This comprehensive Komatsu pc120-6 Hydraulic Excavator Workshop Service Repair Manual provides you with detailed instructions and technical specifications for maintaining and repairing your excavator. The manual covers a wide range of topics, including: * **General Information:** A thorough overview of the pc120-6 excavator, including its design features, specifications, and operating procedures. * **Engine:** Detailed information on the engine, including its operation, maintenance, and troubleshooting. * **Hydraulic System:** In-depth coverage of the hydraulic system, including its components, operation, diagnosis, and repair. * **Undercarriage:** Complete instructions for maintaining and repairing the undercarriage, including the tracks, rollers, sprockets, and idlers. * **Electrical System:** Detailed diagrams and explanations of the electrical system, including wiring, components, and troubleshooting. * **Cab and Controls:** Information on the cab, controls, and safety features. * **Troubleshooting and Diagnostics:** Guidance on identifying and resolving common problems. * **Detailed Illustrations & Diagrams:** Easy-to-follow diagrams and illustrations to help you visualize procedures and components. * **Safety Procedures:** Comprehensive information on workplace safety and proper handling of the excavator. This manual is an essential resource for anyone involved in the maintenance, repair, or operation of the Komatsu pc120-6 Hydraulic Excavator. It provides detailed information and clear instructions to ensure that you can perform all necessary tasks safely and efficiently.

The Komatsu PC120-6 is a versatile and powerful hydraulic excavator designed for a wide range of construction and earthmoving applications. It is part of Komatsu's renowned PC120 series, known for its reliability, durability, and efficiency. This model features a robust 4-cylinder turbocharged diesel engine, delivering ample power to handle demanding tasks. The PC120-6 boasts an operational weight of approximately 20.5 tons, making it a medium-sized excavator suitable for projects requiring precise excavation, loading, and material handling. Its hydraulic system provides smooth and responsive operation, allowing operators to work with precision and control. The excavator is equipped with a spacious and ergonomic cab, offering a comfortable and safe working environment for the operator. It also incorporates advanced safety features such as an emergency shutdown system and high-visibility warning lights. The Komatsu PC120-6 is designed with a focus on operator comfort, fuel efficiency, and ease of maintenance. Its hydraulic system is optimized for smooth operation and minimal fuel consumption, reducing operational costs. The excavator is built with a modular design, allowing for quick and easy access to key components for maintenance and repair. Furthermore, the PC120-6 offers a range of optional attachments, such as hydraulic breakers, rippers, and grapple buckets, allowing users to customize the machine for specific applications. This versatility makes the Komatsu PC120-6 a valuable asset for construction companies, contractors, and other industries requiring reliable and efficient earthmoving equipment. Its high performance, durability, and operator-friendly design have contributed to its widespread popularity and established it as a leading choice in its class.