Positioning:
The Case IH Farmall series represents a versatile and robust line of utility tractors, popular in small to medium-sized farms, landscaping operations, and specialized agricultural tasks. The 115U model is positioned as a mid-range utility tractor offering a balance of power, comfort, and advanced features.
Competitors:
Competes with similar models from John Deere (e.g., 5 Series), New Holland (e.g., T4 Series), Massey Ferguson (e.g., 4700 Series), and Kubota.
Tractor Features:
The 115U is characterized by its powerful engine, advanced transmission options (often including powershift), sophisticated hydraulic system, comfortable operator station, and robust chassis designed for demanding work.
Value Proposition:
This factory service repair manual is an indispensable tool for owners, technicians, and mechanics to ensure the longevity, optimal performance, and efficient operation of the Case IH 115U Farmall tractor through accurate maintenance and repair.
Primary Coverage:
Service and repair of the Case IH 115U Farmall tractor.
Secondary Coverage:
Maintenance, troubleshooting, diagnostics, and overhaul procedures.
Estimated Page Count:
Approximately 1000+ pages (typical for comprehensive factory service manuals).
Type:
Factory Service Repair Manual
Format:
Digital (PDF likely, but physical copies may exist depending on source).
Powertrain:
Engine overhaul, fuel system, cooling system, lubrication system, exhaust system.
Drivetrain:
Transmission (Powershift, Synchro Shuttle, etc.), differential, final drives, PTO (Power Take-Off).
Hydraulics:
Hydraulic pump, valves, cylinders, remote hydraulics, hitch control.
Electrical:
Wiring diagrams, charging system, starting system, lighting, instrumentation, control modules.
Chassis:
Front axle, steering system, brakes (hydraulic, parking), suspension (if applicable).
Operator Station:
Cabin systems, HVAC (if equipped), controls, seating.
Maintenance:
Routine service, lubrication, fluid changes, filter replacements, preventative maintenance schedules.
Troubleshooting:
Diagnostic charts, symptom-based troubleshooting, common fault identification.
Repair:
Component removal and installation, assembly and disassembly, adjustments.
Overhaul:
Detailed procedures for engine, transmission, and hydraulic system rebuilds.
Special Tools:
Identification and usage of specialized tools required for service.
Depth:
Comprehensive. Covers everything from basic maintenance to complete engine and transmission rebuilds, including detailed diagnostic procedures.
Digital Format Details:
Likely PDF, optimized for searchability and printability. May include high-resolution diagrams and schematics.
Print Quality Description:
High-resolution images, clear diagrams, and legible text for easy interpretation.
Binding Type:
N/A (Digital Format).
Paper Type:
N/A (Digital Format).
Engine Model:
Likely FPT (Fiat Powertrain Technologies) sourced engine, common in Case IH tractors of this era. Specific model dependent on exact configuration, but often a 4-cylinder turbocharged diesel.
Displacement:
Typically around 4.5 liters (274 cubic inches) for a 115 HP class tractor.
Horsepower:
Rated horsepower around 115 HP (86 kW) PTO horsepower.
Torque:
Specific torque figures vary, but expect robust torque for field operations.
Injection System:
Common Rail Electronic Injection (CR/EFI) is highly probable for this class of tractor, offering precise fuel delivery.
Cooling Type:
Liquid-cooled with thermostat and fan.
Oil Type:
API CJ-4 or higher specification diesel engine oil, viscosity typically 15W-40 or 10W-40 depending on ambient temperature. Manual will specify exact CASE IH brand or equivalent.
Emission Standard:
Depends on the model year, likely Tier 3, Tier 4A, or Tier 4B, potentially involving Diesel Oxidation Catalysts (DOC) and Diesel Particulate Filters (DPF).
Transmission Type:
Likely offered with multiple transmission options, potentially including a powershift or a synchronized shuttle transmission.
Powershift Option:
Powershift transmission (e.g., 16x16, 32x32) allowing on-the-go gear changes without clutching.
Shuttle Option:
Synchronized shuttle transmission (e.g., 12x12) with forward/reverse shuttle lever, often requiring clutch engagement for gear changes.
Pto Speeds:
Standard PTO speeds (540/1000 RPM) are typical, with options for ground speed PTO.
Transmission Fluid:
CASE IH TRACTOR HYDRAULIC FLUID (Hy-Tran) or equivalent UTF (Universal Tractor Transmission Fluid) meeting CASE specifications. Manual will provide precise part numbers and specifications.
Gear Ratio Details:
Detailed gear ratios for all forward and reverse gears would be provided in the manual.
Wheelbase:
Variable depending on configuration, but typically in the range of 85-95 inches (2159-2413 mm).
Overall Length:
Varies with front/rear hitch and tire size, but generally around 160-180 inches (4064-4572 mm).
Overall Width:
Varies with tire size, typically 70-80 inches (1778-2032 mm).
Overall Height:
Varies with cab and tire size, typically 100-110 inches (2540-2794 mm) to top of cab.
Operating Weight:
Typically in the range of 7,500 - 9,500 lbs (3400 - 4300 kg) depending on configuration (2WD/4WD, cab, loader, etc.).
Gvw Rating:
Gross Vehicle Weight Rating will be specified in the manual, higher than operating weight to account for implements and ballast.
Hitch Capacity:
Rear hitch (e.g., Category II) lift capacity typically around 6,000 - 8,000 lbs (2720 - 3629 kg) at the link ends.
Pto Horsepower:
Referenced in engine specs, but crucial for implement power requirements.
Rollover Protection:
ROPS (Roll Over Protective Structure) is standard. Cab option provides enhanced protection. Manual will detail safety certifications.
Braking System:
Hydraulically actuated wet disc brakes, often with independent operation for steering assistance.
Parking Brake:
Mechanical or hydraulic parking brake integrated into the transmission or braking system.
Lighting:
Standard work lights, turn signals, brake lights as per road safety regulations if applicable.
Seatbelt:
Operator seatbelt is standard, especially with cab options.
Operator Presence System:
Likely features an operator presence system that disengages PTO and/or transmission if the operator leaves the seat.
Cab Features:
Cab models typically include a radio/audio system, climate control (HVAC), and ergonomic control layouts. Advanced infotainment systems are less common on utility tractors compared to automotive.
Pto Management:
Electronic PTO engagement and speed control may be featured, offering precise implement control.
Hitch Control:
Electronic Draft Control (EDC) for the rear hitch is common, allowing for precise depth control of implements.
Diagnostics:
On-board diagnostics (OBD) and diagnostic ports (e.g., CAN bus) for connecting diagnostic tools and accessing fault codes are standard.
Transmission Controls:
Leverage modern control systems for powershift or shuttle engagement, offering ease of operation.
Engine Oil Change:
Typically every 250-500 operating hours, or annually, whichever comes first. Manual will provide exact interval and CASE IH recommended oil.
Transmission Hydraulic Filter:
Recommended replacement every 500-1000 operating hours, or as specified by the manual, often with fluid change.
Fuel Filters:
Regular replacement intervals, typically every 250-500 hours, or as per manual, critical for engine longevity.
Air Filter:
Inspection at daily checks, replacement based on dust conditions and manual recommendations (e.g., 500-1000 hours).
Engine Oil Capacity:
Approximately 15-20 quarts (14-19 liters), depending on engine model. Manual is definitive.
Hydraulic Fluid Capacity:
Total system capacity including transmission and hitch, typically 15-20 gallons (57-76 liters). Manual required for exact capacity and fluid type (CASE IH Hy-Tran is critical).
Coolant Type:
OAT (Organic Acid Technology) or HOAT (Hybrid Organic Acid Technology) Extended Life Coolant, typically a 50/50 mix of coolant and distilled water. Manual will specify CASE IH brand or equivalent.
Common Wear Items:
Clutch wear (on shuttle transmissions), hydraulic pump performance degradation over time, turbocharger seals, and electrical connector corrosion can be common wear points across many tractors of this era.
Troubleshooting Focus:
The manual will be crucial for diagnosing intermittent hydraulic issues, transmission shifting problems, and engine performance anomalies, often related to sensors or electronic control units.
Fuel Filter Part Number:
Exact part numbers will be specific to the engine and model. Manual will list official CASE IH part numbers (e.g., for common FPT engines).
Oil Filter Part Number:
Part numbers will be specific. Manual will provide official CASE IH part numbers.
Heritage:
Case IH boasts a long and storied history in agricultural machinery, dating back to the mid-19th century. The Farmall name itself is iconic, representing a line of versatile tractors that have been instrumental in mechanizing agriculture for generations.
Farmall Line:
The Farmall name has evolved through numerous iterations, from early row-crop tractors to modern, technologically advanced utility tractors like the 115U. The 'U' designation typically signifies a utility-focused model with enhanced comfort and features.
Manufacturing Location:
Case IH tractors are manufactured globally. The 115U Farmall may be produced in facilities in North America, Europe, or other key manufacturing hubs.
Relevant Years:
The 115U Farmall model likely falls within the late 2000s to mid-2010s production range, depending on specific market introductions and updates.
