The International Harvester (IH) 85 Series Tractors, produced from the late 1970s through the mid-1980s, represent a robust line of heavy-duty agricultural and industrial machinery. These tractors are distinguished by their strong construction, reliable IH diesel engines, versatile transmissions, and capable hydraulic systems, making them well-suited for demanding tasks in farming, construction, and grounds maintenance. Engineered for durability and performance, the 85 Series tractors have earned a reputation for their ability to withstand tough working conditions and provide dependable service over many years, competing effectively with other major manufacturers of the era. This collection of two factory manuals provides comprehensive guidance for the maintenance, repair, and operation of the IH 85 Series Tractors. The Service Manual offers in-depth information on troubleshooting, diagnostics, and detailed procedures for overhauling all major systems, including the engine, fuel, cooling, electrical, transmission, and hydraulic systems. The Operator's Manual covers essential operating instructions, safety precautions, and basic maintenance. Together, these manuals serve as an indispensable resource for owners, mechanics, and technicians, ensuring the optimal performance, longevity, and efficient operation of these powerful machines. 🏷️ Basic Information Identification Make: International Harvester (IH) Model: 85 Series Tractors Product Type: Collection of 2 Factory Manuals 👋 Introduction Market Position Market Segment: Heavy-duty agricultural and industrial tractors, designed for demanding work in farming, construction, and grounds maintenance. Competitive Analysis Competitors: Competed with tractors from manufacturers like John Deere, Ford, Massey Ferguson, and Allis-Chalmers during its production era. Key Features Key Features: Robust construction, reliable IH diesel engines, versatile transmission options, strong hydraulic systems, and a reputation for durability in tough conditions. Manual Value Proposition Value For Owners: Essential resource for maintaining, repairing, and troubleshooting IH Case 85 Series tractors, ensuring optimal performance, longevity, and maximizing the return on investment for owners and operators. 📋 Manual Details Coverage Areas Service Manual Coverage: Comprehensive repair, maintenance, troubleshooting, and diagnostics for the IH Case 85 Series Tractors. Operator Manual Coverage: Operating instructions, safety precautions, basic maintenance, controls, and features of the IH Case 85 Series Tractors. Page Count Service Manual Page Count: Estimated 500-1000+ pages (typical for a comprehensive factory service manual of this era and tractor series) Operator Manual Page Count: Estimated 100-250+ pages (typical for a factory operator's manual) Manual Type Service Manual Type: Factory Service Repair Manual Operator Manual Type: Factory Operators Instruction Manual Language Language: English Format Format: PDF 📖 Manual Coverage Systems Covered Engine: Detailed specifications, disassembly, assembly, troubleshooting, and overhaul procedures for IH Diesel engines (e.g., D-179, D-239, DT-239). Fuel System: Injection pump, injectors, fuel lines, filters, bleeding procedures, timing specifications. Cooling System Cooling System: Radiator, fan, water pump, thermostat, coolant specifications, flushing procedures. Electrical System Electrical System: Charging system (alternator/generator), starting system (starter motor), battery maintenance, lighting, wiring diagrams, component testing. Transmission Transmission: Gearbox overhaul, clutch service, PTO engagement, differential, final drives, hydraulic transmission components (if applicable). Hydraulic System Hydraulic System: Hydraulic pump, control valves, cylinders, remote hydraulics, hitch control, hydraulic fluid specifications and testing. Power Take Off Pto Power Take Off Pto: PTO shaft, clutch, engagement mechanisms, speeds, and maintenance. Steering System Steering System: Power steering pump, cylinder, steering linkage, hydraulic fluid, troubleshooting. Brake System Brake System: Brake pedal, master cylinder, wheel cylinders/calipers, brake fluid, bleeding, parking brake. Chassis And Frame Chassis And Frame: Frame inspection, front axle, rear axle, wheel hubs, mounting procedures. Body And Fenders Body And Fenders: Hood removal/installation, fender mounting, operator station components. Procedures Included Preventative Maintenance: Oil changes, filter replacements, greasing points, fluid level checks, inspection routines. Troubleshooting: Systematic diagnostic guides for common and uncommon problems across all major systems. Component Overhaul: Detailed step-by-step instructions for complete disassembly, inspection, repair, and reassembly of major components. Adjustment Procedures: Engine timing, valve clearances, clutch free play, brake adjustments, hydraulic control settings. Calibration: Fuel injection pump timing calibration, hydraulic control valve calibration. Electrical Troubleshooting: Schematic interpretation, circuit testing, component diagnosis using multimeter and specialized tools. Hydraulic Troubleshooting: Pressure testing, flow testing, leak detection, component testing (pump, valves, cylinders). Technical Depth Depth: Factory-level, comprehensive detail suitable for professional mechanics and experienced owner-operators. Covers everything from basic adjustments to complete engine rebuilds and transmission overhauls. Diagnostic Capability: Extensive diagnostic flowcharts, symptom-cause-correction tables, and specifications for precise troubleshooting. Special Tools: Identification and usage of specialized tools required for specific repair procedures. 📊 Manual Specifications File Format PDF Quality: High-resolution scans of original factory documents, ensuring clarity of text and diagrams. Searchable text capabilities are typically present in professionally formatted PDFs. Printability: Designed to be printable, allowing for convenient use in a workshop environment. Binding Type Binding Type: N/A (Digital PDF format) Paper Type Paper Type: N/A (Digital PDF format) Completeness Authenticity: Explicitly stated as genuine Factory Service and Operator Manuals, not aftermarket reproductions. This ensures accuracy and completeness as intended by the manufacturer. ⚙️ Engine Specifications Primary Engine Engine Family: International Harvester 'D' Series Diesel Engines...