This comprehensive Service Repair Manual provides in-depth information on maintaining, assembling, disassembling, and servicing your Komatsu PC4000-6 Hydraulic Mining Shovel. Covering a wide range of topics, this manual is an essential resource for ensuring optimal performance and longevity of your equipment.

It includes detailed specifications, diagrams, and real-life photo illustrations, guiding you through every step of repair, diagnosis, servicing, technical maintenance, and troubleshooting procedures. The manual covers essential components and systems including:

* **Main Assembly Groups:** A detailed breakdown of the major components.
* **Drive System:** Understanding the drive mechanism and its components.
* **Hydraulic Oil Tank:** Information on the hydraulic oil tank and its operation.
* **Hydraulic Oil Cooling System:** Detailed instructions on the cooling system.
* **Controlling Systems:** Guidance on the various control systems.
* **Components:** Comprehensive information on individual components and their functions.
* **Main Hydraulic Pumps and Pump Regulation:** Detailed explanations of the pumps and their regulation.
* **Operating Hydraulics:** In-depth analysis of the hydraulic system operation.
* **Hydraulic Track Tensioning System:** Understanding the system and its maintenance.
* **Hydraulic Operated Excess Ladder:** Information on the excess ladder and its operation.
* **Central Refilling System:** Guidance on the refilling system.
* **Hints for the Hydraulic Circuit Diagram:** Interpreting the hydraulic circuit diagram.
* **Hints for the Electric Circuit Diagram:** Understanding the electric circuit diagram.
* **VHMS / ECS-T / ETM:** Information on these systems and their functionalities.
* **Lubrication Systems:** Detailed information on lubrication systems and procedures.

This manual also includes essential visual aids, such as:

* **Flowchart 942 107 40:** A visual representation of the operational flow.
* **Hydraulic Plan 942 105 40:** A comprehensive diagram of the hydraulic system.
* **Electrical Plan 942 106 40:** A detailed diagram of the electrical system.

With this manual, you can confidently perform repairs and maintenance on your Komatsu PC4000-6 Hydraulic Mining Shovel, minimizing downtime and maximizing its lifespan.

The Komatsu PC4000-6 is a behemoth in the world of mining equipment, a hydraulic mining shovel designed for large-scale excavation operations. Its robust construction and impressive power output make it a mainstay in surface mining, capable of handling massive volumes of material with unmatched efficiency. This shovel is renowned for its exceptional digging force, attributed to its robust hydraulic system and powerful engine. The PC4000-6 boasts a massive operating weight, exceeding 400 tons, and a bucket capacity of 20 cubic yards, highlighting its capability for moving vast amounts of material in a single bite. This powerful machine utilizes a specialized hydraulic system for efficient operation, providing precise control and enabling it to maneuver with agility despite its enormous size.

The PC4000-6 is equipped with a powerful diesel engine, delivering immense power to drive its hydraulic system and enable it to tackle the most challenging excavation tasks. Comfort and safety are prioritized for the operator, with a spacious and ergonomically designed cab offering excellent visibility and a comfortable working environment. The cab includes advanced monitoring systems and safety features, ensuring operator safety and providing real-time performance data. This formidable machine is a testament to Komatsu's engineering prowess, combining robust construction with advanced technology to deliver a reliable and efficient solution for demanding mining operations. Its exceptional performance and durability make the PC4000-6 an invaluable asset in surface mining, contributing significantly to the extraction of valuable resources while ensuring a high level of productivity and safety.