🏷️ Basic Information Identification Make: International Harvester Model: Farmall Super A Model Variant: Farmall Super AV Model Variant 2: Farmall A-1 Model Variant 3: Farmall AV-1 Codes Manual Part Number: TC-39 Internal Ih Code: IPC 👋 Introduction Market Position Target Audience: Tractor owners, restorers, mechanics, and parts suppliers working with International Harvester Farmall Super A and AV series tractors. Competitive Analysis Differentiation: Distinguished by its high-quality, searchable, and bookmarked PDF format, offering superior usability compared to basic scanned documents. Key Features Organization: Parts are logically grouped by tractor location, enhancing ease of use for identification and assembly. Indexing: Includes a comprehensive numerical index of all part numbers for rapid lookups. Usability: Written in a clear, easy-to-follow style, suitable for both DIY enthusiasts and professional mechanics. 📋 Manual Details Coverage Areas Primary Coverage: Farmall Super A, Super AV, A-1, AV-1 Tractors Secondary Coverage: All components and assemblies for the specified tractor models Page Count Estimated Page Count: Varies (digital format, but content equivalent to a comprehensive printed catalog) Manual Type Type: Illustrated Parts Catalog (IPC) Language Language: English Format Format: Searchable and Bookmarked PDF 📖 Manual Coverage Systems Covered Engine: Complete breakdown of engine components, including cylinders, pistons, crankshaft, camshaft, valves, cooling system, lubrication system, and fuel system. Chassis: Detailed parts listing for the tractor frame, steering components, front axle, rear axle, differential, and final drives. Powertrain: Includes transmission, clutch assembly, PTO (Power Take-Off) components, and drive shafts. Electrical System: Parts for ignition system, starting system, lighting, and any factory-installed electrical accessories. Hydraulic System: Covers components of the Farmall's hydraulic lift system, including pumps, cylinders, and control mechanisms (where applicable). Attachments: Parts related to factory-installed attachments, such as cultivators, plows, and other implements designed for these tractor models. Sheet Metal And Body: Includes fenders, hood, grille, seat components, and control levers. Procedures Included Assembly Guidance: Exploded view diagrams provide clear illustration for correct part orientation and assembly sequence. Part Identification: Facilitates accurate identification of every component on the tractor. Ordering Parts: Provides official IH part numbers essential for ordering correct replacement parts. Troubleshooting Support: While primarily a parts catalog, the detailed component breakdown aids in diagnosing issues by identifying missing or incorrect parts. Technical Depth Depth: Comprehensive detailed breakdown of all OEM (Original Equipment Manufacturer) parts. Scope: Covers every nut, bolt, gasket, and major assembly for the specified tractor models. 📊 Manual Specifications File Format Format: PDF Searchability: Fully searchable text content. Bookmarking: Features extensive bookmarking for quick navigation. Print Quality Resolution: High-resolution scans, clear and distortion-free when zoomed up to 400%. Printability: Designed for clear and accurate printing of individual pages or sections. Binding Type Binding: N/A (Digital PDF format) Paper Type Paper Type: N/A (Digital PDF format) ⚙️ Engine Specifications Primary Engine Engine Model Super A Av: International Harvester C-123 (Gasoline) and C-123D (Diesel for AV models) Engine Displacement: 123 cubic inches (2.01 Liters) Performance Horsepower Gas: Approximately 29-32 PTO HP (rated for different applications, actual drawbar HP lower) Horsepower Diesel: Approximately 29-30 PTO HP (for AV models) Fuel System Carburetor Gas: Typically a Marvel-Schebler or Zenith carburetor. Fuel Type: Gasoline (for Super A) and Diesel (for Super AV) 🔧 Transmission Standard Transmission Type: Manual, constant mesh, 4-speed forward, 1-reverse gearbox. Optional Gear Reduction: Optional Torque Amplifier (TA) unit, providing a low range for increased pulling power. Features Clutch: Single-plate, dry friction clutch. 📐 Dimensions Exterior Wheelbase: Approximately 76 inches (1930 mm) Weights Operating Weight: Approximately 2,600 - 3,000 lbs (1179 - 1361 kg), depending on configuration and options. 🛡️ Safety Features Ratings Safety Standards: Manufactured to industry standards of its era; modern safety features are not present. 💡 Technology Features Infotainment Features: N/A (Basic agricultural tractor, no modern infotainment systems). Driver Assistance Features: N/A (No electronic driver assistance features). Connectivity Features: N/A (No connectivity features). 🔧 Maintenance Service Intervals Engine Oil Change: Typically every 50-75 operating hours or annually. Consult specific era service bulletins for precise recommendations. Grease Points: Daily or weekly greasing of various pivot points, kingpins, and universal joints is critical. Fluid Specifications Engine Oil Type: SAE 30 or 10W-30 (depending on ambient temperature and specific IH recommendations for the era). Transmission Hydraulic Fluid: IH Hy-Trans fluid or equivalent (check specific manual for exact specification, often a universal tractor fluid with specific viscosity). Coolant: Ethylene glycol based antifreeze mixed with water for freeze protection and corrosion inhibition. Known Issues Worn Engine Components: Common for high-hour engines to experience wear in piston rings, cylinder liners, and bearings. Hydraulic System Leaks: Seals and O-rings in the hydraulic lift system can degrade over time, leading to leaks and reduced lifting capacity. Carburetor Issues: Gumming and clogging of the carburetor due to age and fuel degradation is frequent. Steering Play: Wear in steering box and tie rod ends can result in excessive play. 📚 Vehicle History Brand Heritage Manufacturer: International...