2011 Cqt-air Conditioning And Pressurization

25 Questions | Total Attempts: 633

SettingsSettingsSettings
Please wait...
2011 Cqt-air Conditioning And Pressurization

.


Questions and Answers
  • 1. 
    What is the automatic feature associated with the ACM PACK HOT caution light in a DHC-8 100?
    • A. 

      Temperature is selected to max cool

    • B. 

      All engine bleeds to the pack shut off

    • C. 

      Temperature is selected to max warm

    • D. 

      Pack temperature control valves areclosed

  • 2. 
    What happens when a #1 or #2 BLEED HOT caution light illuminates?
    • A. 

      The pack is shut down

    • B. 

      A full cold override signal is sent

    • C. 

      That bleed is shut off

    • D. 

      Nothing

  • 3. 
    A FLT COMPT DUCT HOT caution light causes which set of valves to drive to full cool position?
    • A. 

      Diverter Valve (mod 8/0563)

    • B. 

      Pack Temperature Control Valves

    • C. 

      Trim Valves

    • D. 

      None of the above

  • 4. 
    The AIR COND PACK HOT caution light indicates that excessive temperature is being sensed where?
    • A. 

      Flight Compartment Duct

    • B. 

      Cabin Duct

    • C. 

      Compressor DischargeOvertemperature Sensor

    • D. 

      ACM

  • 5. 
    Can the Flight Compartment Fan (pre mod 8/1538) be switched on in flight?
    • A. 

      Yes

    • B. 

      No

  • 6. 
    If a cooler cabin temperature is selected, what will the ACM pack bypass valve do?
    • A. 

      Open

    • B. 

      Close

    • C. 

      Nothing

  • 7. 
    Can the crew select cabin temp in the "manual" mode while the flight compartment temp controller is in the auto mode?
    • A. 

      Yes

    • B. 

      No

  • 8. 
    Can pressurization be maintained with only one bleed source available?
    • A. 

      Yes

    • B. 

      No

  • 9. 
    Is the cargo area pressurized?
    • A. 

      Yes

    • B. 

      No

  • 10. 
    Does the pressurization toggle switch have to be in manual for the manual increase knob to work?
    • A. 

      Yes

    • B. 

      No

  • 11. 
    What is the difference between the forward outflow selector and the manual increase knob?
    • A. 

      Nothing

    • B. 

      They both open the forward outflowvalve, but the manual increase knob allows a modulated opening

    • C. 

      The forward outflow selector controlsthe forward outflow valve, the manual increase knob controls the aft outflowvalve

    • D. 

      Fwd outflow selector is always active;manual increase knob only activateswith the auto/man/dump switch inmanual

  • 12. 
    How is the rear outflow valve powered?
    • A. 

      Suction created by the 18 PSI de-icesystem air flowing through a venturi

    • B. 

      Left Main DC Power

    • C. 

      Ram Air

    • D. 

      Both A & B

  • 13. 
    What happens to the rear outflow valve upon touchdown?
    • A. 

      It Opens

    • B. 

      It Closes

  • 14. 
    What does the "fault" light indicate on the pressurization panel?
    • A. 

      An outflow valve is faulty

    • B. 

      The Air Data Computer is faulty

    • C. 

      The Pressurization Computer isexperiencing a fault or conducting aself test

    • D. 

      None of the above

  • 15. 
    What happens when the pressurization toggle switch is selected to the "manual" position?
    • A. 

      The pressurization computer isdeactivated and pressurization isaccomplished by manually modulatingthe rear outflow valve

    • B. 

      The rear outflow valve closes andpressurization is accomplished bymodulating the forward outflow valve

    • C. 

      The rear outflow valve closes andpressurization is accomplished via thecab set switch and alt knob

    • D. 

      None of the above

  • 16. 
    What occurs when the pressurization toggle switch is selected to the "auto" position?
    • A. 

      The rear outflow valve is closed

    • B. 

      The rear outflow valve is controlled bythe pressurization computer

    • C. 

      The rear outflow valve opens fully

    • D. 

      None of the above

  • 17. 
    What does the CABIN PRESS warning light indicate?
    • A. 

      That cabin altitude has exceeded 8,000ft.

    • B. 

      That cabin altitude has exceeded10,000 ft.

    • C. 

      That the cabin pressure controller isfaulty

    • D. 

      None of the above

  • 18. 
    What is the position of the rear outflow valve when the aircraft is on the ground? (Engines running, bleeds on)
    • A. 

      Open

    • B. 

      Closed

  • 19. 
    When controlling pressurization manually, the manual increase knob should be turned which way to decrease cabin altitude?
    • A. 

      Clockwise

    • B. 

      Counterclockwise

  • 20. 
    Are both outflow valves capable of automatic pressure relief at 5.8 +/- .15 PSI?
    • A. 

      Yes

    • B. 

      No

  • 21. 
    What should the cabin altitude be if you are flying at FL 250?
    • A. 

      5000

    • B. 

      7000

    • C. 

      8000

    • D. 

      1000

  • 22. 
    Will the aircraft pressurize with the bleeds off?
    • A. 

      Yes

    • B. 

      No

  • 23. 
    What is the cabin rate of change when the rate knob is at the index?
    • A. 

      500 fpm up 500 fpm down

    • B. 

      500 fpm up and 300 fpm down

    • C. 

      300 fpm up and 300 fpm down

    • D. 

      300 fpm up and 500 fpm down

  • 24. 
    How do we change from fully automatic mode to semi-automatic mode for the pressurization system?
    • A. 

      Cab Set/Norm switch to Cab Set,Auto/Man/Dump to Man

    • B. 

      Cab Set/Norm switch to Cab Set

    • C. 

      Cab Set/Norm switch to Norm

    • D. 

      Cab Set/Norm switch to Norm,Manual increase knob, adjust asrequired

  • 25. 
    What does the MIN/MAX rheostat on the bleed control panel do?
    • A. 

      It regulates the pack bypass valves

    • B. 

      It adjusts the temperature levelmaintained by the automatictemperature controller

    • C. 

      It adjusts the amount of air flow to theACM

    • D. 

      It modulates the rear outflow valves