Target Audience:
Operators and maintenance personnel in mining, quarry, and heavy construction sectors
Advantage:
Robust construction, high payload capacity, and reliable performance in demanding environments
Engine Power:
Powerful engine delivering high torque for heavy-duty operations
Hydraulic System:
Advanced hydraulics for efficient loading and lifting
Operator Comfort:
Spacious cab with ergonomic controls for reduced operator fatigue
Engine:
Detailed engine operation, maintenance, and troubleshooting
Transmission:
Transmission operation, shift patterns, and maintenance
Hydraulic System:
Hydraulic circuits, pump and cylinder service
Electrical System:
Wiring diagrams, component locations, and diagnostics
Undercarriage:
Track and wheel maintenance, alignment, and adjustment
Brakes:
Brake system operation and maintenance procedures
Steering:
Steering system adjustments and troubleshooting
Cab and Controls:
Operator cab features, control functions, and adjustments
Operation Instructions:
Pre-start checks, daily operation, and shutdown procedures
Maintenance Procedures:
Scheduled servicing, component replacement, and adjustment guides
Troubleshooting:
Systematic fault diagnosis and corrective actions
Safety Guidelines:
Safe operation practices and warning labels
Level of Detail:
Comprehensive with step-by-step instructions and numerous pictures and diagrams
Part Numbers:
Detailed part numbers and exploded views for component identification
Engine Model:
Komatsu SAA6D170E-3 (typical for WA900L-3)
Type:
6-cylinder, 4-cycle, turbocharged diesel
Displacement:
approximately 30.5 L (1,860 cu in)
Net Power:
approximately 596 kW (800 HP) at 1,800 rpm
Peak Torque:
approximately 3,485 N·m (2,570 lb-ft) at 1,400 rpm
Emission Standards:
Meets Tier 2/Stage II equivalent (depending on region)
Injection:
Direct injection with electronic control
Fuel Tank Capacity:
approximately 1,600 L (423 gal)
Wheelbase:
approximately 4,800 mm (189 in)
Overall Length (with bucket):
approximately 12,500 mm (492 in)
Overall Height (top of cab):
approximately 5,400 mm (213 in)
Bucket Capacity:
approximately 10.6 m³ (13.9 yd³)
Operating Weight:
approximately 100,000 kg (220,000 lb)
Curb Weight:
Approximately 95,000 kg (209,000 lb) (dry)
Crash Test Info:
N/A - industrial equipment not subject to consumer crash testing
Braking:
Oil-cooled, multiple disc brakes
Steering:
Load-sensing hydraulic steering with emergency steering
Structure:
ROPS/FOPS certified cab
Visibility:
Large glass area and optional rear-view camera
Engine Oil:
Every 500 hours or as indicated
Hydraulic Oil:
Every 2000 hours or annually
Transmission Oil:
Every 1000 hours
Coolant:
Every 2000 hours or 2 years
Engine Oil:
API CJ-4 or higher, SAE 15W-40
Hydraulic Oil:
Komatsu HYDO (or equivalent)
Transmission Oil:
Komatsu TO (or equivalent)
Coolant:
Komatsu AF-NLC (or equivalent long-life)
Tires:
May require frequent inspection and replacement in abrasive conditions
Bucket Teeth:
Regular replacement depending on material
Filters:
Air, fuel, hydraulic filters per service schedule
Manufacturer:
Komatsu Ltd., a Japanese multinational with a history of engineering excellence
Series:
Part of the WA-series large wheel loader family, known for reliability and performance
Assembly:
Produced in Komatsu plants globally; major assembly in Japan or USA
