This comprehensive Operation & Maintenance Manual provides detailed instructions for operating and maintaining the Komatsu PC300LC-5 Hydraulic Excavator equipped with the KDC 614TA engine. This manual covers all machine models with serial numbers A30001 and up. The manual includes procedures for safe and efficient operation, routine maintenance tasks, troubleshooting, and repair information. It provides in-depth explanations of the excavator's systems, including the hydraulic system, engine, electrical system, and undercarriage. You will find detailed diagrams, illustrations, and step-by-step instructions to guide you through every procedure. This manual is an essential resource for operators, mechanics, and technicians working with the Komatsu PC300LC-5 Hydraulic Excavator.

The Komatsu PC300LC-5 is a robust and versatile hydraulic excavator designed for heavy-duty construction and earthmoving applications. Equipped with the powerful KDC 614TA engine, this machine delivers exceptional performance and efficiency. The PC300LC-5 boasts a maximum operating weight of approximately 30,000 kg and is capable of digging to a maximum depth of 7.4 meters. Its impressive digging force and lifting capacity make it ideal for excavating trenches, loading trucks, and handling large objects. The excavator's spacious and ergonomically designed cab provides a comfortable working environment for the operator. Advanced features like a hydraulically adjustable boom, a powerful hydraulic system, and a reliable undercarriage ensure consistent productivity and durability even under demanding conditions.

The PC300LC-5 is engineered with sophisticated systems and components that prioritize operator safety and machine performance. The excavator features a comprehensive safety system that includes a load-sensing hydraulic system, a safety valve, and an emergency stop button. The KDC 614TA engine is designed to meet stringent emissions standards, contributing to environmental sustainability. The PC300LC-5 also incorporates advanced diagnostic capabilities, allowing for easy troubleshooting and maintenance. This excavator is backed by Komatsu's extensive service network, providing owners with access to genuine parts, specialized technicians, and comprehensive support. The PC300LC-5 strikes a balance between powerful performance, reliable operation, and operator comfort, making it a highly sought-after choice for contractors and construction professionals around the world.