Maintenance, that is, (aircraft maintenance), the relevant personnel engaged in aircraft maintenance and repair. To engage in this kind of work, it is necessary to obtain the civil aircraft maintenance personnel license "CCAR66 license" issued by the Civil Aviation Administration. The main task is to ensure and quickly restore the good condition of the aircraft, so that the aircraft is in the prescribed airworthiness state. Ensure the flight safety of aviation maintenance system, control the ten thousand-hour rate of flight accidents caused by mechanical and avionics reasons below 0. 1, and keep the aircraft intact rate above 80%. Safety technicians with high maintenance quality and strong support ability.

Extended data:

Aviation maintenance personnel can be divided into aviation machinery, aviation specialty, aviation electronics, aviation ordnance (only applicable to military aircraft), aircraft repair and other majors according to the maintenance work they are engaged in.

Maintenance field: Maintenance personnel refer to those who are engaged in the maintenance of aircraft airframe, engine and communication electronic equipment on the ground, and are called "ground crew" in civil aviation law.

Maintenance back office: The back office staff works in the airline maintenance workshop and is responsible for the third and fourth level maintenance of the aircraft, that is, major preventive inspection and necessary repair of the aircraft structure and system according to the compiled work items, including nondestructive inspection, test measurement or calibration, aircraft overhaul, test and inspection of various parts of the aircraft, and overhaul and update of system components.

Scheduling: The working environment of maintenance personnel is high noise, noisy and sultry, no matter whether the internal and external service personnel go to the apron or the factory, just like the technical professionals in the general factory.

References:

Baidu Encyclopedia-Maintenance