Equipment Class:
Medium-sized crawler tractor, suitable for a range of construction, earthmoving, and land clearing applications
Key Competitors:
Caterpillar D5, John Deere 650J, Case IH CX100, Volvo EC140B
Power And Performance:
Designed for robust performance and reliability in demanding conditions
Operator Comfort:
Focus on operator efficiency and comfort through ergonomic design (typical for Komatsu)
Durability:
Built with Komatsu's reputation for robust construction and long service life
Manual Coverage:
Comprehensive workshop service and repair for Komatsu D38E-1 and D38P-1 Crawler Tractors
Page Count Estimated:
Extensive (exact number not specified, but described as 'COMPLETE offic...')
Manual Type:
Workshop Service Manual / Repair Manual
Language:
English (assumed based on common industry standards for Komatsu manuals of this era and description)
Format:
Downloadable Digital Format (likely PDF)
Powertrain:
Engine, fuel system, cooling system, lubrication system, exhaust system, transmission, final drives, driveline components
Undercarriage:
Track frame, idlers, track rollers, carrier rollers, sprockets, recoil system, suspension
Hydraulic System:
Hydraulic pump, control valves, cylinders, hoses, filters, hydraulic fluid specifications and maintenance
Electrical System:
Starting system, charging system, battery, wiring diagrams, lighting, gauges, operator controls
Operator Station:
Seating, controls, instrumentation, safety features, ROPS (Roll-Over Protective Structure) / FOPS (Falling-Object Protective Structure) if applicable
Blades And Attachments:
Dozer blade operation, adjustments, hydraulic control for blade angle, pitch, and tilt; ripper operation and maintenance
Scheduled Maintenance:
Oil change intervals, filter replacement schedules, greasing points and intervals, track adjustment procedures
Troubleshooting:
Diagnostic procedures for common issues, fault codes, symptom-based troubleshooting guides
Repair Disassembly Reassembly:
Detailed step-by-step instructions for component removal, disassembly, inspection, repair, reassembly, and installation
Torquing Specifications:
Critical fastener torque values for all major components and assemblies
Adjustment Procedures:
Calibration and adjustment of hydraulic systems, braking systems, engine components, and controls
Safety Precautions:
Essential safety guidelines for operating, maintaining, and repairing the equipment
Diagnostic Capabilities:
Advanced diagnostic information, including troubleshooting flowcharts and component testing procedures
Rebuild Instructions:
Detailed instructions for complete overhaul and rebuilding of major components like engine, transmission, and hydraulic systems
Specifications Data:
Comprehensive technical data, including measurements, tolerances, capacities, and performance specifications
Digital Format:
PDF (Portable Document Format) - assumed for download
Print Readability:
High resolution, optimized for clear viewing and printing of diagrams and text
Binding:
N/A (Digital download, no physical binding)
Paper Type:
N/A (Digital download, no physical paper type)
Text Search:
Likely searchable text within the PDF document for efficient information retrieval
Diagrams And Photos:
Includes detailed illustrations, diagrams, schematics, and potentially photographs to aid in understanding procedures
Engine Model:
Komatsu SAA6D107E-1 (typical for this series, exact model may vary slightly, check specific machine)
Gross Horsepower:
Approximately 110 HP (82 kW) at rated RPM (verify specific model)
Net Horsepower:
Approximately 105 HP (78 kW) at rated RPM (verify specific model)
Displacement:
6.67 Liters (407 cubic inches) (typical for SAA6D107E-1)
Fuel Injection:
Direct injection, electronically controlled common rail fuel system
Cooling Method:
Water-cooled, pressurized
Oil Type:
Komatsu Genuine Engine Oil or equivalent API CI-4 SAE 15W-40 (refer to manual for precise specification)
Operating Weight D38E:
Approximately 8,200 - 8,500 kg (18,000 - 18,700 lbs) (verify specific configuration)
Operating Weight D38P:
Approximately 8,600 - 8,900 kg (19,000 - 19,600 lbs) (verify specific configuration, 'P' likely indicates Power-Angle-Tilt blade option)
Ground Pressure:
Varies with track shoe width, typically around 0.45 - 0.55 kg/cm² (6.4 - 7.8 psi)
Drawbar Pull:
Up to approximately 7,000 kgf (15,400 lbf) (verify specific machine)
Rops Fops:
Equipped with ROPS (Roll-Over Protective Structure) and FOPS (Falling-Object Protective Structure) as standard or optional, compliant with relevant safety standards
Operator Presence System:
System to prevent unintended movement when operator is not seated
Emergency Stop:
Location and function of emergency stop controls
Seatbelt:
Retractable seat belt for operator restraint
Warning Lights And Alarms:
Audible and visual warnings for operational status and potential hazards
Infotainment System:
N/A (This is a heavy construction machine, not equipped with typical automotive infotainment systems)
Operator Aids:
Electronic controls for transmission and hydraulics enhance operability. Features like variable speed control contribute to ease of use.
Telematics:
Modern Komatsu machines often feature KOMTRAX™ telematics for remote monitoring of machine health, location, and operating data. This manual would cover its operational aspects if equipped.
Engine Oil Change:
Typically every 250-500 operating hours, depending on operating conditions and Komatsu recommendations (refer to manual for exact interval).
Fuel Filter Replacement:
As per Komatsu's recommended schedule, often tied to engine oil change intervals or indicated by system warnings.
Hydraulic Oil Filter Replacement:
Regular replacement based on operating hours or contamination monitoring, as per manual recommendations.
Track Tension Adjustment:
Regular checks and adjustments as needed based on operating environment and wear, typically inspected daily or weekly.
Engine Oil Capacity:
Approximately 18-20 Liters (4.7-5.3 US gallons) (verify with manual)
Hydraulic Oil Capacity:
Approximately 60-70 Liters (15.8-18.5 US gallons) (verify with manual)
Coolant Type:
Permanent type engine coolant (ethylene glycol base) with appropriate antifreeze protection, typically a 50/50 mix with distilled water.
Common Wear Items:
Track components (links, pins, bushings), sprockets, idlers, rollers, and engine belts are common wear items requiring regular inspection and replacement.
Hydraulic System Maintenance:
Maintaining hydraulic fluid cleanliness and timely filter replacement is critical to prevent pump and valve wear.
Engine Performance Issues:
Issues like loss of power or rough running can stem from fuel system problems (injectors, filters), air intake restrictions, or turbocharger issues.
Komatsu Legacy:
Komatsu is a renowned Japanese multinational corporation that manufactures construction, mining, and industrial equipment. Known for its robust engineering and durability.
D38 Series Context:
Part of Komatsu's line of reliable and efficient crawler tractors, designed for general construction and earthmoving tasks. Often characterized by its user-friendly operation and fuel efficiency.
Manufacturing Origin:
Typically manufactured in Komatsu's global production facilities, with a significant presence in Japan and North America.