🏷️ Basic Information Identification Make: Valtra Model: Valmet 6650 / 6800 / 6850 Product Type: Workshop Service Repair Manual 👋 Introduction Market Position Sector: Agricultural Tractors Brand Heritage: Valtra (formerly Valmet) is a well-established Finnish manufacturer known for robust and reliable agricultural machinery. Key Features Manual Purpose: To equip users with the necessary knowledge and procedures for effective maintenance and repair of Valtra Valmet 6650/6800/6850 series tractors. Download Benefit: Instant digital download provides immediate access, eliminating shipping delays and costs. 📋 Manual Details Coverage Areas Primary Coverage: Repair, maintenance, adjustments, diagnostics, disassembly, assembly of Valtra Valmet 6650, 6800, 6850 tractors. Secondary Coverage: Troubleshooting, component replacement, specifications, special tools, safety precautions. Page Count Total Pages: 1361 Manual Type Type: Workshop Service Repair Manual Language Language: English Format File Format: PDF 📖 Manual Coverage Systems Covered Engine: Comprehensive coverage of engine operation, diagnosis, repair, overhaul, and component specifications. Transmission: Detailed procedures for transmission servicing, repair, adjustments, and component replacement (e.g., gearbox, PTO). Hydraulics: Information on hydraulic system operation, diagnosis, repair, pump, valve, and cylinder servicing. Electrical System: Wiring diagrams, component testing, diagnosis, troubleshooting of electrical circuits, starter, alternator, lighting. Powertrain: Coverage of drivetrain components including differential, axles, and drive shafts. Braking System: Brake system diagnosis, repair, adjustments, and component servicing (e.g., brake discs, calipers, master cylinder). Steering System: Procedures for steering system maintenance, repair, and adjustment of steering components. Cooling System: Radiator, thermostat, fan, and coolant system servicing and troubleshooting. Fuel System: Fuel injection system servicing, fuel pump, filter replacement, and component calibration. Exhaust System: Information on exhaust manifold, muffler, and related components. Air Intake System: Air filter servicing, turbocharger inspection (if applicable), and intake manifold. Operator Station: Maintenance and repair of the cabin, controls, seat, and operator interface. Body And Chassis: Frame, body panels, and associated hardware maintenance and repair. Procedures Included Maintenance: Comprehensive periodic maintenance, fluid changes, lubrication, filter replacements, and safety checks. Troubleshooting: Detailed diagnostic flowcharts and procedures for identifying and resolving common and uncommon issues. Removal Installation: Step-by-step instructions for removing and installing all major components and sub-assemblies. Disassembly Assembly: In-depth procedures for taking apart and reassembling components for repair or overhaul. Adjustments: Precise instructions for making critical adjustments to various systems (e.g., engine timing, clutch, brakes). Rebuilding Overhaul: Detailed instructions for rebuilding major assemblies like engines, transmissions, and hydraulic components. Technical Depth Depth: Comprehensive, from basic user maintenance to advanced component-level repair and overhaul. Detail Level: Includes pictorial diagrams, exploded views, photos, special tool references, and service data. Target Audience: Mechanics, technicians, and DIY users seeking detailed repair information. 📊 Manual Specifications File Format Compatibility: Windows, Mac, Linux OS Reader Requirement: Adobe Reader Print Quality Printability: Yes, all pages are printable. Binding Type Digital Format: PDF (Electronic Document) Paper Type Physical Medium: N/A (Digital Download) ⚙️ Engine Specifications Primary Engine Engine Type: Likely a Valtra-Sisu or similar diesel engine. Specific engine family not detailed in product info, but typically 4-cylinder turbo-diesel for this class. Performance Horsepower Range: Expected range for models 6650-6850: approximately 80-110 HP. Specific figures would be detailed within the manual. Fuel System Fuel Type: Diesel Injection System: Likely mechanical or electronic fuel injection, common for the era of these tractors. Maintenance Oil Capacity: Specific engine oil capacity and type will be detailed in the manual, crucial for engine longevity. Cooling System: Capacity and coolant type specification are critical and found within the manual. 🔧 Transmission Standard Transmission Type: Likely a synchronized mechanical gearbox with powershift or Hi-Lo options. Specific configurations (e.g., 16x16, 32x32) would be model-dependent. Optional Powershift Features: Optional powershift gears for on-the-go shifting, enhancing operational efficiency. Features Pto Options: Likely offered with multiple PTO speeds (e.g., 540, 1000 RPM) with procedures for servicing and engagement. Maintenance Transmission Fluid Type: Specific transmission fluid (e.g., UTTO/STOU) and capacity will be detailed, vital for proper operation and longevity. 📐 Dimensions Weights Operating Weight: Operating weight varies by configuration but is generally in the 4-5 ton range for this tractor class. 💡 Technology Features Infotainment Control System: Basic analog and digital controls for tractor functions, engine monitoring, and PTO engagement. Driver Assistance Features: Features like cruise control (if equipped), power steering, and ergonomic controls enhance operator comfort and efficiency. 🔧 Maintenance Service Intervals Engine Oil Filter: Typically every 250-500 operating hours, specific to engine model and oil type. Manual will provide exact schedule. Fuel Filter: Recommended replacement intervals are critical for preventing fuel system issues; detailed in manual. Hydraulic Oil Filter: Regular replacement as per manual recommendations (often tied to hydraulic fluid change intervals) is essential. Fluid Specifications Engine Oil: API CI-4 or higher grade diesel engine oil, viscosity grade dependent on ambient temperature (e.g., 15W-40). Manual will specify exact requirement. Transmission Hydraulic Fluid: Universal Tractor Transmission Oil (UTTO) or Super Tractor Oil Universal (STOU) with specific Valtra approvals. Crucial for transmission, hydraulics, and wet brakes....