The Case IH 1594 is a robust agricultural tractor, primarily manufactured in the 1980s. Designed for a wide array of farming tasks including plowing, cultivating, planting, and material handling, this model represents a significant part of the Case IH utility and row-crop tractor lineage. Known for its dependable diesel engine and versatile transmission options, including manual and powershift configurations, the 1594 offers substantial horsepower and torque suitable for demanding agricultural applications. Its engineering prioritizes reliability and operational efficiency, making it a valued asset in farming communities. This comprehensive Factory Service Repair Manual provides complete service and repair information for the Case IH 1594. It covers all essential systems, including engine overhaul, transmission service, hydraulic systems, electrical components, braking, steering, and power take-off. Detailed troubleshooting guides, maintenance procedures, and step-by-step repair instructions are included to assist owners, mechanics, and technicians. The manual also contains technical specifications and diagnostic procedures, ensuring the vehicle can be maintained and repaired effectively throughout its operational life. 🏷️ Basic Information Identification Make: Case IH Model: 1594 Product Type: Factory Service Repair Manual 👋 Introduction Market Position Vehicle Segment: Agricultural Tractor Competitive Analysis Competitors: John Deere, Ford/New Holland, Massey Ferguson, International Harvester (pre-Case IH formation). Key Features Tractor Capabilities: Designed for a wide range of agricultural tasks including plowing, cultivating, planting, and material handling. 📋 Manual Details Coverage Areas Coverage Scope: Complete service and repair information for Case IH 1594. Page Count Estimated Page Count: N/A (Digital format implies dynamic content) Manual Type Type: Factory Service Repair Manual / Workshop Manual / Troubleshooting Manual / Maintenance Manual Language Language: English Format Format: PDF 📖 Manual Coverage Systems Covered Engine Service: Engine overhaul, tuning, fuel system, lubrication, cooling system. Transmission Service: Service and repair of powershift and manual transmissions. Hydraulic System: Hydraulic pump, cylinders, valves, and associated components. Electrical System: Wiring diagrams, starter, alternator, lighting, ignition system. Brake System: Service and repair of braking mechanisms. Steering System: Power steering components and operation. Power Take Off Pto: PTO engagement, maintenance, and repair. Front Axle: Service and repair of the front drive axle and components. Rear Axle And Differential: Service and repair of rear axle and differential assembly. Cooling System: Radiator, fan, thermostat, water pump service. Fuel System: Fuel tank, lines, filters, injection pump service. Exhaust System: Muffler, pipes, and emissions control components. Operator Station: Cabin, controls, instrumentation service. Body And Chassis: Frame, fenders, hood, and mounting components. Procedures Included Diagnostic Procedures: Troubleshooting guides for common and intermittent faults. Maintenance Procedures: Scheduled maintenance, lubrication, fluid checks, filter replacement. Repair Procedures: Step-by-step instructions for component overhaul and replacement. Assembly Disassembly: Detailed instructions for taking apart and reassembling major systems. Adjustment Procedures: Calibration and adjustment of various systems and components. Technical Depth Depth Of Information: Comprehensive, covering everything from basic maintenance to major overhauls and advanced diagnostics. 📊 Manual Specifications File Format File Type: PDF Software Requirements: Adobe Acrobat Reader, WinZip (for potential compressed files) Compatibility: All Windows and Mac versions Print Quality Printability: Printable pages Binding Type Binding: N/A (Digital Download) Paper Type Paper Quality: N/A (Digital Format) ⚙️ Engine Specifications Primary Engine Engine Manufacturer: Case IH (often sourced from Stanadyne or Perkins for this era) Engine Type: Diesel Engine Displacement Liters: Likely in the range of 3.9L to 5.9L, depending on specific configuration. Bore Stroke: Specifics vary by engine variant, requires manual lookup. Horsepower Range: Typically 70-95 PTO horsepower for this model series. Torque Specifications: Specific torque figures depend on engine variant, detailed in manual. Fuel System Fuel Injection Type: Direct Injection, likely rotary or inline injection pump. Fuel Type: Diesel Fuel Engine Cooling Cooling System Type: Liquid-cooled 🔧 Transmission Standard Transmission Type: Likely a 12-speed partially-synchronized or fully-synchronized transmission with a high/low range. Optional Optional Transmission: Powershift transmission (e.g., 16-speed) might be an option on some variants. Features Clutch Type: Dual-clutch (live PTO clutch and main transmission clutch). Transmission Fluid Spec: Specific Case IH UTTO or equivalent fluid, capacity detailed in manual. 📐 Dimensions Exterior Length: Approx. 140-160 inches (355-406 cm), varies by configuration. Wheelbase: Approx. 85-90 inches (216-229 cm). Weights Operating Weight Lbs: Approx. 7,000-9,000 lbs (3,175-4,082 kg), depending on configuration and options. Max Gross Weight Lbs: Approx. 12,000-14,000 lbs (5,443-6,350 kg). 🛡️ Safety Features Active Features Braking System: Hydraulically operated, wet disc brakes for reliable stopping power. Passive Features Roll Over Protection: ROPS (Roll-Over Protective Structure) is a standard or common feature. Seatbelts: Likely equipped with seatbelts for ROPS. 💡 Technology Features Infotainment Instrumentation: Analog gauges for engine RPM, temperature, oil pressure, fuel level; warning lights. Driver Assistance Draft Control: Mechanical or hydraulic draft control for the 3-point hitch. Connectivity Lighting: Standard headlights, taillights, and work lights. 🔧 Maintenance Service Intervals Engine Oil Change: Typically every 250 hours or annually, refer to manual for exact spec. Fuel Filter Replacement: Recommended at 500 hours or annually. Air Filter...