This manual covers the 153 Compact Excavator, a versatile machine designed for construction, digging, and excavation tasks. Engineered for reliability and performance, the 153 Compact Excavator features robust construction and advanced hydraulic systems, including a hydraulic oil tank, pump, control valve, and joystick controls. Its undercarriage is equipped with track tensioning and rollers for efficient movement, while the boom and arm assembly, powered by cylinders, allows for precise operation. The integrated dozer blade further enhances its utility for site preparation and material management. This Parts Manual serves as an essential resource for identifying and ordering components for the 153 Compact Excavator. It details various systems, including the engine and fuel, cabin and operator station, and electrical system, along with specific parts like the diesel engine, air cleaner, cabin frame, battery, and headlights. Information on maintenance aspects such as lubrication and the availability of a torque chart is also included, ensuring that owners and technicians have the necessary data to maintain the equipment effectively.