🏷️ Basic Information Identification Make: Komatsu Model: 930E-4 Serial Number Range: A30601-A30692 Product Type: Workshop Service Repair Manual 👋 Introduction Market Position Description: The Komatsu 930E-4 is a class-80 electric drive mining truck, a flagship model designed for large-scale surface mining operations. This service manual provides critical technical data for maintaining and repairing this heavy-duty equipment. Competitive Analysis Competitors: Caterpillar 777 series, Hitachi EH3500AC, Liebherr T 284. Key Features Features: Electric drive system for superior traction and gradeability, robust frame and suspension for extreme operating conditions, high payload capacity. 📋 Manual Details Page Count Page Count: 966 Coverage Areas Coverage Type: Comprehensive Manual Type Type: Service Manual Language Language: English Format Format: PDF 📖 Manual Coverage Systems Covered Powertrain: Engine, Transmission, Drive Axles, Electrical Drive System Chassis: Suspension, Steering, Brakes, Frame, Hydraulics Electrical: Wiring Diagrams, ECUs, Sensors, Lighting, Diagnostics Body: Body Panels, Cab, Structures Powertrain Electric Drive: Detailed breakdown of AC traction motors, motor controllers/inverters, dynamic braking systems, and their control logic. Procedures Included Maintenance: Scheduled Maintenance, Lubrication, Inspections Repair: Component Overhaul, Assembly, Disassembly, Component Replacement Diagnostics: Troubleshooting Guides, Fault Code Interpretation, Symptom Analysis Technical Specifications: Torque Specifications, Clearances, Tolerances, Pressures Diagnostics Engine: Troubleshooting common engine faults, interpreting diagnostic trouble codes (DTCs), cylinder cutout tests, fuel system diagnostics. Repair Hydraulics: Procedures for hydraulic pump overhaul, valve body repair, cylinder seal replacement, troubleshooting hydraulic system pressure issues. Troubleshooting Electrical Drive: Specific troubleshooting trees for traction motor faults, control module errors, and power inverter issues. Technical Depth Depth: Comprehensive - from routine maintenance to major component overhaul and electrical system diagnostics. Electrical Diagnostics: In-depth analysis of the electrical drive system, including wiring diagrams for all major components, sensor calibration, and troubleshooting of communication errors. 📊 Manual Specifications File Format File Format: PDF Searchable: Yes, PDF is optimized for keyword searching. Print Quality Quality: High-Resolution, Searchable Text Binding Type Binding: N/A (Digital Download) Paper Type Paper Type: N/A (Digital Download) ⚙️ Engine Specifications Primary Engine Make Model: Cummins QSKTA60-CE Engine Type: V12 Turbocharged, Aftercooled Diesel Displacement: 60 Liters (3660 cubic inches) Cooling System: High-capacity engine cooling system with remote radiator configuration. Air Intake System: Multi-stage air filtration system with pre-cleaners suitable for dusty mining environments. Performance Gross Horsepower: 2300 hp (1715 kW) @ 1800 rpm Peak Torque: Approximately 5677 lb-ft (7700 Nm) (Note: Exact peak torque figure varies based on specific tuning and operating conditions, consult manual for exact values). Fuel System Fuel System Type: High-pressure common rail, electronically controlled injection. 🔧 Transmission Standard Type: AC Electric Drive System (GE or Siemens) Optional Optional Transmission: N/A (Standard configuration) Features Features: Dynamic braking, regenerative braking capabilities, electronically controlled traction and speed management. Control System: Integrated AC traction control system managing motor torque, speed, and braking for optimal performance and component longevity. 📐 Dimensions Exterior Length: Approx. 9.5 meters (31 ft 2 in) Width: Approx. 5.1 meters (16 ft 9 in) Height: Approx. 4.3 meters (14 ft 1 in) Wheelbase: Approx. 5.2 meters (17 ft 1 in) Ground Clearance: Approx. 0.6 meters (2 ft) Weights Operating Weight: Approx. 175,000 kg (385,800 lbs) Payload Capacity: Approx. 180 metric tons (200 US tons) 🛡️ Safety Features Ratings Safety Ratings: N/A (Industrial Equipment - Subject to specific operational safety protocols rather than standardized crash ratings). Active Features Active Safety: Advanced braking systems (retarder, service brakes), spill-resistant body design, integrated fire suppression system readiness, ROPS (Roll-Over Protective Structure) as standard. Passive Features Passive Safety: Heavy-duty structural integrity, operator cab designed for extreme conditions, enhanced visibility systems. 💡 Technology Features Infotainment Infotainment System: N/A (Focus is on operational systems and diagnostics, not consumer infotainment). Driver Assistance Driver Assistance: Advanced diagnostic systems for engine and electric drive, on-board monitoring systems for critical parameters, integrated payload monitoring. Connectivity Connectivity: On-board diagnostic ports for data retrieval and parameter updates. Some models may have provisions for fleet management system integration. 🔧 Maintenance Service Intervals Engine Oil Change: Refer to engine manufacturer's recommendations (typically 250-500 operating hours for heavy-duty applications). Consult manual for specific Komatsu intervals and oil types. Hydraulic Filter Replacement: Typically every 500-1000 operating hours. Specific intervals for each hydraulic system are detailed in the manual. Fuel Filter Replacement: Typically every 250-500 operating hours. Manual provides specific procedures and filter part numbers. Transmission Fluid Check: Refer to manual for electric drive system component checks and maintenance protocols. No traditional transmission fluid. Fluid Specifications Engine Oil: API CI-4 or higher, SAE 15W-40. Consult manual for specific Komatsu OEM or Cummins approved oils and capacities. Hydraulic Fluid: Komatsu genuine hydraulic oil or equivalent ISO VG 46 or 32 (depending on system). Refer to manual for precise specifications and system capacities. Coolant: Ethylene glycol based coolant with heavy-duty additives, OAT (Organic Acid Technology) type. Consult manual for specific Komatsu approved coolant and mixture ratios. Brake Fluid: Typically a heavy-duty DOT 3 or DOT 4 brake fluid...