This comprehensive Komatsu PC228US-3 PC228LC-3 Excavator Factory Service Repair Manual provides in-depth technical information for servicing and repairing these models. It covers machines with serial numbers 20001 and up. The manual includes detailed instructions, diagrams, and illustrations for all aspects of maintenance and repair, ensuring you have the knowledge and guidance to perform repairs efficiently and correctly. From engine and hydraulic systems to electrical components and undercarriage, this manual is your essential resource for keeping your Komatsu excavator in top working condition.

The Komatsu PC228US-3 and PC228LC-3 are powerful and versatile excavators designed for a wide range of construction and earthmoving applications. These machines are part of Komatsu's renowned PC200 series, known for their reliability, durability, and performance. The PC228US-3 is a standard undercarriage model, while the PC228LC-3 features a long undercarriage, providing greater stability and improved reach for challenging tasks. Both models boast a robust and efficient 6.7-liter Komatsu SAA4D107E-1 engine that generates ample power for heavy lifting and digging operations. The excavator's hydraulic system is optimized for responsiveness and precision, enabling operators to execute complex maneuvers with ease.

The Komatsu PC228US-3 and PC228LC-3 are equipped with a spacious and comfortable cab designed to enhance operator productivity and minimize fatigue. The cab offers excellent visibility, a user-friendly interface, and a range of adjustable features for optimal comfort. The machines incorporate advanced safety features, including a comprehensive system of warning alarms, a robust ROPS/FOPS structure, and a comprehensive set of safety controls. The PC228US-3 and PC228LC-3 are designed for easy maintenance and serviceability. Access points are strategically placed, and key components are readily accessible for routine checks and maintenance procedures. These features contribute to maximizing uptime and minimizing operational costs throughout the machine's lifespan. The Komatsu PC228US-3 and PC228LC-3 are a testament to Komatsu's commitment to engineering excellence and their dedication to providing reliable and efficient heavy equipment solutions for the construction and earthmoving industries.