Tractor Segment:
Utility tractor, popular for small to medium-sized farms and agricultural tasks during its production era.
Key Competitors:
Fordson Major, Ferguson TE series, Massey Ferguson 35, John Deere 3020, David Brown 770.
Durability:
Renowned for its robust construction and reliable performance in demanding conditions.
Simplicity:
Mechanically straightforward design, contributing to ease of maintenance and repair.
Versatility:
Capable of handling a wide range of agricultural implements through its PTO and hydraulic systems.
General Coverage:
All aspects of service, maintenance, and troubleshooting for the IH B275 tractor.
Estimated Pages:
Varies by specific edition, typically 300-500 pages for comprehensive workshop manuals.
Type:
Workshop Repair Service Manual
Engine Systems:
Engine disassembly, assembly, overhaul, cooling system, lubrication system, fuel system, ignition system (if applicable).
Transmission Systems:
Clutch, gearbox, differential, final drives, power take-off (PTO).
Hydraulics:
Hydraulic pump, control valves, cylinders, three-point hitch, auxiliary hydraulic circuits.
Electrical System:
Starting system, charging system, lighting, wiring diagrams, instrument panel.
Braking System:
Brake pedal, master cylinder, wheel cylinders, brake shoes/pads, parking brake.
Steering System:
Steering column, steering box, linkages, power steering (if equipped).
Chassis And Frame:
Front axle, rear axle, suspension, wheels, tires.
Bodywork And Controls:
Operator's station, controls, fenders, engine cowling.
Maintenance Procedures:
Lubrication points and schedules, filter replacements, fluid changes, adjustments.
Troubleshooting Guides:
Systematic diagnostic charts for common malfunctions and their resolutions.
Disassembly And Assembly:
Step-by-step instructions for component removal, overhaul, and reinstallation.
Special Tools:
Identification and use of specialized tools required for specific repair tasks.
Torquing Specifications:
Precise torque values for critical fasteners during assembly.
Depth Of Information:
Comprehensive, covering from basic maintenance to major overhauls and component rebuilds.
Diagnostic Level:
Advanced diagnostics with detailed troubleshooting flowcharts and symptom analysis.
Engine Make Model:
IH (International Harvester) AD series (e.g., AD 202, AD 236, AD 240, depending on specific B275 variant).
Cylinder Configuration:
Inline 3-cylinder or 4-cylinder, depending on specific engine fitted.
Displacement:
Typically around 201 to 240 cubic inches (3.3 to 3.9 liters).
Bore X Stroke:
Specifications vary by engine model; example for AD 236: 3.625 in x 4.33 in (92 mm x 110 mm).
Horsepower Rated:
Approximately 35-50 PTO horsepower, depending on engine and specific model configuration.
Torque Peak:
Specifications vary by engine; designed for robust pulling power at lower RPM.
Injection System:
Direct injection, typically Bosch or CAV injection pumps.
Fuel Filter Part Number:
OEM numbers vary; aftermarket equivalents from manufacturers like Wix, Baldwin are available (e.g., Wix 33430).
Transmission Type:
Manual transmission with multiple gears (e.g., 8-speed or 10-speed forward, 2 reverse).
Optional Gearbox:
Some variants might have offered different gear ratios or synchronized gearboxes.
Clutch Type:
Dry single-plate clutch.
Gear Ratios:
Detailed gear ratios available in the manual for each gear selection.
Pto Speeds:
Standard PTO speeds (e.g., 540 RPM) are typically covered.
Wheelbase:
Approximately 79-82 inches (2007-2083 mm).
Length:
Approximately 120-130 inches (3048-3302 mm) without implements.
Width:
Approximately 65-70 inches (1651-1778 mm) at rear axle.
Height:
Approximately 55-60 inches (1397-1524 mm) to top of steering wheel.
Operating Weight:
Approximately 3500-4500 lbs (1588-2041 kg) without ballast.
Front Tire Size:
Commonly 5.50-16 or 6.00-16.
Rear Tire Size:
Commonly 11.2-28 or 12.4-28.
Wheel Bolt Pattern:
Standard hub configurations for common wheel sizes.
Safety Features:
Rollover protection (ROPS) might be an aftermarket addition, not always standard from factory for early models.
Braking Safety:
Mechanical brakes, parking brake integrated into the transmission or rear axle.
Operator Station:
Basic operator station, emphasizing operator awareness and control placement.
Engine Oil Change:
Typically every 100-150 operating hours, or annually.
Fuel Filter Replacement:
Every 200-300 operating hours, or as needed if experiencing fuel delivery issues.
Air Filter Cleaning:
Check and clean air filter element regularly, especially in dusty conditions (e.g., daily or weekly).
Transmission Fluid Change:
Typically every 500-1000 operating hours, or as specified by manual for drivetrain components.
Engine Oil Type:
API Service Category CD or CE (or equivalent diesel engine oil) with appropriate viscosity, e.g., SAE 30 or 10W-30 depending on ambient temperature.
Engine Oil Capacity:
Approximately 5-7 quarts (4.7-6.6 liters), depending on engine model.
Transmission Hydraulic Fluid:
IH Hy-Tran or equivalent premium tractor hydraulic fluid (UTF - Universal Tractor Transmission Fluid).
Transmission Hydraulic Capacity:
Typically 7-10 gallons (26-38 liters), often shared with hydraulic system.
Common Wear Points:
Hydraulic pump, clutch wear, PTO engagement, steering box wear, and potential radiator leaks.
Engine Considerations:
Older diesel engines may require attention to injection pump timing, glow plug functionality, and injector condition.
Electrical Gremlins:
Wiring can degrade over time; check for corroded connections and faulty switches.
Manufacturer:
International Harvester (IH), a major American manufacturer of agricultural and construction equipment.
Series:
Part of IH's successful 'B' series tractor line, known for its compact size and utility.
Production Period:
Mid to late 1950s through the early 1960s (e.g., approximately 1955-1965).
Manufacturing Locations:
Primarily manufactured in the United States, with some production or assembly potentially in other global locations.
