This workshop service and repair manual covers the International Harvester 2504 Tractor, a robust utility tractor known for its durability and workhorse capabilities. As a product of International Harvester, a historically significant American manufacturer, the 2504 embodies the brand's legacy of reliable agricultural and industrial machinery. This tractor, likely produced in the mid-to-late 20th century, was designed for versatility in farming and general tasks, featuring a diesel engine and a manual transmission, potentially equipped with an auxiliary Torque Amplifier and a direction reverser for enhanced operational flexibility. Its engineering prioritizes straightforward functionality and longevity, making it a dependable asset for its intended applications.
This comprehensive manual provides essential, factory-level repair and maintenance information for owners, mechanics, and technicians. It details procedures for all major systems, including the engine, cooling system, fuel system, drivetrain, hydraulics, steering, brakes, and electrical system. The manual offers step-by-step repair instructions, troubleshooting guidance, tune-up procedures, and regular maintenance schedules, supported by manufacturer specifications and diagrams. Its digital format ensures easy navigation and searchability, serving as a cost-effective solution for ensuring the accurate servicing and longevity of your International Harvester 2504 Tractor.
Make:
International Harvester
Target Audience:
Owners, mechanics, and technicians working on International Harvester 2504 Tractors.
Value Proposition:
Provides essential, factory-level repair and maintenance information at a fraction of the cost of professional services or physical manual acquisition. Instant download convenience.
Manual Benefits:
Cost-effective repair solution, empowers DIY maintenance, ensures accurate servicing, instant access to critical information, preserves original manuals.
Primary Coverage:
Workshop Service and Repair
Estimated Page Count:
Comprehensive (exact number not specified, but extensive for workshop repair)
Manual Type:
Shop Manual / Workshop Service Repair Manual
Engine Systems:
Engine overhaul, cooling system, diesel fuel system, carburetor (if applicable to specific variants), ignition system, governor (non-diesel).
Drivetrain Systems:
Clutch, transmission overhaul, torque amplifier, direction reverser, main drive bevel gears, differential, final drive.
Hydraulic Steering Braking:
Hydraulic system, power steering system, brakes.
Other Systems:
Electrical system, belt pulley, front system, power takeoff (PTO).
Maintenance Procedures:
Tune-ups, regular maintenance, service data.
Repair Procedures:
Step-by-step repair instructions for all covered systems, troubleshooting.
Depth Of Information:
Comprehensive technical details, manufacturer specifications, diagrams, and overhaul procedures for in-depth repair and maintenance.
PDF Features:
Searchable by keyword, bookmarked for easy navigation, indexed.
Print Capability:
Print entire manual or specific pages, high-quality digital reproduction of original documentation.
Digital Binding:
N/A (Digital PDF, no physical binding)
Digital Paper Type:
N/A (Digital PDF, eliminates need for paper)
Operating Systems:
Compatible with Windows and Mac operating systems.
Engine Type:
Diesel (specific engine model not provided in product information, likely an IH DT or BD series inline diesel).
Horsepower Range:
Likely in the 50-70 HP range, typical for utility tractors of this era (specific figures not provided).
Fuel System Type:
Diesel Fuel System (details on injection pump, injectors, filters expected).
Transmission Type:
Manual (with potential for specialized IH transmissions like Torque Amplifier).
Torque Amplifier:
Covered in manual, likely an auxiliary gearbox to multiply torque and offer additional gear ratios.
Direction Reverser:
Mentioned as covered, indicating a shuttle shift or similar mechanism for forward/reverse gear changes.
Tractor Class:
Utility Tractor (design for versatility in farming and general tasks).
Operating Weight:
Not specified, but typical for this class would be in the 4000-6000 lb range without ballast.
Tractor Safety:
Manual would cover safety precautions relevant to tractor operation and maintenance, but no specific crash ratings apply.
Tractor Electronics:
Basic electrical system for starting, lighting, and potentially gauges. No modern infotainment systems.
Tractor Controls:
Mechanical and hydraulic controls for steering, hydraulics, PTO, and transmission. Power steering is an advanced feature for its time.
Engine Oil Change:
Typically 100-250 hours for tractors of this era; manual will specify exact intervals and oil type.
Engine Oil Type:
Likely SAE 30 or 10W-30 diesel engine oil, manual to confirm API classification and exact viscosity.
Hydraulic Fluid Type:
IH Hytran or equivalent universal tractor transmission fluid (UTTF), manual to specify.
Common Wear Points:
Based on tractor age, common issues could include hydraulic leaks, PTO clutch wear, brake system maintenance, and electrical component degradation. Manual provides troubleshooting for these.
Manufacturer Legacy:
International Harvester is a historically significant American manufacturer of agricultural and industrial machinery.
2504 Context:
The 2504 was part of IH's continuous development of tractors, likely from the 1960s or 1970s era, known for their robust build.
Production Period:
Specific production years for the 2504 are not detailed, but it falls within IH's mid-to-late 20th-century tractor production.
Brand Reputation:
International Harvester tractors are generally recognized for their durability and workhorse capabilities.
