The Komatsu PC340LC-7K Hydraulic Excavator, designed for robust performance and reliability, is engineered to meet the demanding requirements of various construction and earthmoving applications. With a powerful Komatsu SAA6D114E-3 engine delivering 200 kW (268 HP) of net power, this machine is built for efficiency and durability. Its hydrostatic, variable speed, two-speed travel system and robust undercarriage ensure optimal maneuverability and stability across diverse terrains. The PC340LC-7K is a testament to Komatsu's commitment to quality engineering, offering exceptional operational capacity and a substantial operating weight of 33,550 kg for challenging tasks. This comprehensive manual serves as an essential guide for owners, operators, and technicians. It provides detailed information covering the operation, maintenance, and repair of the Komatsu PC340LC-7K Hydraulic Excavator, serial numbers K40001 and up. Within these pages, you will find critical data on engine specifications, hydraulic system details, lubrication requirements, filter replacement intervals, and undercarriage components. The manual is structured to facilitate efficient troubleshooting and ensure the longevity and optimal performance of your equipment through adherence to recommended procedures and safety guidelines.