A220 Flight Director Anomaly

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Questions and Answers

What kind of anomaly has A220 Flight Standards become aware of?

  • Flight Director anomaly (correct)
  • Engine anomaly
  • Navigation system anomaly
  • Landing gear anomaly

What happens when the FCP Altitude Selector is adjusted at approximately the same time that (V)ALTS CAP vertical mode becomes active?

  • The autopilot disengages
  • The aircraft loses altitude control
  • The Flight Director provides erroneous vertical guidance (correct)
  • The aircraft slows down

What may the commanded pitch attitude be as a result of this anomaly?

  • +25⁰ nose up or -10⁰ nose down
  • +20⁰ nose up or -15⁰ nose down (correct)
  • +30⁰ nose up or -20⁰ nose down
  • +15⁰ nose up or -25⁰ nose down

What could happen if the aircraft follows the erroneous Flight Director command?

<p>The aircraft will lose altitude rapidly (B)</p> Signup and view all the answers

What specific action is recommended to defend against the described threat?

<p>Actively monitor and crosscheck in anticipation of the threat (A)</p> Signup and view all the answers

What should be verified prior to changing the altitude with the FCP Altitude Selector?

<p>Verify the vertical mode is not approaching or already in (V)ALTS CAP (B)</p> Signup and view all the answers

What does FOQA data confirm regarding the reported anomalies?

<p>The reported anomalies align with Crews' reports about excessive pitch guidance (A)</p> Signup and view all the answers

What is the consequence of the Flight Director providing erroneous vertical guidance?

<p>+20⁰ nose up or -15⁰ nose down pitch attitude (B)</p> Signup and view all the answers

What is the primary recommendation for defending against this anomaly?

<p>Actively monitor and crosscheck in anticipation of this threat and intervene as necessary to protect the aircraft’s flight path and energy state. (D)</p> Signup and view all the answers

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