Embraer 190 - Fire Protection

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Quizzes Created: 15 | Total Attempts: 23,637
Questions: 35 | Attempts: 1,390

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FIRE PROTECTION QUIESTIONS MADE FROM AOM VOL. 2
GOOD LUCK!SANTIAGO STOCKER.


Questions and Answers
  • 1. 

    The fire protection system provides fire detection and extinguishing capabilities for:

    • A.

      Engines, APU, Cargo Compartments and Lavatories.

    • B.

      Engines, APU and Lavatories.

    Correct Answer
    A. Engines, APU, Cargo Compartments and Lavatories.
    Explanation
    The fire protection system is responsible for detecting and extinguishing fires in various areas of an aircraft. This includes the engines, auxiliary power unit (APU), cargo compartments, and lavatories. These areas are particularly susceptible to fires due to the presence of flammable materials, electrical systems, and heat sources. Therefore, it is crucial to have a fire protection system that can quickly detect and suppress fires in these critical areas to ensure the safety of the aircraft and its occupants.

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  • 2. 

    The Engine fire DETECTION electrical power is supplied by:

    • A.

      DC ESS BUSES

    • B.

      HOT BATT BUS 1 and HOT BATT BUS 2

    Correct Answer
    A. DC ESS BUSES
    Explanation
    The Engine fire detection electrical power is supplied by the DC ESS BUSES.

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  • 3. 

    The Engine fire EXTINGUISHING electrical power is supplied by:

    • A.

      HOT BATT BUS 1 and HOT BATT BUS 2

    • B.

      DC ESS BUSES

    Correct Answer
    A. HOT BATT BUS 1 and HOT BATT BUS 2
    Explanation
    The correct answer is HOT BATT BUS 1 and HOT BATT BUS 2. In the event of an engine fire, the electrical power to operate the fire extinguishing system is supplied by the HOT BATT BUS 1 and HOT BATT BUS 2. These buses provide power from the aircraft's battery to critical systems in emergency situations. The DC ESS BUSES may not be able to supply sufficient power for the fire extinguishing system, making them an incorrect option.

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  • 4. 

    The Engine Fire Detection System is monitored by __________________________ . When a fire condition is detected the signal goes to the MAU which generates the associated EICAS messages and alarms.

    • A.

      One detector loop

    • B.

      Two detector loops

    Correct Answer
    B. Two detector loops
    Explanation
    The Engine Fire Detection System is monitored by two detector loops. This means that there are two separate systems in place to detect any fire conditions in the engine. When a fire condition is detected, the signal from both detector loops goes to the MAU (Master Annunciator Unit), which then generates the associated EICAS (Engine Indicating and Crew Alerting System) messages and alarms to alert the crew of the fire situation. Having two detector loops increases the reliability and accuracy of the fire detection system.

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  • 5. 

    Anytime the fire handle is pulled it commands the following shutoff valves to close:

    • A.

      The engine fuel shutoff valve; and the engine hydraulic shutoff valves.

    • B.

      The engine fuel shutoff valve only.

    • C.

      The engine fuel shutoff valve; the engine hydraulic shutoff valves and; the engine bleed air shutoff valve.

    Correct Answer
    C. The engine fuel shutoff valve; the engine hydraulic shutoff valves and; the engine bleed air shutoff valve.
    Explanation
    When the fire handle is pulled, it commands the closure of multiple shutoff valves. These valves include the engine fuel shutoff valve, the engine hydraulic shutoff valves, and the engine bleed air shutoff valve. Therefore, the correct answer is the engine fuel shutoff valve; the engine hydraulic shutoff valves and; the engine bleed air shutoff valve.

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  • 6. 

    A total of ____ fire extinguisher bottles named A and B are installed in the airplane to serve either or both engines. 

    • A.

      Two

    • B.

      Three

    Correct Answer
    A. Two
    Explanation
    The correct answer is "two" because it states that a total of two fire extinguisher bottles named A and B are installed in the airplane. This means that there are two bottles in total, which can be used to serve either one engine or both engines in case of a fire emergency.

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  • 7. 

    When an engine fire extinguishing bottle is discharged, fire handle illumination may be lost. In this case if the CAS message is still active the fire condition ...

    • A.

      Persists.

    • B.

      Does not persists.

    Correct Answer
    A. Persists.
    Explanation
    When an engine fire extinguishing bottle is discharged, it is possible for the fire handle illumination to be lost. However, if the CAS (Crew Alerting System) message indicating a fire is still active, it means that the fire condition is still present and persists. Therefore, the correct answer is that the fire condition persists.

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  • 8. 

    The  APU fire DETECTION electrical power is supplied by:

    • A.

      DC ESS BUSES

    • B.

      HOT BATT BUS 1 and HOT BATT BUS 2

    Correct Answer
    A. DC ESS BUSES
    Explanation
    The APU fire detection electrical power is supplied by the DC ESS BUSES.

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  • 9. 

    The APU fire EXTINGUISHING electrical power is supplied by: – APU fire extinguishing:  

    • A.

      HOT BATT BUS 1 and HOT BATT BUS 2.

    • B.

      DC ESS BUS 2

    Correct Answer
    B. DC ESS BUS 2
    Explanation
    The correct answer is DC ESS BUS 2. The APU fire extinguishing electrical power is supplied by the DC ESS BUS 2.

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  • 10. 

    The APU Fire Detection System is comprised of ___ detectors loops. 

    • A.

      Two

    • B.

      Three

    Correct Answer
    A. Two
    Explanation
    The APU Fire Detection System is comprised of two detector loops.

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  • 11. 

    When a fire condition is detected the signal goes to the ____ which generates the associated EICAS messages and alarms.

    Correct Answer
    mau
    MAU
  • 12. 

    When the APU FIRE EXTINGUISHER button is pressed the system:

    • A.

      Discharges the APU fire bottle, shuts down the APU through the APU FADEC, closes the APU fuel shutoff valve (SOV) and displays an EICAS ADVISORY message APU FIREX BTL DISCH.

    • B.

      Discharges the APU fire bottle, shuts down the APU through the APU FADEC and displays an EICAS ADVISORY message APU FIREX BTL DISCH.

    • C.

      Discharges the APU fire bottle, closes the APU fuel shutoff valve (SOV) and displays an EICAS ADVISORY message APU FIREX BTL DISCH.

    Correct Answer
    A. Discharges the APU fire bottle, shuts down the APU through the APU FADEC, closes the APU fuel shutoff valve (SOV) and displays an EICAS ADVISORY message APU FIREX BTL DISCH.
    Explanation
    When the APU FIRE EXTINGUISHER button is pressed, the system discharges the APU fire bottle, shuts down the APU through the APU FADEC, closes the APU fuel shutoff valve (SOV), and displays an EICAS ADVISORY message APU FIREX BTL DISCH. This is the correct answer because it accurately describes the sequence of actions that occur when the APU FIRE EXTINGUISHER button is pressed. The APU fire bottle is discharged to extinguish the fire, the APU is shut down to prevent further damage, the APU fuel shutoff valve is closed to stop the flow of fuel, and the EICAS ADVISORY message is displayed to alert the crew of the action taken.

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  • 13. 

    _____ fire-extinguishing bottle is installed in the rear fuselage. 

    • A.

      One

    • B.

      Two

    Correct Answer
    A. One
  • 14. 

    As soon as the APU EMER STOP pushbutton is pressed the red strip bar is replaced by the white stripe bar indicating that ...

    • A.

      The APU has shut down.

    • B.

      The APU fire detection has detect fire.

    Correct Answer
    A. The APU has shut down.
    Explanation
    When the APU EMER STOP pushbutton is pressed, the red strip bar is replaced by the white stripe bar. This change in color indicates that the APU has shut down.

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  • 15. 

    After the APU EMER STOP pushbutton is pressed the APU fire extinguisher pushbutton illuminates indicating that ...

    • A.

      The extinguisher bottle is not armed.

    • B.

      The extinguisher bottle is armed.

    Correct Answer
    B. The extinguisher bottle is armed.
    Explanation
    When the APU EMER STOP pushbutton is pressed, it activates the APU fire extinguisher system. The APU fire extinguisher pushbutton then illuminates to indicate that the extinguisher bottle is armed and ready to be deployed in case of a fire emergency.

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  • 16. 

    When an APU fire is detected, the upper half of the button illuminates ...

    • A.

      White.

    • B.

      Red.

    Correct Answer
    B. Red.
    Explanation
    When an APU fire is detected, the upper half of the button illuminates red. This indicates that there is a fire in the auxiliary power unit (APU). The color red is commonly associated with danger and fire, so it serves as a clear visual indicator for pilots and crew members to take immediate action and follow the appropriate emergency procedures to extinguish the fire and ensure the safety of the aircraft and its occupants.

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  • 17. 

    If a fire condition is still present and the APU emergency stop button is not pressed, the APU fire extinguisher pushbutton illuminates after ________ indicating that the extinguisher bottle is armed. 

    • A.

      1 minute

    • B.

      2 minutes

    Correct Answer
    A. 1 minute
    Explanation
    If a fire condition is still present and the APU emergency stop button is not pressed, the APU fire extinguisher pushbutton illuminates after 1 minute indicating that the extinguisher bottle is armed.

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  • 18. 

    On ground, the APU will automatically shut down __________ after the fire condition is present.

    • A.

      60 seconds

    • B.

      10 seconds

    Correct Answer
    B. 10 seconds
    Explanation
    The APU will automatically shut down 10 seconds after the fire condition is present. This is likely a safety measure to prevent further damage or spreading of the fire. It allows for a quick response to the fire and helps to minimize the potential risks and hazards associated with it.

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  • 19. 

    The forward and aft cargo compartments on the E-JETS are ...

    • A.

      Class A.

    • B.

      Class B.

    • C.

      Class C.

    Correct Answer
    C. Class C.
    Explanation
    The forward and aft cargo compartments on the E-JETS are classified as class C.

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  • 20. 

    _____________________ are protected by the CARGO SMOKE DETECTION SYSTEM and CARGO FIRE PROTECTION SYSTEM. 

    • A.

      The forward cargo compartment

    • B.

      The aft cargo compartment

    • C.

      Both cargo compartments

    Correct Answer
    C. Both cargo compartments
    Explanation
    Both cargo compartments are protected by the CARGO SMOKE DETECTION SYSTEM and CARGO FIRE PROTECTION SYSTEM. This means that both the forward and aft cargo compartments have systems in place to detect smoke and protect against fire.

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  • 21. 

    Each cargo compartment has  ________________ smoke detection system. 

    • A.

      The same

    • B.

      An independent

    Correct Answer
    B. An independent
    Explanation
    The correct answer is "an independent" because it suggests that each cargo compartment has its own separate smoke detection system. This means that if there is a fire or smoke detected in one compartment, the system will only activate in that specific compartment, allowing for targeted response and minimizing the risk of false alarms or confusion in other compartments. Having an independent smoke detection system for each compartment improves safety and ensures efficient monitoring of potential fire hazards.

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  • 22. 

    After fire or smoke is detected in the forward cargo compartment the following actions are automatically commanded by the system:

    • A.

      Air circulation fan is turned off; The FWD fire extinguishing bottle is armed and; The forward cargo compartment ventilation outflow valve is commanded closed.

    • B.

      The AFT fire extinguishing bottle is armed.

    Correct Answer
    A. Air circulation fan is turned off; The FWD fire extinguishing bottle is armed and; The forward cargo compartment ventilation outflow valve is commanded closed.
  • 23. 

    After fire or smoke is detected in the aft cargo compartment the following action is automatically commanded by the system:

    • A.

      Air circulation fan is turned off; and; The forward cargo compartment ventilation outflow valve is commanded closed.

    • B.

      The AFT fire extinguishing bottle is armed.

    Correct Answer
    B. The AFT fire extinguishing bottle is armed.
    Explanation
    When fire or smoke is detected in the aft cargo compartment, the system automatically commands several actions. The first action is to turn off the air circulation fan. This helps to prevent the spread of smoke and fire by cutting off the air supply. The second action is to close the forward cargo compartment ventilation outflow valve. This further restricts the airflow and helps contain the fire. Finally, the system arms the AFT fire extinguishing bottle. This prepares the fire extinguishing system to be activated if necessary.

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  • 24. 

    The Cargo Fire Extinguishing System is comprised of:

    • A.

      One high-rate extinguisher bottle and; One low-rate extinguisher bottle.

    • B.

      Two high-rate extinguisher bottle and; Two low-rate extinguisher bottle.

    Correct Answer
    A. One high-rate extinguisher bottle and; One low-rate extinguisher bottle.
    Explanation
    The Cargo Fire Extinguishing System consists of one high-rate extinguisher bottle and one low-rate extinguisher bottle. This means that there is only one of each type of extinguisher bottle in the system.

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  • 25. 

    Both extinguisher bottles are installed in the ______________________ and used in either forward or aft cargo compartment.

    • A.

      Center avionics bay

    • B.

      Forward avionics bay

    Correct Answer
    A. Center avionics bay
    Explanation
    The correct answer is center avionics bay. This is where both extinguisher bottles are installed and can be used in either the forward or aft cargo compartment.

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  • 26. 

    After the annunciation of smoke detection in the cargo compartment, pressing the associated cargo compartment button causes:

    • A.

      The high-rate fire-extinguishing bottle to discharge immediately into the selected cargo compartment.

    • B.

      The high-rate fire-extinguishing bottle to discharge immediately into the selected cargo compartment and the EICAS ADVISORY message CRG FIREX HI DISCH to display.

    Correct Answer
    B. The high-rate fire-extinguishing bottle to discharge immediately into the selected cargo compartment and the EICAS ADVISORY message CRG FIREX HI DISCH to display.
    Explanation
    Pressing the associated cargo compartment button after the annunciation of smoke detection in the cargo compartment will cause the high-rate fire-extinguishing bottle to discharge immediately into the selected cargo compartment. Additionally, the EICAS ADVISORY message "CRG FIREX HI DISCH" will be displayed.

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  • 27. 

    One minute later, the second fire-extinguishing bottle discharges automatically at a reduced flow rate and the agent remains in the selected cargo compartment for ...

    • A.

      15 minutes.

    • B.

      60 minutes.

    Correct Answer
    B. 60 minutes.
    Explanation
    The correct answer is 60 minutes. This means that after one minute, the second fire-extinguishing bottle discharges automatically at a reduced flow rate and the agent remains in the selected cargo compartment for 60 minutes.

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  • 28. 

    Pressing the associated pushbutton before the ___________ period immediately discharges the low-rate extinguishing bottle. 

    • A.

      One-minute

    • B.

      Two-minute

    Correct Answer
    A. One-minute
    Explanation
    Pressing the associated pushbutton before the one-minute period immediately discharges the low-rate extinguishing bottle. This means that if the pushbutton is pressed within the first minute, the low-rate extinguishing bottle will be discharged right away.

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  • 29. 

    In case of fire on ground, the low-rate fire-extinguishing bottle ______ automatically discharged.

    • A.

      Is not

    • B.

      Is

    Correct Answer
    A. Is not
    Explanation
    The low-rate fire-extinguishing bottle will not automatically discharge in case of a fire on the ground.

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  • 30. 

    The system can be used even without a cargo smoke warning. In this case, the high-rate bottle is armed by pushing the respective cargo fire extinguisher button and is indicated by the red button light and the associated EICAS message. If the button is pushed again within the next ____ minutes, the high-rate bottle is discharged. At this time the low-rate bottle is armed. If the button is not pressed a second time within ____ minutes after arming, the system will reset. *Question Tip: The answer is the same for both "fill in the blanks" spaces.

    Correct Answer
    two
    2
    Explanation
    The high-rate bottle can be armed by pushing the cargo fire extinguisher button, indicated by the red button light and associated EICAS message. If the button is pushed again within two minutes, the high-rate bottle will be discharged and the low-rate bottle will be armed. If the button is not pressed a second time within two minutes after arming, the system will reset.

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  • 31. 

    In flight, the second bottle will automatically fire after ____ minute. On ground the button has to be pushed again after the EICAS message CRG FWD (AFT) FIREX LO ARM is displayed to fire the low-rate bottle. When the fire test button is pressed the system will reset. 

    Correct Answer
    one
    1
  • 32. 

    The Fire Extinguishing System consists of ___ fire-extinguisher bottle installed on each lavatory waste container.

    • A.

      Two

    • B.

      One

    Correct Answer
    B. One
    Explanation
    The Fire Extinguishing System consists of one fire-extinguisher bottle installed on each lavatory waste container. This suggests that there is only one fire-extinguisher bottle for each lavatory waste container, indicating that the system is designed to have one bottle per container.

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  • 33. 

    When the temperature inside the waste container exceeds a certain limit, the system ...

    • A.

      Must be discharged manually.

    • B.

      Automatically discharges the extinguishing agent.

    Correct Answer
    B. Automatically discharges the extinguishing agent.
    Explanation
    When the temperature inside the waste container exceeds a certain limit, the system automatically discharges the extinguishing agent. This is done to prevent any potential fire or explosion that may occur due to the high temperature. By automatically discharging the extinguishing agent, the system can quickly suppress the fire and prevent any further damage or danger.

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  • 34. 

    The fire detection test button on the control panel provides a manual test for the following systems: (Check all correct answers)

    • A.

      Engine fire detection

    • B.

      APU fire detection

    • C.

      Cargo smoke detection

    • D.

      Lavatory smoke detection

    Correct Answer(s)
    A. Engine fire detection
    B. APU fire detection
    C. Cargo smoke detection
    Explanation
    The fire detection test button on the control panel allows for a manual test of the engine fire detection system, the APU fire detection system, and the cargo smoke detection system. This button does not provide a manual test for the lavatory smoke detection system.

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  • 35. 

    IF THE FIRE DETECTION TEST BUTTON IS PRESSED FOR _________________ , THE APU WILL SHUTDOWN.

    • A.

      30 SECONDS

    • B.

      10 SECONDS

    Correct Answer
    B. 10 SECONDS
    Explanation
    If the fire detection test button is pressed for 10 seconds, the APU (Auxiliary Power Unit) will shutdown. This implies that pressing the fire detection test button for a longer duration of 30 seconds will not result in the APU shutting down.

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