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Power Plant (CFM 56)
59問 • 1年前
  • Angelo Ortiz
    • 通報

    問題一覧

  • 1

    On ground, the start sequence is automatically aborted:

    In case of hot start, hung start, a stall or no light up

  • 2

    During an automatic start on ground, the sequence is:

    Ignition by N2 > 16%, HP fuel valve opening by N2 > 22% - start valve closure by N2 > 50%

  • 3

    Thrust reversers are actuated by:

    Hydraulic actuators: green for engine 1 - yellow for engine 2

  • 4

    What is the EGT limit at TOGA power setting?

    950°C for 5 min both engine running

  • 5

    What is the maximum continuous oil temperature:

    140°C

  • 6

    The maximum continuous oil temperature limit may be exceeded . What is the limit, and under what conditions?

    155°C for less than 15 min

  • 7

    What is the minimum starting oil temperature:

    -40°C

  • 8

    What is the maximum N1:

    104%

  • 9

    What is the maximum N2:

    105%

  • 10

    What is the starter operating time for the 4 consecutive cycles?

    Each lasts a maximum of 2 minutes and 20 seconds pause between each attempt

  • 11

    Starter cool down time requirements are:

    15 min cooling time after 4 cycles of 2 min

  • 12

    The maximum reverse thrust should not be used below:

    70 knots (idle reverse down to A/C stop)

  • 13

    What is the maximum allowable flex temperature?

    ISA + 53°C

  • 14

    Reduced Take-off thrust is not permitted:

    On contaminated runway

  • 15

    EGT indication turns red on E/WD, when EGT is higher than:

    950°C

  • 16

    What is the FADEC?

    Is a digital engine control system that performs complete engine management

  • 17

    What device provides direct closure of the HP and LP shut-off valves?

    The ENG MASTER switch in the OFF position

  • 18

    Which valve ensures an adequate fuel flow:

    The fuel metering valve

  • 19

    Dry manual start, cranking on ground may be manually selected by setting:

    With MASTER switch to OFF, the ENG MODE SELECTOR to CRANK, and MAN START pushbutton to ON

  • 20

    During an automatic starting sequence, when does the pack valve close?

    When IGN/START is selected

  • 21

    During an automatic starting sequence:

    Start valve closes at N2>50%

  • 22

    Maximum EGT during engine start is:

    725°C

  • 23

    The FADEC automatically selects continuous ignition in the following cases:

    Ignition delay during start, flameout detected or EIU failure while engine running

  • 24

    How is the oil cooled?

    By the servo fuel heater and fuel/oil heat exchanger

  • 25

    Oil pressure indicator turns red when pressure is lower than?

    13 psi

  • 26

    REV GREEN appears on the N1 indicator when?

    The reverse doors are fully deployed

  • 27

    The low pressure rotor (N1) consists of:

    A front fan (1 stage) - 4 stage LP compressor - 4 stage LP turbine

  • 28

    LVR ASYM amber message (FMA) means:

    The thrust lever are not aligned

  • 29

    A/THR can be engaged:

    Automatically when pilot initiates a take-off or a go-around or if there is an alpha floor detection after T/O and down to 100ft (RA) on landing

  • 30

    In flight, if the instinctive disconnect pb is pressed for more than 15 sec., the A/THR including alpha floor is definitely lost:

    Right

  • 31

    At take-off, as soon as the power is set (FLEX or TOGA):

    ATS function is engaged but not active

  • 32

    After a FLEX TO, you have an engine failure and you want to select MCT:

    You set the throttle levers out of the FLEX/MCT detent (to TOGA or CLB detent) then back to FLEX/MCT position

  • 33

    Pressing the ENG. FIRE pb switch (on the ENG fire panel) causes the closure of:

    Fuel LP valve

  • 34

    MCT amber message (in the left part of the FMA) means:

    Throttles are not in MCT position after engine failure in flight

  • 35

    "LVR CLB" flashes white on FMA, if the throttles are not in CL position when:

    The A/C is above the altitude of thrust reduction

  • 36

    The thrust limit is computed by:

    The ECU according to the thrust lever position

  • 37

    On ground the automatic start sequence is:

    Start valve and LP fuel valve opens, ignition starts when N2 > 16%, HP fuel valves open when N2 > 22% when N2 > 50%, start valve closes and igniter off

  • 38

    In manual mode, when the thrust levers are between the CLB detent and IDLE:

    Each position of the levers corresponds to an N1

  • 39

    What is the minimum oil quantity (ECAM indications):

    9.5 qts + estimated consumption (0.5 qt/hr)

  • 40

    What is the minimum oil pressure at ground idle:

    13 psi

  • 41

    What is the maximum N2 for starter engagement:

    20%

  • 42

    In manual thrust, in cruise, the pilot should limit the N1. What is the limit?

    Displayed MAX CLB N1, minus 1.9 %

  • 43

    Is the MAX CRUISE N1 displayed on upper ECAM:

    No

  • 44

    At Toulouse (500 ft): Tref is 29°C, outside air temp. is 36°C and you found a corrected flex temp of 33°C.. Is it possible to use FLEX thrust for take-off?

    No

  • 45

    The FADEC system is:

    Self powered above 12% N2

  • 46

    Is the engine still supplied in case of fuel filter CLOG?

    Yes, by by-passing the fuel filter (by-pass) valve)

  • 47

    Reverse deployment requires TLA-3°, signal from the SEC's. One reverse will be lost if:

    Any

  • 48

    The accessory gearbox is driven by:

    The N2 rotor through a system of shafts and gears

  • 49

    In A/THR Mode the thrust computed by the FMGC is limited:

    By the ECU (with the TLA)

  • 50

    The thrust reverser activation condition are:

    Aircraft on the ground and thrust lever between reverse idle detent and max reverse

  • 51

    Which engine parameters are displayed on the E/WD?

    N1, N2. EGT and F.F.

  • 52

    Regarding the Manual engine start procedure on ground, which statement is true:

    The FADEC monitors the engine during a manual start and aborts the start on the ground, if the start EGT limit is exceeded before reaching 50% N2

  • 53

    If the ENG 1 or ENG 2 master switch are set to off, which fuel shut off valves are affected?

    The LP and HP fuel valves

  • 54

    During manual engine start on the ground:

    Both igniters are cut off when N2 reaches approximately 50%

  • 55

    What is the minimum engine oil quantity for aircraft dispatch?

    Oil quantity must be at or above 9.5 qt + estimated consumption (max average estimated consumption ~ 0.5 qt/h)

  • 56

    Single engine, what is the maximum time limit in TOGA power?

    10 min

  • 57

    What is the maximum starter operating time: (4 consecutive cycles of)

    2 min. followed by 20 sec. of no operation

  • 58

    Reduced thrust is permitted:

    If corrected temp. is lower than Tmax FLEX (ISA + 53°C)

  • 59

    Cranking may be manually selected by setting:

    With Master Sw. to OFF, the MODE selector to CRANK and MAN START pb to ON

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    問題一覧

  • 1

    On ground, the start sequence is automatically aborted:

    In case of hot start, hung start, a stall or no light up

  • 2

    During an automatic start on ground, the sequence is:

    Ignition by N2 > 16%, HP fuel valve opening by N2 > 22% - start valve closure by N2 > 50%

  • 3

    Thrust reversers are actuated by:

    Hydraulic actuators: green for engine 1 - yellow for engine 2

  • 4

    What is the EGT limit at TOGA power setting?

    950°C for 5 min both engine running

  • 5

    What is the maximum continuous oil temperature:

    140°C

  • 6

    The maximum continuous oil temperature limit may be exceeded . What is the limit, and under what conditions?

    155°C for less than 15 min

  • 7

    What is the minimum starting oil temperature:

    -40°C

  • 8

    What is the maximum N1:

    104%

  • 9

    What is the maximum N2:

    105%

  • 10

    What is the starter operating time for the 4 consecutive cycles?

    Each lasts a maximum of 2 minutes and 20 seconds pause between each attempt

  • 11

    Starter cool down time requirements are:

    15 min cooling time after 4 cycles of 2 min

  • 12

    The maximum reverse thrust should not be used below:

    70 knots (idle reverse down to A/C stop)

  • 13

    What is the maximum allowable flex temperature?

    ISA + 53°C

  • 14

    Reduced Take-off thrust is not permitted:

    On contaminated runway

  • 15

    EGT indication turns red on E/WD, when EGT is higher than:

    950°C

  • 16

    What is the FADEC?

    Is a digital engine control system that performs complete engine management

  • 17

    What device provides direct closure of the HP and LP shut-off valves?

    The ENG MASTER switch in the OFF position

  • 18

    Which valve ensures an adequate fuel flow:

    The fuel metering valve

  • 19

    Dry manual start, cranking on ground may be manually selected by setting:

    With MASTER switch to OFF, the ENG MODE SELECTOR to CRANK, and MAN START pushbutton to ON

  • 20

    During an automatic starting sequence, when does the pack valve close?

    When IGN/START is selected

  • 21

    During an automatic starting sequence:

    Start valve closes at N2>50%

  • 22

    Maximum EGT during engine start is:

    725°C

  • 23

    The FADEC automatically selects continuous ignition in the following cases:

    Ignition delay during start, flameout detected or EIU failure while engine running

  • 24

    How is the oil cooled?

    By the servo fuel heater and fuel/oil heat exchanger

  • 25

    Oil pressure indicator turns red when pressure is lower than?

    13 psi

  • 26

    REV GREEN appears on the N1 indicator when?

    The reverse doors are fully deployed

  • 27

    The low pressure rotor (N1) consists of:

    A front fan (1 stage) - 4 stage LP compressor - 4 stage LP turbine

  • 28

    LVR ASYM amber message (FMA) means:

    The thrust lever are not aligned

  • 29

    A/THR can be engaged:

    Automatically when pilot initiates a take-off or a go-around or if there is an alpha floor detection after T/O and down to 100ft (RA) on landing

  • 30

    In flight, if the instinctive disconnect pb is pressed for more than 15 sec., the A/THR including alpha floor is definitely lost:

    Right

  • 31

    At take-off, as soon as the power is set (FLEX or TOGA):

    ATS function is engaged but not active

  • 32

    After a FLEX TO, you have an engine failure and you want to select MCT:

    You set the throttle levers out of the FLEX/MCT detent (to TOGA or CLB detent) then back to FLEX/MCT position

  • 33

    Pressing the ENG. FIRE pb switch (on the ENG fire panel) causes the closure of:

    Fuel LP valve

  • 34

    MCT amber message (in the left part of the FMA) means:

    Throttles are not in MCT position after engine failure in flight

  • 35

    "LVR CLB" flashes white on FMA, if the throttles are not in CL position when:

    The A/C is above the altitude of thrust reduction

  • 36

    The thrust limit is computed by:

    The ECU according to the thrust lever position

  • 37

    On ground the automatic start sequence is:

    Start valve and LP fuel valve opens, ignition starts when N2 > 16%, HP fuel valves open when N2 > 22% when N2 > 50%, start valve closes and igniter off

  • 38

    In manual mode, when the thrust levers are between the CLB detent and IDLE:

    Each position of the levers corresponds to an N1

  • 39

    What is the minimum oil quantity (ECAM indications):

    9.5 qts + estimated consumption (0.5 qt/hr)

  • 40

    What is the minimum oil pressure at ground idle:

    13 psi

  • 41

    What is the maximum N2 for starter engagement:

    20%

  • 42

    In manual thrust, in cruise, the pilot should limit the N1. What is the limit?

    Displayed MAX CLB N1, minus 1.9 %

  • 43

    Is the MAX CRUISE N1 displayed on upper ECAM:

    No

  • 44

    At Toulouse (500 ft): Tref is 29°C, outside air temp. is 36°C and you found a corrected flex temp of 33°C.. Is it possible to use FLEX thrust for take-off?

    No

  • 45

    The FADEC system is:

    Self powered above 12% N2

  • 46

    Is the engine still supplied in case of fuel filter CLOG?

    Yes, by by-passing the fuel filter (by-pass) valve)

  • 47

    Reverse deployment requires TLA-3°, signal from the SEC's. One reverse will be lost if:

    Any

  • 48

    The accessory gearbox is driven by:

    The N2 rotor through a system of shafts and gears

  • 49

    In A/THR Mode the thrust computed by the FMGC is limited:

    By the ECU (with the TLA)

  • 50

    The thrust reverser activation condition are:

    Aircraft on the ground and thrust lever between reverse idle detent and max reverse

  • 51

    Which engine parameters are displayed on the E/WD?

    N1, N2. EGT and F.F.

  • 52

    Regarding the Manual engine start procedure on ground, which statement is true:

    The FADEC monitors the engine during a manual start and aborts the start on the ground, if the start EGT limit is exceeded before reaching 50% N2

  • 53

    If the ENG 1 or ENG 2 master switch are set to off, which fuel shut off valves are affected?

    The LP and HP fuel valves

  • 54

    During manual engine start on the ground:

    Both igniters are cut off when N2 reaches approximately 50%

  • 55

    What is the minimum engine oil quantity for aircraft dispatch?

    Oil quantity must be at or above 9.5 qt + estimated consumption (max average estimated consumption ~ 0.5 qt/h)

  • 56

    Single engine, what is the maximum time limit in TOGA power?

    10 min

  • 57

    What is the maximum starter operating time: (4 consecutive cycles of)

    2 min. followed by 20 sec. of no operation

  • 58

    Reduced thrust is permitted:

    If corrected temp. is lower than Tmax FLEX (ISA + 53°C)

  • 59

    Cranking may be manually selected by setting:

    With Master Sw. to OFF, the MODE selector to CRANK and MAN START pb to ON