🏷️ Basic Information Identification Make: Komatsu Model: HD325-6 Product Type: Operation & Maintenance Manual Serial Number Coverage: 5680 and up 👋 Introduction Market Position Market Segment: Heavy-duty off-highway mining and construction haul trucks. Competitive Analysis Key Competitors: Caterpillar (e.g., 730C), Volvo CE (e.g., A30G), Bell Trucks, John Deere (historically). Key Features Payload Capacity: Approximately 32.5 metric tons (as indicated by '325' in model name). Articulation: Articulated steering for excellent maneuverability in rough terrain. Suspension: Hydropneumatic suspension for superior ride comfort and load stability. Powertrain: Robust Komatsu diesel engine and transmission designed for heavy-duty applications. Braking: Reliable wet disc brakes for consistent stopping power in adverse conditions. 📋 Manual Details Coverage Areas Primary Coverage: Operation and Maintenance Procedures Secondary Coverage: Safety Information, Machine Introduction, Component Locations Page Count Estimated Page Count: Likely 200-400 pages (typical for O&M manuals of this class) Manual Type Type: Operation and Maintenance Manual Language Language: English (Standard for Komatsu O&M) Format Format: Physical printed manual (implied by sales context) 📖 Manual Coverage Systems Covered Engine System: Detailed operation, monitoring, and basic maintenance of the Komatsu engine. Powertrain System: Operation and maintenance of the transmission, drive shafts, and final drives. Hydraulic System: Operation, fluid checks, and maintenance procedures for the hydraulic systems (steering, braking, hoist). Electrical System: Operation of electrical components, warning lights, and basic troubleshooting of common electrical faults. Braking System: Operation, safety checks, and maintenance of the wet brake system. Suspension System: Operation and maintenance of the hydropneumatic suspension system. Operator Station: Controls, instruments, safety features, and comfort features within the cab. Chassis And Body: Basic inspection and maintenance of the dump body and chassis components. Procedures Included Pre Operation Checks: Daily and pre-start checks for safe operation. Operation Guidelines: Safe and efficient operating techniques for various conditions. Lubrication Schedule: Detailed lubrication points and recommended intervals. Fluid Level Checks: Procedures for checking and maintaining engine oil, hydraulic oil, coolant, and brake oil levels. Filter Replacement: Guidance on replacing engine oil filters, fuel filters, hydraulic filters, and air filters. Tire Maintenance: Inspection and maintenance of tires, including pressure checks. Troubleshooting: Basic troubleshooting for common operational issues and fault indicators. Storage Procedures: Guidelines for storing the machine for extended periods. Technical Depth Depth: Comprehensive operational guidance and routine maintenance procedures. Scope: Covers daily checks, routine servicing, fluid specifications, and basic operational advice for the HD325-6. Diagnostic Level: Focuses on symptom recognition and basic checks, not in-depth electronic diagnostics or component-level repair. 📊 Manual Specifications File Format Digital Format Compatibility: N/A (Physical format) Print Quality Print Quality: High-quality printing with clear diagrams and text (typical for manufacturer manuals). Binding Type Binding: Likely bound (e.g., comb binding, stapled, or perfect bound) for durability in a workshop environment. Paper Type Paper Quality: Durable paper stock, often with a matte or semi-gloss finish to reduce glare and resist shop fluids. ⚙️ Engine Specifications Primary Engine Engine Make Model: Komatsu SAA6D125E-5 (Commonly found in this series) Engine Type: Inline 6-cylinder, turbocharged, aftercooled, diesel engine. Displacement: Approximately 11.0 liters. Performance Net Horsepower: Approximately 270 HP (199 kW) at 2000 RPM (varies slightly by tuning). Peak Torque: Approximately 1180 Nm (870 lb-ft) at 1400 RPM (approximate). Fuel System Fuel Type: Diesel fuel. Injection System: Common Rail Fuel Injection System (likely with electronic control). 🔧 Transmission Standard Transmission Type: Komatsu Heavy-Duty Powershift Transmission. Gear Configuration: Planetary gear type, electronically controlled. Number Of Gears Forward: Likely 6 forward speeds. Number Of Gears Reverse: Likely 1 or 2 reverse speeds. Features Shift Control: Automatic or semi-automatic shift control for optimal performance and fuel economy. Torque Converter: Lock-up torque converter for improved efficiency at higher speeds. Transmission Oil Type: Komatsu genuine transmission oil or equivalent API CD/CE specification (specific grade TBD). 📐 Dimensions Exterior Overall Length: Approx. 9.5 - 10 meters (unladen). Overall Width: Approx. 3.2 - 3.5 meters. Overall Height: Approx. 3.5 - 3.8 meters (to top of cab). Cargo Body Length: Approx. 6.5 - 7.0 meters. Body Width: Approx. 2.8 - 3.0 meters. Body Height: Approx. 1.4 - 1.6 meters. Weights Operating Weight: Approx. 23,000 - 25,000 kg (unladen). Payload Capacity: 32,500 kg (32.5 metric tons). Gross Vehicle Weight: Approx. 55,500 - 57,500 kg (laden). 🛡️ Safety Features Ratings Rollover Protection: Likely equipped with an ROPS (Roll-Over Protective Structure) compliant cab. Fall Protection: Anti-slip plates and handrails for safe access. Active Features Automatic Retarder: Standard engine retarder and often an automatic transmission retarder for controlled downhill descents. Parking Brake: Spring-applied, hydraulically released parking brake. Visibility: Large cab windows, optional work lights for enhanced visibility. Passive Features Seat Belt: Operator seat belt is standard. Cab Design: Ergonomic cab with safety glazing and effective climate control. 💡 Technology Features Infotainment Infotainment System: Basic instrumentation and warning lights. No advanced infotainment systems typical of passenger vehicles. Driver Assistance Operator Aids: Electronic transmission control for optimized shifting, retarder systems for...
Wear on brake discs, hydraulic cylinder seals, suspension components, and transmission clutch packs due to heavy usage.
Potential Faults:
Overheating under extreme load, hydraulic system leaks, and electronic control unit (ECU) issues are potential areas to monitor.
Filter Part Numbers
Engine Oil Filter:
Part numbers vary by supplier, typically OEM part number like Komatsu 600-211-1310 or equivalent.
Fuel Filter:
Part numbers vary, consult manual for specifics (e.g., Komatsu 600-311-9110).
Hydraulic Filter:
Part numbers vary, consult manual for specifics (e.g., Komatsu 207-60-71710).
📚 Vehicle History
Brand Heritage
Manufacturer History:
Komatsu is a globally recognized leader in construction and mining equipment, known for durability and reliability.
Model Evolution
Series Development:
The HD325 series represents Komatsu's established line of rigid frame dump trucks, evolving with technological advancements in engines, transmissions, and operator comfort.
Production
Manufacturing Origin:
Komatsu equipment is typically manufactured in Japan, with significant global production facilities.
Production Period:
The HD325-6 model likely falls within the early to mid-2000s production era for this specific iteration.
🏆 Awards & Recognition
Recognitions
Industry Awards:
Komatsu equipment is generally recognized for its durability and performance in demanding environments, though specific awards for this model are unlikely to be documented in an O&M manual.