1998-2003 Komatsu PC340-6K, PC340LC-6K, PC340NLC-6K Excavator Shop Manual
Get reliable repair information for your Komatsu PC340-6K, PC340LC-6K, or PC340NLC-6K excavator. This shop manual covers maintenance and repair procedures, detailing component structures and functions. Part number UEBM000901.
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Sample pages from the 1998-2003 Komatsu PC340-6K, PC340LC-6K, PC340NLC-6K Excavator Shop Manual manual
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Komatsu Models Covered & Key Technical Specifications
Models: PC340-6K, PC340LC-6K, PC340NLC-6K
Sub-models / Variants: LC (Long Crawler), NLC (Narrow Long Crawler), 6K Series
Build Years: 1998–2003
Serial Numbers: K32001 and up, K34001 and up
Technical Data:
- Engine: SAA6D108E-2, 6-cylinder, water-cooled, direct injection, turbocharged aftercooler
- Piston displacement: 7.145 liters
- Flywheel horsepower: 172.8 kW (231.7 HP) at 2,050 rpm
- Max. torque: 897.2 Nm (91.5 kgm) at 1,500 rpm
- Hydraulic pump type: HPV160+160 variable displacement piston type
- Bucket capacity (SAE/CECE): 1.32 / 1.2 m³
- Max. digging depth: 7,380 mm
- Max. digging reach: 11,100 mm
- Travel speeds: Lo 3.2 km/h, Mi 4.5 km/h, Hi 5.5 km/h
Komatsu Manual Features & Content Preview
Technical Scope and Features
- Built for owners and workshops servicing the 1998–2003 Komatsu PC340-6K, PC340LC-6K, and PC340NLC-6K hydraulic excavators
- Official Komatsu shop manual, publication number UEBM000901
- Contains detailed hydraulic system diagrams, structural specifications, and torque reference tables
- Covers mechanical assembly, testing, and adjustment procedures for major excavator components
- Delivered as a direct download the moment payment clears
- Indexed PDF search covers every chapter and appendix
- Suitable for printing individual sections for shop-floor use
- This 748-page technical publication is the reference document for the 6K-series excavator build, documenting all engine, hydraulic, and structural specifications
Documenting the 1998–2003 Komatsu PC340-6K Series
The 1998–2003 Komatsu PC340-6K series shop manual provides extensive technical data for maintaining and repairing these heavy-duty hydraulic machines. The documentation covers the structural function of engine-related systems, power train components, and hydraulic circuits, including the complex CLSS (Closed center Load Sensing System) used for efficient operation. Sections detail the disassembly and assembly of the swing machinery, final drives, and track frame assemblies, providing a clear reference for maintenance work.
Specification Highlights
The 1998–2003 Komatsu PC340-6K hydraulic excavator technical manual contains detailed data for system calibration and component servicing. The engine oil pan capacity is 28.4 liters. Final drive case oil capacity is documented at 10 liters. The 1998–2003 Komatsu PC340-6K relief cracking pressure is specified at 16.7 ± 6.9 kPa in the hydraulic tank section. Hydraulic cooler capacity is listed for air-cooled configurations. Standard tightening torques for bolts and nuts are provided in standardized charts to ensure assembly precision. Note: Reference only — always consult a certified technician before performing service on this equipment.
An official 748-page Komatsu OEM shop manual covering the 1998–2003 Komatsu PC340-6K, PC340LC-6K, and PC340NLC-6K, documenting engine, chassis, electrical, and hydraulic specifications for the K32001 and K34001 and up serial number ranges.
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