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CRJ900 Limitations, Systems > Flight Controls > Flashcards

Flight Controls Flashcards

1
Q

When will half bank be selected automatically

A

31,600’ but it must be deselected for holding

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2
Q

What are the ways to turn off the autopilot

A
  1. AP disengage button
  2. AP disconnect bar
  3. Red disconnect button on the yoke
  4. Operating stab trim
  5. TOGA button
  6. YD disconnect
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3
Q

What will happen when the emergency flap switch is activated

PSM 11-60-1

A

20* flaps/20*slats

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4
Q

What control surfaces are controlled by all three hydraulic systems

A

Primary controls

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5
Q

What will happen if the stab trim is in motion for more than 3 seconds

A

Stab trim clacker

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6
Q

How can you actuate the rudders following a jam

A

YD disconnect and overpower jam

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7
Q

What actuated the flaps and slats

A
  1. Flaps = 2 PDUs
  2. Slats = 2 PDUs
  3. Controlled by the SFECU
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8
Q

What would result in a SLATS/FLAPS HALFSPEED and would you still be able to operate them

A

Yes but only at half speed. It will operate on only 1 PDU because the other one failed
- it could also happen if on ADG power

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9
Q

What indications are there for a YD failure or disengagement

A
  1. YD status message if only one fails

2. YD INOP Caution if both fail

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10
Q

What is the primary mode of the FCC

A

Pitch

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11
Q

What are the primary flight controls

A
  1. Aileron
  2. Elevator
  3. Rudder
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12
Q

What are the secondary flight controls

A
  1. Multi-function spoilers
  2. Slats/Flaps
  3. Aileron and rudder trim
  4. Ground Spoilers
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13
Q

How many PCUs per hydraulic system

A

1

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14
Q

True or False

Most flight control surfaces can still be actuated by remaining HYD systems should any single HYD system fail

A

True

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15
Q

Which flight controls are powered by the electrical system

A

Slats/Flaps and stab trim

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16
Q

How do you verify autopilot engagement

A

Green AP with the green arrow on PFD

17
Q

If you select a new altitude after the FMA is already flashing “ALTS CAP”, which altitude will be captured

A

Initial one

18
Q

What should happen after pressing TOGA buttons before takeoff

A
  1. Flight director bars

2. TO/TO mode on PFD

19
Q

What mode does autopilot go into when TOGA is pressed in the air

A

GA/GA

20
Q

What mode would be on the autopilot if after takeoff you call for “gear up, speed mode” only

A

CLB

21
Q

What happens if you select HDG mode twice

A

Roll mode

22
Q

What over speed protections in either Pitch or VS mode

A

Over speed clacker, AP adjusts to, speed -5 Vmo

23
Q

What over speed protections are provided in ALTS or ALT mode

A

Over speed clacker. Nothing else will happen

24
Q

What does the TURB button do

A

Dampens AP inputs

25
Q

How can you tell if TURB has been engaged

A

2 green lights on FCP

26
Q

What heading is maintained in TO lateral mode

A

Heading when the nose comes up

27
Q

Which approaches require NAV mode

A

All non-precision approaches but a Back Course

28
Q

On a RNAV departure what parameters must be met before the aircraft will make its first turn

A

400’

29
Q

Should you trust the lights on the FCP

A

No

30
Q

How many PCUs actuate the aileron

PCM 11-20-1

A

2

31
Q

When the roll disconnect handle is pulled, what controls does each pilot retain

A

CA - left aileron, right MFD

FO - right aileron, left MFS

32
Q

How many PCUs on the elevator

A

3 per panel, so 6 overall

33
Q

What provides gust lock for the rudder

A

Trapped fluid

34
Q

Which wing does the MFS operate on when assisting the ailerons

A

The down wing

35
Q

What are the Bute doors

A

They direct airflow over flaps leading edge vanes

36
Q

At what speed does Mach trim become active

A

.4 Mach

37
Q

After pressing the green roll switch light after the roll disconnect handle has been pulled during an aileron jam, what will be returned to the flying pilot

A

Onside multi-function spoilers

38
Q

What does FLAPS FAIL caution mean

A

The flap system has been disabled

39
Q

What controls the ground dumping

A

SSCU

CRJ900 Limitations, Systems (26 decks)

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