Komatsu PC200-8 / PC200LC-8 / PC220-8 / PC220LC-8 Excavator Service Manual

Technical Scope and Data

• Covers 2007–present Komatsu PC200-8, PC200LC-8, PC220-8, and PC220LC-8 GALEO series hydraulic excavators
• Official Komatsu publication P/N SEN00084-07, revision 07 dated 2007
• Contains 83 exploded-view diagrams, 16 tables for standard service values, and 42 detailed electrical/hydraulic schematics
• Downloads to your account within seconds of checkout
• Permanent availability in your purchase account — no re-buy required
• Suitable for printing individual sections for shop-floor use
• Indexed PDF search covers every chapter and appendix
• This technical manual provides the structural and operational reference needed for heavy equipment maintenance, documenting all primary systems from the engine and hydraulics to the undercarriage and electrical control units.

Component and System Documentation

The 2007–present Komatsu PC200-8 series service documentation segments the machine into comprehensive functional modules. It details the engine and cooling architecture, including radiator and aftercooler specifications, alongside the powertrain consisting of travel motors, final drives, and swing machinery. The undercarriage chapters document the track frame, recoil springs, idler assemblies, and carrier rollers. Hydraulic system sections cover pumps, control valves, cylinders, and PPC valves, while the electrical section provides sensor data and diagnostic information for the KOMTRAX and monitor systems. Testing and adjusting chapters provide technical data for troubleshooting failure codes, including engine performance, hydraulic pressure, and electrical circuit continuity.

Specification and Reference Values

This manual includes what an OEM service publication covers for the Komatsu PC200-8 and PC220-8 excavator ranges, providing essential clearance, interference, and torque data. Intake air pressure sensor resistance for the engine is listed in the electrical section. Recoil spring installation load is documented at 109.3 kN for the PC200-8 model. The axial clearance limit for the swing circle bearing is specified at 3.2 mm in the maintenance standards. Official reference values are provided in the standard service value tables for all major chassis, undercarriage, and engine-related components. All service data shown here is for reference only — qualified technicians and the original OEM documentation remain the authoritative source for any hands-on work. An official 1,082-page Komatsu OEM workshop manual covering the 2007–present PC200-8, PC200LC-8, PC220-8, and PC220LC-8, documenting engine, chassis, electrical, and hydraulic specifications for the GALEO-series build.