Flight Controls

Question 1

What is the Difference between Normal mode and Direct Mode?

Answer 1

Direct Mode removes the FCM and there are no higher level functions

Question 2

Will speed brakes/ground spoilers work in Direct Mode?

Answer 2

No

Question 3

Flight modes on the aircraft are?

Answer 3

Direct Mode and Normal Mode

Question 4

The Roll Control system includes:

Answer 4

Ailerons and multi-function spoilers.

Question 5

When the ELEVATOR is in Direct mode, the autopilot is unavailable. true/false

Answer 5

true

Question 6

What is allowable takeoff trim?

Answer 6

green band on Trim EICAS

Question 7

What do you lose when you go into direct mode?

Answer 7

Higher level functions of those flight controls

Question 8

Can FCM Override pilot input?

Answer 8

no. The pilot always has control, the FCM augment (Increase, or enhance) pilot input thru higher level functions

Question 9

Elevator Higher level functions?

Answer 9

Gain on Airspeed
Elevator thrust compensation
AOA imiting

Question 10

In general terms what is direct mode?

Answer 10

The flight controls do not have Higher level functions, FCM is removed.

Question 11

What are 3 FLIGHT CONTROLS MODE Buttons? what happens when they are pushed?

Answer 11

these are the flight controls that have higher level functions provided by the FCM, these buttons can be pushed in or out to disconnect FCM and thus higher level functions.

Question 12

Would Loss of Airspeed data cause the flight controls to go into Direct Mode?

Answer 12

YES

Question 13

Can the pilot select Direct mode?

Answer 13

yes by pushing in any Flight control mode button.

Question 14

Will multifunction spoilers operate in direct mode?

Answer 14

only for ROLL

Question 15

Is angle of attack limiting available in Direct mode?

Answer 15

NO

Question 16

What is priority for the Trim?

Answer 16

Backup, captain, FO, FCM (auto trim) commands

Question 17

The trim system is protected from a runaway by:

Answer 17

a 3 second timer that limits trim activator for more than 3 seconds.

Question 18

What happens if only half of the respective trim switch is pressed for more that 5 seconds?

Answer 18

The switch is Deactivated… EICAS message “PITCH TRIM SW FAIL” aural warning “TRIM”

Question 19

Which controls use Electric power instead of hydraulic power to actuate?

Answer 19

Horizontal stabilizer, flaps and slats

Question 20

What two flap/slat positions have the same exact flap/slat positions

Answer 20

4 and 5

Question 21

What is the difference between flap 4 and 5?

Answer 21

Flap 4 inhibits the landing gear aural warning on landing and flaps 5 does not.

Question 22

What is normal flap/slat position for landing?

Answer 22

Flaps/slats 5 o FULL

Question 23

When will speedbrakes automatically close, even if the level shows deployed?

Answer 23

180kts with flaps greater than or equal to 2, or high TLA

Question 24

Which takeoff flap settings are approved?

Answer 24

1, 2 or 4

Question 25

What are go around flap settings?

Answer 25

if flap 5 then flaps 2
if flaps full then flaps 4

Question 26

How many FLAP/SLAT panels on each wing?

Answer 26

4- 1 Inboard of pylon, 3 outboard Pylon

Question 27

If captain and FO controls are seperated, can they be reconnected?

Answer 27

NO

Question 28

After disconnecting, the pilot of the non-jammed side retains control over which elevator?

Answer 28

on-side

Question 29

what happens to “artificial feel” if flight controls are disconnected in flight ELEVATOR?

Answer 29

Artificial feel is Half normal load

Question 30

What happens to “artificial feel” if flight controls are disconnected in flight AILERONS?

Answer 30

Captain - Normal Feel
FO- no feel

Question 31

What happens when the STALL WARNING SHAKER CUTOUT 1 OR 2 Button pushed in?

Answer 31

cuts out the associated stick shaker control

Question 32

After Landing if the throttles are moved beyond 60 degrees what will happen to the spoilers?

Answer 32

They Will retract

Question 33

How are spoilers armed for landing?

Answer 33

Its automatic with WOW+wheel speed>45 or airspeed >60 and throttle <60 degrees

Question 34

When do spoilers automatically retract?

Answer 34

wheel speed less than 45

Question 35

There are trim switches on both control wheels, which has priority?

Answer 35

The Captains

Question 36

Can full pitch, aileron or yam trim be obtained simply by holding the associated trim switch?

Answer 36

no, there is a 3 second cutout