9.7 Flight Controls

Question 1

How long for the flaps and airbrakes to come down?

Answer 1

Gears extension: 5 sec
Gears retraction: 4 sec
Airbrake retract/extend: 2 sec
UP to T/O: 4-5sec
T/O to LDG: 4-5sec

Question 2

What are the angle ranges for rudder & elevator trim?

Answer 2

Elevator trim max deflection: 3.5 nose up and -7.5 nose down

Rudder trim: -4 nose left, +19(?) nose right

Question 3

What are the trim timing limits?

Answer 3

Yaw trim timing limits: minimum 19s, max 23s

Roll trim timing limits: min 17s, max 21s

Question 4

What is the trim offset on the rudder when the aircraft is on the ground?

Answer 4

When in the on-ground mode the TAD sets the rudder trim to the fixed take-off position of 7.5° nose right.

Question 5

Purpose of winglets on the PC21.

Answer 5

Reduces wingtip vortices, reducing induced drag.