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Aircraft Systems > AS > Flashcards

AS Flashcards

0
Q

A/C dimensions

A

Length 77’6”
Wingspan 85’
Height 24’5”

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1
Q

What are the basic components of the aircraft

A

Fuselage
Empennage
Wings

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2
Q

What are the 4 exits

A

Airstair door
Port emergency
Starboard
Flight comp escape hatch

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3
Q

Turning diameter

A

60’ for MLG

116’ for wings

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4
Q

Wind limits

A

Cross 36kts

Tail 10kts

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6
Q

Components of the DC electrical system

A

2 x 24v batteries
External power
2 x DC starter/generators
2 x TRU’s

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7
Q

Components of the AC electrical system

A

APU
External power
2 x AC generators
9 x Inverters

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8
Q

components of anti-icing

A 
pitot tubes
static ports
stall warning transducer
pilot side window
windshield
prop blades
engine intakes
elevator horns
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9
Q

where does bleed air come from

A

APU and compressor

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10
Q

use of bleed air

A

air conditioning
pressurization
pneumatic de-icing

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11
Q

pneumatic de-icing components

A

wing leading edge
horizontal stabilizer
vertical stabilizer
engine nacelle intakes

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12
Q

fuel tanks

A

surge bays
main tanks
collector bay
aux tank

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13
Q

1 hydraulics engine drives

A 
wing flaps
anti-skid ctrl valve
roll spoilers (inbound)
rudder actuators (lower)
main wheel brakes
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14
Q

2 hydraulic engine drives

A 
landing gear extension 
nose wheel steering
roll spoilers (outbound)
rudder actuator (upper)
parking brake
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15
Q

emergency hydraulics drives

A

landing gear

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16
Q

what does the PTU

A

provides a source of hydraulic power to assist the #2 standby pump in raising the landing gear in the event of a #2 engine failure or main pump failure during take-off and go around.

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17
Q

what are the 3 oxygen systems

A

pilot/copilot/jump seat
nav trg cabin
portable

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18
Q

where are the 3 portable O2 systems

A

beside the baggage compartment door
in the emergency equipment storage
behind copilot

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19
Q

where are the fire extinguishers

A 
behind pilot
emergency equipment storage
storage locker
2 x by cargo door
automatic lavatory
one per engine
APU
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20
Q

where are the the smoke detector

A

baggage comportment roof
baggage comp divider bulkhead
lavatory

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21
Q

where is the apu located

A

behind the baggage compartment door

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22
Q

where does the AU fuel come from

A

left main

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23
Q

how does the APU fire protection work

A

automatically triggers fire extinguishers due to over pressurization system

24
Q

how is the cabin kept pressurized

A

inflatable rubber seals around the door

25
Q

what is the pressure of the portable O2 bottles

A

1800 psi

26
Q

what is the emergency equipement behind the pilot

A

2 flashlights
axe
fire extinguisher
pilot oxygen mask

27
Q

emergency equipment behind the co-pilot

A

portable oxygen bottle, manual landing gear extension shaft and co-pilots oxygen mask

28
Q

where are the emergency maps

A

cockpit door

29
Q

how many first aid kits and where are they

A

one above s1 and one in the life raft

30
Q

when does the harness lock

A

between 2.5 and 3G

31
Q

how many flashlights

A

2 behind the pilot, 1 below the flight attendant and 1 per person

32
Q

what is contained in the baggage compartment

A

2 x 4man tents, 1 survival kit, 1 life raft and in the winter 8 artic survival kit

33
Q

what are the charasteristics of the ELT

A

switched on automatically after a 5g impact or manually.
located on the vertical stabilizer
white
transmit on 121.5 and 243.0

34
Q

what are the two transponders

A

two collins that use mode S (civi)

one bendix uses military modes 1,2,4 and civi, 3A and C

35
Q

what is TCAS and what does it do

A

Traffic and Collision avoidance system

alerts pilots to make corrective measures

36
Q

what does the doppler do

A

measures the frequency shift observed due to relative motion of the source and receiver. gives g/s and drift

37
Q

what is the doppler limits for drift

A

20 degrees

38
Q

what is the radar hazard area

A

100ft

39
Q

what are the radar selection range and their RPM

A

3-50NP 30 RPM
50WP-100nm 12 RPM
200nm 7.5 RPM

40
Q

what is the tilt of the radar

A

+/- 16 degrees

41
Q

what is the frequency range of VHF

A

118.0 to 151.975

42
Q

what is the frequency range of UHF

A

225.0 to 399.975

43
Q

what is the SPCU and what does it do

A

Synchronizer processor converter unit:

provides overall system timings and control, video/signal processing and radar scan conversion

44
Q

what is the RRIU and what does it do

A

remote radar interface unit

interfaces the search radar to the CDU in the nav consoles

45
Q

what is the NIM and what does it do

A 
Nav interface module
allows us to see who has control of th eHF
46
Q

whats is AHRS and what are its components

A

attitude heading reference system:
flux valve (wing tips)
AHRU (in the floor boards)
AHRU control panel (flight deck center console)

47
Q

what is the function of the flux valve

A

detects the orientation of the aircraft in the earths magnetic field

48
Q

what are the AHRS inputs

A

TAS

Mag heading

49
Q

what are the AHRS outputs

A 
flight instruments
flight guidance computers
FMS 
advisory display
ADC
50
Q

what is GPWS

A

ground proximity warning system

51
Q

what information does the DADC give

A

TAS
Pressure altitude
OAT
uncorrected pressure altitude (NTS)

52
Q

where does the DADC get its info

A

pitot heads
static ports
temp probes

53
Q

what does the NTS inverters provide power to

A

NTS,
NIM,
rack fan,
doppler

54
Q

what is the operating range of the gonzo

A

0-2500ft

55
Q

what are the operating limits of doppler

A

drift 20 degrees

g/s 25-650kts

Aircraft Systems (1 decks)

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