What is done during a MEP annual inspection?

During a MEP (Mobile Electric Power) annual inspection, the focus is on ensuring the operational reliability and efficiency of the equipment. The correct answer emphasizes critical maintenance tasks that are essential for the overall performance and longevity of the power system.

Changing fuel and fuel filters is crucial because contaminants in the fuel can lead to engine performance issues, reduced efficiency, and potential damage over time. Regular inspection of the radiator is necessary to prevent overheating, which can result in significant engine problems if coolant levels are low or if there are blockages. Inspecting the magnetic pickup is vital since it's responsible for providing critical engine speed information to the control system, ensuring that the generator operates at the correct RPM.

These tasks are foundational to maintaining the integrity of the engine and its components, thus driving performance and reducing the risk of unexpected failures. In contrast, the other options pertain to maintenance tasks that either may not be included in a standard MEP annual inspection or are less vital to the core functions of the equipment.