🏷️ Basic Information Identification Make: Valtra Model: 6550 Tractor 👋 Introduction Market Position Market Segment: Utility tractor, suitable for a wide range of agricultural applications, including fieldwork, transport, and PTO-driven implements. Key Features Ease Of Use: Manual emphasizes ease of following step-by-step instructions, pictures, and wiring diagrams to simplify repair tasks. Cost Savings: Promotes self-sufficiency in repairs, enabling users to save significant costs compared to professional servicing. Target Audience User Base: Valtra 6550 tractor owners, farm operators, mechanics, and service technicians looking for in-depth repair and maintenance information. 📋 Manual Details Coverage Areas Manual Type: Workshop Service Manual (WSM) Language: English Format: PDF (Downloadable) 📖 Manual Coverage Systems Covered Engine System: Complete engine overhaul, diagnostics, component testing, lubrication system, cooling system, fuel system (including injection pump and injectors), exhaust system, air intake system, turbocharging (if applicable). Transmission System: Powershift transmission (e.g., Sigma Power, AutoControl), gearbox maintenance, hydraulic control systems, PTO (Power Take-Off) operation and maintenance, differential lock operation, clutch adjustments and replacement. Hydraulic System: Hydraulic pump servicing, hydraulic valve block diagnostics and repair, hydraulic cylinder troubleshooting, hydraulic fluid filter replacement, implement control systems, load sensing system operation. Electrical System: Wiring diagrams for all major circuits (engine, transmission, hydraulics, lighting, starter, alternator), battery maintenance, fuse and relay identification, troubleshooting electrical faults, diagnostic connector locations and usage, lighting system repair. Chassis And Suspension: Front axle repair and maintenance, steering system diagnostics and repair (hydraulic steering), brake system overhaul (including parking brake), wheel bearing service, hub and axle maintenance. Operator Station: Cab interior trim removal and installation, seat adjustment mechanisms, HVAC system (heating, ventilation, and air conditioning) servicing and repair, instrument panel diagnostics, door and window seal replacement. Procedures Included Routine Maintenance: Oil and filter change intervals and procedures (engine, transmission, hydraulic), greasing points and schedule, coolant checks and replacement, air filter service, fuel filter replacement, battery checks. Diagnostic Procedures: Troubleshooting guides for common issues, symptom-based diagnostics, diagnostic trouble codes (DTCs) interpretation, testing electrical components, pressure testing hydraulic systems. Repair Procedures: Step-by-step instructions for component removal, overhaul, and reinstallation (e.g., engine rebuild, transmission clutch pack replacement, hydraulic pump replacement, alternator rebuild, starter motor replacement). Technical Depth Depth Of Information: Comprehensive, covering routine maintenance, diagnostics, component-level repairs, and major overhauls. Includes detailed torque specifications, clearances, and assembly instructions. 📊 Manual Specifications File Format File Format: PDF Print Quality: Full Printable Searchable Text: Implied searchable due to PDF format, facilitating quick information retrieval. Binding Type Binding Type: Digital Download (Printable) Paper Type Paper Type: N/A (Digital) ⚙️ Engine Specifications Primary Engine Engine Manufacturer: Sisu Diesel (now AGCO Power) Engine Model Code: Likely a variant of the 33 DTA or similar displacement Sisu engine. Performance Horsepower Rating: Approximately 90-100 PTO horsepower (specific rating may vary by configuration and market). Engine Displacement: Typically around 4.2 to 4.4 liters (3 cylinders). Fuel System Fuel Injection Type: Direct injection, often with electronic control for modern versions. Turbocharging: Turbocharged and intercooled (standard for this model). Cooling System Coolant Type: Ethylene glycol-based antifreeze (e.g., AGCO specification). Lubrication System Engine Oil Specification: API CF-4 or CG-4, SAE 15W-40 (or as specified by Sisu Diesel/AGCO Power for the specific engine variant). Engine Components Fuel Filter Part Number: Varies by manufacturer of the filter element (e.g., Baldwin, Wix, Donaldson) – specific cross-references would be in the manual. 🔧 Transmission Standard Transmission Type: Powershift transmission (e.g., 16-speed forward, 16-speed reverse, or similar with multiple speed ranges and powershift gears). Optional Transmission Variants: May include shuttle shift options (e.g., AutoControl or similar forward/reverse power shuttle). Features Pto Speeds: Standard 540/1000 RPM PTO, often with ground speed PTO option. Transmission Fluid Specification: AGCO Power Fluid 445 or equivalent hydraulic/transmission fluid (e.g., TDH, UTF) meeting specific Valtra standards. 📐 Dimensions Exterior Overall Length: Approximately 4.0 - 4.5 meters (dependent on specific configuration, e.g., with front linkage). Overall Width: Approximately 2.0 - 2.4 meters (dependent on tire size). Weights Operating Weight: Approximately 4,500 - 5,500 kg (unballasted). Max Gross Weight: Can exceed 7,000 kg with ballast and implements. Wheelbase: Approximately 2.4 meters. 🛡️ Safety Features Active Features Braking System: Hydraulically activated, wet disc brakes (rear axle), often with park brake mechanism. Steering System: Hydrostatic power steering. Passive Features Roll Over Protection: ROPS (Roll-Over Protective Structure) compliant cab or frame is standard. 💡 Technology Features Infotainment Dashboard Display: Analog gauges and digital displays for speed, engine RPM, fuel level, temperature, and warning lights. Driver Assistance Pto Engagement: Electronic or mechanical PTO engagement controls. Hydraulic Controls: Mechanical or electro-hydraulic joystick controls for auxiliary hydraulic functions. 🔧 Maintenance Service Intervals Engine Oil Change Interval: Typically 250 or 500 hours, depending on operating conditions and oil type (refer to manual for precise intervals). Hydraulic Oil Filter Change Interval: Usually every 500 or 1000 hours. Transmission Oil Change Interval: Typically 1000 or 2000 hours. Fluid Specifications Hydraulic Fluid Capacity: Approximately 40-50 liters (main reservoir),...