🏷️ Basic Information Identification Make: International Harvester Model: 786 / 886 Product Type: Tractor Equipment Type: Agricultural Tractor 👋 Introduction Market Position Target Audience: Farm owners, mechanics, maintenance technicians, and hobbyists working on International Harvester 786 and 886 tractors. Value Proposition Cost Savings: Enables users to perform repairs and maintenance themselves, saving potentially thousands of dollars in labor costs. Key Features Accuracy And Completeness: Official manufacturer-written manual, identical to what professional service shops use, ensuring accuracy and completeness. Accessibility: Instant PDF download provides immediate access to crucial repair information. Competitive Analysis Advantage Over Alternatives: Provides a digital, searchable, and easily printable format, unlike older physical manuals, and is often more comprehensive than generic repair guides. 📋 Manual Details Coverage Areas Covered Models: 786, 886 Covered Engines: All Engine Types Covered Transmissions: All Transmission Types Covered Trims: All Trim Levels Page Count Page Count Estimate: Hundreds of pages (as stated in description) Manual Type Manual Type: Workshop Repair Service Manual Language Language: English Format Delivery Method: Instant Download File Format: PDF Requirements Software Requirements: Adobe PDF Reader, WinZip Compatibility Operating Systems: All Versions of Windows & Mac 📖 Manual Coverage Systems Covered Engine Systems: Engine disassembly and servicing, Lubrication system, Cooling system, Fuel system, Intake & Exhaust Drivetrain Systems: Clutch, Transmission, Drive Chain & Sprockets, Rear Axle, Front Axle Chassis Systems: Brakes, Steering, Shocks Hydraulic Systems: Hydraulic System Electrical Systems: Electrical System, Wiring Diagrams Body Work: Body Work Procedures Included General Procedures: General information, Disassembly and Servicing, Separation Maintenance Procedures: Routine Maintenance Diagnostic Procedures: Advanced Troubleshooting Repair Procedures: Step-by-step repair procedures, Detailed substeps, Disassembly, Assembly, Cleaning, Reinstalling procedures Technical Depth Depth Of Information: Comprehensive diagnostic, repair, and maintenance information as used by professional technicians. Illustrations And Diagrams: Hundreds of pages of diagrams, Detailed illustrations, drawings and photos, Enlarged inset helps you identify and examine parts in detail. Troubleshooting Support: Troubleshooting and electrical service procedures combined with detailed wiring diagrams. 📊 Manual Specifications File Format PDF Quality: High Quality, Zoom IN/OUT Print Quality Printability: Full Printable Binding Type Binding Type: N/A (Digital PDF) Paper Type Paper Type: N/A (Digital PDF) ⚙️ Engine Specifications Primary Engine Engine Family: International Harvester DT-402 (for 886), IH 414 (for 786) or similar variants. Performance Horsepower 786 Estimate: Approx. 74 PTO HP (D310 engine) Horsepower 886 Estimate: Approx. 83 PTO HP (DT402 engine) Fuel System Fuel Type: Diesel Injection System: Indirect Injection (typical for these models) Cooling System Cooling Method: Liquid-cooled 🔧 Transmission Standard Transmission Type 786: 8-speed synchronized transmission (optional: Power Shift) Transmission Type 886: 16-speed Synchro-Range transmission (optional: Power Shift) Features Gear Selection: Manual shift, synchronized gears for smooth engagement. Power Take Off Pto: 540/1000 RPM PTO (configurable based on configuration) 📐 Dimensions Weights Operating Weight 786 Estimate: Approx. 7,800 - 9,000 lbs Operating Weight 886 Estimate: Approx. 8,500 - 10,000 lbs 🛡️ Safety Features Ratings Rollover Protection: ROPS (Roll-Over Protective Structure) often standard or optional, depending on configuration and era. Active Features Braking System: Hydraulic disc brakes (usually dry or wet, depending on specific model variant and options). Passive Features Seatbelt: Seatbelts often included with ROPS. 💡 Technology Features Infotainment Audio System: Basic analog instrumentation, no integrated infotainment systems in the modern sense. Driver Assistance Traction Control: N/A (Tractors of this era do not feature electronic driver assistance systems). Connectivity Communication Systems: N/A 🔧 Maintenance Service Intervals Engine Oil Change Interval: Typically 100-250 hours, depending on operating conditions (refer to manual for exact specification). Hydraulic Fluid Change Interval: Typically annually or after a specified number of operating hours. Fluid Specifications Engine Oil Specification: IH-specified API CD or CE grade diesel engine oil, SAE 15W-40 or 30 (refer to manual for exact ambient temperature range). Hydraulic Fluid Specification: IH Hy-Trans fluid or equivalent (refer to manual for specific viscosity and type). Known Issues Common Wear Points: Clutch wear, hydraulic pump or cylinder leaks, transmission gear wear, front axle kingpin wear, electrical harness degradation over time. Engine Related: Glow plug reliability, injector pump calibration, turbocharger seal leaks (if equipped). 📚 Vehicle History Brand Heritage Brand Legacy: International Harvester (IH) was a major American manufacturer of agricultural and construction equipment, known for its robust and reliable machinery. Model Evolution Series Context: The 786 and 886 were part of IH's successful 86 series tractors, introduced in the mid-1970s as replacements for earlier models, offering improved comfort and features. Production Production Period Estimate: Mid-1970s to early 1980s 🏆 Awards & Recognition Recognitions Industry Standing: 86 series tractors were highly regarded for their power, durability, and operator comfort, contributing to IH's strong market presence during their production.