This comprehensive service and repair manual is specifically designed for the Komatsu PC650-5 and PC710-5 Hydraulic Excavators, covering serial numbers 20001 and up. It provides detailed technical information and step-by-step instructions for servicing and repairing your excavator. This manual is an essential resource for mechanics, technicians, and operators who need to maintain and troubleshoot these powerful machines. It includes detailed diagrams, illustrations, and specifications to guide you through every aspect of maintenance and repair. From routine checks to complex repairs, this manual offers the knowledge and expertise you need to keep your Komatsu PC650-5 and PC710-5 operating at peak performance.

The Komatsu PC650-5 and PC710-5 are powerful hydraulic excavators designed for heavy-duty construction, mining, and quarrying operations. These machines are renowned for their robust construction, high-performance hydraulic systems, and operator comfort. The PC650-5 boasts a powerful Komatsu SAA6D140E-2 engine producing a net power output of 331 kW (444 hp), while the PC710-5 features an even more robust Komatsu SAA6D170E-2 engine generating 383 kW (514 hp). These engines deliver exceptional torque and power, enabling the excavators to tackle demanding tasks with ease. The excavators' hydraulic systems are equipped with sophisticated control systems, ensuring precise and efficient operation. The PC650-5 and PC710-5 feature a variety of working modes, allowing operators to optimize performance for specific tasks and maximize fuel efficiency. Both models are designed with operator comfort and safety in mind. The spacious cabs offer excellent visibility, ergonomic controls, and a comfortable seating arrangement. The machines are designed to meet stringent safety standards, incorporating features like ROPS/FOPS certified cabs, emergency shut-off systems, and comprehensive safety alarms. The PC650-5 and PC710-5 are highly versatile machines, offering a wide range of attachments and configurations to suit specific applications. From heavy-duty digging buckets and rippers to specialized tools for demolition and material handling, these excavators can be tailored to meet diverse project requirements. Their reliability and durability make them a valuable asset in demanding environments, ensuring efficient and cost-effective operations for a wide range of construction and infrastructure projects.