Target Audience:
Komatsu service technicians, fleet maintenance personnel, and DIY owners performing repairs
OEM Source:
Factory-authorized service repair workshop manual content for Komatsu 110 Series engines
Comprehensive Coverage:
Details engine structure and function across intake/exhaust, engine body, lubrication, fuel, cooling, and electrical systems
Practical Guidance:
Includes troubleshooting, maintenance standards, parts replacement procedures, performance curves, and weight tables
System-Level Analysis:
Covers function and structure of all major engine systems
Repair Procedures:
Step-by-step parts replacement including valve seat inserts and crankshaft gears
Diagnostics:
Troubleshooting guidance and maintenance inspection standards
Data Tables:
Engine performance curves and weight tables included
Engine Series:
Komatsu 110 Series Diesel Engines
Engine Models:
S6D110-1, SA6D110-1
Application Equipment:
WA350-1, EG150-3, EG150S-3, D66S-1, W120-2, W120-3, WA380-1, WA400-1, WA420-1, EC210Z-1
Serial Numbers:
10001 and up
Manual Type:
Service Repair Workshop Manual
Delivery Method:
Instant download
Page Count:
N/A - not specified for this manual
Intake and Exhaust System:
Structure, function, and service procedures covered
Engine Body:
Cylinder block, cylinder head, and major castings covered
Lubrication System:
Oil pump, oil cooler, filters, and lubrication circuit covered
Fuel System:
Fuel injection pump, injectors, and fuel delivery components covered
Cooling System:
Water pump, thermostat, radiator, and cooling circuit covered
Electrical System:
Charging, starting, and engine electrical components covered
Troubleshooting:
Fault diagnosis and troubleshooting guidance included
Maintenance Standards:
Inspection and adjustment standards provided
Parts Replacement:
Step-by-step replacement procedures included
Valve Seat Inserts:
Specific replacement procedure covered
Crankshaft Gears:
Specific replacement procedure covered
Engine Disassembly and Assembly:
Component-by-component overhaul procedures covered
Technical Depth & Reference
Technical Depth:
Comprehensive component-level detail for overhaul and repair
Engine Performance Curves:
Included for in-depth analysis and service
Weight Tables:
Included for component and engine weights
Parts Information:
Component identification and replacement part procedures included
File Format:
PDF (searchable, bookmarked, zoomable)
Compatibility:
Windows, macOS, Linux, iOS, and Android — any device with a PDF reader
Requirements:
A PDF reader application (e.g. Adobe Acrobat Reader, free)
Searchability:
Fully text searchable for fast lookup of any topic
Print Quality:
High-resolution digital pages, printable at full clarity
Binding Type:
N/A — digital download, no physical binding
Paper Type:
N/A — digital download, no physical paper
Primary Engine:
S6D110-1 diesel engine
Optional Engine:
SA6D110-1 diesel engine
Configuration:
N/A - not specified for this manual
Displacement:
N/A - not specified for this manual
Bore x Stroke:
N/A - not specified for this manual
Horsepower:
N/A - not specified for this manual
Torque:
N/A - not specified for this manual
Rated Speed:
N/A - not specified for this manual
Performance Curves:
Included in manual
Fuel System Type:
N/A - not specified for this manual
Governor:
N/A - not specified for this manual
Injection Pump:
Covered in fuel system section
Standard Transmission:
N/A - not specified for this manual
Optional Transmission:
N/A - not specified for this manual
Transmission Type:
N/A - not specified for this manual
Clutch Type:
N/A - not specified for this manual
Drive Configuration:
N/A - not specified for this manual
Wheelbase:
N/A - not specified for this manual
Length:
N/A - not specified for this manual
Width:
N/A - not specified for this manual
Height:
N/A - not specified for this manual
Curb Weight:
N/A - not specified for this manual
Engine Dry Weight:
Refer to weight tables in manual
Component Weights:
Weight tables included in manual
Crash Test Rating:
N/A - not applicable to industrial engines
Safety Ratings:
N/A - not applicable to industrial engines
Active & Passive Features
Active Safety:
N/A - not applicable to engine service manual
Passive Safety:
N/A - not applicable to engine service manual
Safety Procedures:
Service safety precautions covered in manual
Service Intervals:
Refer to maintenance standards section in manual
Inspection Standards:
Provided in manual
Engine Oil:
Refer to lubrication system section in manual
Coolant:
Refer to cooling system section in manual
Known Issues & Wear Items
Common Wear Items:
Valve seat inserts and crankshaft gears covered as replacement items
Troubleshooting:
Fault diagnosis guidance provided
