Target User:
Home mechanics, tractor enthusiasts, restoration specialists, and professional technicians working on International Harvester Cub Cadet models 72, 104, 105, 124, and 125.
Manual Type Comparison:
Distinguished as a factory service manual, offering a higher level of detail and accuracy than generic repair guides. Its 'no expiry' and 'multiple device' usage policy offers long-term value.
Features:
Hundreds of detailed photos and diagrams, step-by-step instructions, comprehensive coverage of all repair and maintenance tasks, lifetime usability, and cross-platform compatibility.
Coverage:
All repair, servicing, and troubleshooting procedures for International IH Cub Cadet Tractors 72, 104, 105, 124, and 125.
Page Count:
Hundreds of pages (exact count not specified, but described as comprehensive).
Type:
Factory Service Repair Workshop Manual
Language:
English (implied by typical manual content and audience).
Format:
PDF (Digital Download)
Engine:
Detailed coverage of engine overhaul, tune-up, carburetor adjustments, ignition system, cooling system, lubrication, and internal component repair.
Transmission:
Comprehensive information on gearbox disassembly, assembly, lubrication, troubleshooting, and specific repair procedures for all transmissions used across the covered models.
Drivetrain:
Covers front and rear axle repairs, differential, driveshafts, clutch operation and adjustment, and PTO (Power Take-Off) systems.
Electrical System:
Detailed wiring diagrams, troubleshooting for starting and charging systems, lighting, ignition system components, and accessory wiring.
Hydraulic System:
Procedures for hydraulic pump repair, cylinder overhaul, control valve operation, fluid specifications, and troubleshooting hydraulic lift systems.
Steering System:
Diagnosis and repair of steering gearbox, linkage, and any power steering components if applicable.
Brake System:
Detailed instructions for brake shoe replacement, drum service, linkage adjustment, and troubleshooting brake performance issues.
Chassis And Frame:
Information on frame inspection, front axle assembly, rear wheel mounting, and general chassis maintenance.
Bodywork And Sheet Metal:
Guidance on fender removal and installation, hood service, seat mounting, and general body panel adjustments.
Maintenance:
Routine maintenance checks, lubrication points and schedules, fluid changes, filter replacements, and general upkeep procedures.
Troubleshooting:
Systematic diagnostic guides for identifying and resolving common and uncommon problems across all major vehicle systems.
Repair:
Step-by-step instructions for component disassembly, cleaning, inspection, repair, and reassembly.
Overhaul:
Complete engine and transmission overhaul procedures, including detailed specifications and critical measurements.
Adjustments:
Precise instructions for adjusting carburetor, ignition timing, brakes, clutch, and other critical components for optimal performance.
Wiring Diagrams:
Complete and detailed wiring schematics for electrical system diagnosis and repair.
Depth:
Professional-level detail suitable for complete engine and transmission rebuilds, advanced diagnostics, and component-level repairs.
Engine Family:
Kohler K-Series (common for these models, though specific variants may exist)
Engine Configurations:
Likely single-cylinder, air-cooled gasoline engines. Specific displacements and horsepower will vary by model (e.g., 7hp, 8hp, 10hp, 12hp).
Horsepower Range:
Approximately 7 to 12 horsepower, depending on the specific model (e.g., 72 likely having a 7hp, 104/105 with 10hp, 124/125 with 12hp variants).
Carburetor Type:
Likely Tillotson or Marvel-Schebler single-barrel carburetors, requiring specific adjustment procedures.
Ignition Type:
Magneto ignition, typically with breaker points and condenser, requiring timing and gap adjustments.
Cooling Method:
Air-cooled, relying on cooling fins and a blower housing for heat dissipation.
Oil Change Interval:
Typically every 25-50 operating hours, or annually. The manual will specify precise intervals.
Air Filter Cleaning:
Check and clean air filter element every 25 operating hours; replace as needed. Manual will detail specific element type.
Spark Plug Replacement:
Recommended every 100-200 operating hours or annually, with specific gap and type detailed in manual.
Engine Oil Type:
SAE 30W or 10W-30 (depending on ambient temperature). The manual will provide specific IH recommendations and API service classifications.
Transmission Oil Type:
Likely SAE 90 gear oil or a specific IH transmission fluid. Manual will specify exact type and capacity.
Hydraulic Fluid Type:
IH Hy-Tran or equivalent UTF (Universal Tractor Transmission Fluid) or SAE 10W hydraulic oil. Manual will be definitive.
Common Problems:
Wear on carburetor linkages, ignition system (points, condenser), hydraulic lift leaks, transmission synchronizer wear (if applicable), and PTO clutch wear.
Common Repairs:
Carburetor rebuilding, ignition tune-ups, hydraulic pump seals, transmission bearing replacement, and clutch service.
Manufacturer:
International Harvester (IH), a renowned American manufacturer of agricultural and construction equipment.
Cub Cadet Line:
The Cub Cadet line was introduced in 1961 as a premium garden tractor. The 70/100 series, which includes these models, represented a significant advancement with more robust construction and greater versatility.
Production Years:
The specific models 72, 104, 105, 124, 125 were primarily produced in the mid-to-late 1960s (e.g., 1965-1968 range).