Embraer 190 - Hydraulic

38 Questions | Total Attempts: 1401

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Embraer 190 - Hydraulic - Quiz

HYDRAULIC QUESTION MADE FROM AOM VOL. 2GOOD LUCK! SANTIAGO STOCKER.


Questions and Answers
  • 1. 
    The airplane has three independent hydraulic systems, which provide power to ...
    • A. 

      The primary and secondary flight controls, the flaps, the landing gear, the brakes, and the thrust reversers

    • B. 

      The primary and secondary flight controls, the landing gear, the brakes, the nose wheel steering and the thrust reversers

    • C. 

      The primary and secondary flight controls, the brakes, the nose wheel steering and the thrust reversers

  • 2. 
    The hydraulic systems do not have any fluid communication point, therefore, hydraulic fluid cannot be transferred from one system toanother.
    • A. 

      True

    • B. 

      False

  • 3. 
    All three systems use skydrol hydraulic fluid and operate at a nominal pressure of ...
    • A. 

      1000 psig.

    • B. 

      1500 psig.

    • C. 

      3000 psig.

  • 4. 
    The hydraulic synoptic page provides a visual representation of the hydraulic system operation and parameters. The page can be selected by the flight crew for viewing on either MFD. In the event of any system failure, the size of the letters inside the associated distribution box __________ to attract the attention of the flight crew.
    • A. 

      Increase

    • B. 

      Decrease

    • C. 

      Change to red

  • 5. 
    The HYD PRESSURE INDICATION AMBER color indicates:
    • A. 

      Normal operating range.

    • B. 

      Cautionary operating range.

    • C. 

      Invalid information or a value out of the validrange.

  • 6. 
    The HYD QUANTITY INDICATION CYAN color indicates:
    • A. 

      Normal quantity.

    • B. 

      Invalid information or a value out ofdisplayable range.

    • C. 

      Reservoir requires refilling.

  • 7. 
    The HYD TEMPERATURE INDICATION AMBER DASHED color indicates:
    • A. 

      Normal quantity.

    • B. 

      Reservoir requires refilling.

    • C. 

      Invalid information or a value out of displayable range.

  • 8. 
    The HYD FLOW LINE WHITE color indicates:
    • A. 

      The associated flow line is pressurized.

    • B. 

      The associated flow line is not pressurized.

    • C. 

      The associated flow line pressure is undetermined.

  • 9. 
    The HYD TEMPERATURE INDICATION RED color indicates:
    • A. 

      Normal operating range.

    • B. 

      Cautionary operating range.

    • C. 

      Operating limit exceeded.

  • 10. 
    What does the SYS 1 AND SYS 2 ENGINE PUMP SHUTOFF VALVE BUTTONS (GUARDED) pushbuttons do?
    • A. 

      Closes the hydraulic shutoff valve (SOV), isolating the respective electric hydraulic pump from the associated hydraulic system.

    • B. 

      Closes the hydraulic shutoff valve (SOV), isolating the respective engine driven pump (EDP) from the associated hydraulic system.

    • C. 

      Closes the hydraulic shutoff valve (SOV), isolating the respective PTU from the associated hydraulic system.

  • 11. 
    Mark all the HYDRAULIC SYSTEM 1 components.
    • A. 

      One reservoir.

    • B. 

      One EDP.

    • C. 

      One PTU.

    • D. 

      Two electric hydraulic pumps.

    • E. 

      One accumulator.

    • F. 

      One electric hydraulic pump.

  • 12. 
    Regarding HYDRAULIC SYSTEMS 1, 2 and 3, when the hydraulic fluid temperature increases to ___°C , the HYD 1 (2 or 3) HI TEMP EICAS caution message will be displayed.
    • A. 

      100°C

    • B. 

      125°C

    • C. 

      145°C

  • 13. 
    Regarding HYDRAULIC SYSTEMS 1 and 2, if the fluid temperature reaches ___°C, the shutoff valve (SOV) will automatically actuate, thus isolating the EDP (1 or 2) from the respective hydraulic flow line.
    • A. 

      100°C

    • B. 

      125°C

    • C. 

      145°C

  • 14. 
    Regarding HYDRAULIC SYSTEM 3, if the fluid temperature increases up to ___°C, both Electric Hydraulic Pumps (3A and 3B) will automatically be turned OFF.
    • A. 

      100°C

    • B. 

      125°C

    • C. 

      145°C

  • 15. 
    Regarding HYDRAULIC SYSTEMS 1, 2 and 3, in the event of hydraulic system overheating (fluid temperature above ___°C), the HYD 1 (2 or 3) OVERHEAT EICAS warning message will be displayed.
    • A. 

      100°C

    • B. 

      125°C

    • C. 

      145°C

  • 16. 
    In the event of engine flameout, the FADEC will depressurize the respective EDP in order to reduce the torque loads on the engine and facilitate a windmill restart.
    • A. 

      True

    • B. 

      False

  • 17. 
    Regarding HYDRAULIC SYSTEMS 1, 2 and 3 RESERVOIR, a quantity measuring system and a temperature transducer are located ...
    • A. 

      Flow line.

    • B. 

      At the reservoir

    • C. 

      At the acumulator

  • 18. 
    The Electric Hydraulic Pump 1 serves as a backup for the EDP 1 and it is powered by the ...
    • A. 

      AC BUS 1.

    • B. 

      AC BUS 2.

    • C. 

      AC ESS BUS.

  • 19. 
    What HYDRAULIC SYSTEMS in flight, with the selector knob set to AUTO position, the Hydraulic System logic activates the electric pump in case of: • EDP or engine fail, or • Flaps selected to any position greater than 0°.  
    • A. 

      1 and 3.

    • B. 

      1 and 2.

    • C. 

      2 and 3.

  • 20. 
    Regarding HYDRAULIC SYSTEMS 1 and 2, during landing operations, the Electric Hydraulic Pumps will be activated for __________ to avoid abrupt hydraulic pressure variations in an event of engine failure.
    • A. 

      30 seconds.

    • B. 

      45 seconds.

    • C. 

      60 seconds.

  • 21. 
    What HYDRAULIC SYSTEMS, on ground, with the selector knob set to AUTO position, the Hydraulic System logic activates the electric pump in case of: • Flaps selected to any position greater than 0° and: – Thrust levers set to takeoff thrust, or – Ground speed greater than 50 kt.
    • A. 

      1 and 3.

    • B. 

      1 and 2.

    • C. 

      2 and 3.

  • 22. 
    Regarding HYDRAULIC SYSTEMS 1 and 2, during takeoff when thrust levers are set to TOGA, the Electric Hydraulic Pumps will be activated for _________ to avoid abrupt hydraulic pressure variations in an event of engine failure.
    • A. 

      30 seconds.

    • B. 

      45 seconds.

    • C. 

      60 seconds.

  • 23. 
    Mark all the HYDRAULIC SYSTEM 2 components
    • A. 

      One reservoir.

    • B. 

      One EDP.

    • C. 

      One PTU.

    • D. 

      Two electric hydraulic pumps.

    • E. 

      One accumulator.

    • F. 

      One electric hydraulic pump.

  • 24. 
    The Electric Hydraulic Pump 2 is used as a backup for the engine driven pump (EDP 2) and it is powered by the ...
    • A. 

      AC BUS 1.

    • B. 

      AC BUS 2.

    • C. 

      AC ESS BUS.

  • 25. 
    What HYDRAULIC SYSTEM also on ground, the Electric Hydraulic Pump will be automatically activated when the following conditions occur: – Engine 1 running and parking brake released; – During Engine 1 start (once N2 reaches 40%) if parking brake has been applied within the last 6 min.
    • A. 

      1.

    • B. 

      2.

    • C. 

      3.

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