Flight Control

Question 1

Flight control system

Answer 1

• 2 ELAC: Normal Elevator and Stabilizer control, Aileron control
• 3 SEC: Spoiler control Stb Elevator and Stabilizer control
• 2 FAC: Electrical rudder control

Question 2

Spoiler: Full extension- Reject takeoff

Answer 2

+ Ground spoiler armed and speed > 72kt, extend thrust set to idle
+ ground spoiler not armed and speed >72kt, extend reverse is select on 1 eng

Question 3

Spoiler: full extension - Landing phase

Answer 3

• Speed brake not in retracted or ground spoiler armed:
  + both main landing gears on ground
  + both thrust lever at or below idle, or reverse selected on at least 1 eng
• Speed brake in retracted but ground spoiler not armed:
  + both main landing gears on ground
  + reverse selected on at least 1 eng

Question 4

Ground spoiler Retraction

Answer 4

• After landing
• After a rejected takeoff, when ground spoiler are disarmed
• During touch and go, when at least 1 thrust lever is advanced above 20*

Question 5

Load Alleviation Function

Answer 5

Permits to alleviate the wing structure loads

Question 6

Wing tip brake

Answer 6

Activate in case of asymmetry, mechanism overspeed, symmetrical RW, or uncommanded movement of the surfaces

Question 7

Alpha/speed lock function

Answer 7

Inhibit slat retraction at high AOA and low speed
When Flap set to 0, this function activate and inhibits slats retraction if:
- AOA above 8*
- speed less than 165kt