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Crj900 > Written > Flashcards

Written Flashcards

0
Q

Engine oil quantity monitoring and servicing is …

A

Via the EICAS menu page and oil replenishment system in the aft equipment bay

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1
Q

How is the avionics bay exhaust air controlled on the crj900

A

Ground valve

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2
Q

How is the outflow valve operated

A

Electrically

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3
Q

How many outflow valves are installed on the crj900

A

1

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4
Q

At FL 410 the engine driven generators are rated at

A

40 KVA

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5
Q

Crj900 tru distribution system consists of

A

4 TRUs rated at 120 amps each

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6
Q

Engine oil quantity monitoring and servicing is

A

Via the EICAS menu page and oil replenishment system in the aft equipment bay

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7
Q

The DC tie connectors are

A

Controlled automatically

DCCU

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8
Q

During single generator operations the following buses are load shed

A

No buses are load shed

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9
Q

How many circuit breaker panels are located on the flight deck

A

2

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10
Q

From the list below identify the aircraft systems not protected by a dual loop fire/ overheat

A

Cargo bay

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11
Q

The engine low pressure turbine

A

Is protected by overheat detection system only

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12
Q

How is the fire detection and extinguishing FIREX system tested

A

Pilot selected

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13
Q

Maximum 45 slats/ flaps Vfe speed is

A

170 knots

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14
Q

How many Hydraulic systems power each MFS multi function spoiler?

A

1

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15
Q

There are two slat positions. The intermediate position of 20 is set when the

A

Slats/flaps lever is selected to 1 and 8

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16
Q

When the EMER FLAP switch is selected the…

A

Slats /flaps move to 25/20

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17
Q

The RTL restricts rudder travel…..

A

In flight only

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18
Q

The standby ADI is ……

A

An integrated unit

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19
Q

The enhanced flight director provides optimized pitch reference….

A

When the TO mode is active

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20
Q

When the aircraft pressure refueled the total usable capacity of the crj900 is…..

A

19,594 lbs

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21
Q

The APU fuel feed system uses a

A

Dedicated APU fuel pump

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22
Q

The APU on the CRJ900 gets fuel from..

A

The left wing tank via the left collector tank

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23
Q

The bulk fuel temperature for the CRJ900 is measured in the

A

Right wing tank

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24
Q

The purpose of the HYD SOV switch light is …..

A

Stop the flow of hydraulic fluid to EDP 1A or 2A

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25
Q

What is the source of the bleed air used for anti icing

A

6th or 10th stage bleed air

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26
Q

What is that DET TEST switch test when pressed

A

Ice detectors, air data probes and sensor heaters

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27
Q

The maximum landing gear retraction and extension speeds for the CRJ 900 are….

A

200 kias & 220 kias

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28
Q

The forward nose gear doors

A

Remain open when the nose gear is extended

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29
Q

Bleed air is taken from which stage of the engine compressor

A

6th or 10th stages

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30
Q

How is the bleed source selection control when the AUTO mode

A

Automatically by the ACSC

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31
Q

What is the purpose of the HPV (high pressure valve)?

A

To provide high pressure 10th stage air as required

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32
Q

On the ground with both engines running and the APU operating what bleed air source is supplying the manifold

A

APU

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33
Q

CF34-8C5 takeoff and APR thrust values are _____ & ______ ft lbs

A

13,560 and 14,750

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34
Q

Engine N2 speed governing is a function of ….

A

FADEC fully automatic digital electronic control

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35
Q

FLEX takeoff N1 thrust is computer by

A

FMS computer

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36
Q

Prior to takeoff normal rated takeoff N1 thrust is displayed

A

Automatically

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37
Q

The CF34-8C5 thrust reverser system is operated by

A

Hydraulic pressure

38
Q

The Automatic power reserve system APR is armed when…..

A

When the engine speed is within 8% N1 RPM scheduled takeoff power

39
Q

Flutter dampeners are provided on

A

Ailerons only

40
Q

Lift dumping is accomplished by extending

A

2 MFS panels per wing

41
Q

How is the cowl leak detected

A

Pressure transducer

42
Q

Maximum APU start altitude

A

37,000 feet

43
Q

The APU is located in the

A

Aircraft tailcone

44
Q

When is the bleed leak detection system monitored

A

Continuously when powered

45
Q

FADEC will automatically abort an engine start for all functions detected

A

False

46
Q

Selecting the RAM AIR switch OPEN supplies ram air to

A

Mixing valve

47
Q

What is the bleed air source for the CRJ900 air conditioning system

A

6th and 10th stages

48
Q

What is the STDBY selection on the DISPLAY FAN control panel provide on the CRJ 900

A

De-energizes the flight and ground fans

49
Q

When the engine failure is detected, APR thrust occurs when

A

A. Thrust levers are in TOGA detent

B. normal, FLEX, or Go-around power is programmed.

50
Q

The CRj900 thrust lever quadrant is equipped with detects of

A

All of the above

51
Q

How is the interlock protection provided for the APU

A

ACSC control logic provides two levels of protection

52
Q

During single generator operations the following buses are load shed

A

No buses are load shed

53
Q

The RTL rudder travel limiter restricts rudder travel

A

In flight only

54
Q

The horizontal stabilizer trim has a range marked on the side of the vertical stabilizer of

A

+2 to -13

55
Q

How many volts are required for both batteries to start the engines

A

22 volts

56
Q

How many MFS per wing?

A

2 multi engine spoilers per wing

57
Q

On the ground how many spoilers produce lift dumping?

A

4 per wing so 8 total

58
Q

What is the speed limit with Flaps 20?

A

220 knots

59
Q

Enhanced Flight director in takeoff mode 10 degrees

A

When takeoff mode is active

60
Q

What lights up when you push the fire switch?

A

9 lights

61
Q

How many DC contactors are there for each battery?

A

2 automatically

62
Q

What message do you get from pressing the DET switch test button.

A

ADS HEAT test ok on eicas

63
Q

Taxiing out with the APU running what supplying bleed air to the packs?

A

APU

64
Q

When does FADEC figure out full power for takeoff?

A

Automatically

65
Q

What moves the thrust reversers?

A

hydraulic

66
Q

How is the bleed source selection controlled in auto mode

A

Automatically by ACSC

67
Q

Crj uses what electrical power

A

115 amps

68
Q

What Standby ISI……

A

integrated standby instrument

69
Q

How is cowl leak detected

A

Pressure transducer

70
Q

Max APU starting altitude

A

37,000

71
Q

The enhanced flight director provides optimized pitch reference

A

When the TO mode is active

72
Q

How is the interlock protection provided for the APU?

A

ACSC control logic provides two levels of protection

73
Q

How is the outflow valve operated?

A

Electrically

74
Q

Lift dumping is accomplished by extending

A

2 MFS panels per wing, 2 ground spoilers per wing: total eight

77
Q

Two safety valves on the aft pressure bulkhead provide

A

Over and negative pressure relief

78
Q

Engines may be started using an air source from APU, ground cart, or engine crossbreed

A

True

79
Q

What is used to backup the main ejectors?

A

Two electric boost pumps

80
Q

Lift dumping is accomplished by extending by extending

A

2 MFS panels and 2 Ground spoilers

81
Q

Rudder travel limiter restricts rudder travel

A

In flight only

82
Q

The standby ISI is

A

An integrated unit

83
Q

The enhanced flight director provides optimized pitch reference

A

When TO mode is active

84
Q

Airspeed trend vector is

A

10 seconds

85
Q

APU is

A

43 amp 24 volt

86
Q

What type ejector pump sends fuel from the center tank to the main tank?

A

Transfer ejector

87
Q

Hydraulic motor pumps 1B & 2B will automatically turn ON with an engine failure

A

False

88
Q

APU AVAIL switch light means

A

APU is ready for electrical and/or pneumatic loading

89
Q

Push Fire switch light

A

Answer A & C squibs & HYD SOV close

90
Q

When is the bleed leak detection on

A

Continuously

91
Q

How do we test the fire detection system?

A

Fire switch light test button

92
Q

When is the bleed air leak detection system monitored

A

All the time, continuously while powered on the ground.

93
Q

During engine start, the engine cuts out at

A

50% N2

94
Q

During engine start

A

Answer a & b: 20% N2 and below 120 ITT

95
Q

When the aircraft engines are not running what holds the parking brake?

A

Inboard

Crj900 (11 decks)

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