1998-2005 Komatsu GD530A, GD530AW, GD650A, GD650AW, GD670A & GD670AW Series Motor Grader Shop Manual

Technical Scope and Coverage

• Covers 1998–2005 Komatsu GD530A, GD530AW, GD650A, GD650AW, GD670A, and GD670AW series motor graders, specifically the 2-series and 2EY variants
• Official Komatsu America International Company publication P/N CEBM003901, March 2001 edition
• Contains 470+ exploded-view assembly diagrams and 396 specific maintenance tasks for the chassis
• Delivered as a direct download the moment payment clears
• Indexed PDF search covers every chapter and appendix
• Stored against your account so you can retrieve it after a hard-drive loss
• Print resolution preserves exploded-view detail
• This 2001 manual is the official reference for the GD-2 series build, providing the only documented torque tables and technical specifications for the steering, brake, and AWD pump assemblies

Manual Organization and Content

This Komatsu GD530A, GD650A, and GD670A workshop manual details the structural and functional aspects of the machine. The document is divided into six primary sections, starting with general machine dimensions and performance specifications. Subsequent segments provide extensive information on the steering and brake pump, AWD systems, control valve manifolds, and planetary final drives. The manual concludes with pre-delivery procedures and detailed system overviews for standard and AWD-equipped graders.

Technical Specifications Preview

This publication contains critical fluid, pressure, and torque data required for routine maintenance and component overhaul. The hydraulic system capacity for units with All-Wheel-Drive is documented at 31.0 gallons. Gearbox oil filtration requires 10-micron rated elements. Component service intervals are recommended every 2000 hours for major systems. The steering and brake pump pressure compensator setting is listed at 1650 PSI. Pressure and torque values for split flange bolts and flared nuts are documented in indexed tables. The hydraulic system overview provides detailed block flow diagrams for the main pump, AWD motors, and braking circuits. An official 2,800-page Komatsu OEM workshop manual covering the 1998–2005 GD530/650/670 series, documenting chassis, hydraulic, and electrical specifications for the 2EY-series build.