🏷️ Basic Information Identification Make: International Harvester Model: Cadet 80 Codes Manual Product Name: IH International Cadet Tractor 80 Workshop Service Repair Manual 👋 Introduction Market Position Target Audience: Owners, mechanics, and restoration enthusiasts of the International Harvester Cadet 80 tractor. Competitive Analysis Value Proposition: Provides essential technical information for maintaining, repairing, and restoring the IH Cadet 80, offering significant cost savings over professional services. Key Features Manual Features: Instant download, comprehensive coverage, detailed diagrams, and diagnostic aids. 📋 Manual Details Coverage Areas Manual Type: Workshop Service Repair Manual Language: English Format: PDF Download 📖 Manual Coverage Systems Covered Engine Overhaul: Complete engine disassembly, inspection, repair, and reassembly procedures. Fuel System Service: Carburetor adjustment, fuel pump troubleshooting, fuel line inspection, and tank servicing. Ignition System Diagnosis: Spark plug service, timing adjustments, coil testing, and distributor maintenance. Cooling System Repair: Radiator service, thermostat replacement, water pump troubleshooting, and coolant flush procedures. Transmission And Drivetrain: Gearbox disassembly and assembly, clutch service, driveshaft inspection, and differential maintenance. Hydraulic System Troubleshooting: Hydraulic pump service, cylinder repair, valve body inspection, and fluid leak diagnosis. Steering System Repair: Steering box adjustment, tie rod end replacement, and linkage servicing. Brake System Maintenance: Brake shoe adjustment, drum servicing, hydraulic line replacement, and parking brake repair. Electrical System Wiring: Wiring diagrams, component testing, battery maintenance, and lighting system repair. Chassis And Frame Service: Frame inspection, axle servicing, and hitch assembly maintenance. Bodywork And Sheetmetal: Panel alignment, fender repair, and mounting hardware specifications. Procedures Included Routine Maintenance: Oil changes, filter replacements, lubrication points, and general inspection procedures. Troubleshooting Guides: Diagnostic flowcharts and symptom-based problem-solving for common issues. Component Replacement: Step-by-step instructions for replacing major and minor components. Tune Up Procedures: Detailed procedures for engine tuning and performance optimization. Rebuilding Instructions: Comprehensive guidance for rebuilding various sub-assemblies like engines and transmissions. Technical Depth Depth Of Coverage: Comprehensive workshop level with detailed diagnostics and repair procedures. Torque Specifications: Precise torque values for all critical fasteners. Clearances And Tolerances: Specifications for engine component clearances, bearing tolerances, and valve gaps. Schematics And Diagrams: Detailed electrical wiring diagrams, hydraulic schematics, and exploded views of components. 📊 Manual Specifications File Format File Type: Digital (PDF) Searchable Text: Yes (typically OCR'd PDF for keyword searching) Print Quality Image Resolution: High-resolution, clear images and diagrams suitable for printing. Binding Type Binding: N/A (Digital Download) Paper Type Paper Type: N/A (Digital Download) ⚙️ Engine Specifications Primary Engine Engine Manufacturer: International Harvester (IH) Engine Model Designation: Likely a small displacement, air-cooled, or liquid-cooled gasoline engine (specific model depends on exact configuration, often derived from their industrial engine lines). Performance Horsepower Rating: Typically in the 8-15 HP range, depending on specific engine option and governor settings. Torque Output: Detailed torque figures would be specific to the engine type covered in the manual. Fuel System Fuel Type: Gasoline Carburetor Type: Various makes such as Zenith, Marvel-Schebler are common for this era of tractor. Specific model covered in manual. 🔧 Transmission Standard Transmission Type: Manual sliding gear transmission (likely 3-speed or 4-speed forward, plus reverse). Optional Optional Gearbox: Some models may have offered a Hi-Lo range selector, but this is less common for the Cadet 80. Features Clutch Type: Single-plate, dry clutch. Rear Axle Drive: Bevel gear differential with spur gear final drives. 📐 Dimensions Exterior Wheelbase: Approximately 45-50 inches (114-127 cm), subject to variation. Weights Operating Weight: Around 700-900 lbs (317-408 kg) without implements. 🛡️ Safety Features Ratings Safety Standard Compliance: Industry standards of the era; modern ROPS and seatbelt features are generally not factory equipped. Active Features Braking System: Internal expanding shoe brakes, typically acting on the transmission countershaft or rear axle shafts. Passive Features Operator Station: Open station; manual will cover best practices for safe operation. 💡 Technology Features Infotainment Infotainment System: N/A (Basic agricultural machinery of its era). Driver Assistance Driver Assistance Features: N/A. Connectivity Connectivity Options: N/A. 🔧 Maintenance Service Intervals Engine Oil Change Interval: Typically every 25-50 operating hours or annually, depending on operating conditions. Gearbox Oil Change: Annually or as specified in the manual, often involving seasonal changes. Fluid Specifications Engine Oil Type: API service classification CC or CD, SAE 30 or 10W-30 depending on temperature. Specific recommendations in manual. Hydraulic Fluid Type: IH Hy-Tran fluid or equivalent Type 'F' or 'SHC' transmission hydraulic fluid. Manual will specify. Transmission Fluid Type: Gear oil, likely SAE 80W-90 or 140W. Manual will provide specific viscosity and API rating. Grease Type: Lithium-based multipurpose grease, NLGI Grade 2. Known Issues Common Wear Points: Carburetor gumming, ignition system wear (points, condenser), clutch wear, hydraulic pump seal leaks, and wear in transmission gears/synchronizers. Preventative Maintenance Tips: Regular cleaning of cooling fins (if air-cooled), fuel system flushing, and timely lubrication of all grease points. 📚 Vehicle History Brand Heritage Manufacturer History: International Harvester (IH) was a major American manufacturer of agricultural and construction...