This comprehensive service repair manual provides detailed instructions and technical information for the Sumitomo SH330-3B, SH330LC-3B, and SH350HD-3B Hydraulic Excavators. Spanning over 280 pages, it offers a wealth of knowledge covering all aspects of repair, assembly, disassembly, diagnosis, servicing, technical maintenance, and troubleshooting procedures.

The manual is meticulously organized into sections that cover the main body, hydraulics, hydraulic circuits, electric circuits, and maintenance. It features clear and concise step-by-step instructions, accompanied by detailed diagrams, real-life photographs, and technical illustrations, making even complex tasks easy to understand and execute. The manual is fully indexed and bookmarked for quick and efficient access to the information you need.

This manual serves as an invaluable resource for anyone working on these Sumitomo excavators, whether you are a professional mechanic or a DIY enthusiast. It provides the necessary information to perform a wide range of repairs and maintenance tasks, ensuring your equipment operates at peak performance.

The Sumitomo SH330-3B, SH330LC-3B, and SH350HD-3B hydraulic excavators are powerful and versatile machines designed for a wide range of construction and earthmoving applications. These models belong to Sumitomo's third generation of excavators, characterized by improvements in efficiency, durability, and operator comfort. The SH330-3B and SH330LC-3B are 30-ton class excavators, while the SH350HD-3B is a 35-ton class model. Each boasts a robust design, featuring a powerful diesel engine, a high-capacity hydraulic system, and a durable undercarriage. The excavators are equipped with a spacious and comfortable cab, offering excellent visibility and controls designed for operator ease and precision.

Sumitomo’s SH330-3B, SH330LC-3B, and SH350HD-3B excavators are designed to deliver exceptional performance and reliability. They are equipped with advanced features such as an automatic boom swing system, a load-sensing hydraulic system, and a comprehensive electronic control system that optimizes fuel efficiency and minimizes emissions. The excavators are also equipped with a variety of safety features, including an emergency stop button, a rollover protection structure (ROPS), and a falling object protection structure (FOPS). These safety features ensure the well-being of the operator and those working in the vicinity of the machine. With their combination of power, efficiency, and advanced features, the Sumitomo SH330-3B, SH330LC-3B, and SH350HD-3B hydraulic excavators are a reliable choice for demanding construction projects.