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A320 > Wizz A320 tech > Flashcards

Wizz A320 tech Flashcards

1
Q

Pack controller secondary channel failure

A

No effect on pack regulation - backup mode lost

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2
Q

In normal flight in closed circuit config the avionics ventilation system controls the temperature of cooling air by

A

passing air through skin heat exchanger

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3
Q

Zone controller primary and secondary failure, what temp maintained by Pack 1 &2?

A

Pack 1 - 20°C

Pack 2 - 10°C

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4
Q

Conditioned air is directed to:

A

Cockpit, FWD and AFT cabins

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5
Q

Pack controller, primary channel failure:

A

Secondary computer operates as a back up, optimised regulation lost and pack flow fixed at previous level

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6
Q

Pack controller primary & secondary channel failure

A

Pack outlet temp controlled by anti-ice valve
Temp between 5° and 30° within 6 minutes
ECAM signals lost

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7
Q

IR fault light steady?

IR fault light flashing?

A

Steady: IR is lost
Flashing: Attitude & heading may be recovered in ATT mode

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8
Q

IR Align light steady?
IR Align light flashing?
IR Align light out?

A

Steady: IR is operating normally in align mode
Flashing: IR alignment fault, orno position after 10 min, or difference between position at shutdown and entered position exceeds 1 ° of latitude or longitude. Alignment has been completed.
Out: Alignment complete

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9
Q

IR rotary knob to ATT

A

IR only supplies Attitude & heading, heading is entered frequently through CDU keyboard

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10
Q

ADM (Air Data Module) supplies what data to PFD?

A

Airspeed, altitude, back up vertical speed

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11
Q

What does LOW ACCURACY mean?

A

FMGC position and actual radio position difference exceed limits

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12
Q

SRS guidance during take off commands what speed?

A

V2+10

OEI is current speed (max V2+15)

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13
Q

The FM part of the FMGC controls what?

A 
Nav
Flight Planning
Optimisation of perf
Nav radios
Displays
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14
Q

The FG part of the FMGS controls what?

A

AP
A.THR
FD

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15
Q

What constitutes the FMGS?

A

2 FMGC
2 MCDU
1 FCU
2 FAC

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16
Q

How long does normal IR alignment take? Fast align?

A

10 minutes

30 seconds

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17
Q

In flight, normal law, alpha prot active, what does side stick control?

A

AoA directly

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18
Q

A320/1 RFF level requirement

A

A320 = 6
A321 = 7
Can be reduced 1 level lower if small number of movements
Tempo downgrade 2 levels

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19
Q

320 hydraulic reservoir pressurised by?

A

HP bleed air from Eng 1

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20
Q

Min visual reference for Cat 1, 2 3a 3b

A
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21
Q

Taxiway lighting

A

Green centre, blue edge

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22
Q

Runway centreline lights continuous red how much runway remaining?

A

300m

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23
Q

Runway centreline lights red / white alternate how much runway remaining?

A

900m

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24
Q

Contaminated runway definition

A

25% or more covered >3mm

25
Q

What does aft CG do to stability?

A

Reduces stability, control forces, and tail downforce required,

26
Q

Blocked pitot, normal static effect on airpseed

A

indicated speed increases with altitude, vice versa

27
Q

MEA definition

A

Min enroute alt: min height between fixes that allows radio reception and obstacle clearance within 5nm of airway

28
Q

What colour circuit breakers are monitored by the ECAM?

A

Green

29
Q

What colour circuit breakers are not monitored by the ECAM?

A

Black

30
Q

What are yellow CBs for?

A

Must be pulled when flying only on batteries

31
Q

BLOWER or EXTRACT in OVRD air from air conditioning system is added to ventilation air: True or False?

A

True

32
Q

APU bleed fault light illuminates if:

A

Bleed leak

33
Q

When does the engine bleed valve auto close pneumatically?

A

If upstream pressure is low or reverse flow

34
Q

How many motors control the crossbreed valve?

A

2 electric

1 auto, 1 manual

35
Q

If BMC1 fails what warnings are lost?

A

Associated Eng Bleed Leak is lost (1 in this case)

APU Bleed Leak warning is lost in case of BMC1 fail

36
Q

Bleed air normally comes from which compressor stage? LP, IP or HP?

A

IP

37
Q

Describe Bleed overheat detection system

A

Leak detection loops detect leak in wings fuselage and pylons
Single loop - pylon & APU
Double loop - wing

38
Q

What is Mach number

A

TAS divided by LSS

39
Q

Cabin oxygen mask requirement

A

Seats + 10%

40
Q

Cold front parked aircraft, altimeter up or down?

A

Decreases in altitude reading after cold front arrives

41
Q

If pitot is blocked but static source ok, what speed is shown?

A

Zero

42
Q

What type of weather front most likely to give freezing rain?

A

Warm occulsion

43
Q

If total pressure probe is blocked what happens to IAS during climb?

A

Increases

44
Q

QDM

A

Magnetic bearing to station

45
Q

QTE

A

True bearing from station

46
Q

QUJ

A

True track to station

47
Q

In case of a static blockage, the airspeed indicator will _______ in climb and ________ in descent

A

under read in climb and over read in descent

48
Q

Strongest CAT in a jetstream is where?

A

In warm air mass under tropopause on cold side - on left side when looking downstream

49
Q

Wizzair first flight?

A

19th May 2004 Katowice to Luton

50
Q

Wizzair fleet size

A

120 with orders of around 400

51
Q

Wizzair staff count?

A

4500

52
Q

Wizzair routes & countries numbers

A

151 airports in 44 countries

710 routes

53
Q

Wizzair ICAO code

A

WZZ

54
Q

Wizzair CEO

A

József Váradi

55
Q

Wizzair IATA code

A

W6

56
Q

Pax count 2021?

A

22 mil

57
Q

Wizzair fuel saving strategies:

A 
Cost index fleet specific
Speed compliance
Perf/Idle factors
ZFW optimisation
Reduced TO config
Conf 3 landing
58
Q

Most northerly, southern, eastern, western destination

A

Tromso
Keflavík
Mattala Sri Lanka (East & South)

A320 (3 decks)

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