This comprehensive Komatsu PC400LC-7L Hydraulic Excavator Service Repair Manual, covering serial numbers A86001 and above, is an indispensable resource for technicians and operators seeking in-depth knowledge about the maintenance, assembly, disassembly, and servicing of this powerful machine. The manual delves into every aspect of the Komatsu PC400LC-7L, providing detailed instructions and diagrams to guide users through a wide range of procedures. From routine maintenance tasks to complex repairs, this manual equips users with the necessary information to keep their Komatsu PC400LC-7L operating at peak performance. It serves as a valuable tool for maximizing equipment uptime, reducing downtime, and ensuring the safety and longevity of the excavator.

The Komatsu PC400LC-7L Hydraulic Excavator is a powerful and versatile machine designed for heavy-duty construction and earthmoving applications. With a robust construction and advanced technology, the PC400LC-7L is known for its efficiency, reliability, and operator comfort. The excavator boasts a powerful Komatsu SAA6D140E-7 engine, providing high torque and horsepower to tackle demanding tasks. The advanced hydraulic system ensures smooth and precise movements, enabling operators to achieve optimal performance with minimal effort. The PC400LC-7L is equipped with a long reach boom configuration, providing exceptional reach and digging capabilities. The large spacious cab offers excellent visibility, ergonomic controls, and a comfortable operator environment to maximize productivity. The Service Repair Manual for the Komatsu PC400LC-7L (Serial Number: A86001 and UP) is an indispensable resource for technicians and mechanics working on this model. This manual provides comprehensive information on every aspect of the excavator, from its engine and hydraulic systems to its electrical components and operator's cab. With detailed illustrations, exploded diagrams, and step-by-step instructions, the manual guides technicians through maintenance, troubleshooting, and repair procedures, ensuring efficient and accurate work. From routine inspections and oil changes to complex component replacements, the manual serves as a complete guide to maintaining the PC400LC-7L's optimal performance and extending its operational lifespan.