Komatsu PC210, 210LC-6K & PC240LC, PC240NLC-6K Shop Manual

Technical Scope and Features

• Covers the 2000s Komatsu PC210-6K, PC210LC-6K, PC240LC-6K, and PC240NLC-6K excavators serial number K32001 and up.
• Official Komatsu shop manual publication number EEBM001801, documenting structural, testing, and maintenance standards for these machines.
• Contains 40 pages of detailed sectional diagrams covering components like the 6-spool, 7-spool, and 8-spool control valves.
• Includes 665 pages of system schematics, hydraulic pump assembly diagrams, and torque specifications for standard bolt assemblies.
• Laid out for standard letter and A4 printing.
• OCR text layer lets you jump to a torque spec by keyword.
• This service publication is the primary factory reference for internal component identification, clearance data, and hydraulic circuit logic for the -6K series build.

Component and System Documentation

This manual provides a detailed look at the internal structure and function of the Komatsu PC210-6K and PC240LC-6K hydraulic systems. The document is divided into chapters covering essential machinery systems, including the engine-related parts, cooling components, power train, and heavy-duty undercarriage assemblies. It details the operation of the variable capacity swash plate piston pumps and the integration of the Closed Center Load Sensing System (CLSS), providing context for how system pressure and flow are modulated during heavy-load operation.

Specification and Technical Reference Data

The documentation includes technical data for factory workshop maintenance standards covering hydraulic relief settings and assembly specifications. The relief cracking pressure for the hydraulic tank is documented at 16.7 ± 3.9 kPa. The swing circle reduction ratio is specified at 7.333 in the gear assembly data. Standard final drive reduction ratios are defined as 57.000 for these specific excavator configurations. An official 665-page Komatsu OEM shop manual covering the PC210 and PC240-6K series, documenting structural, testing, and maintenance specifications for the K32001-and-up build.