This comprehensive manual provides detailed information for maintaining, assembling, disassembling, and servicing your Komatsu PC100-6 and PC120-6 Hydraulic Excavators. It is designed to help you achieve peak performance through effective, economical, and safe operation and maintenance. The manual includes two essential components: the Service Repair Manual and the Operation & Maintenance Manual.

The Service Repair Manual offers in-depth information and data specifically tailored to these models. It includes specifications, diagrams, and actual real-photo illustrations, providing complete step-by-step instructions for repair, diagnosis, servicing, technical maintenance, and troubleshooting procedures. This manual empowers you to effectively identify problems and understand how to repair and maintain your machine without needing external service assistance.

The Operation & Maintenance Manual thoroughly guides operators and maintenance personnel on the proper operation, handling, lubrication, maintenance, checking, and adjustment procedures. It is a valuable resource for optimizing machine performance and ensuring safe and efficient operation. The manual covers various aspects, including safety precautions, general operation, transportation, and maintenance schedules. It also provides detailed instructions for specific tasks like cold weather operation, long-term storage, and troubleshooting. Additionally, the manual includes sections dedicated to optional attachments and their handling, enhancing the versatility of your machines.

This manual is a valuable asset for anyone owning or operating a Komatsu PC100-6 or PC120-6 Hydraulic Excavator. It equips you with the knowledge and resources to maintain your machine efficiently, extend its lifespan, and maximize its performance.

The Komatsu PC100-6 and PC120-6 are powerful and versatile hydraulic excavators designed for a wide range of construction and earthmoving applications. These machines offer a robust build, reliable performance, and advanced features that enhance operator comfort and productivity. The PC100-6, with its operating weight of approximately 10,000 kg, is ideal for compacting soil, digging trenches, and loading trucks, while the PC120-6, weighing around 12,000 kg, provides more power and lifting capacity for heavier tasks like demolition and heavy lifting. Both models feature a durable undercarriage with replaceable track shoes, ensuring long-lasting performance in demanding environments.

Both the PC100-6 and PC120-6 are equipped with Komatsu's renowned SAA4D107E-1 engine, known for its fuel efficiency and low emissions. Their hydraulic systems utilize advanced technology to deliver smooth and precise control, allowing operators to perform complex tasks with ease. Additionally, these excavators feature spacious and ergonomically designed cabs that offer excellent visibility and operator comfort. The cabs are climate-controlled and equipped with intuitive controls for ease of operation. Furthermore, these machines are equipped with a range of safety features, including a rollover protection structure (ROPS) and a falling object protection structure (FOPS), ensuring a safe working environment for operators.