The International Harvester 384 Tractor, produced from approximately 1971 to 1979, is a robust and reliable compact to medium utility tractor designed for a wide range of agricultural and property maintenance tasks. Built upon the strong heritage of International Harvester, this model features a 4-cylinder, naturally aspirated BD-144 diesel engine with a displacement of 144 cubic inches, delivering around 46-50 PTO horsepower. Its engineering prioritizes durability and functionality, offering an 8-speed forward and 2-speed reverse constant mesh gearbox, a single dry plate clutch, and a standard 540 RPM Power Take-Off. Known for its straightforward operation and cost-effectiveness compared to competitors like Ford and John Deere models of the era, the 384 Tractor embodies the practical engineering that defined International Harvester's agricultural machinery. This comprehensive Workshop Service Manual (WSM) provides in-depth technical information for the International Harvester 384 Tractor. It is intended for owners, mechanics, and service technicians, empowering them to perform maintenance, diagnostics, and repairs efficiently, thereby saving costs and minimizing downtime. The manual covers all essential systems, including detailed procedures for engine overhaul, fuel, cooling, lubrication, transmission, hydraulics, electrical, steering, and brake systems. It also includes guidance on chassis, axles, PTO, three-point hitch, and bodywork. Furthermore, the manual offers routine maintenance schedules, troubleshooting guides, diagnostic procedures, rebuilding instructions, and adjustment specifications, all supported by numerous illustrations, diagrams, and wiring schematics to ensure clarity and accuracy. 🏷️ Basic Information Identification Make: International Harvester Model: 384 Tractor 👋 Introduction Market Position Target Audience: Owners, mechanics, and service technicians of the International Harvester 384 Tractor. Utility Class: Compact to medium utility tractor, suitable for general farm work, smallholding, and property maintenance. Key Features Value Proposition: Empowers users to perform their own repairs, saving significant costs and downtime. Ease Of Use: Features easy-to-follow step-by-step instructions. Competitive Analysis Competitors: Ford 3000, John Deere 2030, Massey Ferguson 135/148 series. 📋 Manual Details Coverage Manual Type: Workshop Service Manual (WSM) Format File Format: PDF Searchability Feature: Searchable PDF content allows for quick access to information. Language Language: English Print Quality Printability: Full Printable Delivery Delivery Method: Instant Download Requirements Software Requirements: Adobe PDF Reader Compatibility Operating Systems: All Versions of Windows & Mac Page Count Estimated Page Count: Typically 400-600 pages (actual count may vary for specific editions). 📖 Manual Coverage Systems Engine Overhaul: Complete engine disassembly, inspection, repair, and reassembly procedures. Fuel System: Detailed coverage of fuel injection pump, injectors, fuel lines, and filters. Cooling System: Radiator, thermostat, water pump, hoses, and fan maintenance and repair. Lubrication System: Oil pump, oil filter, lubrication passages, and oil pressure checks. Transmission: Gearbox, clutch, PTO, and differential repair and adjustment. Hydraulics: Hydraulic pump, control valves, cylinders, and hydraulic system troubleshooting. Electrical System: Starter, alternator, battery, lighting, ignition, and wiring diagrams. Steering System: Steering box, linkage, and power steering (if equipped) repair. Brake System: Brake pedal, master cylinder, brake lines, and drum/disc brake service. Chassis And Frame: Frame inspection, repair, and mounting points. Front Axle: Wheel bearings, kingpins, and front axle assembly. Rear Axle And Drive: Differential, final drive, and axle shaft service. Power Take Off (Pto): PTO engagement, gears, and associated components. Three Point Hitch (3Ph): Linkage, draft control, and stabilizer adjustment and repair. Bodywork And Sheet Metal: Fenders, hood, grille, and control panel repair. Procedures Routine Maintenance: Scheduled maintenance tasks, lubrication points, and fluid level checks. Troubleshooting Guides: Systematic diagnosis of common problems and their solutions. Diagnostic Procedures: Step-by-step guides for identifying faults and malfunctions. Rebuilding And Overhauling: Comprehensive instructions for major component rebuilds. Adjustment And Calibration: Correct settings for clutch, brakes, hydraulics, and engine components. Installation And Replacement: Guidance on replacing various parts and sub-assemblies. Torqure Specifications: Crucial torque values for critical fasteners are provided. Technical Depth Depth Of Coverage: In-depth, professional-quality repair information suitable for mechanics and skilled owners. Part Numbers: Includes references to genuine IH part numbers for component identification. Visual Aids Illustrations And Diagrams: Includes numerous pictures, diagrams, and wiring schematics. Manual Completeness Coverage Scope: Comprehensive: Covers all aspects of service, repair, and maintenance. 📊 Manual Specifications File Format PDF Quality: High-resolution, professional quality for clear viewing and printing. Print Quality Page Layout: Printable pages optimized for workshop use. Binding Type Binding Method: Digital (PDF) - no physical binding. Paper Type Digital Format: PDF - No physical paper type. File Content Searchability: PDF format allows for text searching of keywords and phrases. ⚙️ Engine Specifications Primary Engine Engine Manufacturer: International Harvester Engine Model Designation: BD-144 (Diesel) Engine Type: 4-cylinder, naturally aspirated diesel Performance Bore X Stroke: 3.70" x 4.25" (94 mm x 108 mm) Displacement: 144 cubic inches (2.36 Liters) Compression Ratio: Approximately 21.5:1 Rated Engine Hp: Approximately 46-50 PTO horsepower (HP). Fuel System Fuel Type: Diesel Fuel Injection System: Bosch (typically inline injection pump) Governor Type: Mechanical (likely variable speed) Injection Timing: Specific timing marks and procedures for fuel injection pump timing...