🏷️ Basic Information Identification Make: International Harvester (IH) Model: 806 Tractor Product Name: IH International Harvester 806 Tractor Service Repair Manual Product Description: IH International Harvester 806 Tractor Service Repair Workshop Manual. This manual contains full service and repair instruction used by mechanics around the world. 👋 Introduction Market Position Tractor Segment: The IH 806 was a versatile utility tractor, popular in medium-duty agricultural applications, competing with models from John Deere, Ford, and Massey Ferguson. Competitive Analysis Key Competitors: John Deere 3020/4020, Ford 5000/7000 series, Massey Ferguson 165/175. Key Features Versatility: Known for its robust construction and adaptability to various farm tasks with different implement setups. Engine Options: Offered with reliable IH diesel engines, providing good power and fuel efficiency for its class. Manual Value Target Audience: Farm owners, mechanics, collectors, and anyone involved in the restoration or maintenance of the IH 806 tractor. 📋 Manual Details Coverage Areas Primary Coverage: Service, repair, and maintenance of the International Harvester 806 Tractor. Page Count Estimated Pages: 500+ Manual Type Type: Service and Repair Workshop Manual Language Language: English Format Format: Likely Digital (PDF) or Printed Booklet (typical for these manuals) 📖 Manual Coverage Systems Covered Engine: Detailed diagnosis, overhaul, and component testing for IH D-354, D-361, and potentially D-414 diesel engines. Transmission: Service and repair of the hydrostatic transmission (if applicable), manual transmissions (e.g., 5-speed), and associated clutch mechanisms. Hydraulics: Complete hydraulic system repair, including pump, valves, cylinders, hoses, and hitch control mechanisms. Electrical: Wiring diagrams, starter, alternator, battery, lighting systems, and instrument panel troubleshooting. Front Axle Steering: Service and repair of front axle components, power steering system (if equipped), and steering linkages. Rear Axle Drive: Differential, final drive, and PTO (Power Take-Off) unit service and repair. Brakes: Hydraulic brake system diagnosis and repair, including master cylinder, wheel cylinders, and brake lines. Cooling: Radiator, fan, water pump, and thermostat service. Fuel System: Diesel injection pump (e.g., CAV, Roosa-Master), injectors, fuel filters, and fuel lines. Power Take Off Pto: Service and adjustment of the live PTO and ground speed PTO (if applicable). Procedures Included Routine Maintenance: Oil changes, filter replacements, lubrication points, greasing schedule, and general inspections. Troubleshooting: Diagnostic charts and flowcharts for common problems across all systems. Major Overhaul: Complete engine rebuild, transmission disassembly and reassembly, and hydraulic component overhauls. Component Replacement: Step-by-step instructions for replacing parts like water pumps, alternators, fuel injectors, clutch plates, etc. Adjustments: Valve adjustments, clutch adjustments, brake adjustments, PTO engagement adjustments. Technical Depth Depth: Comprehensive, from basic maintenance to full-scale engine and component rebuilds, suitable for professional mechanics and experienced owners. 📊 Manual Specifications File Format Digital Format Details: Searchable PDF, allowing quick access to information via keywords. High-resolution scans of original factory documentation. Print Quality Print Quality Description: Clear, legible text and high-contrast diagrams. If printed, uses durable paper stock. Binding Type Binding Type Description: If printed: Spiral-bound or perfect-bound for lay-flat usability in a workshop environment. Paper Type Paper Type Description: If printed: Heavy-duty paper stock resistant to oil and grease common in workshop settings. ⚙️ Engine Specifications Primary Engine Engine Family: International Harvester C-Line Diesel Engine Displacement: Typically 354 cu. in. (5.8 L) or 361 cu. in. (5.9 L) diesel. Some variants may have used the 414 cu. in. (6.8 L) diesel. Performance Horsepower Range: Approximately 65-85 PTO horsepower, depending on engine variant and transmission. Torque Specifications: Refer to manual for specific torque values for engine components (e.g., cylinder head bolts, main bearings). Fuel System Injection Pump Types: Likely equipped with CAV or Roosa-Master (Stanadyne) rotary injection pumps. Fuel Type: Diesel Fuel Cooling Cooling System Type: Water-cooled with radiator, fan, and thermostat. 🔧 Transmission Standard Transmission Type: Manual transmission (e.g., 5-speed synchronized, potentially 10-speed with Hi-Lo option or torque amplifier). Optional Transmission Options: Some models offered a Torque Amplifier (TA) unit for on-the-go gear changes or a hydrostatic transmission (less common for 806). Features Gear Ratios: Manual ratios detailed in the manual for optimal performance and PTO operation. Fluid Type: Typically requires 10W-30 or 134D type hydraulic/transmission fluid (check manual for exact specification). Clutch Type: Single or dual-stage dry clutch, depending on PTO configuration. 📐 Dimensions Exterior Wheelbase: Approx. 92 inches (2337 mm) for 2WD standard tread models. Weights Operating Weight: Approx. 7,000 - 8,500 lbs (3175 - 3856 kg), depending on configuration and ballast. Drawbar Horsepower: Rated based on engine output, significantly impacts drawbar performance. 🛡️ Safety Features Ratings Tractor Safety: While specific modern ratings are not applicable, the manual will cover safe operating procedures, rollover protection (if factory-equipped or aftermarket), and PTO safety. Active Features Braking System: Hydraulic drum or disc brakes (depending on model year/spec) acting on rear wheels and potentially front if 4WD. Passive Features Operator Station: Open station design with fenders and operator controls. Manual addresses safe mounting/dismounting and control operation. 💡 Technology Features Infotainment Instrumentation: Basic dashboard...