This comprehensive service manual covers the KOMATSU PC 300 and PC 350 LC excavators. These robust machines are engineered for demanding construction and heavy-duty applications, offering exceptional power, durability, and operational efficiency. Their advanced design prioritizes reliability and performance in challenging environments, making them a trusted choice for professionals in the earthmoving industry.

This manual serves as an essential resource for maintaining and repairing your KOMATSU excavator. It provides detailed information on all aspects of the machine, including operational procedures, maintenance schedules, troubleshooting guides, and technical specifications. By following the instructions within this manual, owners and technicians can ensure optimal performance, longevity, and safety of their equipment.