A 320 SiSTEMas Air Condition

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Quizzes Created: 10 | Total Attempts: 3,435
| Attempts: 76
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  • 1/33 Questions

    What are de different sources of air for air-conditioning and pressurization 

    • Eng Bleed air
    • Eng bleed air and recirculation air
    • Eng bleed air and recirculation air , or if selected APU bleed air and recirculating air
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About This Quiz

Explore the air-conditioning and pressurization systems of the A320, including air sources, temperature controls, and system management.

A 320 Sistemas Air Condition - Quiz

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  • 2. 

    How many temperatures selectors are there on the A 320 . How many temperatures zones are there 

    • Three rotary temperature selectors and one zone 

    • Three rotary temperature  selectors , one each for the cockpit zone ,the forwards cabin zone , and the aft cab zone.

    • Two rotary rotary temperature selectors , one for the cockpit and the first class zone and one for the aft cabin zone.

    Correct Answer
    A. Three rotary temperature  selectors , one each for the cockpit zone ,the forwards cabin zone , and the aft cab zone.
    Explanation
    There are three rotary temperature selectors on the A 320, with each selector corresponding to a specific zone - the cockpit zone, the forwards cabin zone, and the aft cabin zone.

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  • 3. 

    What computers control the cabin and cockpit condition air 

    • Two pack controllers that pass information and request to three zone controllers

    • Three zone controllers that pass information and instructions to two packs controllers for three zones

    • One zone controller that pases information and instructions to two pack controllers for three zones

    Correct Answer
    A. One zone controller that pases information and instructions to two pack controllers for three zones
    Explanation
    The correct answer is one zone controller that passes information and instructions to two pack controllers for three zones. This means that there is a single zone controller responsible for controlling the cabin and cockpit condition air. It communicates with two pack controllers, which are in charge of controlling the air conditioning systems for three different zones.

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  • 4. 

    Which of the following statements is correct concerning condition air 

    • Recirculated air ,condition air and hot trim air are mixed then distributed to each zone

    • Condition air and trim air are mixed then distributed to each zone

    • Recirculating fans draw cabin air to mixing unit where conditioned air is added

    Correct Answer
    A. Recirculating fans draw cabin air to mixing unit where conditioned air is added
    Explanation
    The correct statement is that recirculating fans draw cabin air to the mixing unit where conditioned air is added. This means that the air inside the cabin is circulated and brought back to the mixing unit where it is conditioned before being distributed to each zone.

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  • 5. 

    How many trim air valves are there 

    • One air trim valve

    • Three : one each for the cockpit zone , the forward cabin zone and the aft cabin zone

    • Two : one for the cockpit and first class zone and one for the cabin zone

    Correct Answer
    A. Three : one each for the cockpit zone , the forward cabin zone and the aft cabin zone
    Explanation
    There are three trim air valves in total. Each valve is designated for a specific zone: one for the cockpit zone, one for the forward cabin zone, and one for the aft cabin zone.

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  • 6. 

    What happens when a temperature selector rotary knob is adjusted 

    • A signal is sent to the zone controller requesting a different temperature

    • The associated trim air valve immediately moves to a different position 

    • Nothing as there is no relationship between a temperature selector knob and the trim air valves

    Correct Answer
    A. A signal is sent to the zone controller requesting a different temperature
    Explanation
    When the temperature selector rotary knob is adjusted, a signal is sent to the zone controller requesting a different temperature. This signal prompts the zone controller to make the necessary adjustments to the HVAC system in order to achieve the desired temperature. This could involve opening or closing dampers, adjusting fan speed, or activating heating or cooling elements, depending on the system configuration and the desired temperature change.

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  • 7. 

    The hot air valve push button controls :

    • The trim air valve 

    • The pack valve control valves

    • The hot air manifold

    Correct Answer
    A. The hot air manifold
    Explanation
    The hot air valve push button controls the hot air manifold.

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  • 8. 

    What position do the pack valves go to in the event of a loss of the bleed system press

    • Full open

    • MId position

    • Closed

    Correct Answer
    A. Closed
    Explanation
    In the event of a loss of the bleed system pressure, the pack valves need to be closed. This is because the pack valves control the flow of conditioned air from the aircraft's engines into the cabin. If the bleed system pressure is lost, it means that there is no source of air to condition and supply to the cabin. Therefore, closing the pack valves will prevent any loss of conditioned air and maintain the integrity of the aircraft's cabin environment.

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  • 9. 

    What is the function of the ram air valve

    • Emergency smoke removal and ventilation while on the ground

    • Ventilation while on the ground

    • Avionics cooling

    Correct Answer
    A. Emergency smoke removal and ventilation while on the ground
    Explanation
    The function of the ram air valve is to provide emergency smoke removal and ventilation while the aircraft is on the ground. This valve helps to remove smoke from the cabin during emergency situations, ensuring the safety and well-being of passengers and crew. Additionally, it also assists in providing ventilation to the cabin while the aircraft is on the ground, improving air circulation and comfort for those on board.

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  • 10. 

    The ram iair valve :

    • Should be opened for increased ventilation while on the ground

    • Should be opened for increased ventilation while in flight

    • Must be manually activated

    Correct Answer
    A. Must be manually activated
    Explanation
    The ram air valve must be manually activated. This means that it does not open automatically and requires human intervention to operate. The ram air valve is a device that allows outside air to enter the aircraft's ventilation system. It is typically used during ground operations or in-flight when additional ventilation is needed. However, unlike the other options mentioned, it does not open automatically and needs to be manually activated by the pilot or crew.

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  • 11. 

    What limitation is associated with the ram air valve 

    • Do not open if cabin pressure is greater than 1 psi

    • Only open while on the ground

    • Will not open if the ditching switch is off

    Correct Answer
    A. Do not open if cabin pressure is greater than 1 psi
    Explanation
    The limitation associated with the ram air valve is that it should not be opened if the cabin pressure is greater than 1 psi. This means that the valve should only be opened when the cabin pressure is below 1 psi, as opening it under higher pressure could lead to potential issues or malfunctions.

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  • 12. 

    What is the function of the pack flow selector

    • Allows the pilot to increase pack flow but will not allow a manual decrease by the aircraft demand (Single pack )

    • Always allow high flow regardless of switch position when the APU is used for air conditioning

    • Both A and B

    Correct Answer
    A. Both A and B
    Explanation
    The pack flow selector has two functions. Firstly, it allows the pilot to increase pack flow but does not allow a manual decrease by the aircraft demand when using a single pack. Secondly, it always allows high flow regardless of switch position when the APU is used for air conditioning. Therefore, both options A and B are correct.

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  • 13. 

    Pressurization is normally automatic on the A 320. Can you you interfere whit it .

    • Yes,  manually set landing elevation using the LND ELEV AUTO selector

    • Yes , CABIN PRESS MODE SEL to OVERRIDE and MAN V/S CTL toggle switch

    • Both A and B

    Correct Answer
    A. Yes,  manually set landing elevation using the LND ELEV AUTO selector
    Explanation
    The correct answer is "Yes, manually set landing elevation using the LND ELEV AUTO selector." This means that on the A 320, you can manually adjust the landing elevation by using the LND ELEV AUTO selector. This allows the pilot to override the automatic pressurization system and manually set the desired landing elevation.

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  • 14. 

    How many pressurization controllers are installed on the A 320

    • Three : Two automatic , and one manual controller

    • Two : one automatic one manual

    • Two independent controllers. They both operate in the automatic mode 

    Correct Answer
    A. Two independent controllers. They both operate in the automatic mode 
    Explanation
    There are two pressurization controllers installed on the A320 aircraft. These controllers are independent of each other and both operate in the automatic mode.

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  • 15. 

    Prezuriztion controllers receive inputs from:

    • LGCIU , ADIRU FMGS and EIU

    • LGCIU and the MCDU

    • LGCIU and pilot static source

    Correct Answer
    A. LGCIU , ADIRU FMGS and EIU
    Explanation
    The correct answer is LGCIU, ADIRU FMGS, and EIU. Prezurization controllers receive inputs from the LGCIU (Landing Gear Control and Interface Unit), which is responsible for controlling the landing gear system. They also receive inputs from the ADIRU (Air Data Inertial Reference Unit) FMGS (Flight Management and Guidance System) and the EIU (Electronic Interface Unit), which provide important data for the aircraft's navigation and flight management.

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  • 16. 

    What is the maximum altitude associated with the pressurization system 

    • 38500 feet

    • 41100 feet

    • 39,100 feet

    Correct Answer
    A. 39,100 feet
    Explanation
    The maximum altitude associated with the pressurization system is 39,100 feet. This means that the pressurization system is designed to maintain a comfortable cabin pressure up to this altitude. At higher altitudes, the air becomes thin and lacks oxygen, which can be uncomfortable or even dangerous for passengers and crew. Therefore, the pressurization system is crucial in ensuring a safe and comfortable environment inside the aircraft at high altitudes.

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  • 17. 

    When does pressurization occur 

    • During the Take Off

    • During taxi for T/O

    • After second eng start

    Correct Answer
    A. During the Take Off
    Explanation
    Pressurization occurs during takeoff because as the aircraft gains altitude, the air pressure outside the aircraft decreases. To ensure a comfortable and safe environment for passengers and crew, the cabin needs to be pressurized. This is done by regulating the air pressure inside the cabin to a level that is suitable for breathing. Pressurization helps prevent hypoxia and other physiological effects of high altitude. Therefore, pressurization is necessary during takeoff to maintain a comfortable and safe cabin environment.

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  • 18. 

    When does normal despresurization occurred 

    • !00 ft AGL above touch down

    • It is completed there minutes after touch down

    • After flap retraction

    • Option 4

    Correct Answer
    A. It is completed there minutes after touch down
  • 19. 

    Pressurization indication are found on wich ECAM PAGE´S

    • Only on the CAB PRESS page

    • BLEED 

    • The inflight ECAM cruise page and the CAB PRESS page

    Correct Answer
    A. The inflight ECAM cruise page and the CAB PRESS page
    Explanation
    The correct answer is the inflight ECAM cruise page and the CAB PRESS page. These are the two ECAM pages where pressurization indications can be found. The inflight ECAM cruise page provides information about the current cruise phase of the flight, including pressurization parameters. The CAB PRESS page specifically focuses on the cabin pressurization system, displaying relevant information and alerts related to cabin pressure. Therefore, these two ECAM pages are the ones where pilots can access pressurization indications.

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  • 20. 

    Whit the pressurization system in the automatic mode which valves are closed when the ditching push button is select on

    • All valves bellow the water line

    • APU INLET

    • Only the avionics cooling valves

    Correct Answer
    A. All valves bellow the water line
    Explanation
    When the pressurization system is in automatic mode and the ditching push button is selected, all valves below the water line are closed. This is done to prevent water from entering the aircraft through these valves in the event of a ditching or water landing. By closing these valves, the pressurization system helps to maintain the integrity of the aircraft's structure and prevent water from flooding the cabin. Additionally, closing the APU INLET valve ensures that water does not enter the auxiliary power unit, which could cause damage. The avionics cooling valves are not closed in this scenario, as they are not located below the water line.

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  • 21. 

    Which configuration is the avionics ventilation system in while airborne with no abnormals present ?

    • Smoke

    • Fire

    • Closed 

    Correct Answer
    A. Closed 
    Explanation
    The correct answer is "Closed". When the avionics ventilation system is closed while airborne with no abnormals present, it means that the system is not allowing any outside air to enter or circulate within the avionics compartment. This helps to prevent the entry of smoke or fire into the compartment, ensuring the safety of the avionics equipment and reducing the risk of any potential damage or malfunctions.

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  • 22. 

    During the exterior preflight on a warm day , in what position would you expect to find the avionics ventilation system INLET and EXTRACT valves to be in ?

    • Open

    • Intermediat

    • Closed

    Correct Answer
    A. Open
    Explanation
    During the exterior preflight on a warm day, it is expected to find the avionics ventilation system INLET and EXTRACT valves to be in the "Open" position. This is because on a warm day, the avionics ventilation system needs to be open to allow fresh air to enter and circulate within the aircraft, preventing overheating and maintaining optimal conditions for the avionics equipment. Closing the valves would restrict the airflow and could potentially lead to overheating and malfunctioning of the avionics system.

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  • 23. 

    Placing the Blower push botton to override :

    • Insures the blower fan will continue to run

    • Places the avionics ventilation system in the open configuration

    • De energizes the blower fan

    Correct Answer
    A. De energizes the blower fan
    Explanation
    Placing the Blower push button to override de-energizes the blower fan. This means that the blower fan will stop running when the button is pushed. This could be useful in certain situations where the blower fan needs to be turned off temporarily or if there is a malfunction that requires the fan to be shut down for safety reasons.

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  • 24. 

    Placing the Extract push botton to override :

    • Insures the extract fan will continue to be energizes

    • De energizes the extract fan.

    • Places the avionics ventilation system in the smoke configuration

    Correct Answer
    A. Insures the extract fan will continue to be energizes
    Explanation
    Placing the Extract push button to override ensures that the extract fan will continue to be energized. This means that the fan will keep running and functioning properly. It is important to have the extract fan energized in order to maintain proper ventilation and remove any smoke or fumes from the avionics system.

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  • 25. 

    Placing the avionics ventilation system in the smoke configuration :

    • Open the Nro 1 GLC

    • Opens the cargo inder floor valve

    • De energizes the blower fan , extract fan runs , opens the air-condition extract valves.Extract small internal Flap open.

    Correct Answer
    A. De energizes the blower fan , extract fan runs , opens the air-condition extract valves.Extract small internal Flap open.
  • 26. 

    Avionics ventilation system indications may be found on wich ECAM page(s) ?

    • Only the Cabin Press

    • The inflight ECAM cruise page.

    • The inflight ECAM  cruise page and the CAB PRESS pages.

    Correct Answer
    A. Only the Cabin Press
    Explanation
    The correct answer is "Only the Cabin Press." This means that the indications for the avionics ventilation system can only be found on the Cabin Press page of the ECAM. It is not available on the inflight ECAM cruise page or the CAB PRESS pages.

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  • 27. 

    What happens to the pack flow control valves during engine start ?

    • They must be selected off on cold days only

    • They must be selected off on hot days only.

    • They automatically close

    Correct Answer
    A. They automatically close
    Explanation
    During engine start, the pack flow control valves automatically close. This is because the pack flow control valves regulate the flow of air conditioning and ventilation to the aircraft cabin. Closing these valves during engine start helps to prevent the ingestion of foreign objects into the engine, as well as to ensure that the engine receives an adequate amount of air for combustion. Therefore, it is necessary for the pack flow control valves to automatically close during engine start.

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  • 28. 

    How can you change pressurization controllers during flight ?

    • Cycle the LDG ELEV AUTO knob out of the AUTO position then Back to AUTO

    • Cycle the Cabin Press Mode SEL push button to MAN position then back to AUTO .

    • Cycle the cabin pressurization MAN V/S CTL switch.

    Correct Answer
    A. Cycle the Cabin Press Mode SEL push button to MAN position then back to AUTO .
  • 29. 

    Which statement is TRUE concerning the cargo compartment ventilation ?

    • Both cargo compartment are pressurized and heated using both cabin air and hot trim air .

    • Recirculated air , condition air , and hot trim air mixed then distributed to each cargo compartment.

    • Only the aft cargo compartment is heated and ventilated .Cabin ambient air is mixed with hot trim air and drawn through isolation valves by extraction fans .

    Correct Answer
    A. Only the aft cargo compartment is heated and ventilated .Cabin ambient air is mixed with hot trim air and drawn through isolation valves by extraction fans .
  • 30. 

    With APU BLEED ON and Engines Bleed switches ON with Eng running , what is the position of the eng bleed valves ?

    • Open

    • Closed 

    • Depends on the crossbreed selector.

    Correct Answer
    A. Closed 
    Explanation
    When the APU BLEED is ON and the Engines Bleed switches are ON with the engine running, the position of the engine bleed valves is closed. This means that the engine bleed air is not being used to provide air supply to other aircraft systems.

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  • 31. 

    When would you select PACK FLOW to HI ?

    • Smoke removal or hot/humid conditions .

    • When passengers are complaining it is too cold.

    • Above FL 350.

    Correct Answer
    A. Smoke removal or hot/humid conditions .
    Explanation
    PACK FLOW to HI is selected when there is a need for increased air circulation in the aircraft cabin. This is particularly useful in situations such as smoke removal or when the cabin becomes hot and humid. By selecting PACK FLOW to HI, the air conditioning system increases the airflow, helping to remove smoke or improve the comfort level in hot and humid conditions. This option would not be selected solely based on passengers complaining about cold temperatures or when the aircraft is flying above FL 350.

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  • 32. 

    When is Pack Flow HI automatically selected ?

    • Aircraft Gross Weight grater than 140,000 lbs

    • Smoke detected in cockpit.

    • APU supplying bleed air ore one pack fails .

    Correct Answer
    A. APU supplying bleed air ore one pack fails .
    Explanation
    Pack Flow HI is automatically selected when the APU is supplying bleed air and one pack fails. This means that if there is a failure in one of the packs that provide air conditioning to the aircraft, the system will automatically switch to Pack Flow HI to ensure that the remaining pack is able to maintain the desired airflow and temperature in the cabin. This is done to ensure passenger comfort and safety during the flight.

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  • 33. 

    When would you selected RAM AIR ON ?

    • Dual pack failure or smoke removal .

    • If additional cooling is required on the ground .

    • When pack temperatures are too hight :

    Correct Answer
    A. Dual pack failure or smoke removal .
    Explanation
    RAM AIR ON is selected in the event of dual pack failure or smoke removal. This means that if both packs, which are responsible for cooling the aircraft cabin, fail or if there is smoke in the cabin, the RAM AIR ON option should be selected. This option allows outside air to be directly supplied to the cabin for cooling and ventilation purposes. It is important to note that RAM AIR ON should not be selected when additional cooling is required on the ground or when pack temperatures are too high.

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  • Current Version
  • Mar 20, 2023
    Quiz Edited by
    ProProfs Editorial Team
  • Apr 01, 2020
    Quiz Created by
    GECAVA

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