In the assembly order for a propulsion system, which component comes first?

In the assembly order for a propulsion system, the engine is the foundational component that must be installed first. The engine generates the power necessary to drive the entire system, and all subsequent components rely on its installation for functional connectivity.

Once the engine is in place, other components such as the drive shaft and propeller shaft can be aligned and attached to transmit the engine's power to the propeller, which ultimately propels the vessel forward. Starting with the engine ensures that all other elements can be effectively configured around it, maintaining the necessary sequence for proper assembly and function. By prioritizing the engine in the assembly order, technicians can facilitate a streamlined installation process that adheres to engineering protocols. This logical sequence is vital for ensuring that the propulsion system operates as intended.