The International Harvester 230, 240, 404, and 2404 Series tractors represent a robust line of agricultural machinery produced primarily from the late 1950s through the mid-1960s. These tractors, powered by engine families such as the C-series with displacements typically ranging from 113 to 153 cubic inches, were engineered for reliability and versatility in farm operations. They featured essential technologies for their era, including liquid-cooled engines, distributor-based ignition systems, and various manual transmission options, with some models offering optional power steering. Their design and construction reflect International Harvester's commitment to producing dependable farm equipment, making them a valuable asset for farm owners and enthusiasts. This comprehensive factory service and repair workshop manual provides detailed information for the International Harvester 230, 240, 404, and 2404 Series tractors. It covers all essential systems, including engine overhaul, transmission and drivetrain repair, hydraulic system servicing, electrical diagnostics, fuel system maintenance, cooling system upkeep, brake system repair, and steering system servicing. The manual includes step-by-step instructions, torque specifications, clearances, hundreds of photos and exploded diagrams, and troubleshooting guides. Its purpose is to assist farm owners, mechanics, and technicians in performing routine maintenance, complex repairs, and complete overhauls, ensuring the continued operational efficiency and longevity of these classic tractors. 🏷️ Basic Information Identification Make: International Harvester Model: 230, 240, 404, 2404 Series 👋 Introduction Market Position Target Audience: Farm owners, mechanics, technicians, and restoration enthusiasts seeking authoritative repair information for International Harvester tractors. Key Features Completeness: Comprehensive factory service manual covering all aspects of repair, maintenance, and troubleshooting. Accessibility: Instant download PDF format for immediate access on various devices. 📋 Manual Details Coverage Areas Covered Models: International Harvester 230, 240, 404, 2404 Series Tractors Page Count Estimated Page Count: Hundreds of pages (specific number not provided, but described as comprehensive) Manual Type Type: Factory Service & Repair Workshop Manual Language Language: English Format Format: Digital Download (PDF) 📖 Manual Coverage Systems Covered Engine: Comprehensive engine overhaul, tune-up, troubleshooting, and repair procedures for all applicable engines in the 230, 240, 404, and 2404 series. Transmission And Drivetrain: Detailed coverage of manual and power steering transmissions, differentials, final drives, and PTO systems. Hydraulics: In-depth information on the hydraulic system, including pump, valves, cylinders, and related components for lift and steering functions. Electrical: Complete electrical system diagnostics, wiring diagrams, starter, generator/alternator, battery, lighting, and ignition system repair. Fuel System: Carburetor service and adjustment, fuel pump operation, fuel lines, and filter replacement. Cooling System: Radiator, thermostat, water pump, and fan belt servicing. Brakes: Brake system inspection, repair, and adjustment for both independent and coordinated braking systems. Steering: Manual and power steering system repair, including linkage and pump servicing. Chassis And Suspension: Front axle, steering knuckles, and chassis component maintenance. Bodywork And Sheetmetal: Information on fender, hood, and platform assembly for repair and maintenance. Procedures Included Scheduled Maintenance: Step-by-step guides for routine servicing, including oil changes, filter replacements, lubrication, and adjustments. Troubleshooting: Diagnostic charts and procedures to identify and resolve common operational issues. Repair And Rebuild: Detailed instructions for component disassembly, repair, reassembly, and calibration. Engine Overhaul: Complete engine rebuild procedures, including piston, ring, bearing, and valve service. Transmission Repair: Detailed steps for transmission disassembly, inspection, and repair of gears, shafts, and clutch packs. Hydraulic System Repair: Guidance on repairing hydraulic pumps, cylinders, valves, and troubleshooting leaks or performance issues. Electrical Diagnostics: Procedures for diagnosing and repairing electrical faults using wiring diagrams and test procedures. Tune Up Procedures: Instructions for setting ignition timing, carburetor adjustments, and valve lash. Technical Depth Depth: Professional-grade, covering everything from basic maintenance to complete engine and component overhauls. Detail Level: Highly detailed, including step-by-step instructions, torque specifications, clearances, and alignment procedures. Visual Aids Diagrams: Hundreds of detailed photos and exploded diagrams to illustrate repair procedures. 📊 Manual Specifications File Format Format: PDF Searchable Text: Implied by PDF format, allowing for keyword searching within the manual. Print Quality Printable: Yes, individual pages or the entire manual can be printed. Licensing Usage Rights: Unlimited use on multiple devices, no expiry dates, no renewal fees. Compatibility Operating Systems: Fully compatible with all Windows and all MAC computers. ⚙️ Engine Specifications Primary Engine Engine Families: C-series (e.g., C-113, C-123, C-135, C-146, C-153) and potentially other IH engine families used in these series. Performance Displacement Range: Varies by specific model and engine option, typically ranging from approximately 113 to 153 cubic inches. Horsepower Range: Engine horsepower varied based on model and configuration, generally in the 30-50 HP range for most common variants. Fuel System Carburetor Types: Typically featured Zenith, Marvel-Schebler, or Carter carburetors, with detailed service procedures included. Ignition System Ignition Type: Distributor-based ignition system with coil and spark plugs. Cooling System Cooling Method: Liquid-cooled with water pump and radiator. 🔧 Transmission Standard Transmission Type: Various manual transmissions, including 3-speed, 4-speed, and 5-speed gearboxes, depending on the specific model (e.g., T-34, T-54)....