Main engine control system's behavior is first observed carefully to locate the problem then the fault is identified and rectified. System consists of electro mechanical and digital controls for start, stop, speed control, shut down, slow-down, safety, and alarm systems are repaired and tested.

Main engine control system's behavior is first observed carefully to locate the problem then the fault is identified and rectified. System consists of electro mechanical and digital controls for start, stop, speed control, shut down, slow-down, safety, and alarm systems are repaired and tested.