Machine Type:
Crawler Dozer / Bulldozer
Intended Use:
Construction, earthmoving, site preparation, general utility dozing.
Competitors:
Caterpillar D3/D4 series, John Deere 450/550 series, Case 450/550 series.
Operator Comfort:
Designed for ergonomic operation and operator productivity.
Durability:
Built with Komatsu's reputation for robust construction and reliability.
Power Efficiency:
Focus on delivering effective power while managing fuel consumption.
Engine:
Complete engine overhaul, diagnostics, repair procedures, specifications.
Powertrain:
Transmission, final drive, differential, troubleshooting, overhaul, specifications.
Undercarriage:
Track system, rollers, idlers, sprockets, maintenance, repair.
Hydraulic System:
Pumps, valves, cylinders, hoses, filters, troubleshooting, repair, schematics.
Electrical System:
Wiring diagrams, starter, alternator, battery, troubleshooting, component identification.
Operator Station:
Controls, instrumentation, cab components, maintenance, repair.
Blade Control:
Hydraulic blade system, controls, maintenance, troubleshooting.
Maintenance:
Preventive maintenance schedules, lubrication points, filter replacement, fluid checks.
Troubleshooting:
Diagnostic charts, fault finding procedures, common issues and solutions.
Repair:
Step-by-step disassembly, assembly, and component repair instructions.
Overhaul:
Detailed instructions for complete engine, transmission, and hydraulic system overhauls.
Adjustments:
Valve adjustments, brake adjustments, hydraulic control adjustments.
Diagnostic Tools:
Guidance on using specialized tools and diagnostic equipment.
Specifications Data:
Torque specifications, clearances, fluid capacities, pressure readings.
Schematics:
Detailed hydraulic and electrical schematics.
Searchability:
Text-searchable (typically for official PDFs)
Print Quality:
High-resolution, printable pages
Binding:
N/A (Digital PDF Download)
Paper Type:
N/A (Digital PDF Download)
Engine Model:
Likely Komatsu S4D102E or similar displacement engine (specific model not provided, but common for this class)
Engine Type:
Diesel, Naturally Aspirated or Turbocharged (typically naturally aspirated for this class but varies)
Displacement Approx:
Approximately 3.9 Liters (typical for this class of engine)
Horsepower Range Approx:
Typically 70-90 HP (varies by specific engine variant and tuning)
Injection System:
Indirect Injection or Direct Injection (IP/Distributor pump or Common Rail depending on era)
Transmission Type:
Hydrostatic Transmission (HST) or Powershift Transmission (PST) (HST is common for smaller Komatsu dozers)
Gear Selection:
Variable speed control (HST) or multiple forward/reverse gears (PST)
Drive System:
All-wheel drive (track drive)
Transmission Fluid Type:
Specific Komatsu hydraulic/transmission fluid (e.g., Komatsu Hydraulic Fluid SH) or equivalent SAE 10W/30 API CD/CE.
Operating Weight Approx:
Approximately 7-9 metric tons (15,000 - 20,000 lbs)
Length Approx:
Approx. 4.5 - 5 meters (14.7 - 16.4 ft) without blade
Width Approx:
Approx. 2 - 2.5 meters (6.5 - 8.2 ft) depending on track gauge
Height Approx:
Approx. 2.5 - 2.8 meters (8.2 - 9.2 ft) to top of cab/ROPS
Ground Pressure Approx:
Approximately 0.3 - 0.4 kg/cm² (4.3 - 5.7 PSI)
Infotainment System:
Basic operator controls and instrumentation; typically no advanced infotainment.
Operator Aids:
Hour meter, warning lights, basic gauge cluster.
Telematics Option:
May have optional telematics for fleet management on later models or as an aftermarket addition.
Engine Oil Change:
Typically every 250-500 operating hours, depending on operating conditions and oil analysis.
Hydraulic Oil Filter Replacement:
Every 500-1000 operating hours, or as indicated by oil analysis.
Air Filter Replacement:
As needed, based on monitoring of filter restriction indicator.
Engine Oil Specification:
Komatsu Engine Oil SAE 10W-30 API CK-4 or equivalent.
Hydraulic Oil Specification:
Komatsu Hydraulic Oil, Komatsu D3 or equivalent ISO VG 32/46.
Coolant Specification:
Komatsu Super Long Life Coolant (SLLC) or equivalent ethylene glycol-based coolant with extended life additives.
Track Wear:
Standard wear item; requires regular inspection and adjustment of track tension.
Hydraulic System Leaks:
Can occur due to worn seals or hose damage; regular inspection is crucial.
Cooling System Performance:
Radiator clogging or fan belt issues can affect cooling efficiency.
Brand History:
Komatsu is a globally recognized manufacturer of construction and mining equipment, known for durability and innovation.
Dozer Lineup Position:
The D58E series represents a compact to medium-sized crawler dozer within Komatsu's product range, often used in lighter construction and landscaping applications.
Production Period:
Likely produced during the late 1990s to early 2000s, based on serial number progression.
