COND/PRESS/VENT

Question 1

2) The main components of the Air Conditioning system are:

A. Two packs, each one having its independent zone and pack controller.

B. Two packs, two pack controllers and one zone controller.

C. Two packs, two zone controllers, and one pack controller

Answer 1

B. Two packs, two pack controllers and one zone controller.

Question 2

3) In the event of failure of one pack air cycle machine:

A. The pack is inoperative and should be turned off with no flight restrictions with the other pack available.

B. Aircraft can operate with one pack and no flight operational restrictions.

C. The air is still cooled by the heat exchanger and no flight operational restrictions with the other pack available.

Answer 2

C. The air is still cooled by the heat exchanger and no flight operational restrictions with the other pack available.

Question 3

4) The crew can control the amount of air flow to the packs by using:
a. The RAM AIR push button.
b. The pack flow selector.
c. The cockpit and cabin selectors.

Answer 3

b. The pack flow selector.

Question 4

5) Pack flow will automatically go to HI:
a. During all ground ops.
b. When the cabin temp exceeds a selected temp.
c. During single pack operation or while the APU is the source of bleed air for the packs.

Answer 4

c. During single pack operation or while the APU is the source of bleed air for the packs.

Question 5

6) When ECAM page indicates that the RAM AIR is open (Green), what is true about the operation of this valve?
a. It has malfunctioned in the open position.
b. It opened automatically when both pack flow control valves were closed.
c. It opened after the pilot has set the RAM AIR pb on the AIR panel to ON.

Answer 5

c. It opened after the pilot has set the RAM AIR pb on the AIR panel to ON.

Question 6

7) What is the status of the temperature for PACK 1 on the ECAM BLEED page when its values are replaced by an amber XX symbol?
a. This is normal when the pack is off.
b. The temp limits have benn exceeded.
c. Temperature data are not available for PACK 1.

Answer 6

c. Temperature data are not available for PACK 1.

Question 7

8) When “COND” page on ECAM indicates in green “PACK REG”: and all information from the ECAM COND page are lost:
a. This means that a dual channel failure makes the zone controller inoperative.
b. This indicates both pack controllers have failed.
c. This means that the hot air valves are closed and pack cannot control the temperature.

Answer 7

a. This means that a dual channel failure makes the zone controller inoperative.

Question 8

9) PACK 1 pb amber FAULT light illuminated. ECAM BLEED page shows PACK 2 flow is high, this is because:
a. Only one pack is in use.
b. The pilot has selected HI flow manually.
c. HI flow is the normal flow rate for all situations.

Answer 8

a. Only one pack is in use.

Question 9

10) Which statement is correct for a PACK overheat?
a. The fault light must be reset on the ground.
b. When a pack pb is set to off the fault light will extinguish automatically.
c. The fault light will remain ON as long as an overheat condition exists regardless of the pb position.

Answer 9

c. The fault light will remain ON as long as an overheat condition exists regardless of the pb position.

Question 10

11) The pressurization system is:
a. Capable of manual operation only.
b. Capable of fully automatic operation only.
c. Capable of automatic operation, backed up by manual operation if needed.

Answer 10

c. Capable of automatic operation, backed up by manual operation if needed.

Question 11

12) Landing elevation:
a. Must be selected manually.
b. Must be selected from one of the FMGCs.
c. May be selected from an FMGC or manually.

Answer 11

c. May be selected from an FMGC or manually.

Question 12

13) The outflow valves can be:
a. Controlled independently in the manual mode, depending on the selections on the CABIN PRESS pane.
b. Controlled manually or automatically but must both be controlled in the same mode.
c. Controlled independentlyin the automatic mode, but must be controlled together in the manual modem.

Answer 12

a. Controlled independently in the manual mode, depending on the selections on the CABIN PRESS pane.

Question 13

Which statement is true about the cabin pressure controllers?

a. Both cabin pressure controllers have no back up power supplies.
b. Both cabin pressure controllers have back up power supplies for cabin altitude sensing and ECAM display in the manual mode.
c. Only one cabin pressure controller has a backup power supply for cabin altitude sensing and ECAM display in the manual mode.

Answer 13

c. Only one cabin pressure controller has a backup power supply for cabin altitude sensing and ECAM display in the manual mode.

Question 14

15) What is the significance of delta P value pulsing in green, on the ECAM CAB PRESS page?
a. It is an advisory in Approach phase when delta P is above the authorized value.
b. It is an advisory of max delta P limits being reached.
c. It signals the opening of the safety valves.

Answer 14

a. It is an advisory in Approach phase when delta P is above the authorized value.

Question 15

16) Shortly after TO, the crew decides to level off and return to the point of departure. Which statement is true?
a. The new landing elevation must be reset manually to stop the cabin altitude from climbing.
b. The new landing elevation must be reset manually or automatically to stop the cabin from climbing altitude.
c. The cabin altitude will stop climbing without any action on the pressurization system.

Answer 15

c. The cabin altitude will stop climbing without any action on the pressurization system.

Question 16

17) While operating in the AUTO PRESS mode, the aircraft will depressurize:
a. Immediately after landing bec the outflow valves will fully open when touchdown is sensed.
b. At a scheduled rate after landing.
c. One minute prior to landing.

Answer 16

b. At a scheduled rate after landing.

Question 17

18) Two cabin fans are used to:
a. Ventilate the avionics by the recirculated air from the cabin.
b. Ventilate the lavatories and galleys.
c. Ventilate the pack bays.

Answer 17

a. Ventilate the avionics by the recirculated air from the cabin.

Question 18

19) An extract fan operates to expel avionics cooling air overboard. This fan:
a. Can be controlled by the CAB FANS pb on the ventilation panel.
b. Can be monitored by observing its operation on PRESS ECAM page.
c. Cannot be controlled or monitored by the pilot. The word VENT on the PRESS ECAM page is WHITE if the extract airflow is normal.

Answer 18

c. Cannot be controlled or monitored by the pilot. The word VENT on the PRESS ECAM page is WHITE if the extract airflow is normal.

Question 19

20) Battery ventilation is achieved by ambient air drawn around the batteries and vented overboard, the pilot:
a. Controls battery ventilation via the CAB FANS pb.
b. Controls battery ventilation via the EXTRACT pb.
c. Cannot control battery ventilation, air is vented through a venturi.

Answer 19

c. Cannot control battery ventilation, air is vented through a venturi.

Question 20

21) When the DITCHING pb in the CABIN PRESS panel is pressed in:
a. All fuselage are closed or moving to closed.
b. The slide raft will deploy automatically upon impact with the water.
c. All fuselage openings below the floatation line area closed or moving to closed.

Answer 20

c. All fuselage openings below the floatation line area closed or moving to closed.

Question 21

22) Air for ventilation of the toilets and galleys comes from:
a. Main cabin air distribution system.
b. Individual air outlets in the pack bay.
c. Two bleed sources in the air conditioning trim air system.

Answer 21

a. Main cabin air distribution system.

Question 22

23) The electrical fan which discharges LAV and GALLEY ventilation air overboard:
a. Is controlled by the pilot from the VENTILATION panel.
b. Is controlled by the cabin crew from the FAP.
c. Cannot be controlled by the crew, it operates automatically.

Answer 22

c. Cannot be controlled by the crew, it operates automatically.

Question 23

24) PACK BAY Ventilation:
a. Is controlled from the VENTILATION panel and monitored on the PRESS ECAM page.
b. Is controlled from the VENTILATION panel, normal sytem operation cannot be monitored.
c. Cannot be controlled or monitored by the pilot when operating normally.

Answer 23

c. Cannot be controlled or monitored by the pilot when operating normally.

Question 24

25) The pilot has just set the BULK cargo compartment ISOL VALVES pb to OFF. This closes bulk cargo ventilation:
a. ISOL VALVES only; closure can be observed on the ECAM CRUISE page.
b. ISOL VALVES only and stops the extract fan; the actions can be obsereved in the COND ECAM page.
c. ISOL VALVES and stops the extract fan; actions cannot be viewed on the ECAM.

Answer 24

c. ISOL VALVES and stops the extract fan; actions cannot be viewed on the ECAM.

Question 25

26) The amber “COND VENT SYST FAULT” message on the upper ECAM means:
a. The ventilation controller has failed.
b. The cargo isolation valves have failed.
c. The cargo ventilation extract fan has failed.

Answer 25

a. The ventilation controller has failed.

Question 26

27) The amber “COND BULK CRG ISOL FAULT” message on the upper ECAM means:
a. The ventilation controller has failed.
b. The Bulk Cargo Isolation Valves have failed.
c. The bulk cargo extract fan has failed.

Answer 26

b. The Bulk Cargo Isolation Valves have failed.

Question 27

28) The amber “CAB PR SYS 1+2 FAULT” message on the upper ECAM means:
a. Both Cabin Pressure Controllers are faulty.
b. Both outflow valves are inoperative; they must be controlled manually.
c. The cabin altitude cannot be controlled.

Answer 27

a. Both Cabin Pressure Controllers are faulty.

Question 28

29) What is the function of the trim air valves?
a. To optimize zone temperature by adding mixed air to cold air.
b. To optimize zone temperature by adding hot air to mixed air.
c. To regulate hot air pressure.

Answer 28

b. To optimize zone temperature by adding hot air to mixed air.

Question 29

30) The emergency ram air inlet flap can be opened:
a. To provide air to pack compressor.
b. For aircraft ventilation of smoke removal.
c. Provided the differential pressure is greater than 1psi.

Answer 29

b. For aircraft ventilation of smoke removal.

Question 30

31) What is the function of each pack controller?
a. To control the trim air valves.
b. To control the zone controller.
c. To control the corresponding pack.

Answer 30

c. To control the corresponding pack.

Question 31

32) The zone controller controls:
a. The hot air valves.
b. The trim air valves.
c. The pack flow control valves.

Answer 31

b. The trim air valves.

Question 32

33) When RAM AIR is set to ON and provided the DITCHING pb on PRESS panel is off, the emergency ram air inlet flap:
a. Opens, provided that delta P is lower than 1psi.
b. Opens, and the outflow valves open when delta P is lower than 1psi.
c. Opens, and the outflow valves open to decrease delta P lower than 1 psi.

Answer 32

b. Opens, and the outflow valves open when delta P is lower than 1psi.

Question 33

34) What is the number of outflow valves, safety valves and negative pressure relief valves?
a. One outflow valve, two safety valves and one negative pressure relief valve.
b. Two outflow valves, two safety valves and one negative pressure relief valve.
c. One outflow valve, one safety valve and one negative pressure relief valve.

Answer 33

b. Two outflow valves, two safety valves and one negative pressure relief valve.

Question 34

35) The safety valves are designed to:
a. Replace the outflow valves.
b. Prevent excessive positive or negative differential pressure.
c. Avoid negative differential pressure.

Answer 34

b. Prevent excessive positive or negative differential pressure.

Question 35

36) If only one outflow valve is manually selected:
a. Both outflow valves are controlled by the remaining CPC.
b. The other one remains under the active CPC control.
c. The other one remains under the CPC control.

Answer 35

b. The other one remains under the active CPC control.

Question 36

37) Which motor is controlled from the CABIN PRESS panel by the MAN V/S switch, when manual mode is selected on the MODE SEL pb?
a. Motor 1 and motor 2
b. Motor 1
c. Motor 3

Answer 36

c. Motor 3

Question 37

38) In cargo compartment, isolation valves close in case of:
a. CAB FANS pb set to OFF
b. HOT AIR pbs set to OFF
c. ISOL VALVES pb set to OFF

Answer 37

c. ISOL VALVES pb set to OFF

Question 38

39) In case of air cycle machine failure:
a. A bypass valve allows the air to be cooled by the associated heat exchanger only.
b. The pack must be shut off and the available pack will operate in high flow to satisfy demand.
c. The pack is not affected since the bypass valve allows the compressor to still operate.

Answer 38

a. A bypass valve allows the air to be cooled by the associated heat exchanger only.

Question 39

The Air Conditioning System operation is:

A. Fully automatic, temperature control is normal for each conditioned control compartment.

B. Fully automatic, ensuring continuous renewal of fresh air and a constant temperature for cockpit, cabins, lavatories, and galleys, forward and bulk cargo compartments.

C. Automatic temp control only when in flight.

Answer 39

B. Fully automatic, ensuring continuous renewal of fresh air and a constant temperature for cockpit, cabins, lavatories, and galleys, forward and bulk cargo compartments.