AQP oral Flashcards
1
Q
What does the AVAIL light mean?
A
AVAIL light means correct voltage, frequency, and phase.
2
Q
What are the sources of AC power?
A
- 2 engine driven generators
- APU generator
- 1 Air Driven Generator (ADG)
- 1 AC external power plug in
3
Q
What does the Generator Control Unit do?
A
Controls and monitors the generators, and provides protection and voltage regulation for each generator
4
Q
What is the main battery rated to?
A
17 Amps 24 Volts
5
Q
How long can the battery master be left on without another power source?
A
5 minutes
6
Q
Why the 5 min limitation?
A
Because the ED1 and ED2 utilize AC cooling fans, and they will overheat
7
Q
What is the IDG and what does it do?
A
The integrated drive generator converts variable N2 speed to a constant 12,000 RPM generator speed
8
Q
What are the engine driven generators rated to?
A
40 KVA, 115 VAC, 400 Hz
9
Q
What is the APU Generator rated to?
A
40 KVA, 115 VAC, 400 Hz
10
Q
When would the ADG automatically deploy?
A
When the AC Bus 1 and AC Bus 2 lose power
11
Q
What is the ADG rated to?
A
15 KVA, 115 VAC, and 400 Hz
12
Q
What does the ADG power?
A
- Ac ESS Bus
- Hyd Pump 3B
- Stab Trim ch 2
- Flaps/Slats 1/2 speed
13
Q
What would cause the FAULT light on the IDG to illuminate?
A
High oil temperature and/or Low oil pressure
14
Q
What will cause the AC ESS XFER switch light to illuminate?
A
The AC ESS XFER switch will illuminate anytime the AC ESS Bus is not being powered by AC Bus 1
15
Q
What is the priority for the AUTO XFER?
A
- On side
- APU
- Off side
- External Power
16
Q
What would cause the FAIL light to illuminate on the AUTO XFER switch light?
A
The GCU has detected a bus fault or generator over current
17
Q
What will happen when the LH/RH eng fire push switch lights are selected?
A
- Fuel SOV closes
- Hydraulic SOV closes
- Bleed air SOV closes
- IDGs are taken offline
- Engine bottle squibs are armed
18
Q
What happens if a crew member selects the L Hyd SOV?
A
The left Hyd SOV closes and the flow of hydraulic fluid is shutoff to the engine driven pump
19
Q
The QRH asks the crew to verify that the SOV is closed, where is the L Hyd SOV located?
A
Picture
20
Q
How many hydraulic systems does the CRJ900 have?
A
Hydraulic power is provided by 3 independent systems
21
Q
What is the hydraulic system normal pressure?
A
3000 PSI
22
Q
What is the normal hydraulic fluid quantity?
A
45-85%
23
Q
During normal cruise, how many pumps would be operating?
A
3 hydraulic pumps
24
Q
What would cause the back up (b) pumps to turn on?
A
Flaps greater than zero (0)
25
What lighting should be on when instructed to “line up and wait”?
All lights except landing and taxi
26
What would cause the boost pumps to automatically turn on?
Low fuel pressure at the main ejector
27
In AUTO mode, when would the system begin to transfer fuel?
When an imbalance of more than 200 lbs exists
28
When will the system stop transferring fuel?
When the fuel tanks are balanced plus 50 lbs
29
What would cause the GRAVITY XFLOW FAIL light to illuminate?
The gravity cross flow valve is in the uncommanded position
30
Can you identify the gravity cross flow valve?
| Picture
Picture
31
How many fuel pumps does the CRJ have?
5 in total
- 2 engine driven pumps
- 2 boost pumps
- 1 APU pump
32
What is the max fuel imbalance for takeoff?
300 lbs
33
What is the max fuel imbalance for all phases of flight?
800 lbs
34
What would cause the fuel SOV to close?
The engine fire push switch
35
After selecting the APU PWR FUEL switch, what must the crew observe prior to selecting the START/STOP switch?
- APU SOV OPEN Status message
- APU IN BITE Status message
- APU RPM and EGT gages
- APU DOOR OPEN message displayed
36
When will the APU AVAIL light illuminate?
At 99% RPM plus 2 seconds
37
What is the maximum altitude for operating APU?
FL410
38
What is the maximum altitude to start APU?
FL370
39
What is the maximum altitude on APU for bleed air extraction?
FL250
40
If the APU door position is unknown or OPEN with APU not operating, what airspeed is the crew restricted to?
220 kts
41
What APU exhaust hazard area exists for CRJ900?
No hazard due to the height of the exhaust
42
Where does the APU receive its fuel from?
Left collector tank
43
In the event that the APU pump fails, will the APU continue to operate?
Yes, if the APU pump fails, an internal bypass valve opens
44
How much voltage must batteries have prior to start attempt?
22 volts on each
45
If there is a fire in the APU, what prevents/contains the fire from spreading to other areas?
The APU is surrounded by a titanium fire proof container
46
In the event of an emergency and the Crew is not present, how can the ground crew shut down the APU?
Red switch in ground crew panel
| Picture
47
What would happen if the APU caught fire and the aircraft was unattended?
The APU will automatically shutdown and the APU bottle will discharge after 5 seconds
48
If the APU caught fire in the air, would the APU shutdown automatically?
The APU will shut down but the crew must discharge bottle
49
What are the starter limitations for engines?
- Attempts 1 & 2: 90 seconds on, 10 seconds off
| - Attempts 3-5: 90 seconds on, 5 minutes off
50
What are the HOT START memory items?
Affected thrust lever………………SHUT OFF
Dry motor………ITT below 120 or starter limit, whichever comes first
Affected engine STOP switch……………….STOP
51
When must continuous ignition be used?
- takeoff or landing on contaminated runway
- flight through moderate or heavy rain
- flight through moderate or heavy turbulence
- flight in vicinity of thunderstorms
52
How can the crew set GA thrust?
TOGA
53
How can the crew set Max Continuous thrust?
CLIMB
54
How can the crew set APR thrust?
MAX POWER
55
What speed must thrust reverser be idle?
60 knots
56
Why does the CRJ have the stowed thrust reverser limit?
FOD Ingestion hazard
57
When do icing conditions exist on the ground?
OAT is 10 degrees Celsius or below AND visible moisture is present or surface contamination exists.
58
What visibility value would be considered visible moisture?
1 statute mile or less
59
When do icing conditions exist in the air?
TAT is 10 degrees Celsius or below AND visible moisture is present. Except when SAT IS -40 degrees Celsius or below
60
What is bleed air used for in CRJ900?
- Engine start
- Anti-ice
- Pressurization
- Air conditioning
- Avionics cooling
61
What stage of the engine normally supplies bleed air?
The 6th stage is the normal source of bleed air
62
What happens when there is a higher demand for bleed air than that stage is capable of producing?
When the demand exceeds the 6th stage capability, the HPV opens to supply 10th stage bleed air
63
What PSI does the pressure regulating function limit the bleed air output to the packs?
Regulates the PSI to 45 PSI
64
At what cabin altitude would we receive the CABIN altitude CAUTION?
> 8500 feet
65
At what cabin altitude would we receive cabin altitude WARNING?
Audible “Cabin Pressure” and cabin altitude > 10,000 feet
66
How can the crew manually decrease cabin altitude?
- Select PRESS CONTROL to MAN
- MAN ALT ON
- Adjust MAN RATE to desired rate
67
How many pressure controllers do we have?
2
68
Do both pressure controllers operate at the same time?
No
69
How does it determine which PC is used?
Weight on wheels plus 3 minutes
70
When EMER DEPRESS is selected, what happens to the aircraft pressurization?
The aircraft will depressurize to 14,000 +/- 500 feet
71
What would cause a pack fault?
Over temperature or over pressure
72
What is the single pack limitation?
FL250 or FL310 depending on MEL
73
What is the maximum altitude to select RAM AIR?
15,000 feet
74
How can the crew manually cool down the cabin?
- Press MAN
| - Use switch to control hot/cold (no protection)
75
When must the cargo COND AIR be selected ON?
When there are live animals in the cargo hold
76
Which side of the mixing manifold does the RAM AIR supply air to?
RAM AIR provided Ram air to the right side of the mixing manifold
77
Which of the cargo bays are pressurized?
Both forward and Aft cargo bays are pressurized
78
Can we carry live animals in both cargo bays?
Live animals may only be carried in the aft cargo bay
79
What is the aft cargo bay weight limit?
4,375 lbs
80
What is the forward cargo limitation?
850 lbs
81
What is the cargo floor loading limit?
75 lbs per square foot
82
What can be done if an item exceeds this weight limitation?
Pallet the item
83
If we are flying at 250 knots, temperature is 3 degrees Celsius, we are in the clouds, there is NO “ICE” annunciation; what should be on? Wings or Cowls?
Cowls
84
What airspeed determines wing anti-ice usage?
230 knots
85
Which hydraulic system is used for landing gear extension and retraction?
Hydraulic system 3
86
Which hydraulic system is requested for alternate landing gear extension?
Hydraulic system 2
87
What is the maximum speed for landing gear retraction?
200 knots
88
What is the maximum speed for landing gear extension?
220 knots
89
What is the maximum tire speed?
195 knots
90
After type 4 fluid has been applied, if needed for taxi, what anti-ice system should be on?
Only cowls
91
What are the affects of ice and front contamination?
- increased weight
- loss of lift
- increased drag
- loss of control
92
If we are flying into uncontrolled airport during hours of darkness, how will we turn on runway lights?
Click mic 3 for low, 5 for medium, and 7 for high lights
93
What is the lowest reported RVR required to initiate a Cat II approach?
1200 RVR
94
When setting up for a Cat II approach, what is decision height determined by?
Radar Altimeter
95
What is the lowest visibility required for TAKEOFF per Mesa Operations Specifications?
500 RVR
96
What is the lowest visibility for First Officer to conduct a takeoff?
1 statute mile
97
When is a destination alternate required?
If weather reports indicate:
- 1 hour before to 1 hour after ETA
- Ceiling will be at least 2,000 AGL
- Visibility must be at least 3 statute miles
98
How many RVR reporting systems are required for a 500 RVR takeoff?
Minimum of 2 reporting systems
99
Maximum demonstrated crosswind?
32 knots
100
Is demonstrated crosswind a limitation?
No
101
Maximum tailwind for takeoff?
10 knots
