Make:
International Harvester (IH)
Model:
Cub Cadet 86, 108, 109, 128, 129, 149
Product Type:
Owner Operator Maintenance Manual
Serial Number Coverage Start:
400001
Serial Number Coverage End:
481999
Brand Positioning:
Premium line of outdoor power equipment
Original Manufacturer:
International Harvester (IH)
Target Market:
Owners of rural homes with large yards and private gardens
Market Perception:
Known for dependability and rugged construction, cult-like following
Manual Advantage:
Instant access, digital format, easy to use (zoom, print, save), no shipping
Operator Experience:
Aids in safe operation, easy component identification, accurate adjustments
Engine:
Covered (operation, maintenance, basic troubleshooting)
Transmission:
Covered (operation, maintenance, basic troubleshooting)
Drivetrain:
Covered (operation, maintenance, basic troubleshooting)
Hydraulics:
Covered (operation, maintenance, basic troubleshooting - for models equipped)
Electrical System:
Covered (operation, maintenance, basic troubleshooting - for starting and lighting)
Chassis And Frame:
Covered (maintenance, visual inspection)
Steering:
Covered (operation, maintenance, adjustments)
Braking System:
Covered (operation, maintenance, adjustments)
Pto System:
Covered (operation, maintenance)
Attachment Mounting:
Covered (safe operation and maintenance)
Basic Operation:
Included (start-up, shutdown, control usage)
Routine Maintenance:
Included (lubrication, fluid checks, filter replacements)
Component Identification:
Included (via exploded views)
Disassembly:
Included (careful, for maintenance and repair)
Adjustment:
Included (accurate, for various components)
Repair:
Included (correct maintenance repairs)
Troubleshooting:
Included (basic guidance based on operation and maintenance)
Safety Instructions:
Included (for safe operation)
Depth:
Owner/Operator focused with essential maintenance and repair guidance
Diagnostic Capability:
Basic troubleshooting guidance, not advanced diagnostics
Rebuild Procedures:
Not detailed; focuses on maintenance and repair of components
Searchability:
Likely text-searchable within PDF
Scalability:
Scalable to several times normal size
Illustration Quality:
High (tons of illustrations, lots of pictures)
Binding:
N/A (Digital Download)
Paper:
N/A (Digital Download)
Delivery Method:
Instant Email Link Download
Usability Features:
Printable (entire document or selected pages), Zoomable, Saveable
Engine Type:
Vertical shaft, air-cooled gasoline engines (specifics vary by model)
Typical Displacement Range:
Approximately 8 to 16 cubic inches (130 to 260 cc) - specific CCs may be in manual
Horsepower Range:
Estimated 7-15 HP (varies by model and engine size)
Carburetor Type:
Likely a single barrel carburetor (e.g., Marvel-Schebler, Zenith)
Fuel Type:
Unleaded gasoline
Oil Type:
SAE 30 or 10W-30 (specific recommendation expected in manual)
Ignition System:
Magneto ignition or battery ignition (specifics vary)
Transmission Type:
Hydrostatic transmission (HST) or Manual Gear Drive (specifics vary by model)
Gear Selection:
Multiple forward gears and reverse (for manual transaxle)
Drive System:
Shaft drive (typically to rear axle)
Differential Lock:
Available on some models (manual operation)
Safety Focus:
Operator safety emphasized through operational guidelines
Operator Presence Control:
Likely features a clutch pedal or seat interlock for safe operation
Rops Preparedness:
Manual likely advises on safe operation with or without ROPs (Roll Over Protective Structures)
Engine Oil Change:
Typically every 25-50 operating hours or annually (specifics in manual)
Air Filter Cleaning Replacement:
Check regularly, clean/replace as needed based on operating conditions (specifics in manual)
Fuel Filter Replacement:
Recommended annually or bi-annually (specifics in manual)
Greasing Points:
Daily or weekly lubrication points for moving parts (details in manual)
Engine Oil Viscosity:
SAE 30 or 10W-30 recommended (confirm in manual)
Transmission Fluid Type:
Gear oil (e.g., SAE 90) or specific hydraulic fluid for HST models (confirm in manual)
Hydraulic Fluid Type:
IH Hy-Tran or equivalent if equipped with hydraulics (confirm in manual)
Grease Type:
General purpose lithium-based grease recommended
Common Wear Items:
Brake adjustments, steering components, drive belts, and ignition points (if applicable)
Carburetor Tuning:
May require periodic cleaning and adjustment due to age and fuel quality
Brand Origin:
Established 1961 as part of International Harvester
Model Lineup Era:
Representing a generation of IH Cub Cadet lawn and garden tractors
Acquisition By Mtd:
Cub Cadet brand purchased by MTD Products in 1981
Manufacturing Era:
Tractors likely manufactured in the late 1960s to mid-1970s based on serial numbers
