position Target Audience: Owners, operators, and technicians of Valtra 6400, 6550, 6600, 6650, 6800, 6850 series industrial tractors seeking detailed repair and maintenance guidance. Key Features Delivery: Instant digital download upon payment. Ease Of Use: Designed for easy comprehension with step-by-step instructions and visual aids. Scope: Comprehensive coverage from routine maintenance to complex repairs. 📋 Manual Details Coverage Areas General Coverage: All aspects of service, repair, and maintenance for Valtra 6400, 6550, 6600, 6650, 6800, and 6850 series industrial tractors. Specific Coverage: Routine maintenance, detailed repair procedures, troubleshooting guides, wiring diagrams, and component overviews. Page Count Estimated Page Count: Not explicitly stated, but described as comprehensive (A-Z coverage). Manual Type Type: Service and Repair Workshop Manual Language Language: English Format Format: PDF 📖 Manual Coverage Systems Covered Engine: Detailed troubleshooting, repair, and overhaul procedures for all engine types fitted to the specified models. Transmission: Service and repair of power shift, manual transmissions, and related components. Hydraulics: Maintenance, repair, and troubleshooting of the hydraulic system, including pumps, valves, cylinders, and PTO. Electrical: Comprehensive wiring diagrams, electrical component testing, troubleshooting, and repair for all vehicle electrical systems. Chassis And Frame: Information on frame inspection, axle repairs, steering system maintenance, and brake system overhaul. Cab And Body: Procedures for cab disassembly, component replacement, and exterior bodywork. Procedures Included Maintenance: Routine servicing, lubrication schedules, fluid level checks, filter replacements, and safety inspections. Repair: Step-by-step instructions for component removal, disassembly, inspection, repair, reassembly, and installation. Troubleshooting: Systematic diagnostic procedures to identify and resolve common and uncommon faults. Diagnostics: Explains how to diagnose issues using provided information and potentially onboard diagnostic systems. Technical Depth Depth: Covers everything from basic preventative maintenance to complete engine and transmission rebuilds, with detailed technical specifications. Visuals: Includes pictures and diagrams to aid in understanding repair procedures. Completeness: A-Z coverage for all servicing and repair procedures. 📊 Manual Specifications File Format Format: PDF Compatibility: Compatible with PC, MAC, and Linux operating systems. Print Quality Quality: Assumed high quality PDF suitable for printing individual pages or sections. Binding Type Type: Digital (PDF download) Paper Type Type: N/A (Digital format) ⚙️ Engine Specifications Primary Engine Engine Family: Valtra typically uses AGCO Sisu Power engines (e.g., 312D, 420D, 440D, 4.4L, 4.9L, 6.6L depending on exact model and year variation). Performance Typical Hp Range: Approximately 60-100 HP, varying by specific model designation (e.g., 6400 might be around 70 HP, 6850 around 100 HP). Fuel System System Type: Likely direct injection diesel, potentially with common rail technology on later models within the series. Cooling System Type: Liquid-cooled, pressurized system. Lubrication System Type: Pressurized forced lubrication system with oil pump and filter. 🔧 Transmission Standard Type: Synchromesh manual transmission with powershuttle (e.g., 12+12, 24+24 speed transmissions) or Valtra's HiTech powershift transmissions on some variants. Optional Type: Higher speed range options or more advanced powershift units might be available depending on configuration. Features Powershuttle: Standard on many models, allowing for forward/reverse direction changes without clutching. Fluid Specifications Transmission Oil: Refer to specific model sections for recommended lubricant type and viscosity (likely a high-quality tractor hydraulic fluid or specific transmission oil like AGCO UTTO or similar). 📐 Dimensions Exterior Overall Length: Varies by model, typically around 4.2 - 4.8 meters. Overall Width: Varies by model and tire configuration, often around 2.0 - 2.5 meters. Wheelbase: Typically around 2.5 meters. Weights Unladen Weight: Approximately 4,500 - 5,500 kg, depending on configuration. Max Gross Weight: Up to 8,000 - 9,000 kg (check specific model specifications). 🛡️ Safety Features Active Features Braking System: Hydraulically operated wet disc brakes, typically on rear axle, with independent parking brake. Steering System: Hydrostatic power steering. Passive Features Roll Over Protection: ROPS (Roll-Over Protective Structure) frame or integrated cab as standard or option, depending on year and configuration. Seatbelt: Seatbelt for operator. 💡 Technology Features Infotainment Features: Basic operator comfort features, likely including radio/audio systems on cabbed models. No advanced infotainment systems typical of modern passenger cars. Driver Assistance Features: Powershuttle, electronic draft control (EDC) for the rear hitch on many models, providing more precise implement control. Connectivity Features: Limited to diagnostic ports for service. No modern telematics or smartphone integration. 🔧 Maintenance Service Intervals Engine Oil And Filter: Typically every 250-500 operating hours, or annually, whichever comes first. Exact interval depends on operating conditions and lubricant type. Transmission Oil And Filter: Generally around 1000-1200 operating hours. Refer to manual for precise intervals. Hydraulic Oil And Filter: Typically every 1000-1500 operating hours. Check for contamination more frequently. Fluid Specifications Engine Oil: API CG-4 or higher, SAE 15W-40 or 10W-30 depending on climate. Specific Valtra recommended oils should be consulted. Coolant: Ethylene glycol based antifreeze...