This manual covers tractor models including the 454, 464, 484, 574, 584, 674, 766, 826, 966, 1026, and 1066. These tractors, primarily produced from the late 1960s through the early 1980s, represent a significant period of robust engineering and development in agricultural machinery. Known for their durability and reliability, these models offered a range of diesel and gasoline engines, with horsepower varying from approximately 45 HP to over 100 HP, and featured various transmission types, including partial power shift options. This manual provides essential information for understanding and maintaining these hardworking machines.
This comprehensive English-language repair and workshop manual is designed to assist owners, operators, and service technicians. It offers detailed coverage of all major systems, including the engine, transmission, electrical system, steering, intake and exhaust, and body work. Procedures for routine maintenance, troubleshooting, and in-depth diagnostics are thoroughly explained. Technical specifications, fluid requirements, and common wear points are also detailed, ensuring that users have the necessary information to keep their tractors in optimal working condition. The digital format allows for convenient access and printing of specific information as needed.
Make:
International Harvester
Models Covered:
454, 464, 484, 574, 584, 674, 766, 826, 966, 1026, 1066
Target Audience:
Owners, operators, and service technicians of International Harvester tractors.
Instant Access:
Instant download after payment, enabling immediate access to repair information.
Lifetime Policy:
Lifetime protection policy against loss or damage, with free replacements.
Digital Advantage:
Convenient for on-site repairs with smart devices, eliminating the need for bulky paper manuals.
Environmental Benefit:
Environmentally friendly due to digital format, saving trees.
Manual Type:
Repair Manual / Workshop Manual
Format:
Digital Download (PDF)
Engine:
Detailed coverage including removal, installation, lubrication, cooling, fuel system, and general engine specifications.
Transmission:
Comprehensive details on transmission, drive chain, and sprockets.
Electrical System:
In-depth coverage of the electrical system.
Steering:
Detailed information on the steering system.
Shocks:
Coverage of shock absorber systems.
Body Work:
Information pertaining to body work.
Intake Exhaust:
Coverage of intake and exhaust systems.
Routine Maintenance:
Detailed procedures for routine maintenance tasks.
Troubleshooting:
Advanced troubleshooting guidance for common and complex issues.
Scope:
Covers a wide range of repair, maintenance, and diagnostic procedures, suitable for both novice and experienced technicians.
Searchability:
Likely searchable text within the PDF for efficient information retrieval.
Printability:
Designed for easy printing of specific pages as needed.
Binding:
N/A (Digital Download)
Paper Quality:
N/A (Digital Download)
Engine Types:
Various diesel and gasoline engines, specific to each model. Examples include D-series diesel engines (e.g., D-155, D-179, D-206, D-236, D-268, D-310, D-358, D-414, D-436, D-466) and gasoline engines (e.g., C-series). The manual covers the specific engines equipped in the listed models.
Horsepower Range:
Engine horsepower varies significantly across the covered models, generally ranging from approximately 45 HP (454) to over 100 HP (1066).
Fuel Delivery:
Details on fuel injection systems (e.g., CAV, Bosch) and carburetor systems where applicable.
Transmission Types:
Includes various transmission types such as partial power shift (e.g., Power Transfer), synchronized constant mesh, and non-synchronized transmissions.
Optional Features:
Details on optional transmissions, such as the Hi-Lo range selector or specific creeper gears.
Drive Axles:
Information related to drive chains and sprockets for the drivetrain.
Overall Length:
Varies by model, typically ranging from approximately 130 to 160 inches.
Overall Width:
Varies by model, typically ranging from approximately 65 to 85 inches (without variations).
Operating Weight:
Operating weights vary significantly by model, generally from around 4,500 lbs (454) to over 8,000 lbs (1066).
Features:
Basic operator interface with mechanical gauges for engine monitoring (oil pressure, temperature, fuel, ammeter/voltmeter). No modern infotainment systems.
Features:
No electronic driver assistance features. Steering, braking, and PTO engagement are entirely mechanical or hydraulically assisted.
Engine Oil Change:
Typically every 100-250 operating hours, depending on engine type and operating conditions. Manual will provide specific intervals.
Hydraulic Fluid Change:
Recommended at specified hourly intervals, often around 500-1000 hours, with filter replacement at similar intervals.
Transmission Fluid Change:
Intervals vary by transmission type, generally between 500-1200 hours.
Engine Oil:
Typically API CD/CE rated diesel engine oils, with viscosities like 15W-40 or 30W. Specific recommendations will be in the manual.
Hydraulic Fluid:
IH Hy-Tran fluid or equivalent UTF (Universal Tractor Transmission Fluid) is commonly specified. Manual will detail specific type and viscosity.
Transmission Fluid:
Typically UTF or specialized gear oil depending on the transmission and final drive configuration. Manual is essential for correct specification.
Common Wear Points:
Common wear points include clutch components, PTO shafts, hydraulic pump seals, and front axle pivot pins.
Engine Considerations:
Early diesel models may experience issues with injection pump timing or injector wear. Overheating can be an issue if cooling systems are not maintained.
Transmission Longevity:
While generally robust, abuse or improper fluid maintenance can lead to premature wear in transmissions and power take-off (PTO) units.
Heritage:
International Harvester (IH) was a major American manufacturer of agricultural machinery, construction equipment, and trucks, known for its durable and reliable products.
Series Evolution:
The models covered represent a significant period of IH's tractor development, from the mid-1960s through the 1970s, showcasing advancements in power, transmissions, and operator comfort.
Production Period:
These models were primarily produced from the late 1960s through the early 1980s, with specific ranges varying per model.
