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.
