Deviations

Deviation: means a variance in precision with respect to a specified tolerance published for a manoeuvre within a test item or sequence, which is a result of pilot error or faulty handling of the aircraft.

Minor Deviation

A deviation that does not exceed a specified tolerance.

Major Deviation

A deviation that exceeds a specified tolerance or repeated minor deviations without achieving stability.

Critical Deviation

A major deviation that is repeated, excessive or not corrected, such as:

  • repeated non-adherence to specified tolerance limits; or
  • more than doubling the specified value of a tolerance limit; or
  • not identifying and correcting major deviations.
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