🏷️ Basic Information Identification Make: Belarus Model: 1221.4 Product Type: Parts Manual Catalog Manufacturer Component: MMZ 👋 Introduction Market Position Target Audience: Owners, operators, mechanics, and technicians of Belarus 1221.4 tractors. Value Proposition: Empowers users to perform repairs and maintenance with detailed, visual guidance and precise part identification. Competitive Analysis Differentiation: Focus on detailed illustrations and step-by-step procedures, catering to DIY enthusiasts and professional service providers. Key Features Visual Guidance: Emphasis on detailed pictures and diagrams for clarity. Part Number Accuracy: Includes precise part numbers for ordering and identification. Usability: Numbered table of contents for easy navigation. Accessibility: Instant PDF download for immediate access and digital storage. 📋 Manual Details Coverage Areas All Tractor Parts: Yes Repair Procedures: Yes Maintenance Procedures: Yes Rebuild Procedures: Yes Refurbish Procedures: Yes Restore Procedures: Yes Page Count Estimated Pages: Comprehensive (Exact count not specified, but described as 'very detailed' and 'whole spare parts manual' printable) Manual Type Type: Parts Catalog / Repair Manual Language Language: Not explicitly stated, likely English based on product description language Format Format: PDF 📖 Manual Coverage Systems Covered Engine Components: Detailed part numbers and diagrams for engine assembly and sub-components. Powertrain: Covers transmission, clutch, driveshafts, and final drives with parts identification. Hydraulic System: Includes parts for hydraulic pumps, cylinders, valves, and related components. Electrical System: Parts for starter, alternator, wiring harnesses, lighting, and control units. Chassis And Frame: Components related to the tractor's frame, axles, and steering. Braking System: Parts for brake mechanisms, including calipers, discs, and lines. Cooling System: Radiator, fan, thermostat, and coolant hoses with part identification. Fuel System: Fuel tank, lines, filters, and injection components. Operator Station: Parts for cabin, seating, controls, and instrumentation. Front Axle And Steering: Components for front axle assembly and steering linkage. Rear Axle And Drive: Parts for rear axle, differential, and final drive assemblies. Pto System: Power Take-Off (PTO) shaft and associated components. Procedures Included Part Identification: Precise identification of all parts with part numbers and illustrations. Assembly Disassembly: Step-by-step information for assembly and disassembly of various components. Troubleshooting Guides: Implied through detailed repair information, aiding in diagnosis. Component Replacement: Guidance on replacing worn or damaged parts. Routine Maintenance: Information for upkeep and regular servicing of the tractor. Major Overhaul: Procedures for comprehensive rebuilds and overhauls. Technical Depth Depth: Highly detailed, suitable for DIY mechanics and professional technicians. Diagnostic Support: Assists in identifying issues through detailed part diagrams and repair sequences. Remanufacturability: Enables component rebuilding and refurbishment. 📊 Manual Specifications File Format Format: PDF Searchability: Likely searchable text within PDF, aiding quick information retrieval. Print Quality Printability: Printable pages, allowing users to print specific sections or the entire manual. Illustration Quality: High-quality, detailed pictures, illustrations, drawings, and diagrams. Binding Type Binding: Digital PDF format (N/A for physical binding) Paper Type Paper Type: N/A (Digital format) ⚙️ Engine Specifications Primary Engine Engine Family: MMZ (Minsk Motor Plant) D-260 series Engine Type: Four-stroke, direct-injection, turbocharged diesel engine Cylinders: 6-cylinder Displacement: Approximately 7.12 liters (depending on specific D-260 variant) Bore X Stroke: 110 mm x 125 mm (typical for D-260.1 series) Cooling System: Liquid-cooled Performance Horsepower Rating: Approximately 120-130 HP (varies by specific D-260.4 variant) Torque Rating: Specific torque figures vary, but generally in the range of 450-500 Nm. Fuel System Fuel Injection Type: Direct injection with mechanical or electronic governed injection pump Fuel Type: Diesel Emissions Compliance: Likely meets prevailing emissions standards of its production era; specific certifications depend on the market and year. 🔧 Transmission Standard Transmission Type: Manual gearbox with mechanical synchronization and a creeper gear option. Gear Configuration: Typically 16 forward and 8 reverse gears (or similar configurations), often with a synchronized main gearbox and a two-speed transfer case. Optional Optional Features: Some variants may offer synchronized reverser or other specialized transmission options. Features Clutch Type: Dry, two-disc clutch Drive System: 4WD (Four-Wheel Drive) 📐 Dimensions Exterior Length: Approximately 4,900 mm (without front linkage) Width: Approximately 1,970 mm (over rear wheels) Height: Approximately 2,850 mm (to top of cabin/exhaust) Weights Operating Weight: Approximately 5,300 kg (unladen) Max Gross Weight: Typically around 8,000 kg Front Axle Load: Approx. 2,400 kg Rear Axle Load: Approx. 2,900 kg 🛡️ Safety Features Ratings Rollover Protection: Cab is typically certified for rollover protection (ROPS), depending on specific configuration. Active Features Braking System Type: Hydraulically operated, wet disc brakes Parking Brake: Independent parking brake mechanism Passive Features Seat Belts: Operator seat is equipped with seat belts. Lighting: Includes headlights, taillights, turn signals, and work lights for operational safety. 💡 Technology Features Infotainment Cab Features: Cabin typically includes basic controls, instrumentation, heating, ventilation, and may have provisions for radio installation. Driver Assistance Visibility Enhancements: Work lights and large glass areas for improved visibility. Connectivity Pto Control: Mechanical PTO engagement, with variants possibly having electronic control. Hitch Control: Mechanical or hydraulic hitch control, often with position and draft...