Trivia Quiz : ATM And APU Emergency Shutdown Procedures!

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Trivia Quiz : ATM And APU Emergency Shutdown Procedures!

This is a trivia quiz for the Atm and Apu emergency shutdown procedures course we covered this week. It was designed to refresh the things we covered so far about the topic and what would be expected of a practitioner during this period. Think you can tackle it? Take up the test below and get to find out. All the best!


Questions and Answers
  • 1. 
    What must be available if the APU is to be operated with the APU compartment door open?
    • A. 

      A fireguard with an adequate fire extingusher must be stationed at the APU compartment

    • B. 

      Crash/fire/rescue (CFR) standing by the nose of the aircraft

    • C. 

      A fireguard must be available with a two way radio and a APU tester

    • D. 

      A fireguard with an adequate communication system must be at the compartment

  • 2. 
    Operating minimum time to fully charge left and right start accumulators are
    • A. 

      2 minutes

    • B. 

      5 minutes

    • C. 

      15 minutes

  • 3. 
    Start time for APU
    • A. 

      The "ON SPEED" light shall come on within 60 seconds (0* F & above) or 30 seconds (-65 F to 0* F) after the APU "START" light comes on

    • B. 

      The "ON SPEED" light shall come on within 20 seconds (715*C to 824*C) or 10 seconds (-65 F to 0* F) after the APU "START" light comes on

    • C. 

      The "ON SPEED" light shall come on within 30 seconds (0* F & above) or 60 seconds (-65 F to 0* F) after the APU "START" light comes on

  • 4. 
    AC system panel CPS frequency meter should read
    • A. 

      300Hz +/-3

    • B. 

      400Hz +/-6

    • C. 

      394 to 406 Hz

  • 5. 
    AC system panel AC Voltmeter should read
    • A. 

      115 +/- 3

    • B. 

      110 +/- 2

    • C. 

      112 to 118

  • 6. 
    APU warm-up time prior to applying load
    • A. 

      2 minutes

    • B. 

      5 minutes

    • C. 

      15 minutes

  • 7. 
    Where are the APU fire extinguisher bottles located on the aircraft?
    • A. 

      In the lower aft corner of #4 MLG wheel well

    • B. 

      In the lower aft corner of #2 MLG wheel well

    • C. 

      Inboard side of #2 and #3 engine pylons

    • D. 

      In the right aft APU compartment

  • 8. 
    What should system 1 and/or system 4 gauge indicate during ATM/APU operations?
    • A. 

      2,850 to 3,150 PSIG

    • B. 

      3000 +/-150 PSIG

    • C. 

      2000 +/- 150 PSIG

  • 9. 
    What should you do if the "GEN FAIL" light comes on?
    • A. 

      Start up alternate APU

    • B. 

      Switch "BATT" to off

    • C. 

      Shut down immediately

  • 10. 
    With the APU operating, what is the maximum continuous EGT?
    • A. 

      691 degress C

    • B. 

      715 degrees C

    • C. 

      630 degrees C

    • D. 

      714 degrees C

  • 11. 
    What effect would have the aircraft on jacks, or two main landing gear cross knelled, or #1 touchdown relay circuit breaker pulled have on the APU?
    • A. 

      The audible horn will not sound

    • B. 

      The APU door will not open fully and the audible horn will not sound.

    • C. 

      The APU low oil pressure switch will be overridden prohibiting low oil prssure protection and the APU fire warning audible horn will not sound.

    • D. 

      The APU low oil pressure switch will be overridden, prohibiting low oil protection: the APU door will not open fully:  the APU fire warning horn wil not sound.

  • 12. 
    With either APU generator supplying aircraft power, the operator will find all buses powered.
    • A. 

      Except number 2 and 3 main ac buses

    • B. 

      Except the monitor buses

    • C. 

      Except the dc powered buses

    • D. 

      Except the number 2 and 3 dc buses

  • 13. 
    If the APU GEN FAIL light comes on during APU operations, what must you do?
    • A. 

      Place generator switch to off position

    • B. 

      Select the other APU generator

    • C. 

      Place gen control switch to off and continue to operate

    • D. 

      Immediately shut down the APU

  • 14. 
    What must be operating before starting the ATM's to recharge the APU start accumulators?
    • A. 

      System pressure must be 300 psi

    • B. 

      Bleed manifold pressure must be 50 psi

    • C. 

      The electric suction boost pumps must be on

    • D. 

      All power transfer switches must be on

  • 15. 
    During normal operation, the APU generator ac load meter should not exceed which limit?
    • A. 

      Loadmeter reading 0.5

    • B. 

      Loadmeter reading 1.0

    • C. 

      Loadmeter reading 1.25

    • D. 

      Loadmeter reading 1.50

  • 16. 
    During the operation of the ATM, a qualified operator will be located where?
    • A. 

      At the pilot's position

    • B. 

      At the loadmaster's forward control panel

    • C. 

      At the flight engineer's station

    • D. 

      At the APU/ATM compartment door

  • 17. 
    What is the location of the APU fire extinguisher bottle select switches?
    • A. 

      Pilot's center instrument panel

    • B. 

      Flight engineer panel and loadmaster forward control panel

    • C. 

      Loadmaters forward control panel and pilot's center panel

    • D. 

      Flight engineer's panel and loadmaster aft control panel

  • 18. 
    To prevent APU hot starts the accumulator pressure should be not less than _________ PSI.
    • A. 

      2700 psi

    • B. 

      3000 psi

    • C. 

      2800 psi

    • D. 

      3150 psi

  • 19. 
    How long can the APU operate with the EGT reading between 691E and 746E C?
    • A. 

      30 Seconds

    • B. 

      1 Minute

    • C. 

      2 Minutes

    • D. 

      3 Minutes

  • 20. 
    What is the APU's max start time from the start light to "ON SPEED" 0 degrees F and above?
    • A. 

      80 Seconds

    • B. 

      60 Seconds

    • C. 

      30 Seconds

    • D. 

      20 Seconds

  • 21. 
    On the initial start, with the compartment door open following APU fuel/oil system component removal or installation, a fireguard with a serviceable fire extinguisher will be required to leak check the APU during start. His/Her duties are_______________________________. 
    • A. 

      The fireguard will be positioned at the APU station and will establish communication with the flight engineer's station.

    • B. 

      During the start, the fireguard will closely examine th APU for evidence of leaks (fuel, oil, or hydraulic).

    • C. 

      If any leaks or substandard conditions are noted, the fireguard will notify the flight engineer's station. The start will be aborted and the leaks or substandard conditions corrected prior to attempting another start.

    • D. 

      The fireguard will comply with all the above.

  • 22. 
    What position must the battery switch be in for a fire hanle shutdown?
    • A. 

      Must be in NORM or STBY position, if modified by TCTO 1C-5-736 ON position.

    • B. 

      Must be in NORM position, if modified by TCTO 1C-5-736 ON position.

    • C. 

      Must be in the OFF position, if modified by TCTO 1C-5-736 ON position.

    • D. 

      Must be in EXTERNAL PWR position, if modified by TCTO 1C-5-736 ON position.

  • 23. 
    Normal ATM pumps pressure is__________.
    • A. 

      2800-3000 PSI

    • B. 

      2850-3150 PSI

    • C. 

      2850-3050 PSI

    • D. 

      2800-3150 PSI

  • 24. 
    Which hydraulic systems are used to pressurize the APU accumulators?
    • A. 

      Left APU accumulator from #4 system and the right APU accumulator from #1 system.

    • B. 

      Left APU accumulator from #2 system and the right APU accumulator from #3 system.

    • C. 

      Left APU accumulator from #1 system and the right APU accumulator from #4 system.

    • D. 

      Left APU accumulator from #3 system and the right APU accumulator from #2 system.

  • 25. 
    What is to be done if the battery voltage check shows less than 22.5 Volts in a battery?
    • A. 

      The battery shall be replaced or the battery electrical plug shall be disconnected.

    • B. 

      The battery should be charged from external power before it is used.

    • C. 

      The battery should be monitored closely during APU operation.

    • D. 

      The battery shall be left connected but not used during APU operation

  • 26. 
    To operate the ATM's, PTU's or the engines pumps the #2 and #3 main fuel tanks must have a minimum of ______ lbs of fuel to provide case drain fluid cooling for the hydraulic systems.
    • A. 

      2000 lbs

    • B. 

      4000 lbs

    • C. 

      4500 lbs

    • D. 

      6500 lbs

  • 27. 
    During APU start, what is the maximum duration for transient EGT between 715E and 824E C?
    • A. 

      10 Seconds.

    • B. 

      20 Seconds.

    • C. 

      30 Seconds.

    • D. 

      No limit.

  • 28. 
    Why must one battery be serviceable and connected to the battery bus during operation of an APU?
    • A. 

      To provide emergency power for radio operations.

    • B. 

      To provide power for APU fire extinguishing and amergency APU shutdown.

    • C. 

      To provide power for APU fire extinguishing and emergency radio operations.

    • D. 

      To provide emergency radio operation an power for emergency APU shut down.

  • 29. 
    During APU start, which of the following EGT reading would indicate a malfunction?
    • A. 

      630-691 degree C

    • B. 

      691-715 degree C

    • C. 

      716-824 degree C

    • D. 

      325-575 degree C

  • 30. 
    How long can an ATM operate without normal hydraulic pressure?
    • A. 

      5 Seconds

    • B. 

      15 Seconds

    • C. 

      30 Seconds

    • D. 

      60 Seconds

  • 31. 
    • A. 

      A fireguard with a portable fire extinguisher.

    • B. 

      A fireguard with a two way radio.

    • C. 

      A fire truck shall stand by until power is available.

    • D. 

      A fire truck shall stand by during starting and single APU operation.

  • 32. 
    For cooling purposes, the APU should be run unloaded for ________ prior to shutting down?
    • A. 

      30 seconds

    • B. 

      1 minute

    • C. 

      2 minutes

    • D. 

      3 minutes

  • 33. 
    Emergency Procedures In the event of an APU / ATM fire, you will notify _______________________________________________________________ and provide the following information.
  • 34. 
    Emergency Procedures In the event an APU /ATM fire occurs during operation, after pulling the APU fire handle, why must you wait five seconds before placing the battery switch off?
    • A. 

      Allow time for the fire bottle to discharge.

    • B. 

      Allow time for the fuel valves to open.

    • C. 

      Allow time for the fuel valves to close.

    • D. 

      Allow time for hydraulic suction and pressure line shutoff valves to close.

  • 35. 
    Emergency Procedures If an APU fire occurs during operation and the APU fire extinguisher bottle(s) does not extinguish the fire, how can a fire extinguisher be discharged into the APU compartment?
    • A. 

      Through the APU compartment push-in door.

    • B. 

      Through the APU compartment access door.

    • C. 

      Through the APU inlet door.

    • D. 

      Through the ATM access service door.

  • 36. 
    Emergency Procedures What will be indicated if an APU fire occurs during APU operation?
    • A. 

      A fire lilght on the pilot's enunciator panel flashing and the audible warning sounds.

    • B. 

      A steady lilgtht in applicable APU fire pull handles; an APU fire light on the pilot's enunciator panel flashes and the audible horn sounds.

    • C. 

      A flashing light on/ in an APU fire handle and a buzzing sound.

    • D. 

      A steady FSS fire light and PTU zone light on at  the Flight Eengeneer's panel and audible horn sounding.

  • 37. 
    Emergency Procedures If an APU /ATM fire is indicated, write the first three steps in the proper order that must be accomplished by the operator.
  • 38. 
    When operating the APU / ATM system in hangers not equipped with automatic Fire Suppression System (FSS), two 150 lbs Halon fire extinguishers are required one near running APU / ATM and a major CRASH/RIRE/RESUE (CFR) vehicle must be on standby outside the hangar.
    • A. 

      True

    • B. 

      False

  • 39. 
    On INBD ELEVATOR panel ensure left system 3 and right system 2 hydraulic power switches are set to OFF before pressurizing the number 2 and number 3 hydraulic systems.
    • A. 

      True

    • B. 

      False