The Komatsu PC75UU-3 Hydraulic Excavator Service Repair Manual provides comprehensive information for maintaining, assembling, disassembling, and servicing your Komatsu PC75UU-3 Hydraulic Excavator. This manual covers models with serial numbers 15001 and up, specifically those equipped with the 4D102-1 and 4D95LE-2 engines. For detailed engine information, refer to the 102 Series and 95-2 Series Engine Shop Manual.

This manual offers a wealth of knowledge for understanding your machine, including detailed specifications, diagrams, and real-life photographic illustrations. It guides you through step-by-step procedures for repair, diagnosis, servicing, technical maintenance, and troubleshooting. The manual empowers you to identify problems and develop solutions, enabling you to repair and maintain your Komatsu PC75UU-3 Hydraulic Excavator efficiently and effectively.

This complete and intact manual includes the following sections:

* **General:** Provides an overview of the PC75UU-3 Hydraulic Excavator.
* **Structure and Function:** Explains the design and operation of the excavator's components.
* **Testing and Adjusting:** Outlines procedures for testing and adjusting various systems.
* **Disassembly and Assembly:** Offers detailed instructions for disassembling and reassembling components.
* **Maintenance Standard:** Presents guidelines for routine maintenance and inspections.
* **Others:** Contains additional information and resources.

The Komatsu PC75UU-3 is a robust and dependable hydraulic excavator designed for a wide range of demanding applications. Its compact size and nimble maneuverability make it ideal for tight workspaces, while its powerful engine and hydraulic system deliver exceptional digging and lifting capabilities. The PC75UU-3 features a durable undercarriage with a wide track gauge for stability and traction, ensuring optimal performance even on uneven terrain. The spacious and ergonomic operator cab provides a comfortable working environment, boasting excellent visibility and intuitive controls, enabling operators to work efficiently and safely. With a standard operating weight of approximately 12.5 tons, the PC75UU-3 boasts a remarkable lift capacity, allowing it to handle heavy loads with ease.

The PC75UU-3 is powered by a fuel-efficient and powerful Komatsu SAA4D95E-1 engine, known for its reliability and low emissions. This engine delivers ample power to the hydraulic system, which drives the excavator's various functions, including digging, lifting, swinging, and traveling. The hydraulic system is designed for smooth and precise operation, ensuring efficient performance and minimizing wear and tear. The PC75UU-3 is equipped with a comprehensive range of safety features, including a robust ROPS (Roll Over Protective Structure) and FOPS (Falling Object Protective Structure) cab, ensuring operator protection in various working conditions. Additionally, the machine incorporates various warning systems and safety interlocks, further enhancing operator safety and minimizing the risk of accidents. The PC75UU-3 is a highly sought-after machine in various industries, including construction, demolition, landscaping, and material handling, proving itself a versatile and reliable workhorse.