The Kobelco 7055 and 7065 Crawler Crane Service Repair Manual is a comprehensive guide containing detailed information for repairing, operating, and diagnosing these powerful machines. It offers invaluable insights into the intricate workings of these cranes, helping you perform maintenance and repair tasks efficiently. This manual is a vital resource for mechanics, technicians, and owners seeking to maintain their Kobelco 7055 or 7065 crawler cranes in optimal condition. It covers a wide range of topics, including: * **Maintenance Standards and Test Procedures:** Provides a thorough understanding of the essential maintenance routines and testing procedures crucial for optimal crane performance. * **Work Standards:** Outlines the standardized procedures and guidelines for carrying out various repair and maintenance tasks. * **Power Train:** Delves into the intricacies of the crane's powertrain system, covering components such as the engine, transmission, and axles. * **Hydraulic System:** Provides in-depth information on the complex hydraulic system, encompassing components like pumps, valves, and motors. * **Hoist System:** Offers a detailed explanation of the hoist system, including the mechanisms responsible for lifting and lowering heavy loads. * **Boom Hoist System:** Covers the specifics of the boom hoist system, enabling safe and efficient operation of the crane's boom. * **Swing System:** Provides detailed guidance on the swing system, which allows the crane to rotate and maneuver its boom effectively. * **Propel System:** Explains the intricacies of the propel system, enabling the crane to move and position itself accurately. * **Safety Device (Type LSD-200B and LSD-500B):** Offers detailed information on the safety devices incorporated into the crane, ensuring operator and equipment safety. * **Hydraulic Pump (NV):** Provides comprehensive information on the operation, maintenance, and troubleshooting of the hydraulic pumps. * **Outrigger System:** Explains the functions and maintenance procedures for the outrigger system, which provides stability and support to the crane. * **Hydraulic Pump:** Covers various types of hydraulic pumps used in the crane, including their specifications, operation, and maintenance. * **Control Valve (MWP):** Provides details about the control valve, which regulates the flow of hydraulic fluid. * **Brake Control Valve (HF25-B5):** Offers information on the brake control valve, responsible for controlling the crane's braking system. * **Remote Control Valve:** Explains the remote control valve, allowing for precise operation of the crane from a distance. * **Counterbalance (KDC30MR) Valve:** Provides details on the counterbalance valve, which maintains stability during lifting operations. * **Brake Valve (RF2A):** Covers the brake valve, essential for controlling and managing the crane's braking system. * **Hydraulic Motor (Axial Piston):** Provides detailed information on the axial piston hydraulic motors used in the crane. * **Hydraulic Motor (M Series):** Explains the specifics of the M series hydraulic motors, essential for powering various crane functions. * **Hydraulic Motor (MB Series):** Provides comprehensive information on the MB series hydraulic motors, crucial for operating the crane's various movements. This comprehensive manual, filled with detailed schematics, diagrams, and step-by-step instructions, is your indispensable tool for effectively maintaining and repairing your Kobelco 7055 and 7065 crawler cranes.

## Kobelco 7055 and 7065 Crawler Cranes: Power and Precision in Construction The Kobelco 7055 and 7065 crawler cranes are heavy-duty machines designed for demanding construction projects. These impressive machines are renowned for their power, precision, and reliability, making them ideal for a wide range of applications including infrastructure development, large-scale construction projects, and industrial operations. With a maximum lifting capacity of 55 tons for the 7055 and 65 tons for the 7065, these cranes boast substantial lifting strength for handling heavy loads with ease. Both models are equipped with advanced hydraulic systems that provide smooth and responsive control, ensuring accurate and efficient operation across diverse work environments. Their robust construction and durable components contribute to their long lifespan and ability to withstand rugged conditions. The Kobelco 7055 and 7065 crawler cranes are renowned for their versatility. Their tracked undercarriage provides excellent maneuverability on uneven terrain, enabling them to navigate challenging sites with ease. Their boom configurations offer various reach options, allowing operators to lift and place loads with precision regardless of their size or location. The cranes also feature a range of safety features, including overload protection, boom angle limits, and load moment indicators, ensuring the well-being of operators and the surrounding environment. These safety features contribute to their reputation as reliable machines that deliver consistent performance while prioritizing safety on the job site. Whether maneuvering heavy steel beams, lifting prefabricated components, or setting large concrete slabs, the Kobelco 7055 and 7065 crawler cranes play a vital role in bringing construction projects to life efficiently and safely.