Oral Exam Flashcards
Max rudder travel
65 degrees w tiller
7 degrees w pedals
Max Operating altitude
42000
What model engines
PW2040
When is pitot static heat activated
Engine start
Max altitude for APU bleed air
17000
What are the 6 power sources
L generator R generator APU generator HDG Ext power Batteries. 30 min
Aircraft dimensions
155’ long
60’ nose gear to main gear
135’ wingspan
How much space for 180 degree turn
120’
Nose gear strut extension
0.5” to 5.5”
Main gear strut extension
3 fingers
Passenger oxygen masks last for
22 minutes
Passenger masks auto deploy at
14000’
PBE lasts for
15 minutes
Total fuel in L, R, and C tanks
75,600
Fuel in forward aux
7123
Fuel in aft aux
9101
Total aux fuel
16224
All fuel tanks total
91824
Where is DC fuel pump
Left wing. For APU. If AC power, L Fwd AC pump runs
3 causes Fuel Configuration Light
- Imbalance more than 1800
- Useable fuel less than 2200
- More than 1200 in C tank with pumps off
Tell me about C fuel pumps
Only run w more than 50% N2
2x more power
Run w fueling station door open
Can you suction feed from C tank
No
Where is the SPR
Right wing
Can I manually fuel the aircraft
Wing yes, center no
What indicates a fuel leak
More than 1000 imbalance in less than 30 min
What is the max fuel temp
49C
Min fuel temp
3 degrees above freeze or -45C, whichever is higher
Which ILS receiver functions on stby power?
Center
What are marker beacons powered by
Stby power
How long does IRS alignment take
10 min
When do you have to do extended alignment and how long does it take
70 to 78 degrees N or S. 17 min.
How long does fast align take? When can I do it?
30 sec. If less than 18 hrs since full alignment.
What powers each IRU
L IRU - L AC XFER BUS
R IRU - R AC BUS
C IRU - C AC BUS
HOT BATTERY IS DC BACKUP
Which IRU only has 5 min in DC power
R IRU
Can I realign IRS in the air
No
What is ATT mode on IRS
Fly level 30 sec to align. Provides heading and attitude
Max altitude APU generator
42000
Max altitude APU bleed air
17000
APU fault light
Fuel (valve disagree, blinks on start)
Fire
Fault
**immediate shutdown
What is needed to start APU
Aircraft battery
APU battery
APU run light
APU on speed. Blinks twice on start for self test if circuitry.
APU starter duty cycle
3 attempts in 60 min. 5 min cooling between each.
How long does APU run bleed air cooling automatically during shutdown
60-120 sec
Can I cancel APU shutdown if run light still on?
Yes. Select start
Does battery switch off turn off APU
Ground- yes. Still does cooldown.
Flight- no.
Why is it bad to kill APU with battery switch
You lose fire protection during cooldown.
What model engine
PW 2040
What drives engine accessories
N2 rotor
What prevents engine limit exceedences
Electric engine control (EEC)
What are primary engine indications on upper EICAS
EPR, N1, EGT
What are secondary engine indications?
N2, FF, Oil temp press quant, vib
Amber engine indications are inhibited on TO or GA for
5 min. 10 min single engine
When does stby engine indicator turn on
Both EICAS computers fail
Both EICAS CRTs fail
AC power loss
Max thrust reduction for DTO takeoff
25%
What operates Spar and Eng valves
Fuel control switches
Oil Pressure Relief valve at
425 PSI
Starter cuts out at
50% N2
Starting fuel flow is
600 lbs/hr
Engine starter duty cycle
3 starts less than 2 min run down to 0% N2, then 15 min cooling.
If greater than 2 min, 4 min max once and then 15 min cooling.
What is inflight start envelope
It displays on EICAS
When will reverse thrust work
On ground in Idle
EGT limit for engine start
570C
Min N2 on start for ignition and fuel
18%
Position fuel control switch to run at
18% N2 below 9500’
24% N2 above 9500’
Abort start if EGT fails to rise within
20 sec of RUN
Abort start if N1
Fails to rise with EGT
Abort start if N2
Fails to stabilize at idle within 120 sec
Do not advance thrust beyond required for taxi until oil temp reaches
50C
Loss of pressure/rapid D boldface
OXYGEN MASKS ON/100%
CREW COMMUNICATIONS ESTABLISH
Dual engine failure boldface
ENGINE START SELECTORS (BOTH) FLT
THRUST LEVERS (BOTH) IDLE
FUEL CONTROL SWITCHES (BOTH) CUTOFF, then RUN
Aborted engine start boldface
FUEL CONTROL SWITCH (AFFECTED SIDE) CUTOFF
Unscheduled stab trim boldface
STABILIZER TRIM CUTOUT SWITCHES CUTOUT
Fuel temp is measured in the
R tank
Center tank scavenge system transfers fuel to the
L tank
How is fuel transferred from aux tanks
Bleed air pressure from L duct
When will Aux fuel transfer start
Less than 39,300 in C tank. Stops if C tank fills to 41600
Can the IDG be reset
No
DRIVE LIGHT indicates
IDG oil temp high or press low
When is HDG activated
Both L and R AC Systems fail
What drives HDG
L system or PTU
Is it normal to see BATT DISCHARGE with HDG
Yes. Until batt voltage matches HDG output
What does HDG power
Capt instr transfer bus L AC transfer bus R AC transfer bus AC stby bus DC stby bus Batt bus Hot batt bus
What does battery power
Batt bus- if switch on
Hot batt bus- all the time
Stby AC bus- thru inverter
Stby DC bus
How long does battery power last inflight
90 minutes (or 30 min)
What powers each autopilot for auto land
L- L AC bus
C- battery standby system
R-R AC bus
3 times load shedding happens
Engine start- when GND selected
Generator loss
Overload
What order does load shedding follow
Galley
Utility buses
Individual equipment
How long are emergency lights powered for
15 min
Passenger masks auto deploy at
14000
What powers RAT
Hot Battery Bus
When will RAT auto deploy
80 kts ground speed
With dual engine failure below 50% N2
Min speed for RAT
130
Engine start Selector held in GND until
50% N2
What is load shed for engine start
Utility buses
R recirc fan
Is there a time limit for igniters
No
Where is fuel temp measured
Right tank
Will wing anti ice operate on ground
No
What slats does wing anti ice reach
The first 3 of 5
Window Heat Inop Light
Switch off
Overheat
Fault
Auto seatbelt sign on when
Gear not up
Flaps not up
Below 10000
Oxygen masks out
Outflow valve automatically closes above
11000
Returns to norm at 9500
Pressurization Auto Inop Light
Both controllers failed
Man mode selected
Pressure Auto rate selector index mark
500’ climb 300’ descent
Pressure Auto rate selector min
50’ climb 30’ descent