Which section in the hydraulic machine diagram indicates the power source?

In hydraulic machine diagrams, the section that indicates the power source is typically the part responsible for supplying energy to the system. This is often represented by components such as hydraulic pumps or motors, which provide the hydraulic fluid pressure needed to perform work throughout the machine.

In this case, Section 2 is identified as the part of the diagram that houses the power source. Recognizing the power source is crucial for understanding how the hydraulic machine operates, as it determines the efficiency and capability of the overall system. Section 2 likely includes elements that convert mechanical energy into hydraulic energy, allowing other sections of the machine to function effectively by transmitting the hydraulic force generated.

Other sections of the diagram might represent various components such as actuators, valves, or reservoirs, but they do not serve as the direct source of power for the hydraulic system. Knowing this helps in understanding the flow of energy and the overall functionality of the hydraulic machinery being represented.