This comprehensive Komatsu PC340LCD-7K and PC340NLCD-7K Hydraulic Excavator Parts Manual is specifically designed for machines with serial numbers K40575 and up. It offers detailed illustrations and step-by-step instructions to guide users through the identification and replacement of parts. This manual is an essential resource for mechanics, technicians, and anyone involved in maintaining and repairing these Komatsu excavators. The manual covers all major components, including the engine, hydraulic system, undercarriage, cab, and electrical system. It provides precise part numbers, descriptions, and diagrams for easy identification and ordering. With its thorough coverage of every component, this parts manual ensures efficient and accurate maintenance, minimizing downtime and maximizing productivity.

The Komatsu PC340LCD-7K and PC340NLCD-7K are powerful and versatile hydraulic excavators designed for a wide range of heavy construction and demolition applications. These machines are renowned for their durability, reliability, and operator comfort, making them a popular choice for contractors worldwide. The PC340LCD-7K model features a standard boom, while the PC340NLCD-7K is equipped with a long reach boom, providing greater reach and versatility in challenging work environments. Both models boast a powerful Komatsu SAA6D140E-3 engine, delivering impressive performance, efficiency, and low emissions. Their robust construction, incorporating high-strength steel and advanced welding techniques, ensures long-term durability even under demanding operating conditions. Furthermore, the excavators are equipped with a comprehensive suite of safety features, including a spacious and comfortable cab with excellent visibility, a ROPS/FOPS certified structure, and various warning systems to enhance operator safety. The PC340LCD-7K and PC340NLCD-7K are designed to optimize productivity and efficiency. The advanced hydraulic system delivers smooth and precise control, allowing for efficient excavation and material handling. The ergonomically designed cab features a user-friendly interface with intuitive controls, reducing operator fatigue and maximizing productivity. The excavators also benefit from advanced features like Komatsu's ECO mode, which optimizes engine performance for fuel efficiency without compromising power. The Komatsu PC340LCD-7K and PC340NLCD-7K excavators are built to withstand the toughest conditions, ensuring minimal downtime and maximum uptime. Their robust construction, easy serviceability, and availability of genuine Komatsu parts guarantee a long service life and minimal maintenance costs. With their exceptional performance, versatility, and reliability, these excavators are a valuable asset for any construction project.