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9.4 Flap Configuration & Limits

The Airbus A320 uses multiple flap configurations to adapt to different flight phases.


Flap Settings Overview

  • Flaps 1 → Initial configuration
  • Flaps 2 → Approach phase (GS intercept SOP)
  • Flaps 3 → Intermediate landing config
  • Flaps FULL → Final landing configuration

Speed Limits (Typical)

  • Flaps 1 → max ~230 kt
  • Flaps 2 → max ~200 kt
  • Flaps 3 → max ~185 kt
  • Flaps FULL → max ~177 kt

Operational Importance

Exceeding flap limits may cause:

  • Structural damage
  • System warnings
  • Loss of control margin

Core Rule

“Configuration must always match speed.”