🏷️ Basic Information Identification Make: Komatsu Model: HM300-2 Product Type: Articulated Dump Truck Codes Product Identifier: Komatsu HM300-2 Service Repair Field Assembly Operation Maintenance Manual 👋 Introduction Market Position Vehicle Segment: Heavy-duty off-highway articulated dump truck, designed for demanding mining, construction, and quarry applications. Competitive Analysis Key Competitors: Caterpillar (e.g., 730C), Volvo Construction Equipment (e.g., A25G), John Deere (e.g., 370E), Bell Equipment. Key Features Primary Attributes: Robust construction, high payload capacity, excellent maneuverability due to articulation, advanced powertrain for efficiency and performance in challenging terrain, operator comfort and safety features. 📋 Manual Details Coverage Areas Manual Contents: Service Repair Manual, Field Assembly Instruction, Operation & Maintenance Manual Page Count Total Pages: Not specified in product description, typically extensive for heavy machinery manuals Manual Type Types Included: Service Manual, Repair Manual, Field Assembly Manual, Operation Manual, Maintenance Manual Language Language: English (assumed based on common product descriptions, specific language may vary) Format Format: Digital (likely PDF or similar, based on common sales practices for such extensive documentation) 📖 Manual Coverage Systems Covered Mechanical Systems: Engine, Powertrain (Transmission, Drive Axles, Differentials), Braking System, Steering System, Hydraulic System (Hoist, Steering, Auxiliary Functions), Suspension System, Frame and Articulation System Electrical Systems: Electrical System Schematics, Control Systems, ECUs (Engine Control Unit, Transmission Control Unit), Lighting, Instrumentation, Sensors, Starting and Charging System Operational Systems: Operator Controls, Safety Features, Load Management System, Dump Body Operation Procedures Included Maintenance Procedures: Scheduled Maintenance (lubrication, filter changes, fluid checks), Inspections, Component Replacement (e.g., filters, hoses, belts) Repair Procedures: Component Overhaul and Rebuild (Engine, Transmission, Hydraulics, Axles), Troubleshooting Guides, Diagnostic Procedures, Component Removal and Installation Assembly Procedures: Field Assembly of Major Components, Shipping and Handling Instructions, Pre-Operation Checks Operation Procedures: Pre-start Checks, Start-up Procedures, Operation Techniques, Safe Working Practices, Parking and Shutdown Procedures, Load Handling and Transport Technical Depth Depth Of Coverage: Comprehensive, covering from basic operation and maintenance to in-depth troubleshooting, diagnostics, and complete component overhaul and repair. Includes detailed schematics and diagrams. 📊 Manual Specifications File Format Digital Format Details: Likely PDF; searchable text functionality is highly probable for ease of use. May include high-resolution diagrams and images. Print Quality Image Resolution: High resolution for clear depiction of diagrams, schematics, and photographic examples. Binding Type Binding Type: Not applicable for digital format; if a printed version were available, it would likely be a sturdy comb or spiral binding for lay-flat usability in a workshop environment. Paper Type Paper Type: Not applicable for digital format; for a printed manual, heavy-duty, glossy paper would be expected to withstand workshop conditions. ⚙️ Engine Specifications Primary Engine Engine Model: Komatsu SAA6D125E-5 (typically) Engine Type: Turbocharged, Intercooled, Direct Injection Diesel Performance Gross Horsepower: Approx. 337 HP (251 kW) at 2000 RPM (subject to regional variations and specific configurations) Peak Torque: Approx. 1030 lb-ft (1396 Nm) at 1400 RPM (subject to regional variations and specific configurations) Emissions Compliance: Tier III / Stage IIIA (or equivalent, depending on market) Fuel System Fuel Injection System: Common Rail Electronic Fuel Injection Fuel Type: Diesel Fuel Cooling System Cooling Method: Water-Cooled 🔧 Transmission Standard Transmission Type: Komatsu Advanced Automatic Transmission (Torque Converter, Power Shift) Number Of Gears: Typically 6 Forward / 6 Reverse Features Transmission Control: Electronically controlled with automatic shifting and manual selection capabilities. Features include powertrain modes (e.g., Economy, Power) and retarder control. Fluid Specifications Transmission Fluid Type: Komatsu Genuine Transmission Oil (or equivalent API CD/CF/CG-4 SAE 10W-30) 📐 Dimensions Exterior Overall Length: Approx. 34.7 ft (10,580 mm) Overall Width: Approx. 11.4 ft (3,480 mm) Overall Height: Approx. 11.3 ft (3,450 mm) (to top of cab) Cargo Payload Capacity: Approx. 30.9 US tons (28 metric tons) Body Capacity Heaped: Approx. 23.3 cu yd (17.8 cu m) Weights Operating Weight: Approx. 50,100 lbs (22,725 kg) (base configuration) Front Tire Size: 29.5R25 (typically L5 or E4 tread) Rear Tire Size: 29.5R25 (typically L5 or E4 tread) 🛡️ Safety Features Ratings Operator Station Protection: ROPS (Roll-Over Protective Structure) and FOPS (Falling Object Protective Structure) compliant cab for enhanced operator safety. Active Features Braking System Features: Full hydraulic braking system with dual circuit, sealed wet disc brakes on all wheels. Integrated retarder for downhill speed control. Visibility Features: Large cab glass areas, optional rearview camera system, powerful LED lighting for superior visibility in all operating conditions. Passive Features Operator Comfort Features: Adjustable suspension seat, climate control (A/C and heater), sound insulation, ergonomic controls to reduce operator fatigue. 💡 Technology Features Infotainment Infotainment System: Basic cabin amenities; primary focus is on operational monitoring and control. May include radio prep, but no advanced multimedia systems common in light vehicles. Driver Assistance Operational Assistance Features: Komatsu Traction Control System (KTCS), automatic engine shutdown, payload meter, diagnostic display for real-time machine status and fault codes. Connectivity Telematics: While not standard on all -2 models, later iterations and optional packages may include Komtrax (Komatsu tracking system)...