ATR72-600 Flight Controls Exam 2025
Questions and Answers
How is control achieved on the 3 axes? - ....ANSWER ...-Using the Primary and
Secondary flight controls.
Which control surfaces have a spring tab associated? - ....ANSWER ...-Aileron.
Which control surfaces have servo tabs associated? - ....ANSWER ...-Elevator(s).
Which control surface has a spring tab associated? - ....ANSWER ...-Rudder.
How are the Ailerons, Elevators and Rudder actuated? - ....ANSWER ...-
Mechanically.
How are the Spoilers and Flaps actuated? - ....ANSWER ...-Hydraulically.
How are the Ailerons and Elevators protected on the ground from wind gusts? -
....ANSWER ...-Two electro-mechanical locks.
How is the Rudder protected by wind gusts? - ....ANSWER ...-A Hydraulic
Damper. (Located between Fin and Rudder restraining lateral travel)
How is the Autopilot connected to the control surfaces? - ....ANSWER ...-Servo-
motors.
What is the range of the control wheel? - ....ANSWER ...-+/- 87 Deg around its
axis.
…FOR STUDENTS ONLY…©️2025 ALL RIGHTS RESERVED… 1
, What is the amplitude of the Ailerons? - ....ANSWER ...-+/- 14 Deg.
When do the spoilers start moving after an Aileron deflection? - ....ANSWER ...-2.5
Deg regardless of aircraft speed.
What does the spring tab provide? - ....ANSWER ...-Flexible compensation which
increases with aerodynamic loads sustained by Ailerons, reducing pilots efforts.
How is Aileron trimming performed? - ....ANSWER ...-By changing the neutral
position of the left aileron spring tab. It is electronically controlled.
Where is the Auto-pilot servo actuator installed for the Ailerons. - ....ANSWER ...-
On the Ailerons mechanical link in the wing centre box.
What do the trim colours represent? - ....ANSWER ...-White = Auto
Blue. = Manual
Amber. = Mistrim
What is the range of the control wheel Fwd/Aft? - ....ANSWER ...-11.25 Deg
Forward
6.75 Deg. Aft
What is the amplitude of the Elevators? - ....ANSWER ...-+23 Deg Up
-13. Deg Down
How many stick shakers/pushers? - ....ANSWER ...-2 x Shakers
1. x Pusher
…FOR STUDENTS ONLY…©️2025 ALL RIGHTS RESERVED… 2
Questions and Answers
How is control achieved on the 3 axes? - ....ANSWER ...-Using the Primary and
Secondary flight controls.
Which control surfaces have a spring tab associated? - ....ANSWER ...-Aileron.
Which control surfaces have servo tabs associated? - ....ANSWER ...-Elevator(s).
Which control surface has a spring tab associated? - ....ANSWER ...-Rudder.
How are the Ailerons, Elevators and Rudder actuated? - ....ANSWER ...-
Mechanically.
How are the Spoilers and Flaps actuated? - ....ANSWER ...-Hydraulically.
How are the Ailerons and Elevators protected on the ground from wind gusts? -
....ANSWER ...-Two electro-mechanical locks.
How is the Rudder protected by wind gusts? - ....ANSWER ...-A Hydraulic
Damper. (Located between Fin and Rudder restraining lateral travel)
How is the Autopilot connected to the control surfaces? - ....ANSWER ...-Servo-
motors.
What is the range of the control wheel? - ....ANSWER ...-+/- 87 Deg around its
axis.
…FOR STUDENTS ONLY…©️2025 ALL RIGHTS RESERVED… 1
, What is the amplitude of the Ailerons? - ....ANSWER ...-+/- 14 Deg.
When do the spoilers start moving after an Aileron deflection? - ....ANSWER ...-2.5
Deg regardless of aircraft speed.
What does the spring tab provide? - ....ANSWER ...-Flexible compensation which
increases with aerodynamic loads sustained by Ailerons, reducing pilots efforts.
How is Aileron trimming performed? - ....ANSWER ...-By changing the neutral
position of the left aileron spring tab. It is electronically controlled.
Where is the Auto-pilot servo actuator installed for the Ailerons. - ....ANSWER ...-
On the Ailerons mechanical link in the wing centre box.
What do the trim colours represent? - ....ANSWER ...-White = Auto
Blue. = Manual
Amber. = Mistrim
What is the range of the control wheel Fwd/Aft? - ....ANSWER ...-11.25 Deg
Forward
6.75 Deg. Aft
What is the amplitude of the Elevators? - ....ANSWER ...-+23 Deg Up
-13. Deg Down
How many stick shakers/pushers? - ....ANSWER ...-2 x Shakers
1. x Pusher
…FOR STUDENTS ONLY…©️2025 ALL RIGHTS RESERVED… 2
