Target Audience:
Professional technicians, DIY mechanics, and owners of the International Harvester 826 tractor.
Authenticity:
Original workshop manual prepared by the manufacturer for accurate and complete information.
Convenience:
Instant download format eliminates shipping costs and wait times, allowing for printing of specific sections as needed.
Usability:
Easy-to-follow instructions and detailed diagrams designed for both professional and amateur users.
Market Comparison:
Competed with tractors from John Deere, Massey Ferguson, Ford, and other major manufacturers of the era. The 826 offered a strong balance of power, features, and IH's reputation for robust diesel engines.
General Coverage:
Periodic maintenance charts, step-by-step repair instructions, troubleshooting information, overhaul procedures, wiring diagrams.
Estimated Page Count:
Hundreds of pages (as stated in product description)
Type:
Workshop Service Repair Manual (also referred to as Service Manual or Repair Manual)
Delivery Method:
Instant Download
Engine:
Complete overhaul and repair procedures, troubleshooting, diagnostics.
Transmission:
Repair, adjustment, and overhaul procedures for gearbox and drivetrain components.
Hydraulic System:
Service and repair of hydraulic pumps, valves, cylinders, and related components.
Electrical System:
Wiring diagrams, troubleshooting electrical faults, component testing.
Fuel System:
Maintenance and repair of fuel injection and delivery systems.
Cooling System:
Radiator, hoses, water pump, thermostat, fan, and coolant analysis.
Braking System:
Repair and adjustment of braking mechanisms.
Steering System:
Service and repair of steering components and linkages.
Front Axle:
Service and repair of front axle components.
Rear Axle:
Service and repair of rear axle and differential.
P.T.O.:
Service and repair of Power Take-Off unit.
Bodywork And Frame:
Procedures for body panel removal, repair, and frame inspections.
Exhaust System:
Muffler, exhaust manifold, and piping service.
Routine Maintenance:
Oil changes, filter replacements, lubrication, greasing points.
Troubleshooting:
Diagnostic procedures for identifying and resolving common issues.
Repair Instructions:
Detailed, step-by-step instructions for component disassembly, repair, and reassembly.
Overhaul Procedures:
Comprehensive guidance for complete engine, transmission, and component rebuilds.
Diagnostic Charts:
Flowcharts and guides for diagnosing specific problems.
Adjustments:
Procedures for setting clearances, pressures, and linkages.
Torque Specifications:
Essential torque values for critical fasteners across all systems.
Special Tool Identification:
Listing and usage instructions for specialized tools required for certain repairs.
Depth:
Suitable for professional technicians and advanced DIY mechanics, covering detailed repair and overhaul procedures.
Diagnostics Level:
Advanced diagnostics, including troubleshooting electrical circuits using wiring diagrams and mechanical checks for engine and transmission performance.
Engine Options:
Available with International Harvester's 310 cubic inch (5.1L) 6-cylinder diesel engine or a 360 cubic inch (5.9L) 6-cylinder diesel engine. Some models may have featured gasoline variants. (Specific engine variants would be detailed in the manual).
Horsepower Range:
Typically in the 70-85 PTO horsepower range, depending on engine and configuration. (Precise figures available in manual).
Fuel Type:
Diesel (primary), Gasoline (optional in some configurations).
Injection System:
Mechanical fuel injection (typical for diesel engines of this era, specific pump details in manual).
Cylinder Configuration:
Inline 6-cylinder (common for both diesel engines).
Transmission Type:
Power Transfer Center (PTC) transmission, offering 16 forward and 8 reverse speeds (or similar configurations). Specific gear configurations detailed in manual.
Powershift Option:
Optional Power Shift transmission available on some models, offering more gear selection flexibility. (Details on both types in manual).
Clutch Type:
Dual-clutch system for transmission and PTO engagement (typical).
Rear Axle Drive:
Two-wheel drive (2WD) standard; Four-wheel drive (4WD) conversions or specific models may exist. (Manual likely focuses on standard 2WD but may cover 4WD variants).
Wheelbase:
Approximately 90 inches (2286 mm) (typical for 2WD models, variations exist).
Length:
Approximately 140-150 inches (3556 - 3810 mm) without implements. (Specifics in manual).
Operating Weight:
Around 7,000 - 8,000 lbs (3175 - 3629 kg) without ballast. (Precise weights in manual).
Instrument Panel:
Basic instrumentation including tachometer, hour meter, fuel gauge, temperature gauge, and oil pressure warning light. (Detailed diagnostics for these in manual).
Power Steering:
Power steering was a standard or widely available feature, significantly easing operation. (Service information for power steering unit in manual).
P.T.O. Control:
Independent PTO with clutch engagement for implements. (Service and troubleshooting for PTO clutch and engagement in manual).
Engine Oil Change:
Typically every 100-200 operating hours, depending on operating conditions. (Specific interval and oil type in manual).
Transmission Fluid Change:
Refer to manual for specific intervals and fluid type. Often tied to hydraulic fluid.
Air Filter Check:
Regular inspection and cleaning/replacement based on operating conditions, often daily or weekly depending on dust levels. (Detailed schedule in manual).
Engine Oil Type:
Refer to manual for specific API service classification and viscosity grade (e.g., API CD or similar for diesel engines, SAE 15W-30 or 10W-30). International Harvester's own specifications likely referenced.
Hydraulic Fluid Type:
International Harvester Hy-Tran fluid (or equivalent UTF - Universal Tractor Transmission fluid) as specified in the manual.
Coolant Type:
Ethylene glycol based antifreeze with corrosion inhibitors, typically a 50/50 mix with water. (Specifics in manual).
Transmission Oil Type:
Refer to manual. Usually a dedicated tractor transmission fluid or Hy-Tran equivalent.
Common Wear Items:
Clutch wear, hydraulic pump and seal issues, potential fuel injection pump problems if not maintained, wear in PTO components.
Electrical Gremlins:
Older wiring harnesses can degrade, leading to intermittent electrical issues. Manual's wiring diagrams are crucial.
Manufacturer Legacy:
International Harvester was a prominent American manufacturer of agricultural and construction machinery, known for its robust and reliable equipment.
Series Placement:
The 826 was part of International Harvester's successful 06 series, succeeding models like the 706 and preceding the 86 series tractors. It represented a significant advancement in power and features.
Production Period:
Produced from 1969 to 1971. (Specific production dates for variants in manual).
