🏷️ Basic Information Identification Make: International Harvester Model: 1026 Tractor Codes Product Name: International Harvester 1026 Tractor WSM Service Manual PDF Download 👋 Introduction Market Position Target Audience: Tractor owners, mechanics, and restoration enthusiasts seeking comprehensive repair information. Key Features Value Proposition: Enables DIY repairs, saving significant costs and providing deep technical understanding. Content Highlight: Covers all services, repairs, and routine maintenance with detailed diagrams and instructions. 📋 Manual Details Coverage Areas Manual Type: Workshop Service Manual (WSM) / Repair Manual Language: English Format: PDF Download Delivery: Instant Download Requirements: Adobe PDF Reader Compatibility: All Versions of Windows & Mac 📖 Manual Coverage Systems Covered Engine Overhaul: Complete engine disassembly, inspection, repair, and reassembly procedures. Fuel System: Carburetor, fuel pump, fuel filter, fuel lines, and tank maintenance and repair. Cooling System: Radiator, thermostat, water pump, hoses, and fan service. Ignition System: Spark plugs, distributor, ignition coil, and wiring diagnostics and repair. Transmission Service: Repair and overhaul of the transmission, including clutch, gearbox, and hydraulic systems. Hydraulic System: Power steering, 3-point hitch hydraulics, and PTO hydraulic system maintenance and repair. Electrical System: Starter, generator/alternator, battery, lighting, and wiring harness repair and troubleshooting. Brake System: Service and repair of internal expanding shoe brakes or disc brakes (depending on specific build). Steering System: Diagnosis and repair of steering mechanisms, including power steering components. Chassis And Frame: Inspection, repair, and adjustment of the tractor frame and associated components. Body And Fenders: Repair and maintenance of the tractor's body panels, fenders, and operator station. Power Takeoff Pto: Service and repair of both independent and transmission-driven PTO systems. Front Axle And Steering: Maintenance and repair of the front axle assembly and steering linkage. Rear Axle And Differential: Overhaul and repair of the rear axle, differential, and final drives. Procedures Included Routine Maintenance: Oil changes, filter replacements, lubrication points, and general inspection procedures. Troubleshooting Guides: Step-by-step diagnostic procedures for common and uncommon problems. Disassembly And Reassembly: Detailed instructions for taking apart and putting back together all major tractor components. Adjustments And Settings: Precise instructions for setting clearances, pressures, and alignments. Wiring Diagrams: Comprehensive electrical schematics for troubleshooting and repair. Torque Specifications: Essential torque values for critical fasteners throughout the tractor. Technical Depth Depth Level: Full Professional Quality, In-depth Service and Repair Instruction Style: Easy to follow step-by-step instructions with pictures. 📊 Manual Specifications File Format File Type: PDF Print Quality Printability: Full Printable Binding Type Binding Method: Digital (Printable PDF) Paper Type Paper Recommendation: Standard printer paper (user printable) ⚙️ Engine Specifications Primary Engine Engine Family: International Harvester DT-407 (Diesel) Engine Type: Diesel, 4-stroke Displacement: 407 cubic inches (6.67 liters) Bore X Stroke: 4.25 in. x 4.50 in. (108 mm x 114 mm) (Typical) Performance Horsepower Rated Pto: Approximately 74 HP (PTO) (Varies by specific configuration) Horsepower Rated Drawbar: Approximately 63 HP (Drawbar) (Varies by specific configuration) Fuel System Fuel Type: Diesel Fuel Injection System: Roosa Master rotary injection pump (Typical) 🔧 Transmission Standard Transmission Type: International Harvester TA (Torque Amplifier) with manual gearshift Gear Configurations: Often 8 forward speeds and 2 reverse speeds (plus TA multiplication). Features Torque Amplifier: Provides 16 forward and 4 reverse speeds by doubling each gear with a planetary gearset. 📐 Dimensions Weights Operating Weight: Approximately 7,000 - 8,000 lbs (3,175 - 3,629 kg) depending on configuration. Wheelbase: Approximately 88 inches (2,235 mm) 🛡️ Safety Features Active Features Brakes: Internal expanding shoe or disc brakes, typically hydraulically activated. Passive Features Operator Station: Open station with operator's platform; optional ROPS (Roll-Over Protective Structure) may be available or retrofitted. 💡 Technology Features Infotainment Operator Controls: Mechanical levers for transmission, PTO, and hydraulics; dashboard gauges for engine parameters. Driver Assistance Power Steering: Hydraulic power steering is a significant convenience feature for ease of operation. 🔧 Maintenance Service Intervals Engine Oil Change: Every 100-150 hours or annually, whichever comes first (refer to manual for exact specifications). Transmission Oil Change: Typically every 500-1000 hours (refer to manual for specific fluid type and capacity). Hydraulic Fluid Change: Typically every 500-1000 hours (refer to manual for specific fluid type and capacity). Fluid Specifications Engine Oil Type: API Service CD or CE rated diesel engine oil, SAE 15W-30 or 10W-30 depending on climate (refer to manual for exact specs). Transmission Hydraulic Fluid: IH Hy-Trans (or equivalent) or Caterpillar TO-2 specification fluid (refer to manual for exact specs). Coolant Type: Ethylene glycol based antifreeze with corrosion inhibitors, mixed 50/50 with distilled water. Known Issues Common Wear Items: Clutch wear, TA engagement issues, hydraulic pump and cylinder leaks, starter motor problems. Diesel Engine Considerations: Glow plug reliability (if equipped), injector pump timing, injector nozzle wear, cylinder head gasket integrity. 📚 Vehicle History Brand Heritage Manufacturer Origin: United States (International Harvester Company) Model Evolution Series Placement: Part of the International Harvester 06 Series, succeeding models like the 706 and 806. Production Production Years:...