This service repair workshop manual covers Case IH tractors, specifically models 2090, 2094, 2290, 2294, 2390, 2394, 2590, and 2594. These tractors, produced primarily between 1979 and 1985, are part of Case IH's strong lineage of agricultural machinery, known for their durability and power. Designed for demanding farm work, these models feature robust construction and significant power output, with engine displacements ranging from approximately 5.9L to 8.3L and horsepower estimates between 90 HP and 150 HP. They offer various transmission options, including manual and optional powershift configurations, alongside standard PTO capabilities. This comprehensive manual provides factory-level information for all repair, servicing, and troubleshooting procedures. It details engine overhaul, transmission and hydraulic system repair, electrical system diagnostics, drivetrain service, and chassis and body maintenance. Covered procedures include scheduled maintenance, fluid changes, filter replacements, and step-by-step instructions for disassembly, repair, and reassembly of all major components. With hundreds of detailed diagrams and illustrations, this manual is an essential resource for professional mechanics, farm technicians, and owners seeking to maintain and repair their Case IH tractors efficiently and accurately. 🏷️ Basic Information Identification Make: Case IH Model: 2090/2094/2290/2294/2390/2394/2590/2594 Vehicle Type: Tractor Product Type: Service Repair Workshop Manual 👋 Introduction Market Position Target Audience: Professional mechanics, farm technicians, and serious tractor owners Competitive Analysis Value Proposition: Comprehensive factory-level information for efficient and accurate maintenance and repair Key Features Features: Instant download, lifetime access, detailed illustrations, no hidden costs 📋 Manual Details Coverage Areas Coverage: All repair, servicing, and troubleshooting procedures Page Count Pages: Hundreds Manual Type Type: Factory Service Repair Workshop Manual Language Language: English Format Format: PDF Download 📖 Manual Coverage Systems Covered Engine: Complete overhaul, troubleshooting, fuel system, lubrication, cooling system, exhaust system Transmission: Manual and powershift transmission repair, troubleshooting, hydraulics Hydraulics: Hydraulic system diagnosis, repair, pump, valve, cylinder service, PTO hydraulics Electrical: Wiring diagrams, component testing, starter, alternator, battery system, lighting Drivetrain: Front and rear axle service, differential, final drives, driveshafts Chassis And Body: Frame, steering system, brakes, operator station, cab, fenders Procedures Included Maintenance: Scheduled maintenance, lubrication charts, fluid changes, filter replacements Troubleshooting: Step-by-step diagnostic procedures for common and uncommon issues Repair: Detailed instructions for component disassembly, inspection, repair, and reassembly Overhaul: Complete engine, transmission, and hydraulic system overhaul procedures Calibration: Calibration procedures for various systems Technical Depth Depth: Professional-level repair and diagnostics, suitable for experienced technicians and owners Diagrams: Hundreds of detailed exploded diagrams and photos Instructions: Step-by-step instructions for all repair and maintenance tasks 📊 Manual Specifications File Format Compatibility: Compatible with all Windows and MAC computers Print Quality Print Option: Printable single pages or entire manual Binding Type Binding: Digital (PDF Download) Paper Type Paper Type: N/A (Digital) Licensing Usage License: Lifetime usage on unlimited computers, no expiry dates, no renewal fees ⚙️ Engine Specifications Primary Engine Engine Family: Case IH 400 Series (Cummins variants also common in these models) Engine Displacement Range: Approx. 5.9L (360 cu. in.) to 8.3L (505 cu. in.) depending on specific model and engine option Engine Type: Naturally Aspirated and Turbocharged Diesel Performance Horsepower Range: Estimated 90 HP to 150 HP, varying by model and configuration Torque Range: Significant torque output for heavy draft work Fuel System Injection System: Inline Injection Pump (e.g., Bosch or Stanadyne) or Rotary Injection Pump depending on engine variant Fuel Type: Diesel Fuel Lubrication Oil Type Recommendation: API CG-4 or CH-4 rated diesel engine oil, viscosity typically SAE 15W-40 Cooling Coolant Type: Ethylene Glycol based, 50/50 mix with distilled water 🔧 Transmission Standard Transmission Type: 12-speed Synchro-Shuttle or 24-speed Full Synchro-Shuttle Optional Powershift Option: Optional powershift transmission available on some models (e.g., Powershift) Features Pto Options: Standard 540/1000 RPM Power Take-Off (PTO) Fluid Specifications Transmission Hydraulic Fluid: Case IH Hy-Tran Plus or equivalent UTF (Universal Tractor Transmission Fluid) meeting specifications 📐 Dimensions Exterior Wheelbase Range: Varies by model, typically around 90-100 inches Weights Operating Weight Range: Approx. 10,000 lbs to 15,000 lbs (4500 kg to 6800 kg), depending on configuration 💡 Technology Features Infotainment Technology Level: Basic operational controls, analog gauges, no modern digital infotainment systems. Driver Assistance Assistance Features: Limited to mechanical systems like power steering and PTO engagement controls. 🔧 Maintenance Service Intervals Engine Oil Change: Typically every 250-500 operating hours, or annually, depending on operating conditions and oil analysis. Fuel Filter Replacement: As recommended, often at oil change intervals or based on performance indication. Air Filter Service: Check and clean regularly, replace as needed based on dust conditions. Fluid Specifications Hydraulic Fluid Capacity: Varies by model and configuration, typically around 10-15 gallons (38-57 liters) Known Issues Common Wear Items: Clutch wear, hydraulic pump wear, front axle pivot wear, starter motor issues Common Diagnostic Challenges: Hydraulic system performance degradation, transmission shifting issues, electrical harness degradation 📚 Vehicle History Brand Heritage Heritage: Part of the strong lineage of Case IH agricultural machinery, known for durability and...