🏷️ Basic Information Identification Make: International Harvester Model: 454, 474, 475, 574, 674 Vehicle Type: Tractor 👋 Introduction Market Position Target Audience: Professional technicians and DIY mechanics with basic electrical and mechanical knowledge. Key Features Manual Purpose: Designed as a helpful reference for maintaining and repairing the specified International Harvester tractor models. Learning Style: Step-by-step guidance to impart factory-level knowledge. Benefits Of Digital: Instant download, accessibility, searchability (implicit in PDF), and zoom capabilities. 📋 Manual Details Coverage Areas Coverage Description: Comprehensive repair and service information for International Harvester Tractor models 454, 474, 475, 574, and 674. Covers maintenance, troubleshooting, disassembly, assembly, and reinstallation procedures for all major systems. Page Count Estimated Page Count: N/A (Digital PDF format, typically extensive) Manual Type Manual Type: Repair Service Manual Coverage Scope: Encompasses both factory service manual content and owner's manual information for comprehensive guidance. Language Language: English Format File Format: PDF 📖 Manual Coverage Systems Covered Engine: Detailed coverage of engine disassembly, assembly, troubleshooting, and repair, including component specifications and adjustments. Fuel System: Inspection, testing, and repair of fuel injection pumps, injectors, filters, and lines. Cooling System: Radiator, water pump, thermostat, and cooling fan service procedures. Lubrication System: Oil pump, oil filter, lubrication passages, and oil pressure testing. Transmission Manual: Repair and overhaul procedures for the transmission, including gear selection, clutch engagement, and differential service. Hydraulic System: Service for the hydraulic pump, control valves, cylinders, and remote hydraulics. Power Take Off Pto: PTO clutch, shaft, and engagement mechanism repair and adjustment. Electrical System: Wiring diagrams, alternator, starter motor, battery, lighting, and ignition system troubleshooting. Brakes: Service for brake master cylinder, wheel cylinders, brake shoes, and hydraulic lines. Steering System: Power steering pump, steering gear, and linkage repair. Front Axle: Front wheel bearing service, kingpin replacement, and front drive axle repair (if applicable). Rear Axle: Rear axle housing, differential, and drive shaft service. Chassis And Frame: Frame inspection and repair, hitch assembly service. Operator Station: Seat, controls, and dashboard components. Tires And Wheels: Information on tire sizes and potentially wheel specifications. Procedures Included Maintenance: Scheduled maintenance, lubrication points, fluid level checks, filter replacements. Disassembly Assembly: Step-by-step instructions for removing and reinstalling all major components and sub-assemblies. Troubleshooting: Diagnostic charts and procedures for identifying and resolving common mechanical and electrical issues. Repair: Detailed instructions for repairing or replacing worn or damaged parts. Cleaning And Reinstalling: Guidance on proper cleaning of parts before reassembly and correct installation techniques. Specifications And Tolerances: Critical technical specifications, torques, clearances, and tolerances for accurate repair and adjustment. Specifications: Critical specifications for engine, transmission, hydraulics, and other components. Technical Depth Depth Of Coverage: Comprehensive, suitable for professional technicians and experienced DIY mechanics. Covers fundamental to advanced repair procedures. Illustrations And Diagrams: Includes illustrations, diagrams, and pictures to clarify procedures and component identification. 📊 Manual Specifications File Format Printability: Full Printable Zoom Functionality: Zoom IN/OUT enabled for detailed viewing Delivery Delivery Method: Instant Download Requirements Software Requirements: Adobe PDF Reader & WinZip Compatibility Operating Systems: All Versions of Windows & Mac ⚙️ Engine Specifications Primary Engine Engine Variants Covered: Supports engines found in International Harvester Tractor 454, 474, 475, 574, and 674 models. Specific engine displacements and types would depend on individual tractor configurations but commonly include 3- and 4-cylinder diesel engines from IH's range (e.g., BD-154, BD-206, D-236, D-246). Performance Horsepower Range: Varies by model and engine, typically ranging from approximately 40 to 70 PTO horsepower for these models. Torque Specifications: Detailed torque specifications for engine components will be provided within the manual. Fuel System Fuel Type: Diesel Injection Type: Typically direct injection, specific pump models (e.g., CAV, Bosch) will be detailed. 🔧 Transmission Standard Transmission Type: Manual transmission with multiple gear options (e.g., 8-speed forward, 2-reverse) and often a high/low range selector. Optional Optional Transmission: Some models may have offered a synchronized transmission or a partially powershift transmission (e.g., Hydro 86). Features Clutch Type: Dual-stage clutch (independent PTO clutch and main transmission clutch). Gear Ratios: Specific gear ratios for all forward and reverse gears will be detailed. Lubricant Specification: Manual will specify the correct transmission oil type and viscosity (e.g., API GL-4 or GL-5, SAE 90/80W-90). 📐 Dimensions Exterior Wheelbase: Varies by model, typically around 80-90 inches (approx. 2032-2286 mm). Weights Operating Weight: Varies by model and configuration, generally in the range of 4,500 - 6,000 lbs (approx. 2041 - 2722 kg). 💡 Technology Features Infotainment Infotainment Features: Basic operator controls; no modern infotainment systems present. Driver Assistance Driver Assistance Features: None. Focus is on mechanical and hydraulic systems for operation. Connectivity Connectivity Features: None. Mechanical and hydraulic linkage controls. 🔧 Maintenance Service Intervals Engine Oil Change: Typically every 100-250 operating hours, as specified in the manual. Air Filter Service: Service intervals based on operating conditions, often daily visual inspection and regular replacement/cleaning. Fuel Filter Replacement: Typically every 250-500 operating...