Target Audience:
        
        
            Owners, mechanics, and restoration specialists of IH B275 and B414 tractors.
        
     
    
    
        
            Value Proposition:
        
        
            Provides comprehensive, official factory data essential for maintaining and repairing these vintage tractors, which can be scarce.
        
     
    
    
        
            Completeness:
        
        
            Described as a 'COMPLETE official full factory service repair manual', indicating extensive coverage.
        
     
 
    
    
    
        
            Engine:
        
        
            Complete engine overhaul, troubleshooting, fuel system, cooling system, lubrication system, ignition system (diesel models), starting system, exhaust system.
        
     
    
        
            Transmission:
        
        
            Gearbox, clutch, PTO (Power Take-Off) operation and overhaul, differential, final drives, hydraulic system.
        
     
    
        
            Electrical:
        
        
            Wiring diagrams, lighting, starter motor, generator/alternator, battery maintenance, instrument panel.
        
     
    
        
            Chassis:
        
        
            Front axle, steering system, rear axle, brakes (mechanical and hydraulic), suspension, hitch system.
        
     
    
        
            Bodywork:
        
        
            Sheet metal repair, panel alignment, operator's station, fenders, hood.
        
     
    
    
        
            Maintenance:
        
        
            Routine lubrication, fluid level checks, filter replacement, belt adjustments, general servicing procedures.
        
     
    
        
            Repair:
        
        
            Detailed step-by-step repair instructions for all major components and systems.
        
     
    
        
            Troubleshooting:
        
        
            Diagnostic charts and procedures for identifying and resolving common operational issues.
        
     
    
        
            Overhaul:
        
        
            Comprehensive instructions for complete engine, transmission, and hydraulic system rebuilds.
        
     
    
    
        
            Depth:
        
        
            Factory-level detail, suitable for professional mechanics and experienced DIY enthusiasts. Includes torque specifications, clearances, and assembly instructions.
        
     
 
    
    
    
    
        
            Searchability:
        
        
            Likely text-searchable, facilitating quick access to specific information.
        
     
    
    
        
            Printability:
        
        
            Designed for printing, allowing for physical copies for workshop use.
        
     
    
    
        
            Binding Suggestion:
        
        
            For printed copies, a spiral or comb binding is recommended for lay-flat usability.
        
     
    
    
        
            Recommended Paper:
        
        
            Standard printer paper is suitable. For heavy workshop use, consider heavier weight paper.
        
     
 
    
    
    
        
            Engine Type:
        
        
            Diesel (typically IH BD-144 or BD-154)
        
     
    
        
            Displacement B275:
        
        
            Approximately 144 cubic inches (2.36 liters)
        
     
    
        
            Displacement B414:
        
        
            Approximately 154 cubic inches (2.52 liters)
        
     
    
        
            Bore X Stroke Bd144:
        
        
            3.625 in x 4.25 in (92 mm x 108 mm)
        
     
    
        
            Bore X Stroke Bd154:
        
        
            3.75 in x 4.25 in (95 mm x 108 mm)
        
     
    
    
        
            Horsepower B275 Approx:
        
        
            Around 35 HP (drawbar)
        
     
    
        
            Horsepower B414 Approx:
        
        
            Around 40 HP (drawbar)
        
     
    
    
        
            Injection System:
        
        
            Direct injection, typically CAV or Simms fuel injection pumps.
        
     
    
 
    
    
    
        
            Gearbox Type:
        
        
            Manual transmission with multiple forward and reverse gears (e.g., 8 forward, 2 reverse).
        
     
    
    
        
            Pto Options:
        
        
            Standard 540 RPM PTO, potentially ground speed PTO on some models.
        
     
    
    
        
            Clutch Type:
        
        
            Single or dual-stage clutch.
        
     
    
        
            Hydraulic System:
        
        
            IH 'Touch Control' or similar hydraulic lift system for implements.
        
     
 
    
    
    
        
            Roll Over Protection:
        
        
            ROPS (Roll-Over Protective Structure) was often an aftermarket or optional addition for these models.
        
     
    
    
        
            Braking System:
        
        
            Mechanical band brakes on rear axle, sometimes with hydraulic assist or separate parking brake mechanism.
        
     
    
    
        
            Operator Station:
        
        
            Open station design, focus on mechanical safety and operator awareness.
        
     
 
    
    
    
        
            Engine Oil Change:
        
        
            Typically every 100-200 operating hours, refer to manual for exact intervals.
        
     
    
        
            Air Filter Service:
        
        
            Check and clean at frequent intervals, especially in dusty conditions.
        
     
    
        
            Fuel Filter Replacement:
        
        
            Recommended at specified intervals or when fuel system issues arise.
        
     
    
    
        
            Engine Oil:
        
        
            API CD or equivalent, SAE 30 or 10W-30 depending on ambient temperature. Refer to manual for specific IH specs.
        
     
    
        
            Hydraulic Fluid:
        
        
            IH Hy-Trans fluid or equivalent UTF (Universal Tractor Transmission Fluid). Capacity around 6-7 gallons.
        
     
    
        
            Transmission Oil:
        
        
            IH Hy-Trans fluid or SAE 90 Gear Oil. Capacity varies by transmission type.
        
     
    
    
        
            Hydraulic System Leaks:
        
        
            Common with age; seals and pump may require attention.
        
     
    
        
            Engine Starting:
        
        
            Glow plug system issues or injection pump problems can affect starting, especially in cold weather.
        
     
    
        
            Brake Wear:
        
        
            Mechanical brake components can wear and require adjustment or replacement.
        
     
    
        
            Clutch Slippage:
        
        
            Age and heavy use can lead to clutch wear.
        
     
 
    
    
    
        
            Manufacturer:
        
        
            International Harvester (IH) was a major American manufacturer of agricultural and construction equipment, founded in 1902.
        
     
    
    
        
            Production Period:
        
        
            The B275 and B414 were produced from the late 1950s through the 1960s, succeeding earlier 'A' and 'B' series tractors.
        
     
    
    
        
            Manufacturing Locations:
        
        
            Primarily manufactured in the UK (by International Harvester Company of Great Britain Ltd.) and possibly other IH facilities globally.
        
     
    
        
            Legacy:
        
        
            These models were popular for their versatility and reliability, forming the backbone of many farms during their era.