Flight Controls

Question 1

When in manual reversion, the elevators, ailerons and rudder can all be actuated mechanically.

Answer 1

Yes.

Reference: OM Vol.2, Section 2-13, Flight Controls

Question 2

True/False. The flaps are powered by DC power.

Answer 2

True, the two flap motors responsible for flap actuation are DC powered.
Reference: OM Vol.2, Section 2-13, Flight Controls

Question 3

What flap settings may be used for normal landing procedures in the EMB- 135/145?

Answer 3

Flaps 22°/Flaps 45°

Reference: OM Vol.1, Section 3, Normal Procedures

Question 4

Which panels are used as speedbrakes?

Answer 4

The outboard panels powered by hydraulic system number 2.

Reference: OM Vol.2, Section 2-13, Flight Controls

Question 5

True/False: The ground spoilers open when the airplane is on the ground (WOW), wheel speed >25 knots and a low TLA.

Answer 5

True.

Reference: OM Vol.2, Section 2-13, Flight Controls

Question 6

During normal cruise flight (above 135 KIAS), the rudder Power Control Unit receives hydraulic pressure from which hydraulic system?

Answer 6

Hydraulic system 2.

Reference: OM Vol.2, Section 2-13, Flight Controls

Question 7

The EICAS message “FLAP LOW SPEED” is a result of a loss of __________.

Answer 7

One of the flap motors.

Reference: OM Vol.2, Section 2-13, Flight Controls

Question 8

True/False: The gust lock prevents the movement of the ailerons.

Answer 8

False, the gust lock restricts the elevator from moving.

Reference: OM Vol.2, Section 2-13, Flight Controls

Question 9

Ailerons are normally positioned utilizing how many hydraulic systems in flight?

Answer 9

2, both hydraulic system 1 and 2 power the ailerons in flight.
Reference: OM Vol.2, Section 2-13, Flight Controls

Question 10

The caution “Rudder Overboost” means?

Answer 10

Rudder hydraulic system 1 is still on above 135 KIAS.

Reference: OM Vol.2, Section 2-13, Flight Controls

Question 11

True/False: The rudder PCU is normally powered by both hydraulic systems below 135 knots KIAS

Answer 11

True.

Reference: OM Vol.2, Section 2-13, Flight Controls

Question 12

True/False: The flaps are powered in essential power.

Answer 12

False, the two flap motors responsible for flap actuation are DC powered.
Reference: OM Vol.2, Section 2-13, Flight Controls.

Question 13

True/False: The speedbrakes will not open if the flaps are extended to flaps 22°.

Answer 13

True.

Reference: OM Vol.2, Section 2-13, Flight Controls

Question 14

True/False: ExpressJet allows takeoffs to be made with flap 22 degrees selected.

Answer 14

False, Flaps 9 or Flaps 18 are the only approved takeoff flaps settings approved for ExpressJet aircraft.
Reference: OM Vol.1, Section 3 Normal Procedures

Question 15

What are the requirements for the speedbrakes to be open?

Answer 15

The flap lever has to be at 0 or 9 degrees, the speedbrake lever has to be selected to OPEN, a low TLA (thrust lever angle).
Reference: OM Vol.2, Section 2-13, Flight Controls

Question 16

True/False: Pitch trim is accomplished by positioning the horizontal stabilizer.

Answer 16

True, by positioning the horizontal stabilizer. Reference: OM Vol.2, Section 2-13, Flight Controls