Overall Scope:
Comprehensive service, maintenance, and troubleshooting for the IH International Harvester 2856 Tractor.
Estimated Pages:
Information not explicitly provided, but typical for a full service manual would be 500+ pages.
Type:
Workshop Repair Service Manual
Engine:
Detailed diagnostics, repair, and overhaul of the engine (specific engine model likely to be detailed).
Transmission:
Service and repair procedures for the transmission system.
Hydraulics:
Coverage of the hydraulic system, including pumps, valves, cylinders, and related components.
Electrical System:
Diagnosis and repair of the tractor's electrical circuits, starter, alternator, battery, and lighting.
Power Take Off Pto:
Service and repair for the PTO system.
Frontend Axle:
Maintenance and repair of the front axle assembly.
Braking System:
Repair and adjustment of the braking system.
Steering System:
Service and repair of the steering mechanism.
Fuel System:
Maintenance and troubleshooting of the fuel delivery and injection system.
Cooling System:
Service and repair of the radiator, thermostat, and cooling fan.
Exhaust System:
Information on the exhaust manifold, muffler, and piping.
Chassis And Frame:
Information on frame components and structural integrity.
Operator Station:
Maintenance and repair of the operator's seat, controls, and dashboard.
Maintenance:
Scheduled maintenance, lubrication, and fluid checks.
Troubleshooting:
Diagnostic procedures for identifying and resolving common and complex issues.
Repair:
Step-by-step instructions for component disassembly, repair, and reassembly.
Overhaul:
Detailed procedures for complete engine, transmission, and hydraulic system overhauls.
Adjustments:
Calibration and adjustment procedures for various systems (e.g., clutch, brakes, PTO).
Torquing:
Specific torque values for critical fasteners.
Depth:
Comprehensive, covering basic maintenance to complete mechanical and electrical system rebuilds.
Engine Type:
Likely a diesel engine, specific model such as International Harvester DT-360 or similar heavy-duty unit. Details would be within the manual.
Horsepower:
Specific horsepower rating would be listed in the manual based on the engine variant. Typically in the 70-100 HP range for tractors of this era and size.
Torque:
Specific torque output would be detailed in the manual, crucial for heavy draft work.
Injection System:
Likely a rotary or inline injection pump system, potentially with turbocharging depending on the specific engine variant.
Coolant Type:
Conventional or Extended Life Coolant (ELC) for heavy-duty diesel engines. Manual will specify.
Transmission Type:
Likely a robust manual transmission with multiple gear ranges (e.g., 8-speed, 12-speed, or powershift options). Specifics would be in the manual.
Powershift:
Powershift transmission options may have been available for increased operational flexibility.
Gear Ratio:
Detailed gear ratios for all forward and reverse gears will be provided in the manual.
Transmission Fluid Type:
Manual transmission fluid (MTF) or potentially hydraulic fluid depending on transmission design. Specific IH specifications will be detailed.
Rollover Protection:
The manual may cover the installation, maintenance, or inspection of ROPS (Rollover Protective Structures) if equipped or an option.
Braking System Type:
Likely mechanical or hydraulic disc brakes, with specific details on operation and adjustment in the manual.
Operator Station Design:
Ergonomics and safety considerations for the operator's platform would be addressed in general terms.
Operator Interface:
Basic analog gauges for engine status, fuel, temperature, and oil pressure. Focus on functionality over advanced features.
Traction Control:
Not applicable for this era of tractor.
Telematics:
Not applicable for this era of tractor.
Engine Oil Change:
Typically every 250-500 operating hours, but the manual will provide precise intervals and filter part numbers.
Transmission Fluid Change:
Recommended intervals for transmission fluid and filter changes will be clearly stated, often annually or based on hours.
Hydraulic Fluid Change:
Intervals for hydraulic fluid and filter replacement will be specified for optimal system performance.
Engine Oil Specification:
Likely SAE 15W-40 heavy-duty diesel engine oil. Manual will specify API service classification (e.g., CD, CE).
Hydraulic Fluid Specification:
IH Hy-Tran fluid or equivalent UTF (Universal Tractor Transmission Oil) meeting IH specifications will be recommended. Manual will provide part numbers and specifications.
Coolant Capacity:
Coolant capacity for the engine and cooling system will be listed, along with the correct coolant type and mixture ratio.
Common Wear Items:
Potential areas for wear include clutch components, hydraulic seals, and engine wear items. The manual will guide on inspection and replacement.
Electrical Connections:
Corrosion or wear on electrical connectors is a common issue in older farm equipment; the manual will detail wiring diagrams for troubleshooting.
Manufacturer History:
International Harvester (IH) was a significant American manufacturer of agricultural and construction equipment, known for robust and reliable machinery.
Tractor Series:
The 2856 likely belongs to a series of tractors designed for medium to heavy-duty farm operations, succeeding or preceding models in IH's product line.
Production Period:
Production years would typically fall within the late 1970s to mid-1980s, a period of significant evolution in tractor technology.
