A320 Lounge Flight Controls 1

Question 1

Which flight controls can be mechanically controlled?

Answer 1

THS and rudder

(However rudder mechanical control being phased out)

Question 2

What are the FACs mainly to do?

Answer 2

Control rudder surfaces (but not overarching rudder computer - the ELACs tell the FACs which yaw command they think is appropriate)

More concerned with working out protection speeds, characteristic speeds, PWS etc.

Question 3

What does FAC stand for?

Answer 3

Flight Augmentation Computer

Question 4

Which pilot inputs are sent to the FACs?

Which computer inputs are sent to the FACs?

Answer 4

Rudder trim

ELAC

Question 5

What does ELAC stand for?

Answer 5

Elevator Aileron Computer

Question 6

What do ELACs do?

Answer 6

Partly responsible for yaw rate command

Also responsible for roll and pitch orders

Feed roll orders to the SEC

Question 7

What does SEC stand for?

Answer 7

Spoiler Elevator Computer

Question 8

Which pilot inputs are sent to the ELACs?

Which computer inputs are sent to the ELACs?

Answer 8

Sidestick
Pedals

FMGC (Autopilot)

Question 9

Which pilot inputs are sent to the SECs?

Which computer inputs are sent to the SECs?

Answer 9

Sidestick
Speedbrake

ELAC

Question 10

How many FACs are there?

Answer 10

2

Question 11

What is the output of the FAC?

Answer 11

Rudder

Question 12

How many ELACs are there?

Answer 12

2

Question 13

What are the outputs of the ELACs?

Answer 13

FACs
SECs
Ailerons
Elevators
THS

Question 14

How many SECs are there?

Answer 14

3

Question 15

What are the outputs of the SECs?

Answer 15

Spoilers
Elevator

Question 16

How many FCDCs are there?

Answer 16

2

Question 17

What are the inputs of the FCDC?

Answer 17

ELACs
SECs

Question 18

What are the outputs of the FCDC?

Answer 18

EIS
ECAM

Question 19

What does FCDC stand for?

Answer 19

Flight Control Data Concentrator

Question 20

What happens with the right aileron when there is a G HYD LO LVL?

Answer 20

Normally, R aileron is controlled by green hydraulic, and ELAC1, however because green isn’t available, it moves to blue, and therefore ELAC 2

Question 21

What is the maximum deflection of the ailerons?

Answer 21

25 degrees

Question 22

When labelling spoilers, is spoiler 1 or spoiler 5 closest to the fuselage?

Answer 22

Spoiler 1

Question 23

Which SEC controls spoiler 1?

Answer 23

SEC 3

Question 24

Which SEC controls spoiler 2?

Answer 24

SEC 3

Question 25

Which SEC controls spoiler 3?

Answer 25

SEC 1

Question 26

Which SEC controls spoiler 4?

Answer 26

SEC 1

Question 27

Which SEC controls spoiler 5?

Answer 27

SEC 2