This document pertains to the Komatsu PC180NLC-6K, a robust excavator engineered for demanding work environments. Featuring a powerful Komatsu SAA6D102E-2 engine with a displacement of 5.88 L and an output of 105 kW (141 HP), this machine is designed for exceptional performance and reliability. Its hydrostatic, planetary gear drive system with two forward and two reverse speeds ensures efficient operation across various terrains. With an operating weight of approximately 19,300 kg and a ground pressure of about 0.42 kg/cm², it offers stability and maneuverability. The PC180NLC-6K, identified by serial numbers K30001 and up, represents Komatsu's commitment to durable and productive heavy equipment. This comprehensive Service Manual and Operating Manual, provided in English as a collection of two files, serves as an essential resource for maintaining and operating the Komatsu PC180NLC-6K. It covers critical aspects including detailed maintenance procedures, fluid capacities, service intervals for engine oil and hydraulic filters, troubleshooting guidance, technical specifications, and safety protocols. This manual is indispensable for owners, mechanics, and technicians seeking to ensure the longevity, optimal performance, and safe operation of their equipment.