Wizz A320 tech

Question 1

Pack controller secondary channel failure

Answer 1

No effect on pack regulation - backup mode lost

Question 2

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

Answer 2

passing air through skin heat exchanger

Question 3

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

Answer 3

Pack 1 - 20°C

Pack 2 - 10°C

Question 4

Conditioned air is directed to:

Answer 4

Cockpit, FWD and AFT cabins

Question 5

Pack controller, primary channel failure:

Answer 5

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

Question 6

Pack controller primary & secondary channel failure

Answer 6

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

Question 7

IR fault light steady?

IR fault light flashing?

Answer 7

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

Question 8

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

Answer 8

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

Question 9

IR rotary knob to ATT

Answer 9

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

Question 10

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

Answer 10

Airspeed, altitude, back up vertical speed

Question 11

What does LOW ACCURACY mean?

Answer 11

FMGC position and actual radio position difference exceed limits

Question 12

SRS guidance during take off commands what speed?

Answer 12

V2+10

OEI is current speed (max V2+15)

Question 13

The FM part of the FMGC controls what?

Answer 13

Nav
Flight Planning
Optimisation of perf
Nav radios
Displays

Question 14

The FG part of the FMGS controls what?

Answer 14

AP
A.THR
FD

Question 15

What constitutes the FMGS?

Answer 15

2 FMGC
2 MCDU
1 FCU
2 FAC

Question 16

How long does normal IR alignment take? Fast align?

Answer 16

10 minutes

30 seconds

Question 17

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

Answer 17

AoA directly

Question 18

A320/1 RFF level requirement

Answer 18

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

Question 19

320 hydraulic reservoir pressurised by?

Answer 19

HP bleed air from Eng 1

Question 20

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

Question 21

Taxiway lighting

Answer 21

Green centre, blue edge

Question 22

Runway centreline lights continuous red how much runway remaining?

Answer 22

300m

Question 23

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

Answer 23

900m

Question 24

Contaminated runway definition

Answer 24

25% or more covered >3mm

Question 25

What does aft CG do to stability?

Answer 25

Reduces stability, control forces, and tail downforce required,

Question 26

Blocked pitot, normal static effect on airpseed

Answer 26

indicated speed increases with altitude, vice versa

Question 27

MEA definition

Answer 27

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

Question 28

What colour circuit breakers are monitored by the ECAM?

Answer 28

Green

Question 29

What colour circuit breakers are not monitored by the ECAM?

Answer 29

Black

Question 30

What are yellow CBs for?

Answer 30

Must be pulled when flying only on batteries

Question 31

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

Answer 31

True

Question 32

APU bleed fault light illuminates if:

Answer 32

Bleed leak

Question 33

When does the engine bleed valve auto close pneumatically?

Answer 33

If upstream pressure is low or reverse flow

Question 34

How many motors control the crossbreed valve?

Answer 34

2 electric | 1 auto, 1 manual

Question 35

If BMC1 fails what warnings are lost?

Answer 35

Associated Eng Bleed Leak is lost (1 in this case) | APU Bleed Leak warning is lost in case of BMC1 fail

Question 36

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

Answer 36

IP

Question 37

Describe Bleed overheat detection system

Answer 37

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

Question 38

What is Mach number

Answer 38

TAS divided by LSS

Question 39

Cabin oxygen mask requirement

Answer 39

Seats + 10%

Question 40

Cold front parked aircraft, altimeter up or down?

Answer 40

Decreases in altitude reading after cold front arrives

Question 41

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

Answer 41

Zero

Question 42

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

Answer 42

Warm occulsion

Question 43

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

Answer 43

Increases

Question 44

QDM

Answer 44

Magnetic bearing to station

Question 45

QTE

Answer 45

True bearing from station

Question 46

QUJ

Answer 46

True track to station

Question 47

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

Answer 47

under read in climb and over read in descent

Question 48

Strongest CAT in a jetstream is where?

Answer 48

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

Question 49

Wizzair first flight?

Answer 49

19th May 2004 Katowice to Luton

Question 50

Wizzair fleet size

Answer 50

120 with orders of around 400

Question 51

Wizzair staff count?

Answer 51

4500

Question 52

Wizzair routes & countries numbers

Answer 52

151 airports in 44 countries | 710 routes

Question 53

Wizzair ICAO code

Answer 53

WZZ

Question 54

Wizzair CEO

Answer 54

József Váradi

Question 55

Wizzair IATA code

Answer 55

W6

Question 56

Pax count 2021?

Answer 56

22 mil

Question 57

Wizzair fuel saving strategies:

Answer 57

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

Question 58

Most northerly, southern, eastern, western destination

Answer 58

Tromso Keflavík Mattala Sri Lanka (East & South)