This unit describes the performance outcomes required to operate and monitor computer numerical control (CNC) machines during machining operations of engine components as part of an engine reconditioning process. It involves preparing for the task, operating a CNC machine, selecting the appropriate program, performing machining to specifications and workplace requirements, and completing workplace processes and documentation.

It applies to those working in the automotive service and repair industry. The engine components include those in vehicles from all sectors of the industry.

No licensing, legislative, regulatory or certification requirements apply to this unit at the time of publication.