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Flight Control Panel
Alternate Flaps Position Switch

Functions only when the ALTERNATE FLAPS master switch is in
ARM.

UP –
  • Electrically retracts Trailing Edge flaps

  • Leading Edge devices remain extended and cannot be
    retracted by the alternate flaps system.

OFF –

Normal operating position.


DOWN (spring loaded to OFF) –

  • (Momentary) fully extends the Leading Edge devices using
    standby hydraulic pressure.

  • (Hold Down) electrically extends the Trailing Edge
  • flaps until released.