Product Segment:
Compact utility tractor (historically)
Target Audience:
Owners, mechanics, and restoration enthusiasts of International Harvester Cadet 80 tractors
Competitor Models:
John Deere Model 110, Ford 8N (though often a class above), Allis-Chalmers B
Utility:
Designed for light agricultural tasks, gardening, and property maintenance
Simplicity:
Robust, mechanically simple design emphasizing durability and ease of maintenance
Engine Systems:
Engine overhaul, tune-up procedures, cooling system, lubrication system, fuel system, ignition system, starting system, carburetor adjustments
Transmission Systems:
Transmission disassembly and assembly, clutch service, gear shifting mechanisms, PTO (Power Take-Off) operation
Chassis And Drive Systems:
Differential, rear axle, front axle, steering system, braking system (mechanical), lubrication of drive components
Electrical Systems:
Wiring diagrams, lighting systems, battery maintenance, starter motor, generator/alternator service
Hydraulic Systems:
Hydraulic lift operation, control mechanisms, pump service, hydraulic fluid specifications
Body And Frame:
Sheet metal repair, mounting procedures, fender and grille adjustments
Routine Maintenance:
Oil changes, filter replacements, greasing points, spark plug gap setting, belt tensioning
Troubleshooting:
Diagnostic charts for common problems, symptom-based troubleshooting guides
Major Repairs:
Engine rebuild, transmission overhaul, hydraulic pump repair, brake system refurbishment
Adjustments:
Carburetor synchronization, ignition timing, valve clearance, brake pedal free play
Special Tools:
Identification and usage of specialized tools required for specific repairs
Depth Of Coverage:
Comprehensive, from basic maintenance to complete engine and transmission rebuilds
Diagnostic Capabilities:
Detailed troubleshooting flowcharts and symptom analysis
Torque Specifications:
Includes critical torque values for engine, transmission, and chassis fasteners
Clearances And Tolerances:
Specifications for valve lash, piston ring gap, bearing clearances, etc.
Wiring Diagrams:
Detailed electrical schematics for all systems
File Type:
Portable Document Format (PDF)
Resolution:
High-resolution for clear viewing and printing of diagrams and text
Binding For Digital:
N/A (Digital Download)
Paper For Digital:
N/A (Digital Download)
Searchability:
Searchable text content for quick information retrieval
Printability:
Printable pages for on-site workshop use
Navigation:
Hyperlinked table of contents and index for easy navigation
Engine Make:
International Harvester (IH)
Engine Model:
Often featured variants of the IH C-series or similar small displacement engines
Engine Type:
Vertical, air-cooled or liquid-cooled (depending on specific configuration/year)
Displacement:
Typically in the range of 8 to 15 cubic inches (approx. 130-250 cc)
Bore X Stroke:
Refer to manual for specific engine variant (e.g., 2.375 in x 2.5 in)
Horsepower Rating:
Approx. 7-10 PTO horsepower (may vary)
Governed Speed:
Typically around 2400-2600 RPM
Carburetor:
Single-barrel carburetor (e.g., Marvel-Schebler or equivalent)
Fuel Delivery:
Gravity feed or mechanical fuel pump (depending on configuration)
Ignition Type:
Magneto or Battery-coil ignition
Transmission Type:
Sliding gear transmission
Gear Speeds:
Typically 3 forward speeds and 1 reverse gear
Optional Features:
PTO (Power Take-Off) shaft
Clutch Type:
Single-plate dry clutch
Gear Reduction:
Integral to transmission and rear axle housing
Transmission Fluid Type:
Refer to manual for specific IH Hy-Trans or equivalent gear oil (e.g., SAE 80W-90 GL-4)
Safety Standards:
Designed to vintage agricultural machinery safety standards; modern safety features are absent
Braking System:
Mechanical, band or shoe type brakes, operated by foot pedal or lever
Operator Station:
Open operator station; operator presence is required for operation, no ROPS (Roll-Over Protective Structure) or seatbelts were standard
Engine Oil Change:
Typically every 50-100 operating hours or annually
Gear Oil Change:
Every 500-1000 operating hours or as specified in the manual
Greasing:
Daily or weekly at all lubrication points
Engine Oil:
Refer to manual; likely SAE 30 or SAE 10W-30 API Service ML or MM classified oil for gasoline engines
Hydraulic Fluid:
Refer to manual for specific IH Hy-Tran or equivalent hydraulic fluid
Coolant:
If liquid-cooled, standard ethylene glycol antifreeze mixture (e.g., 50/50)
Carburetor Wear:
Common issues include worn needle valves and jets leading to poor idling or running
Electrical Connections:
Corroded or loose electrical connections can cause starting or charging problems
Hydraulic Seals:
Leaking hydraulic cylinders or pumps due to worn seals
Clutch Adjustment:
Need for frequent clutch adjustment due to wear on the friction plate
Manufacturer:
International Harvester (IH), a major American manufacturer of agricultural machinery and vehicles
Cadet Lineage:
The Cadet line evolved from smaller utility tractors produced by IH, often aimed at the homeowner and light-duty agricultural market
Production Period:
Likely produced in the late 1950s to early 1960s, but specific year range for 'Cadet 80' needs manual confirmation
Manufacturing Location:
United States (various IH plants)
