🏷️ Basic Information Identification Make: International Harvester (IH) Model: 454, 464, 484, 574, 584, 674 Codes Chassis Codes: 454, 464, 484, 574, 584, 674 👋 Introduction Market Position Market Segment: Utility Tractors (Agricultural/Industrial) Key Features Manual Value Proposition: Provides essential technical data, diagnostic procedures, and repair instructions for maintaining and restoring IH tractors. Crucial for DIY mechanics and professional workshops. 📋 Manual Details Coverage Areas Systems Covered: Engine (Diesel & Non-Diesel), Fuel System (Gasoline & Diesel), Cooling System, Electrical System, Brakes, Clutch, Transmission (Speed & Range), Differential, Final Drive, Front System, Governor, Hydraulic System, Hydrostatic Steering System, Power Steering System, PTO (Power Take-Off), Carburetor, Main Drive Bevel Gears Procedures Included: Maintenance, Troubleshooting, Repair, Overhaul, Diagnostics, Adjustments, Specifications Page Count Estimated Page Count: Varies (typically 500-1000+ pages for a comprehensive service manual) Manual Type Type: Service Workshop Manual / Repair Manual Language Language: English Format Format: PDF (Digital Download) 📖 Manual Coverage Technical Depth Depth: Comprehensive; covers from basic maintenance to advanced diagnostics and complete rebuilds. Includes technical specifications, diagrams, and step-by-step instructions. 📊 Manual Specifications File Format File Format: PDF File Quality Print Quality: High-resolution, searchable text, printable pages. Binding Type Binding Type: N/A (Digital Download) Paper Type Paper Type: N/A (Digital Download) ⚙️ Engine Specifications Primary Engine Engine Types: Diesel Engines (e.g., D-155, D-179, D-206, D-236) and Gasoline Engines. Specific engine variants depend on the model and production year. Performance Horsepower Range: Approximately 45-75 PTO horsepower (varies significantly by model and engine) Fuel System Fuel Delivery: Diesel: Injection Pump (e.g., Simms, CAV) and Injectors. Gasoline: Carburetor. 🔧 Transmission Standard Transmission Types: Manual Synchromesh Transmissions (e.g., 8-speed or 12-speed options). Some models may offer powershift or hydrostatic options (as indicated by 'Hydro' in product description, though this manual specifically lists Hydrostatic Steering). Features Transmission Features: Range transmission and speed transmission for varied field and road operation. 📐 Dimensions Weights Operating Weight Approx: 3500 - 5500 lbs (approximate, varies by model and configuration) 💡 Technology Features Infotainment Features: Basic tractor instrumentation (tachometer, temperature gauge, oil pressure gauge, fuel gauge). No infotainment systems present. Driver Assistance Features: Power steering system (on applicable models), hydrostatic steering system (on applicable models). No electronic driver assistance systems. 🔧 Maintenance Service Intervals Engine Oil Change: Typically every 100-250 operating hours, depending on operating conditions and oil type. Fluid Specifications Engine Oil Type: API CD or CE rated diesel engine oil, SAE 30 or 15W-40 (refer to specific manual for exact viscosity based on ambient temperature). Hydraulic Fluid Type: IH Hy-Tran or equivalent UTF (Universal Tractor Transmission Fluid). Coolant Type: Ethylene glycol based antifreeze mixture with a 50/50 concentration of coolant and distilled water. Known Issues Common Wear Items: Clutch wear, hydraulic pump seals, PTO clutch packs, injector pump seals, and radiator leaks are common wear items. Electrical System Prone Issues: Corrosion on connections, failing starter solenoids, and worn wiring harnesses due to age and environmental exposure. Engine Management: Diesel injection timing and pump calibration can drift over time. Glow plug reliability is also a consideration for cold starts. 📚 Vehicle History Brand Heritage Brand History: International Harvester (IH) was a major American manufacturer of agricultural and construction machinery, as well as trucks and household equipment. Known for robust and reliable equipment. Model Evolution Model Lineage: These models represent a mid-range series of tractors from IH, popular for general farm work. They followed earlier series and were predecessors to Case IH models after the merger. Production Production Period: Primarily 1970s and early 1980s.