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System Study Guide > Systems > Flashcards

Systems Flashcards

1
Q

Fuel System
What will cause the boost pump to come on?

A
  • Engine switch to run
  • APU is running
  • Primary ejector pump failure
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2
Q

Oxygen System
What is the brains of the oxygen system?

A

EPAV
Electro Pneumatic Actuating Valve

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3
Q

Oxygen System
How many PSI is a fully charged O2 system?

A

1850 PSI (gauge behind right wing)

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4
Q

Oxygen System
When will the Pax oxygen masks automatically drop?

A

Cabin altitude 14,500 (+/- 500)
Will flow until cabin reaches 9,500 (+/- 500)

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5
Q

Oxygen System
Where is the oxygen fill port?

A

Behind the right wing

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6
Q

Oxygen System
How is the oxygen quantify displayed in the cockpit?

A

Liters

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7
Q

Oxygen System
How many liters in a full oxygen system?

A

~5400 liters

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8
Q

Navigation System
What is the brains of the navigation system?

A

IAPS
Integrated Avionics Processing System

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9
Q

General
What are dimensions of 350?

A

20’ Tall
69’ Wide
69’ Long

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10
Q

General
What is the turning radius (wingtip to wingtip)?

A

101’

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11
Q

General
What are the danger zones around the aircraft?

A

5’ - radar
15’ - front of engine intake
200’ - engine idle thrust
400’ - takeoff thrust

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12
Q

General
How many degrees will the tiller turn?

A

65 degrees

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13
Q

General
How many degrees of steering with the rudder peddles?

A

7 degrees

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14
Q

General
How many static wicks are on the aircraft and how many can be missing?

A

26 total wicks
1 can be missing from any control surface

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15
Q

General
What doors generate a CAS message?

A

Main Cabin (white / amber w/ RUN switch)
Emergency Door
Cargo Door
Aft Equipment Bay (white / amber w/ RUN switch)
Battery Door

MECAB

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16
Q

General
What doors stay unlocked for flight (funny color handles)?

A

Cargo (NJ Policy)
Aft Equipment Bay
Battery Door
Out Flow Door

CABO

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17
Q

Electrical
Describe the electrical system

A

28V DC
2 - 24V Ni-Cad Batteries (44 AMP hours each)

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18
Q

Electrical
How many generators?

A

2 Engine
1 APU

28.5V DC / 400 AMP

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19
Q

Electrical
What does green AVAIL light mean?

A

Ground power is available w/ correct
* Polarity
* Voltage

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20
Q

Electrical
How long should Standby Instrument Battery Last?

A

3.5 hours

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21
Q

How long will emergency batteries last?

A

10 minutes (15 if warmer)

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22
Q

What items are on the hot battery bus?

A

LEFT
* Firex A
* L Engine SOV
* L HYD SOV
* Clock
* Pax Door
* Entry Lights
* Ext Bags / AFT Bay Lights

Right
* Firex B
* R Engine SOV
* R HYD SOV
* Refuel / Defuel Controls
* Refuel / Defuel Valves

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23
Q

When does the CVR start recording?

A

Power to aircraft (right battery)

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24
Q

Will the CVR record after aircraft shutdown?

A

10 minutes (via a self contained battery)

25
Q

What happens when the Right Battery switch is selected?

A
  • CVR Starts recording
  • BIT Test (Built in Tests)
  • IRS start aligning
  • All buses power up
26
Q

What does the Left battery do during APU start?

A

Provides power to electrical system as right battery disconnects to assist in APU start

27
Q

What buses are shed inflight when done to 1 generator?

A

Aux buses are shed

28
Q

What notable items will be lost with shedding of Aux buses?

A

Right window heat
Foot Warmers
Cabin AC / DC electrical

29
Q

Will batteries auto-disconnect from the system?

A

If they reach 70C

30
Q

What is HP Bleed Air used for?

A

Anti-ice systems - Engines, wings
36 PSI

31
Q

What is IP bleed used for?
(Intermediate Pressure)

A

Environmental controls / Pressurization
50 PSI

32
Q

Do the HP and IP systems mix?

A

No - two independent systems

33
Q

What is the brains of the pressurization system?

A

IASC
Integrated Air System Control

34
Q

What happens when the EMER DEPRESS button is pressed?

A

Cabin will depressurize to

In auto mode: 14,000 @2500 FPM

In manual mode: 14,500 @3000 FPM

35
Q

When is the DITCHING MODE available and what does it do?

A

Below 15,000’ in AUTO mode

  • Closes outflow valve
36
Q

When is RAM AIR available?

A

Below 10,000’

37
Q

Why do we wait 2 minutes for the wing ice test?

A

To test the low temp sensor in the wingtips

38
Q

What bleed system is used for engine/wing ice protection?

A

High Pressure (HP) - 36 PSI

39
Q

How do the ice protection valves fail?

A

Wing valves fail closed
Engine valves fail open

40
Q

After de-icing - when can we ice systems be turned on?

A

Engine - no delay
Wing - just prior to takeoff

41
Q

Does the APU have a FADEC?

A

No - an ECU

42
Q

Where does the fuel come from for the APU

A

Right collector tank

43
Q

Does the APU have fire protection?

A

Yes - on ground -
* will auto shut down
* discharge right fire bottle

44
Q

What type of engines do we have?

A

HTF 7 350
Honeywell Turbo Fan

45
Q

How many FADECs does each engine have?

A

1 FADEC per engine (dual channel0

46
Q

What happens when the RUN SWITCH is selected to ON?

A
  • Boost Pumps activated
  • FADAC activated
47
Q

When would FADEC activate igniters?

A
  • Engine Start
  • Stall
  • Restart
  • Manually Commanded
48
Q

When does the APR activate?

A

15 degree split in N2

49
Q

How many QTS are in the HYD systems?

A

Left: 13 QTS (due to gear actuator volume)
Right: 9 QTS

50
Q

When to the DCMPs turn on?

A
  • Loss of pressure
  • Flaps selected outside of ZERO
51
Q

What is normal DCMP HYD Pressure?

A

2800 PSI
* will see this on ground

52
Q

What is normal EDP HYD Pressure?

A

3000 PSI
* Ground or flight w/ engines running

53
Q

What is the purpose of the AUX PUMP?

A

Powers lower PCU if the RIGHT SYSTEM FAILS
* note the AUX Pump switch is below #2 HYD switch

54
Q

How does the HYD Fluid stay cooled?

A

Cooled through fuel/HYD heat exchange
Located in each wing fuel tank

55
Q

What is pressure of AUX pump?

A

Pump cycles on and off to maintain:
2500 to 3350 PI

56
Q

How do you transfer fuel?

A

High Side Fuel Pump ON to push fuel
Cross Feed OPEN

  • if pumping on ground w/ APU running to right - will need to turn right pump off
57
Q

What is max fuel imbalance?

A

600 lbs

58
Q

What do scavenge pumps do?

A

Keep fuel in the collector tank

59
Q

What are bulk fuel temp limits?

A

Max bulk fuel temp: 50C

Temp above 45C
* Requires 2800 lbs for departure
* Limit engine run time to 30 minutes with 1000 lbs / side

System Study Guide (2 decks)

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