Legacy 500 Flight Controls RKA Questions

Question 1

What type of flight control system does the aircraft have?

Answer 1

A functionally distributed Fly-by-Wire (FBW) control system (AOM 9-08-01)

Question 2

What are the two basic modes of operation for the flight control system?

Answer 2

Normal Mode (NM) and
Direct Mode (DM)
(AOM 9-08-40)

Question 3

When will the flight control system revert automatically to Direct Mode (DM) operation?

Answer 3

When it is NOT possible to keep the Normal Mode (NM) Operation due to:
Multiple System Failures

(AOM 9-08-40)

Question 4

Is flight under Direct Mode (DM) recommended? Why or why not?

Answer 4

No, it should be Avoided as some Airplane Protection functions are only available in Normal Mode(NM)

(AOM 9-08-40)

Question 5

What happens when the AP/PTY button is momentarily pressed?

Answer 5

The Autopilot is Automatically Disengaged

(AOM 9-08-30)

Question 6

What happens when the AP/PTY button is pressed for more than 1 second?

Answer 6

1. Exclusive Control is given to the Sidestick while pressed and
2. The Priority annunciation is activated
   (AOM 9-08-30)

Question 7

What happens when the AP/PTY button is pressed and held for more than 20 seconds?

Answer 7

• The Respective Sidestick will have:
“Exclusive Control” Latched
(AOM 9-08-30)

Question 8

If one sidestick has been latched out, how can exclusive control be removed?

Answer 8

By pressing Either Side’s Priority Button

(AOM 9-08-30)

Question 9

What happens if dual sidestick input occurs and priority has not been requested by either pilot?

Answer 9

1. A Tactile Warning in both sidesticks is activated
2. Aural Warning and
3. PFD flag is triggered
4. The Sidestick Inputs are Algebraically Summed

(AOM 9-08-30)

Question 10

Is sidestick controller priority logic available in Direct Mode (DM)?

Answer 10

No, it is only available in Normal Mode (NM)

(AOM 9-08-30)

Question 11

With the Autopilot Engaged, what does pressing the Touch Control Steering (TCS) button do?

Answer 11

Allows the pilot to:
Manually control the Airplane while the Autopilot is Engaged

(AOM 9-08-30)

Question 12

During manual flight with flaps 3 or full, landing gear down, and the AP disengaged, what does pressing the Touch Control Steering (TCS) button do?

Answer 12

Resets the:
TCS Trim Speed Bug (AOM 9-08-30)

Question 13

How can the multifunction spoilers be deployed for use as speed brakes?

Answer 13

By the SPEED BRAKE LEVER (AOM 9-08-30)

Question 14

What are the angles of multifunction spoilers that correspond with the speed brake positions?

Answer 14

0° (STOW) to
30° (FULL)

(AOM 9-08-30)

Question 15

When can the Pitch Trim Switch be manually commanded?

Answer 15

1. On The Ground (or)
2. Direct Mode (DM)

(AOM 9-08-30)

Question 16

Which button is used to recover Normal Mode (NM) or to revert to Direct Mode (DM) in the case of a Normal Mode (NM) misbehavior?

Answer 16

The FLTCTRL NORMAL MODE button

(AOM 9-08-30)

Question 17

When is a manual reversion to Direct Mode (DM) Inhibited?

Answer 17

When the following FCS protection envelopes are engaged:

1. Low Speed Protection,
2. High Speed Protection (and)
3. Angle of Attack (AOA) Limiter Protection

(AOM 9-08-30)

Question 18

On the FLIGHT CONTROL synoptic page, what color actuator status indicates that the respective flight control surface is in the normal mode and at least one actuator is engaged?

Answer 18

Green
(AOM 9-08-30)

Question 19

On the FLIGHT CONTROL synoptic page, what does a yellow actuator status indicate?

Answer 19

1. Indicates Direct Mode and
2. At Least ONE Actuator is Operational

(AOM 9-08-30)

Question 20

When is the side slip target presented by a blue side slip-skid indicator?

Answer 20

1. In a One Engine Inoperative (OEI) Condition
2. During Takeoff
3. Climb (and)
4. Go-Around
   flight phases

(AOM 9-08-30)

Question 21

Where are the Low Speed Awareness (LSA) band and the Pitch Limit Indicators (Plls) located?

Answer 21

1. Adjacent to the Speed Tape
2. On the ADI

(AOM 9-08-30)

Question 22

List the three LSA bands in Normal Mode (NM) and what they indicate:

Answer 22

1. Vss - Top of the white tape
   -Low-Speed Protection function
2. Vaoa - Top of the Amber Tape
   AOA Limiter Function Activation
3. Vlim - Top of the Red Tape
   The Speed Associated with the Maximum Allowable AOA Airspeed

(AOM 9-08-30)

Question 23

**Do the Vss and Vaoa/lim indications behave the same in turns and other maneuvers? Why or why not?

Answer 23

No, because *Vss is defined in terms of Speed and **Vaoa/Vlim **are defined in terms of AOA (AOM 9-08-30)

Question 24

Do Vaoa and Vlim increase with Load factor?

Answer 24

No
(AOM 9-08-30)

Question 25

Is the **AOA Limiter** function operational in **Direct Mode (DM)**?

Answer 25

**No** (AOM 9-08-30)

Question 26

List the (2) **LSA bands** in **Direct Mode (DM)** and what they represent:

Answer 26

1. **Vms** Top of the **Amber Tape** 2. **Vsa** Top of the **Red Tape**, Indicates the Airspeed at Which the **STALL** aural alert is triggered (AOM 9-08-30)

Question 27

Are the **Pitch Limit Indicators** (Plls) displayed in **Direct Mode (DM)**?

Answer 27

**No** (AOM 9-08-30)

Question 28

What color does the **Pitch Limit Indicator** become if the airspeed drops below **Vaoa** in Normal Mode (NM)? How about **Vlim**?

Answer 28

Airspeed < **Vaoa Amber**; Airspeed < **Vlim Red** (AOM 9-08-30)

Question 29

How many Flight Control Computers **(FCCs)** are sufficient to provide **Normal Mode (NM)** functionality?

Answer 29

**One** (AOM 9-08-40)

Question 30

What is the purpose of the **Black Airplane Battery**?

Answer 30

To withstand operation of a minimum of **15 minutes** in order for the flight crew to **Recover** the **Proper Airplane Electrical System Operation**. (AOM 9-08-40)

Question 31

How long does each PBIT test of the FCS take?

Answer 31

**Less** than **One Minute** (AOM 9-08-40)

Question 32

If the PBIT conditions are not satisfied, up to how many PBIT operation attempts can the FCS automatically perform?

Answer 32

Up to **Three** (AOM 9-08-40)

Question 33

During a PBIT operation, which CAS message is displayed?

Answer 33

• The **FLTCTRL TEST IN PROG** CAS message (AOM 9-08-40)

Question 34

When is the **De-Rotation** Control Law Active?

Answer 34

When the airplane **Touches Down** (AOM 9-08-50)

Question 35

What does the **De-rotation** Control Law provide?

Answer 35

A **Smooth Nose-Down Movement** by Commanding the **Elevator** to a **Nose-Down** pitch of **2° per second** (AOM 9-08-50)

Question 36

What does the **Neutral Spiral Stability** Control Law provide?

Answer 36

It automatically **Trims the Elevator** when the Sidestick Controller is Set back to the **Neutral** position to *Maintain* **Level Flight** during turns **up to 33°** of bank angle (AOM 9-08-50)

Question 37

If the pilot commands a turn with a Bank Angle of **greater than 33°**, what do they need to do in order to **maintain level flight in that turn**?

Answer 37

**Maintain** the Desired Sidestick **Lateral Deflection** and Move the **Sidestick Controller Aft** (AOM 9-08-50)

Question 38

List the **(4)** conditions that will cause the **Speed Brakes** to Automatically **Stow**:

Answer 38

1. If the Airspeed drops **Below 160 KTS** 2. **TLA** position is **Greater than 55**°, 3. The **Flap Lever** and position is set to **3 or FULL** 4. **The AOA Limiter** Function is Engaged (AOM 9-08-50)

Question 39

If the Speed Brakes are Automatically Stowed, What Indication will the pilots have and how can the speed brakes be reactivated?

Answer 39

• The cyan **SPDBRK LEVER DISAG** CAS message is displayed and the **SPEED BRAKE LEVER** must be set back to **STOW** (AOM 9-08-50)

Question 40

Define a **Flight Control Normal Mode (NM) Misbehavior**:

Answer 40

Any **Airplane Behavior** that the flight crew realizes it is **Behaving Unexpectedly**, **Not Responding** adequately to the commands, or is presenting a **Lack of Response** (AOM 9-08-50)

Question 41

How is a **Manual Reversion to Direct Mode (DM)** Available if the flight crew detects a Flight Control **Normal Mode (NM) Misbehavior**?

Answer 41

• By Pressing the **FLTCTRL NORMAL MODE** Button (AOM 9-08-50)

Question 42

How is a reversion to Direct Mode (DM) Indicated?

Answer 42

• By a **FLTCTRL N-MODE FAIL** CAS message (AOM 9-08-50)

Question 43

What do the Flight Control Laws **(CLAWS)** provide?

Answer 43

**Flight Envelope Protections** to Prevent the Airplane from **Exceeding** the **Flight Limit Envelope Limitations** (AOM 9-08-50)

Question 44

What are the **(2) Flight Envelopes** for the Airplane?

Answer 44

1. The **Normal** Flight Envelope 2. **Limit** Flight Envelope (AOM 9-08-50)

Question 45

What are the limits of the **Normal Flight Envelope?**

Answer 45

1. **33° bank Angle** Protection, 2. **High-speed** protection **(Vmo)**, 3. **Low Energy Avoidance Protection** **(1.13 Vs)** 4. **Pitch Attitude** Protection Mnemonic Trigger: **"High, Low, Pitch, Bank"** *High Speed, Low Energy, Pitch Attitude, Bank-Angle* (AOM 9-08-50)

Question 46

What are the limits of the **High-Speed Protection** Envelope?

Answer 46

The airspeed is Limited to **Vmo+ 22 kts** (AOM 9-08-50)

Question 47

When does the **Pitch Attitude Protection** Activate?

Answer 47

At pitch angles of: 1. **30° pitch up** and 2. **15° pitch down** (AOM 9-08-50)

Question 48

What Does the Limit Flight Envelope Require?

Answer 48

**More Pilot Effort** to Maintain the Airplane in this Configuration (AOM 9-08-50)

Question 49

What are the boundaries/hard limits of the **Limit** Flight Envelope?

Answer 49

The external boundaries of the Limit Flight Envelope are reached at **Full Control Application:** (The hard limits of the limit flight envelope are): 1. Airplane Structural Limits **(Load Factor Protection)** 2. The **Maximum AOA** 3. **Dive Speed** Protection 4. ***Maximum Sideslip** Protection Mnemonic Trigger: **LADS** **Load, AOA, Dive, Side-Slip** There are no hard limits for pitch and bank angles (AOM 9-08-50)

Question 50

Is the AP operational in Direct Mode (DM)?

Answer 50

**No** (AOM 9-08-50)

Question 51

In Direct Mode (DM), how does the airplane behave?

Answer 51

**Like a Conventional Airplane** and the Sidestick Controller and Pedal Deflections are directly related to the Surface Position i.e. **Stick to Surface** (AOM 9-08-50)