🏷️ Basic Information Identification Make: International Harvester Model: 454, 474, 475, 574, 674 Codes Model Code Series: 400/500/600 Series Tractors 👋 Introduction Market Position Target Audience: Owners, operators, mechanics, and service technicians of International Harvester 454, 474, 475, 574, and 674 tractors. Key Features Content Comprehensiveness: Covers all aspects of repair and maintenance, providing a complete resource for servicing the specified tractor models. Usability: Features a table of contents for easy navigation and information location, minimizing repair stress. 📋 Manual Details Coverage Areas Manual Type: Factory Service Repair Manual Language: English Format: PDF Additional Coverage Types: Includes troubleshooting guides, maintenance schedules, and wiring diagrams. Page Count Estimated Page Count: Varies by specific model and manual edition, but typically several hundred pages for comprehensive coverage. Format Digital Requirements: Requires Adobe PDF Reader and potentially WinZip for decompression if provided in a compressed archive. 📖 Manual Coverage Systems Covered Engine: Detailed diagnostics, repair, and overhaul procedures for diesel engines (e.g., BD-264, BD-282, D-179, D-206, D-236, D-246). Transmission: Service and repair of mechanical and hydrostatic transmissions, clutch systems, PTO (Power Take-Off) operation and repair. Hydraulics: Hydraulic system diagnosis, repair, pump service, valve body servicing, cylinder overhauls, and hydraulic fluid specifications. Electrical: Wiring diagrams, starter motor, alternator/generator, battery system, lighting, and instrumentation troubleshooting. Steering: Service and repair of mechanical and power steering systems. Brakes: Diagnosis and repair of brake systems, including master cylinder, wheel cylinders, and brake adjustments. Chassis And Drive: Front axle, rear axle, differential, drive shafts, and wheel bearing service. Cooling System: Radiator, thermostat, water pump, and fan maintenance and repair. Power Take Off: Service, repair, and adjustment of the PTO clutch and drive system. Procedures Included Maintenance: Regular maintenance schedules, lubrication points, filter replacement intervals, and fluid level checks. Troubleshooting: Systematic diagnostic procedures for identifying and resolving common operational issues and malfunctions. Repair: Step-by-step repair instructions for all major components and systems. Overhaul: Complete engine, transmission, and hydraulic system overhaul procedures. Adjustment: Calibration and adjustment procedures for engine timing, clutch, brakes, and hydraulics. Installation: Guidance on installing new or rebuilt components. Technical Depth Diagnostic Capabilities: Advanced diagnostic techniques for engine performance, hydraulic operation, and electrical systems. Rebuild Instructions: Detailed instructions for complete engine, transmission, and hydraulic pump rebuilds, including specifications. Specification Data: Comprehensive technical data including torque specifications, clearances, tolerances, and fluid capacities. Schematic Diagrams: Includes detailed hydraulic and electrical schematics critical for complex diagnostics and repairs. 📊 Manual Specifications File Format File Type: PDF Searchable Text: Likely to be searchable text within the PDF for efficient information retrieval. Compatibility: Compatible with Adobe PDF Reader on Windows and Mac operating systems. Print Quality Printability: Designed to be printable for physical workshop use. Binding Type Binding: N/A (Digital PDF) Paper Type Paper Type: N/A (Digital PDF) ⚙️ Engine Specifications Primary Engine Engine Family: International Harvester BD Series Diesel Engines Engine Examples: BD-264 (454, 574), BD-282 (574), D-179 (474), D-206 (474), D-236 (475, 574), D-246 (674). Engine Displacement Range: Ranges from approximately 179 cubic inches (D-179) to 282 cubic inches (BD-282). Performance Typical Horsepower Range: Approximately 45-75 PTO horsepower depending on specific model and engine variant. Fuel System Fuel Type: Diesel Injection System: Various rotary or inline injection pumps (e.g., CAV, Bosch) depending on engine variant. 🔧 Transmission Standard Transmission Type: Constant mesh, sliding gear transmission with multiple forward and reverse gears (e.g., 8-speed, 16-speed with high/low range). Optional Optional Transmission: Some models may have offered a synchronized transmission or a torque amplifier (TA) option for increased gear ratios. Features Pto Type: 540/1000 RPM PTO, depending on model and configuration. 📐 Dimensions Exterior Wheelbase: Varies by model, typically around 80-90 inches. Weights Operating Weight: Approximately 4,000-6,000 lbs, varying by model and configuration. 🛡️ Safety Features Ratings Rollover Protection: ROPS (Roll Over Protective Structure) may be standard or optional depending on the tractor configuration and region of sale. Active Features Braking System: Drum or disc brakes depending on the specific model and era, often with a mechanical parking brake. Passive Features Seatbelt: Seat belts may be present on models equipped with a ROPS. 💡 Technology Features Infotainment Dashboard: Basic instrumentation including tachometer, engine temperature gauge, oil pressure gauge, and battery charge indicator. Driver Assistance Governor: Mechanical engine governor for maintaining engine speed under varying loads. Connectivity Lighting System: Standard 12-volt electrical system with headlights, taillights, and work lights depending on configuration. 🔧 Maintenance Service Intervals Engine Oil Change: Typically every 100-250 operating hours, or annually, depending on operating conditions and oil type used. Hydraulic Fluid Change: Recommended every 500-1000 operating hours or as specified by IH, with filter changes more frequently. Transmission Fluid Change: Varies greatly by transmission type; consult the manual for specific intervals. Fluid Specifications Engine Oil Grade: API Service Classification CD or CE, SAE 30 or 10W-30 depending on ambient temperature (e.g., IH Hy-Tran Plus or equivalent). Hydraulic Fluid Type: IH...