🏷️ Basic Information Identification Make: Komatsu Model: 930E-4 Dump Truck Product Name: Komatsu 930E-4 Dump Truck Service Shop Manual Product Identifier: A31164 & UP Codes Serial Number Applicability: A31164 and onwards Emissions Compliance: U.S.A. EPA TIER 4 COMPLIANT 👋 Introduction Market Position Vehicle Type: Ultra-class mining/haul truck Application: Designed for large-scale mining and heavy-duty construction applications, emphasizing payload capacity and operational efficiency. Competitive Analysis Key Competitors: Caterpillar (e.g., 793 series), Liebherr (e.g., T 284 series), Hitachi (e.g., EH5000 series). Key Features Payload Capacity: High payload capacity, typically around 200-230 metric tons (440,000-500,000 lbs). Powertrain Technology: Often features diesel-electric drive systems or robust mechanical powertrains optimized for extreme conditions. Durability And Reliability: Engineered for exceptional durability and reliability in harsh mining environments, minimizing downtime. Operator Comfort And Safety: Focus on operator environment, safety features, and ease of operation for extended work cycles. 📋 Manual Details Coverage Areas Primary Coverage: Komatsu 930E-4 Dump Truck Secondary Coverage Notes: Specific to models with serial numbers A31164 and UP, incorporating EPA Tier 4 compliance. Page Count Estimated Page Count: Extensive (typical for a comprehensive service shop manual covering heavy equipment, likely 1000+ pages) Manual Type Type: Service Shop Manual / Repair Manual Language Language: English Format Format: PDF 📖 Manual Coverage Systems Covered Powertrain: Engine, drivetrain, transmission, final drives, differentials, axle assemblies. Hydraulics: Brake system hydraulics, steering system hydraulics, hoist system hydraulics, lubrication system hydraulics. Electrical: Engine control system (ECU), transmission control system, vehicle monitoring system, lighting, charging system, starter system, sensor diagnostics, wiring diagrams. Chassis And Body: Frame, suspension system (front and rear), steering linkage, brake actuation (service and parking), body panels, dump body hydraulics, cabin interior systems. Emissions Control: Diesel Particulate Filter (DPF) regeneration, exhaust gas recirculation (EGR) system, Selective Catalytic Reduction (SCR) if applicable to Tier 4 configuration, diagnostic procedures for emissions-related faults. Procedures Included Maintenance: Lubrication charts, scheduled maintenance intervals, filter replacement procedures, fluid level checks and top-offs. Diagnostics: Troubleshooting guides, diagnostic codes (DTCs), fault isolation procedures, testing procedures for components and systems, wiring harness testing. Repair: Component removal and installation, assembly and disassembly procedures for major assemblies (e.g., engine, transmission, final drives), calibration procedures. Overhaul And Rebuild: Detailed procedures for engine overhaul, transmission rebuild, hydraulic component refurbishment, including specifications for wear limits and tolerances. Special Tools: Identification and usage instructions for specialized tools required for specific maintenance and repair tasks. Technical Depth Depth Of Information: Comprehensive, covering routine maintenance, in-depth diagnostics, component-level repair, and complete overhaul procedures for all major vehicle systems. Diagnostic Capability: Advanced diagnostic procedures, including electronic system troubleshooting and interpretation of diagnostic trouble codes (DTCs). Specifications And Tolerances: Detailed torque specifications, measurement tolerances, clearances, and fluid capacities for all service procedures. 📊 Manual Specifications File Format Format: PDF Searchability: Likely text-searchable PDF, allowing for quick information retrieval. Print Quality Diagram Quality: High quality diagrams, schematics, and illustrations as described. Binding Type Binding: N/A (Digital PDF format) Paper Type Paper Type: N/A (Digital PDF format) ⚙️ Engine Specifications Primary Engine Engine Make: Komatsu (often in partnership with Cummins or MTU) Engine Model Example: Cummins QSKTA60-CE or MTU 12V4000 Engine Type: Heavy-duty, turbocharged, intercooled, V-type diesel engine Displacement: Significant displacement, typically in the range of 60 liters for Cummins or 40 liters for MTU. Performance Horsepower Range: Approx. 2000-2300 HP (gross) Torque Range: Very high torque output, exceeding 7000 Nm (5160 lb-ft). Fuel System Fuel System Type: High-pressure common rail injection system Fuel Type: Diesel Fuel Emissions Control Tier Compliance: USA EPA Tier 4 compliant, indicating advanced exhaust aftertreatment systems. 🔧 Transmission Standard Drive System: Typically AC electric drive system, with advanced regeneration capabilities. Transmission Type: AC Generator coupled to diesel engine, driving AC Traction Motors mounted in wheel hubs or differentials. Optional Optional Drive System: Less common, but some older or specialized configurations might use heavy-duty mechanical transmissions with torque converters. Features Regenerative Braking: Integrated regenerative braking system that captures energy during deceleration, feeding it back into the system. Traction Control: Advanced electronic traction control for optimal grip in varied conditions. 📐 Dimensions Exterior Length: Approximately 13.5 - 14.5 meters (44 - 48 feet) Width: Approximately 7.5 - 8.5 meters (25 - 28 feet) Height: Approximately 5.5 - 6.5 meters (18 - 21 feet) Cargo Body Capacity Cubic Meters: Approx. 110-130 m³ (struck) / 150-175 m³ (heaped) Weights Operating Weight: Approx. 170-200 metric tons (375,000 - 440,000 lbs) Payload Capacity: Approx. 200-230 metric tons (440,000 - 500,000 lbs) Gross Vehicle Weight: Approx. 370-430 metric tons (815,000 - 950,000 lbs) 🛡️ Safety Features Active Features Braking System: Full hydraulic wet disc brakes with retarder function and automatic emergency braking capabilities. Steering System: Hydro-steering system with multiple assist circuits for reliable and responsive control. Visibility: Large cabin windows, powerful lighting systems, and often provision for advanced camera systems. Passive Features Cab Design: ROPS (Roll-Over Protective Structure) and FOPS (Falling-Object Protective...