This comprehensive Komatsu PC228US-2 and PC228USLC-2 Hydraulic Excavator Operation & Maintenance Manual provides detailed instructions and information for operating, maintaining, and troubleshooting this powerful machine. Designed for both operators and maintenance personnel, the manual outlines essential safety procedures, covering general precautions, operating safety and maintenance safety guidelines. It includes a detailed overview of the excavator's components and their functions, along with clear instructions for handling various operating scenarios, including transportation, cold weather operation, and long-term storage.

The manual delves into the intricacies of maintenance with a systematic approach. It offers comprehensive guides to maintenance schedules, outlines service procedures, and provides a wear parts list for easy identification and replacement. You'll find detailed information on proper fuel, coolant, and lubricant usage based on ambient temperature. The manual also includes standard tightening torques for bolts and nuts, ensuring proper assembly and safe operation.

Beyond routine maintenance, this manual covers critical safety elements, including a schedule for periodic replacement of safety-critical parts. It further expands on specific options and attachments, including detailed instructions for handling buckets with hooks, using seat belts, operating the car heater, and preparing the machine for various attachments. You'll also find an introduction to various attachments and helpful tips for extending the service life of your Komatsu excavator.

This manual is packed with numerous pictures and diagrams to illustrate each step and procedure clearly, making it easy to understand and follow. Whether you're a seasoned operator or a novice mechanic, this manual empowers you to perform efficient, safe, and cost-effective operation and maintenance on your Komatsu PC228US-2 or PC228USLC-2 Hydraulic Excavator.

The Komatsu PC228US-2 and PC228USLC-2 hydraulic excavators are powerful and versatile machines designed for a wide range of construction and earthmoving applications. These models are known for their robust construction, reliable performance, and operator comfort. The PC228US-2 boasts an operating weight of 28,800 kg, while the PC228USLC-2, with its long undercarriage, weighs in at 30,000 kg. Both models are equipped with a powerful Komatsu SAA4D107E-2 engine, delivering 114 kW (153 hp) of power. The excavators feature a durable, high-strength boom and arm, providing exceptional digging and lifting capabilities. The PC228US-2 and PC228USLC-2 are equipped with a hydraulic system that combines efficiency with precision control, allowing operators to perform demanding tasks with ease.

These excavators offer a comfortable and ergonomic working environment for the operator. The spacious cab features a comfortable seat, intuitive controls, and a clear view of the work area. The PC228US-2 and PC228USLC-2 are also designed with safety in mind. The excavators feature a robust structure, comprehensive safety systems, and easy access for maintenance and inspection. The optional Komatsu Komtrax system provides real-time machine data, including location, operating hours, and fuel consumption, enabling efficient fleet management and minimizing downtime. The Komatsu PC228US-2 and PC228USLC-2 hydraulic excavators are reliable and efficient machines that offer a compelling combination of performance, operator comfort, and safety features.