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A330 Systems > Aircondition/Pressurization/Ventilation > Flashcards

Aircondition/Pressurization/Ventilation Flashcards

1
Q
  1. Air conditioning system operation is:

a. fully automatic, temperature control is normal for each conditioned control compartment

b. fully automatic, ensuring continuous renewal of refresh air and a constant temperature for cockpit, cabins, lavatories and galleys, forward and bulk cargo compartments

c. automatic temperature control only when in flight

A

b. fully automatic, ensuring continuous renewal of refresh air and a constant temperature for cockpit, cabins, lavatories and galleys, forward and bulk cargo compartments

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2
Q
  1. 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

A

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

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3
Q
  1. 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

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

A

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

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4
Q
  1. 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

A

b. the PACK FLOW selector

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5
Q
  1. Pack flow will automatically go to HI:

a. during all ground operations

b. when the cabin temperature exceeds a selected temperature

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

A

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

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6
Q
  1. 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

A

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

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7
Q
  1. 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 packs is off

b. the temperature limits have been exceeded

c. temperature data are not available for PACK 1

A

c. temperature data are not available for PACK 1

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8
Q
  1. 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 the pack cannot control the temperature

A

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

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9
Q
  1. 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

A

a. only one pack is in use

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10
Q
  1. 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

A

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

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11
Q
  1. 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

A

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

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12
Q
  1. Landing elevation:

a. must be selected manually

b. must be selected from one of the FMGCs

c. must be selected from an FMGC or manually

A

c. must be selected from an FMGC or manually

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13
Q

13 The outflow valves can be:

a. controlled independently in the manual mode, depending on the selections on the CABIN PRESS panel.

b. controlled manually or automatically but must both be controlled in the same mode

c. controlled independently in the automatic mode, but must be controlled together in the manual mode

A

a. controlled independently in the manual mode, depending on the selections on the CABIN PRESS panel.

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14
Q

14 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 back up power supply for cabin altitude sensing and ECAM display in the manual mode

A

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

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15
Q

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

A

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

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16
Q

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

A

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

17
Q

17 While operating in the AUTO PRESS mode, the aircraft will depressurize:

a. immediately after landing because the outflow valves will fully open when touchdown is sensed

b. at a scheduled rate after landing

c. one minute prior to landing

A

b. at a scheduled rate after landing

18
Q

18 Two cabin fans are used to:

a. ventilate the avionics by the recirculated air from cabin

b. ventilate the lavatories and galleys

c. ventilate the pack bays

A

a. ventilate the avionics by the recirculated air from cabin

19
Q

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

A

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

20
Q

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

A

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

21
Q
  1. When the DITCHING pb in the CABIN PRESS panel is pressed in:

a. all fuselage openings are closed or moving to closed

b. the slide / rafts will deploy automatically upon impact with the water

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

A

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

22
Q
  1. 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

A

a. main cabin air distribution system

23
Q

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 forward attendant control panel

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

A

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

24
Q

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 system operation cannot be monitored

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

A

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

25
Q

The pilot has just set the BULK cargo compartment ISOL VALVES pb to OFF. This closes the 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; these actions can be observed on the COND ECAM page

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

A

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

26
Q

The amber “COND VENT SYST FAULT” message on the upper ECAM means:

a. ventilation controller has failed

b. the cargo isolation valves have failed

c. the cargo ventilation extract fan has failed

A

a. ventilation controller has failed

27
Q
  1. 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

A

b. the Bulk Cargo Isolation Valves have failed

28
Q

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

A

a. both Cabin Pressure Controllers are faulty

29
Q

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

A

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

30
Q
  1. The emergency ram air inlet flap can be opened:

a. to provide air to pack compressor

b. for aircraft ventilation or smoke removal

c. provided the differential pressure is greater than 1 psi

A

b. for aircraft ventilation or smoke removal

31
Q

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

A

c. to control the corresponding pack

32
Q

The zone controller controls:

a. the hot air valves

b. the trim air valves

c. the pack flow control valves

A

b. the trim air valves

33
Q

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 1 psi

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

c. opens, and the outflow valves open to decrease delta P lower than 1 psi

A

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

34
Q

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

A

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

35
Q

The safety valves are designed to:

a. replace the outflow valves

b. prevent excessive positive or negative differential pressure

c. avoid negative differential pressure

A

b. prevent excessive positive or negative differential pressure

36
Q

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 other CPC control

A

b. the other one remains under the active CPC control

37
Q

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

A

c. motor 3

38
Q

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

A

c. ISOL VALVES pb set to OFF

39
Q

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 value allows the compressor to still operate

A

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

A330 Systems (17 decks)

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