🏷️ Basic Information Identification Make: Komatsu Model: D80A-18, D85A-18, D80E-18, D85E-18, D80P-18, D85P-18 Product Type: Factory Service Manual (FSM) Codes Serial Number Coverage Start: 25001 and up for all listed models 👋 Introduction Market Position Application: Heavy-duty construction and earthmoving equipment Target User: Equipment owners, maintenance technicians, repair shops, and operators seeking in-depth technical information. Key Features Coverage Breadth: Covers multiple closely related bulldozer models, maximizing utility for owners of any of these variants. Data Source: Official factory documentation, ensuring accuracy and completeness. 📋 Manual Details Coverage Areas Systems: Engine, Powertrain (Transmission, Final Drive, Steering Clutches), Undercarriage, Hydraulic System, Electrical System, Operator's Cab, Front/Rear Attachments, Chassis, Safety Systems, Troubleshooting Page Count Estimated Pages: 600+ Manual Type Type: Factory Service Repair Manual Language Language: English Format Format: Digital Download (PDF) 📖 Manual Coverage Systems Covered Engine Management: Detailed specifications, diagnostics, repair procedures for Komatsu's specific engine models (likely variants of Cummins or Komatsu S6D125E series or similar for this era). Powertrain Diagnostics: In-depth coverage of the Komatsu torque converter power shift transmission, planetary final drives, and steering clutch assemblies, including adjustment and overhaul. Hydraulic Systems: Components such as hydraulic pumps, control valves, cylinders, and actuators for blade, ripper, and other functions. Troubleshooting and repair of hydraulic circuits. Undercarriage Maintenance: Specifications and procedures for track assembly, rollers, idlers, sprockets, and recoil mechanisms. Electrical Troubleshooting: Wiring diagrams, component locations, diagnostic procedures for starting, charging, lighting, and instrument panel systems. Procedures Included Routine Maintenance: Lubrication charts, fluid level checks, filter replacement intervals, and general inspection procedures. Major Repairs: Engine overhaul, transmission rebuild, hydraulic system component replacement, final drive and steering clutch assembly disassembly/assembly. Troubleshooting Guides: Systematic diagnostic trees and symptom-based troubleshooting for common and uncommon issues. Component Replacement: Step-by-step instructions for replacing major components like engine, transmission, hydraulic pumps, and undercarriage parts. Technical Depth Diagnostic Capabilities: Advanced diagnostic procedures, including pressure testing, flow rate checks, electrical circuit testing, and component performance testing. Rebuild Procedures: Comprehensive disassembly, cleaning, inspection, repair, and reassembly instructions for all major mechanical and hydraulic components. Specification Accuracy: Torque values, clearances, fluid capacities, pressures, and other critical specifications for accurate service. 📊 Manual Specifications File Format File Type: PDF Searchability: Searchable text for quick information retrieval Print Quality: High-resolution, printable pages Binding Type Binding: N/A (Digital Download) Paper Type Paper Type: N/A (Digital Download) ⚙️ Engine Specifications Primary Engine Engine Model Designation: Likely Komatsu S6D125E-2 or similar diesel engine (specific model may vary slightly, detailed in manual) Engine Type: 6-cylinder, inline, water-cooled, four-stroke diesel Performance Gross Horsepower Range: Approximately 200-230 HP (exact figures dependent on specific model variant and configuration, detailed in manual) Peak Torque Range: Specific torque figures provided in manual, typically in the range of 550-650 lb-ft. Fuel System Fuel Injection System: Direct injection, typically with mechanical or early electronic injection pumps (e.g., Bosch or Zexel). Fuel Type: Diesel Fuel Maintenance Oil Capacity: Approx. 38-40 Liters (10-10.5 Gallons) - specific capacity in manual. Cooling System Capacity: Approx. 50-55 Liters (13-14.5 Gallons) - specific capacity in manual. 🔧 Transmission Standard Type: Komatsu Hydro-Shift, planetary gear type, power shift transmission Gear Selection: Typically 3 forward and 3 reverse speeds, controlled by a single lever. Features Torque Converter: Torque converter with lock-up clutch for improved fuel efficiency on direct drive. Transmission Oil Capacity: Approx. 40-45 Liters (10.5-12 Gallons) - specific capacity in manual. Maintenance Transmission Fluid Specification: Komatsu genuine transmission oil or equivalent spec (e.g., CAT TO-4 Fluid, Allison C4 Fluid). Detailed in manual. 📐 Dimensions Exterior Operating Weight: Approximately 20,000 - 23,000 kg (44,000 - 50,000 lbs), depending on configuration (blade, ripper, etc.) Length W Blade: Approx. 5.5 - 6 meters Width W Blade: Approx. 3.2 - 3.5 meters (standard blade) Height To Cab: Approx. 3 meters Weights Ground Pressure: Varies by track shoe width, typically 0.07-0.09 MPa (10-13 psi). 🛡️ Safety Features Ratings Rollover Protection: ROPS (Roll-Over Protective Structure) and FOPS (Falling Object Protective Structure) compliant cabs were standard or optional on this model series. Active Features Braking System: Service brake: Wet, multiple disc, hydraulically operated. Parking brake: Spring-applied, hydraulically released, caliper type. Passive Features Operator Station: Ergonomically designed operator's compartment with good visibility and control placement. 💡 Technology Features Infotainment Operator Interface: Basic analogue gauges and warning lights for engine monitoring, transmission status, and hydraulic system. Driver Assistance Monitoring Systems: Includes basic diagnostic indicators and alarms for critical system failures. Connectivity Telematics: Not typically equipped with advanced telematics systems as standard for this era. Some later models or aftermarket installations may exist. 🔧 Maintenance Service Intervals Engine Oil And Filter: Typically every 250-500 operating hours, depending on operating conditions and oil analysis. Manual specifies exact intervals. Transmission Oil And Filter: Typically every 1000-2000 operating hours. Manual provides precise intervals. Hydraulic Oil And Filter: Typically every 1000-2000 operating hours. Manual provides precise intervals. Fluid Specifications Engine Oil Grade: API CD...