Primary Models Covered:
International Harvester B-275, B-414, 354, 364, 384, 424, 444, 2424, 2444 Tractors
Secondary Models Covered:
Variations and derivatives of the listed models.
Estimated Page Count:
High (typically 300-800+ pages for comprehensive tractor manuals, specific count not provided).
Type:
Workshop Service & Repair Manual
Format:
PDF (Portable Document Format)
Engine Overhaul:
Complete engine disassembly, inspection, repair, and reassembly procedures. Includes cylinder head, block, crankshaft, camshaft, pistons, rings, connecting rods, and timing.
Fuel System Diesel:
Diagnosis, repair, and adjustment of diesel fuel injection pumps, injectors, filters, and lines.
Cooling System:
Radiator, water pump, thermostat, fan, and coolant circulation system maintenance and repair.
Electrical System:
Alternator, generator, regulator, starter motor, battery, ignition system (if applicable), lighting, and wiring diagrams.
Clutch And Transmission:
Clutch operation, adjustment, and replacement; transmission disassembly, repair, and rebuilding for various gearboxes, including reversing transmissions.
Hydraulic Lift System:
Operation, maintenance, and repair of the hydraulic lift system, including pumps, cylinders, control valves, and linkages.
Braking System:
Mechanical and hydraulic brake systems, including shoes, drums, master cylinder, wheel cylinders, and parking brake.
Steering Gear:
Steering box, linkages, and adjustments for manual steering systems. Power steering system diagnosis and repair.
Front System And Rear Axle:
Front axle components, kingpins, steering knuckles, and rear axle assemblies, including differential and final drive gears.
Power Take Off Pto:
PTO engagement, operation, and repair of the PTO shaft and mechanism.
Governor Diesel Non Diesel:
Adjustment, maintenance, and repair of diesel and non-diesel engine governors for speed control.
Carburetor And Belt Pulley:
Carburetor service (for gasoline variants, though manual focuses on diesel) and maintenance of belt-driven accessories.
Routine Maintenance:
Oil changes, filter replacements, greasing, lubrication points, and general inspection procedures.
Troubleshooting Guides:
Diagnostic charts and procedures for identifying and resolving common operational problems.
Repair Procedures:
Detailed, step-by-step instructions for component removal, repair, and installation.
Assembly Disassembly:
Exploded views and detailed instructions for taking apart and putting back together various tractor systems.
Diagnostic Capabilities:
Advanced diagnostic procedures for engine, hydraulic, and electrical systems.
Rebuilding Specifications:
Precise specifications for engine components, transmission gears, hydraulic pumps, and other wear items for complete rebuilds.
Calibration And Adjustment:
Detailed procedures for setting clearances, pressures, timing, and calibrations for optimal performance.
Engine Types:
Primarily diesel engines. Specific engine families may include BD-144, BD-154, BD-206, BD-239, BD-264, BD-281 depending on the model variant.
Typical Horsepower Range:
Approximately 30-70 HP, depending on the specific model and engine configuration.
Torque Characteristics:
Designed for robust low-end torque suitable for agricultural applications.
Injection Type:
Direct injection diesel fuel system, typically with rotary or inline injection pumps.
Engine Oil Change:
Typically every 100-250 hours of operation, depending on operating conditions and oil type used. Manual will specify exact intervals and oil grade.
Hydraulic Fluid Change:
Usually recommended annually or every 500-1000 hours, along with filter replacement. Manual will specify interval and fluid type.
Fuel Filter Replacement:
Regular replacement, often every 250-500 hours or as needed if experiencing fuel issues. Manual provides specific interval.
Engine Oil Grade:
Likely SAE 30 or 15W-30 API CD or higher for diesel engines. Exact specification in manual.
Hydraulic Transmission Fluid Htf:
IH Hy-Trans or equivalent universal tractor transmission fluid (UTTF) meeting IH specifications. Manual will list exact IH specification number.
Coolant Type:
Ethylene glycol based antifreeze mixed with distilled water. Manual will specify correct ratio and type.
Common Wear Points:
Wear on clutch splines, hydraulic pump components, injector pump timing, and starter motors.
Electrical Component Reliability:
Older wiring harnesses and components can degrade over time, requiring inspection and potential replacement.
Diesel Injection System:
Clogged injectors or worn injection pumps can lead to hard starting or reduced power. Regular fuel filter changes are crucial.