🏷️ Basic Information Identification Make: International Harvester Model: B275 Vehicle Type: Tractor 👋 Introduction Market Position Original Market: Utility tractor for agricultural and industrial applications. Competitive Analysis Key Competitors: Massey Ferguson, Fordson, John Deere, David Brown tractors of similar era. Key Features Tractor Strengths: Robust construction, reliable diesel engine, versatile hydraulic system. 📋 Manual Details Coverage Areas Manual Coverage Scope: Complete Factory Service Repair Manual Page Count Page Count Estimated: Hundreds of pages Manual Type Manual Type: Factory Service Manual / Repair Manual Language Language: English Format Format: PDF Download 📖 Manual Coverage Systems Covered Engine System: Detailed diagnostics, repair, and overhaul procedures for the diesel engine. Fuel System: Inspection, testing, and repair of fuel injection pump, injectors, filters, and lines. Cooling System: Radiator, thermostat, water pump, hoses, and fan maintenance and repair. Lubrication System: Oil pump, filter, passages, and pressure testing. Electrical System: Starter, alternator, battery, wiring diagrams, lighting, and ignition troubleshooting. Transmission System: Gearbox overhaul, clutch replacement, and shifting mechanism repair. Hydraulics System: Hydraulic pump, lift mechanism, control valves, and cylinder repair and service. Power Take Off Pto: PTO engagement, shaft, and gearbox maintenance and repair. Brake System: Brake pedal, linkage, and drum/disc brake unit service. Steering System: Steering box, linkage, and wheel alignment adjustments. Front Axle Rear Axle: Differential, final drive, and axle shaft service. Body And Chassis: Frame, fender, and platform repair and assembly. Procedures Included Routine Maintenance: Oil changes, filter replacements, lubrication points, and general inspections. Troubleshooting Guides: Systematic diagnostic procedures for common and uncommon faults. Engine Rebuild: Complete engine disassembly, component inspection, repair, and reassembly instructions. Transmission Overhaul: Step-by-step guide for gearbox disassembly, repair, and reassembly. Hydraulic System Repair: Troubleshooting and repair of the 3-point hitch and external hydraulic services. Electrical Diagnostics: Detailed wiring diagrams and fault-finding procedures for all electrical components. Component Replacement: Instructions for replacing wear items and major components. Torque Specifications: Precise torque values for all critical fasteners. Technical Depth Depth Of Information: Comprehensive, from basic adjustments to complete engine and transmission rebuilds. Diagnostic Capability: Advanced diagnostic procedures and troubleshooting trees. Component Diagrams: Detailed exploded views and assembly diagrams for all major systems. 📊 Manual Specifications File Format File Format: PDF Print Quality Printability: Designed to be printed, allowing users to create a physical copy. Binding Type Binding Suggestion: Suggests printing and binding for workshop use. Paper Type Recommended Paper Type: Standard paper for printing. ⚙️ Engine Specifications Primary Engine Engine Model: BC144 (or variants) Engine Type: Diesel, naturally aspirated Cylinder Count: 4 Displacement: Approx. 2.2 liters (134.4 cubic inches) Performance Horsepower Rating: Approx. 35-40 PTO HP (varies by specific configuration and engine tuning) Torque Peak: Not explicitly stated, but characteristic of its displacement class. Fuel System Fuel Type: Diesel Injection System: Direct injection, typically with Bosch or Simms fuel injection pump. 🔧 Transmission Standard Transmission Type: Constant mesh, sliding gear transmission Gear Selection: Typically 8 forward gears and 2 reverse gears. Optional Creeper Gear: Some models may have offered a creeper gear option. Features Clutch Type: Dry single-plate clutch. 📐 Dimensions Exterior Wheelbase: Approx. 74 inches (1880 mm) Weights Operating Weight: Approx. 3,500 - 4,000 lbs (1588 - 1814 kg) depending on configuration. 🛡️ Safety Features Ratings Safety Standards: Designed to meet the safety standards of its era; modern ROPS/FOPS not standard from factory. Active Features Braking System Type: Internal expanding shoe brakes, often foot-operated and independent on rear wheels. 💡 Technology Features Infotainment Infotainment System: None (basic agricultural equipment). Driver Assistance Driver Assistance Features: None (basic agricultural equipment). Connectivity Connectivity Options: None (basic agricultural equipment). 🔧 Maintenance Service Intervals Engine Oil Change: Typically every 100-200 operating hours, or annually. Fuel Filter Replacement: As recommended by manufacturer, often with oil changes or as needed. Air Filter Cleaning Replacement: Regular inspection and cleaning based on operating conditions, replacement as necessary. Fluid Specifications Engine Oil Type: API CD or higher, SAE 10W-30 or 15W-40 recommended (verify with manual). Transmission Hydraulic Fluid: IH Hy-Tran fluid or equivalent (e.g., UTF - Universal Tractor Transmission Fluid) - critical to verify for proper operation of clutch and hydraulics. Coolant Type: Ethylene glycol based antifreeze, mixed with water in a 50/50 ratio. Known Issues Common Wear Points: Clutch wear, hydraulic pump efficiency degradation, starter motor issues, potential for fuel system leaks. Electrical Corrosion: Corrosion at battery terminals and ground connections due to age and exposure. Seals And Gaskets: Deterioration of rubber seals and gaskets leading to fluid leaks over time. 📚 Vehicle History Brand Heritage Manufacturer Origin: United States Model Evolution Production Period: Introduced in the mid-1950s, a successor to earlier 'B' series tractors. Production Manufacturing Locations: Primarily UK and USA plants. 🏆 Awards & Recognition Recognitions Industry Recognition: Recognized as a workhorse tractor in its class for decades, contributing significantly to agricultural mechanization.