Target Audience:
Professional agricultural technicians, mechanics, and dedicated DIY enthusiasts undertaking extensive repairs and restoration of the IH Cub Cadet 105 tractor.
Value Proposition:
Offers professional-grade diagnostic and repair information, typically only available to service departments, for a classic tractor model.
Detail Level:
Emphasizes detailed sub-steps, notes, cautions, and warnings for critical information.
Visual Aid Quality:
Includes detailed illustrations, drawings, photos, and enlarged insets for clarity.
Usability:
Features a numbered table of contents for quick information retrieval.
Engine:
Detailed repair, maintenance, and overhaul procedures for the Cub Cadet engine series.
Transmission:
Service procedures for the Cub Cadet transmission, including clutch, gears, and drive system.
Electrical:
Comprehensive troubleshooting and repair of the electrical system, including wiring diagrams.
Chassis:
Information on frame, steering, and suspension components.
Hydraulics:
Procedures for hydraulic systems, including pumps, cylinders, and control valves (if applicable to 105).
Braking System:
Service and repair of the braking system components.
Cooling System:
Maintenance and repair of the engine cooling system.
Fuel System:
Detailed procedures for fuel tank, lines, and carburetor service.
Maintenance:
Regular maintenance tasks, lubrication, and inspection schedules.
Troubleshooting:
Systematic diagnostic procedures for identifying and resolving common and complex issues.
Repair:
Step-by-step repair instructions for all major components and systems.
Rebuilding:
In-depth guidance for rebuilding engines, transmissions, and other major assemblies.
Restoration:
Procedures and tips relevant to refurbishing and restoring the tractor.
Diagnostics:
Detailed diagnostic flowcharts and procedures for electrical and mechanical systems.
Wiring Diagrams:
Complete and detailed wiring schematics for electrical system troubleshooting.
Engine Overhaul:
Complete engine teardown, inspection, component replacement, and reassembly instructions.
Transmission Rebuild:
Detailed steps for disassembling, inspecting, and reassembling the transmission and drive train components.
Steering System Repair:
Procedures for servicing the steering gearbox, tie rods, and linkages.
Pto System Service:
Maintenance and repair of the Power Take-Off (PTO) system and its engagement mechanism.
Sheet Metal Repair:
Guidance on bodywork, fenders, and panel repairs, crucial for restoration.
Depth:
Comprehensive, covering everything from basic maintenance to complete engine and transmission overhauls, suitable for professional technicians and advanced DIY mechanics.
Engine Manufacturer:
International Harvester (IH) / Wisconsin (likely)
Engine Type:
Typically a 2-cylinder, air-cooled gasoline engine (e.g., Wisconsin THD).
Engine Displacement:
Approximately 18.2 cubic inches (298cc) for the Wisconsin THD.
Horsepower Rating:
Around 7-10 PTO horsepower, depending on exact configuration and governor settings.
Carburetor:
Likely a Zenith or Marvel-Schebler carburetor, specific model detailed in manual.
Fuel Type:
Unleaded Gasoline
Ignition Type:
Battery and Coil Ignition (typical for era).
Safety Standards:
Reflects standards of the era; emphasis on operator awareness and correct usage is paramount. No modern safety ratings.
Braking System:
Mechanical drum brakes acting on the rear axle or transmission brake.
Parking Brake:
Engaged via the main brake lever or a separate mechanism.
Operator Presence Control:
Not typically present in this model; operator must actively engage controls.
Engine Oil Change:
Typically every 25-50 operating hours, or seasonally. Specific recommendations in manual.
Air Filter Cleaning:
Check frequently, clean or replace as needed based on operating conditions.
Spark Plug Replacement:
Annually or every 100-200 operating hours.
Transmission Oil Change:
Annually or every 100-200 operating hours. Specific interval in manual.
Engine Oil Type:
SAE 30W or 10W-30 (depending on climate and manufacturer recommendation, typically HD type).
Transmission Oil Type:
GL-1 Gear Lube or specific Cub Cadet approved fluid (e.g., 80W-90).
Hydraulic Fluid Type:
If equipped with hydraulic lift, typically Cub Cadet Hydraulic Oil or equivalent.
Carburetor Problems:
Gumming and clogging due to fuel degradation over time; requires cleaning or rebuilding.
Electrical Issues:
Degraded wiring insulation, faulty ignition coils, or worn starter components.
Drive System Wear:
Wear on belts, clutch components, and drive shafts due to age and usage.
Steering Play:
Wear in steering components (tie rods, bushings, steering shaft) leading to excessive play.
Manufacturer History:
International Harvester (IH) was a prominent American manufacturer of agricultural and construction machinery. Cub Cadets were introduced as premium lawn and garden tractors.
Cub Cadet Lineage:
The 105 is part of the early Cub Cadet series, known for their robust construction and versatility for their size. It succeeded models like the 70 and 71, and was followed by variations and upgrades in the Cub Cadet line.
Production Years:
The Cub Cadet 105 was produced in the mid-1960s (e.g., circa 1965-1967).
Manufacturing Location:
Cleveland, Ohio, USA (Cub Cadet's primary manufacturing facility).
