Basic Information Identification Make: International Harvester Model: 454, 474, 475, 574, 674 Tractor Introduction Market Position Target Audience: Professional technicians, farm mechanics, and dedicated DIY tractor owners. Key Features Instructional Style: Numbered steps, detailed illustrations, callouts for critical information (notes, cautions, warnings). Navigability: Numbered table of contents for quick information retrieval. Value Proposition Completeness: Contains comprehensive information for repair, maintenance, rebuilding, refurbishing, and restoration. Accessibility: Instant download eliminates shipping costs and waiting times. Manual Details Coverage Areas Manual Type: Full Service Repair Manual Language: English Format File Format: PDF Delivery Method: Instant Download Manual Coverage Systems Covered Engine: Detailed repair, overhaul, and troubleshooting for all engine components. Transmission: Repair and maintenance of gearbox, clutch, PTO, and drive systems. Electrical: Comprehensive coverage including wiring diagrams, diagnostics, starter, alternator, lighting, and instrumentation. Hydraulics: Repair and service for hydraulic pump, cylinders, valves, and related systems. Fuel System: Maintenance and repair of fuel injection systems, pumps, and filters. Cooling System: Service procedures for radiator, fan, water pump, and thermostat. Braking System: Repair and adjustment of braking mechanisms. Steering System: Troubleshooting and repair of steering components. Front Axle: Service and repair of the front axle assembly. Rear Axle: Repair and maintenance of the rear axle and differential. Chassis And Frame: Inspection and repair of the tractor frame. Bodywork And Sheet Metal: Procedures for body panel repair and alignment. Procedures Included Maintenance: Scheduled maintenance, lubrication, fluid changes, filter replacements. Diagnostics: Detailed troubleshooting guides for common and complex issues. Repair: Step-by-step instructions for component removal, repair, and reassembly. Rebuilding: Comprehensive instructions for engine, transmission, and hydraulic system rebuilds. Troubleshooting Electrical: Specific procedures combined with detailed wiring diagrams. Technical Depth Depth: Full Service Repair - Covers everything from routine maintenance to complete engine and transmission overhauls. Designed for professional technicians but accessible to experienced DIY mechanics. Manual Specifications File Details Printable: Full Printable Software Requirements: Adobe PDF Reader & WinRAR Compatibility: All Versions of Windows & Mac Physical Characteristics Binding Type: Digital (PDF) Paper Type: N/A (Digital) Engine Specifications Primary Engine Engine Family: Various diesel engines depending on specific model variant (e.g., D-154, D-179, D-206, D-239). Performance Horsepower Range: Varies by model, typically ranging from 50-75 PTO horsepower. Torque: Details available for specific engine variants within the manual. Fuel System Injection Type: Typically direct injection, often utilizing Bosch or similar injection pumps. Fuel Type: Diesel Cooling System Cooling Type: Water-cooled Lubrication Oil Type: Specific diesel engine oil grades (e.g., API CD or equivalent) and capacities detailed in the manual. Transmission Standard Gearbox Type: Constant mesh, sliding gear transmission. Number Of Speeds: Typically 8 forward and 2 reverse speeds (some variations may exist). Optional Overdrive Options: Some models may have offered optional overdrive units. Features Pto: Live or independent Power Take-Off (PTO) systems, speeds typically 540 RPM. Clutch: Dual-stage clutch for transmission and PTO engagement. Fluid Specifications Transmission Oil Type: Details on specific transmission fluid types (e.g., IH Hy-Tran or equivalent) and capacities provided. Dimensions Weights Operating Weight: Approximate operating weights range from 4,000 to 5,500 lbs (1800-2500 kg) depending on configuration. Exterior Wheelbase: Specific wheelbase measurements for each model are within the manual. Tire Sizes: Typical front tire sizes around 6.00-16 and rear tire sizes around 13.6-38 or 14.9-28 are common, with variations specified in the manual. Safety Features Passive Features Roll Over Protection: ROPS (Roll Over Protective Structure) may be optional or standard depending on regulations and era of manufacture; details on installation and checks within the manual. Active Features Braking System Type: Typically dry disc brakes or hydraulic expanding shoe brakes. Technology Features Infotainment Features: Basic instrumentation including fuel gauge, temperature gauge, oil pressure warning light, ammeter/voltmeter, and hour meter. No advanced infotainment systems. Driver Assistance Features: None. Primarily mechanical controls and direct driver input. Maintenance Service Intervals Engine Oil Change: Typical intervals around 100-250 operating hours, specific recommendations in the manual. Fuel Filter Replacement: Recommended replacement at regular intervals or as per diagnostic indicators. Air Filter Maintenance: Regular inspection and cleaning/replacement, especially in dusty conditions. Fluid Specifications Hydraulic Fluid Type: Specific IH approved tractor hydraulic fluid (e.g., IH Hy-Tran) or equivalent ISO VG 46 hydraulic oil. Coolant Type: Ethylene glycol based antifreeze mixture with appropriate water ratio for temperature protection. Known Issues Common Wear Items: Clutch wear, hydraulic pump and cylinder seals, PTO clutch engagement, injector pump calibration, starter motor reliability. Electrical System: Wiring harness degradation, alternator output issues, starter solenoid problems are common in older units. Engine Performance: Loss of power due to worn engine components, fuel system issues, or turbocharger problems (if equipped). Vehicle History Brand Heritage Manufacturer: International Harvester (IH), a significant American manufacturer of agricultural and construction equipment. Model Evolution Production Period: These models were primarily produced in the 1970s. Production Manufacturing Location: Primarily manufactured in the United States and potentially other IH facilities. Awards & Recognition Recognitions Industry Standing: These...