🏷️ Basic Information Identification Make: International Harvester Model: 444 Tractor 👋 Introduction Market Position Purpose: Essential resource for owners, operators, and technicians seeking to maintain, repair, and optimize the International Harvester 444 tractor. Competitive Analysis Value Proposition: Provides authorized factory procedures and specifications, ensuring accurate and effective repairs, often saving significant costs compared to dealer service. Key Features Information Layout: Organized with a table of contents for easy navigation and quick access to specific repair or maintenance information. Content Type: Factory-produced documentation ensuring adherence to original design and repair specifications. 📋 Manual Details Coverage Areas Primary Coverage: Full service, repair, maintenance, and troubleshooting for the International Harvester Tractor 444 Page Count Estimated Page Count: High (typical for factory service manuals, often several hundred pages) Manual Type Type: Factory Service Repair Manual Language Language: English Format Digital Format: PDF 📖 Manual Coverage Systems Covered Powertrain: Engine, fuel system, cooling system, exhaust system, clutch, transmission, differential, final drives, PTO Chassis: Front axle, steering system, rear axle, brakes, hydraulics (lift system, remote hydraulics) Electrical: Starting system, charging system, lighting, instrumentation, wiring diagrams Body And Frame: Operator's platform, fenders, sheet metal, mounting points Fuel System Details: Fuel tank, lines, filters, injection pump timing and calibration, injectors, glow plugs (if equipped). Procedures Included Maintenance: Scheduled maintenance, lubrication, filter changes, fluid checks and changes Diagnostics: Troubleshooting guides for common and uncommon problems, symptom-based diagnostics Repair: Component removal, disassembly, inspection, repair, reassembly, and installation Technical Adjustments: Valve lash adjustments, timing adjustments, hydraulic pressure settings, brake adjustments Engine Rebuild: Complete engine overhaul procedures, including piston, ring, bearing, valve, and gasket replacement, cylinder head work, and critical torque specifications. Hydraulic System Overhaul: Disassembly and repair of the hydraulic pump, control valve, lift cylinders, and remote hydraulic outlets. Calibration of hydraulic pressures. Technical Depth Depth: Comprehensive; covers basic operation, routine maintenance, in-depth diagnostics, and complete component overhaul/rebuild. Engine Diagnostics: Detailed troubleshooting charts for no-start conditions, rough running, low power, smoking, and oil consumption. Electrical Schematics: Comprehensive wiring diagrams for starting, charging, lighting, and instrumentation systems, essential for diagnosing electrical faults. 📊 Manual Specifications File Format Compatibility: Adobe PDF Reader required; compatible with all Windows and Mac operating systems. Searchability: Searchable text within the PDF allows for quick location of specific terms or procedures. Print Quality Printability: Printable pages for physical use in workshop environments. Binding Type Binding: N/A (Digital PDF) Paper Type Paper Type: N/A (Digital PDF) ⚙️ Engine Specifications Primary Engine Model: International Harvester BD-144 Diesel (typical for 444 model) Performance Displacement: 144 cubic inches (approx. 2.36 Liters) Horsepower: Approximately 40-45 PTO horsepower (varies slightly by configuration and testing) Torque: Specific torque figures would be detailed in the manual, crucial for engine rebuilds and adjustments. Fuel System Injection: Direct injection, typically with a Bosch or similar inline injection pump. The manual will cover pump timing, servicing, and injector testing. Cooling System Type: Water-cooled, pressurized system. Manual covers coolant types, capacities, thermostat replacement, and radiator service. Lubrication Oil Type: API Service CD or CE (or equivalent for the era) diesel engine oil, viscosity typically 15W-40 or 20W-50 depending on ambient temperature. Manual specifies exact API classification and viscosity grades. Maintenance Oil Capacity: Approx. 5-6 quarts (4.7-5.7 liters) with filter. Exact capacity and filter part number will be in the manual. Engine Block Construction: Cast iron block and cylinder head. Manual covers machining tolerances for block and head work. 🔧 Transmission Standard Type: Constant mesh, sliding gear transmission with multiple forward and reverse gears (e.g., 8 forward, 2 reverse). Optional Power Take Off: Live PTO (often 540 RPM) or transmission-driven PTO, with detailed servicing instructions provided. Features Gear Selection: Manual shift levers. Manual details clutch operation, gear engagement procedures, and troubleshooting transmission noise or engagement issues. Fluid Specifications Transmission Oil: API GL-4 gear oil, viscosity typically 80W-90. Manual will specify exact type and capacity. 📐 Dimensions Exterior Wheelbase: Specific dimensions will be in the manual, crucial for transport and storage planning. Overall Length: Specific length figures will be provided in the manual, crucial for transport and storage. Overall Width: Specific width figures will be provided in the manual, relevant for clearance and transport. Wheel Track: Adjustable front and rear wheel track dimensions are detailed for different field applications. Weights Operating Weight: Approx. 4,000 - 4,500 lbs (1814 - 2041 kg), depending on configuration. Manual will provide exact shipping and operating weights. 🛡️ Safety Features Ratings Rollover Protection: Original models may not have included ROPS as standard; aftermarket or dealer-installed options existed. Manual may detail mounting points for ROPS. Active Features Braking System: Independent rear wheel mechanical brakes (disc or drum type). Manual covers adjustment, relining, and hydraulic actuation service. Passive Features Operator Station: Open station with controls and safety guards. Manual emphasizes safe operating procedures and component guarding. 💡 Technology Features Infotainment Features: Basic operator controls, instrumentation typically includes tachometer, temperature...