🏷️ Basic Information Identification Make: Belarus/MTZ Model: MTZ 50, MTZ 80, MTZ 90, MTZ 500, MTZ 800, MTZ 900 Series Type: Tractor Product Name: Belarus MTZ 50 MTZ 80 MTZ 90 500 800 900 Series Tractor Complete Workshop Service Repair Manual 👋 Introduction Market Position Market Position: Essential documentation for owners and technicians of Belarus MTZ 50, 80, 90 and their respective 500, 800, 900 series variants, widely used in agriculture and heavy-duty applications globally. Competitive Analysis Competitive Analysis: This manual provides in-depth technical information, often exceeding that found in basic operator's manuals, enabling significant cost savings on repairs and maintenance by empowering users to perform their own work. Key Features Key Features: Step-by-step instructions, clear photographic illustrations, comprehensive troubleshooting, detailed specifications, broad model coverage, digital accessibility. 📋 Manual Details Coverage Coverage Areas: All service and repair procedures A-Z, all models, all engines, all trim types, all transmission types Format Manual Type: Complete Workshop Service Repair Manual Language: English Format: Digital Download (PDF) Print Capability: Printable (single page, chapter, or entire manual) Device Compatibility: PC, MAC, Tablets, Smartphones Software Requirements: Adobe Reader (free download) Delivery Delivery Method: Instant Email Delivery upon payment confirmation Support Customer Guarantee: Customer Satisfaction Guaranteed 📖 Manual Coverage Systems Systems Covered: Engine Mechanical, Fuel System, Lubrication System, Cooling System, Electrical System, Ignition System, Starting System, Charging System, Transmission, Clutch, Drive Axles, PTO (Power Take-Off), Hydraulic System, Steering System, Braking System, Chassis, Front Axle, Rear Axle, Power Steering, Control Systems, Operator's Station, Bodywork, Wiring Diagrams, Troubleshooting, Specifications, Maintenance Procedures Procedures Included: Complete disassembly and assembly, troubleshooting guides, diagnostic procedures, routine maintenance, component replacement, adjustments, overhaul procedures, repair techniques, technical tips Depth Technical Depth: Comprehensive, from basic maintenance to complete engine and transmission rebuilds, including detailed diagrams and specifications 📊 Manual Specifications File Details File Format: PDF Searchable Text: Yes (Assumed for standard PDF) Resolution: High Quality (Assumed for professional service manual) Physical Representation Binding Type: N/A (Digital Download) Paper Type: N/A (Digital Download) ⚙️ Engine Specifications Primary Engine Engine Family: Belarus D-240 Series Diesel (Common across MTZ 50/80/800/900 Series, with variations) Engine Type: Inline 4-Cylinder, Naturally Aspirated Diesel (D-240 series), Inline 6-Cylinder Diesel (D-260 series for some higher horsepower models) Performance Bore Stroke D240: 110 mm x 120 mm (approximate for D-240 variants) Displacement D240: 4.75 Liters (approximate for D-240 variants) Horsepower Mtz50: 50-55 HP (Approximate) Horsepower Mtz80: 75-80 HP (Approximate) Horsepower Mtz90: 90-95 HP (Approximate) Fuel System Fuel Injection Type: Direct Injection with Inline Injection Pump (e.g., DEFA or similar) Fuel Type: Diesel Fuel Lubrication Oil Type Recommendation: API CD or CE equivalent, SAE 15W-40 (Consult manual for specific variant recommendations) Cooling Cooling System Type: Liquid Cooled 🔧 Transmission Standard Transmission Type: Manual Synchromesh Transmission Gear Configuration: Typically 8 forward speeds and 2 reverse speeds (with a creeper gear option on some models for 16F/4R) Features Clutch Type: Dry, Dual-Stage Clutch (for transmission and PTO operation) Rear Axle: Spool type differential with planetary final drives Fluid Specifications Transmission Oil Type: GL-4 SAE 80W-90 Gear Oil (Consult manual for specific variant recommendations) 📐 Dimensions Exterior Overall Length: Varies by model, typically around 4000-4200 mm Overall Width: Varies by model, typically around 1900-2000 mm (adjustable rear track width) Overall Height: Varies by model, typically around 2450-2600 mm (to top of cab/platform) Weights Operating Weight: Approximately 3,500 - 4,500 kg (Varies by model and configuration) Front Axle Load: Refer to manual for specific load ratings Rear Axle Load: Refer to manual for specific load ratings 🛡️ Safety Features Features Braking System: Drum brakes (rear wheels), mechanical parking brake. Operator Safety: ROPS (Roll Over Protective Structure) often standard or optional depending on configuration and market; Seatbelt; Warning lights. Ratings Crash Test Results: N/A (Tractors are not typically subjected to passenger car crash testing standards; focus is on operational safety and stability.) 💡 Technology Features Infotainment Infotainment Systems: N/A (Tractors of this era focused on functionality, not infotainment. Operator's station is typically basic with essential controls.) Driver Assistance Driver Assistance Features: N/A (Focus on mechanical and hydraulic systems. Features like power steering on some models are the extent of 'assistance'.) Connectivity Connectivity Features: N/A Electrical System Electrical System Voltage: 12V Lighting: Basic headlights, taillights, and work lights typical for tractor operation. 🔧 Maintenance Service Intervals Engine Oil Change Interval: Typically every 250-500 operating hours (Consult manual for specific recommendations based on operating conditions and oil type) Transmission Oil Change Interval: Typically every 1000-1500 operating hours (Consult manual) Hydraulic Oil Change Interval: Typically every 1000-1500 operating hours (Consult manual) Air Filter Maintenance: Check and clean/replace as needed, typically based on operating environment (dust levels). Replace dry element when dirty, clean oil bath type as per manual. Fluid Specifications Engine Coolant Type: Ethylene Glycol based antifreeze mixed with distilled water (50/50 ratio recommended, check manual for specific freeze protection and additive requirements) Fluid...