Airbus A330 – Engines - SmartCockpit - Airline training guides, Aviation, Operations, Safety

The Idle modes provided by the Full Authority Digital Engine Control (FADEC) are:

Modulated Idle, Approach Idle and Reverse Idle.

Ground Idle and Flight Idle.

Flight Idle and Reverse Idle.

Correct! Wrong!

High engine vibration may be accompanied by cockpit and cabin smoke and/or the smell of burning. This may be due only to compressor blade tip contact with associated abradable seals.

False.

True.

Correct! Wrong!

The FADEC has two modes of power setting, EPR and N1 modes.

False.

True.

Correct! Wrong!

Which of the following statements is true?

Each engine and its sensors are controlled by a computer called FADEC normally powered by the aircraft electrical network.

Each engine and its sensors are controlled by a computer called FADEC normally powered by its own internal generator.

Both engines are controlled by a computer called Full Authority Digital Engine Control (FADEC).

Correct! Wrong!

FADEC has two-channel redundancy, with one channel active and one standby. If one channel fails, the other automatically takes control. The system has a magnetic alternator for an internal power source. FADEC is mounted on the fan case.

Approach idle depends:

On A/THR mode (A/THR On or A/THR Off).

Only on altitude.

On bleed demand and Mach number.

Correct! Wrong!

Setting the ENG MASTER switch to OFF directly commands the closing of the LP and HP fuel shutoff valves for that engine’s fuel system.

False.

True.

Correct! Wrong!

The engine Accessory Gear Box (AGB) provides power for the:

Integrated Drive Generator (IDG) and a separate electric generator for FADEC.

IDG as a source of power for both aircraft systems and FADEC.

Alternator as a source of electric power.

Correct! Wrong!

During reverse operation, the thrust is controlled as a function of EPR.

True.

False.

Correct! Wrong!

During reverse operation, the thrust is controlled as a function of N1.

To allow the engine to accelerate rapidly from Idle to go-around thrust, FADEC selects approach idle:

When the landing gear is down.

When the flaps are extended to CONF 2, 3 or FULL.

Both statements are correct.

Correct! Wrong!

The oil system lubricates the engine components. The oil is cooled:

By circulating air during flight.

By fuel using a heat exchanger.

By air using cold air from outside, via an air exchanger.

Correct! Wrong!

If the automatic start fails the FADEC energizes both igniters at the same time during the second attempt at an engine start.

False.

True.

Correct! Wrong!

During a manual start up sequence, the ignition is performed by:

Simultaneously Igniters A and B.

Igniter A.

Alternatively Igniter A or B for every attempt.

Correct! Wrong!

After an engine failure during takeoff using FLEX thrust, to activate A/THR and to get MCT, pilot:

Has to let thrust levers in FLEX detent.

Has to push the A/THR pb on the FCU.

Has to move thrust levers out of MCT detent, to TOGA detent then back to MCT detent.

Correct! Wrong!

After takeoff, if thrust levers are left in FLEX/MCT detent:

A/THR is not active.

A/THR is active between O and MCT.

A/THR will be active by pressing A/THR pb on FCU.

Correct! Wrong!

The IDG oil cooling system is ensured by:

The IDG fuel/oil heat exchanger.

The RAM AIR HEAT exchanger.

Fuel returning to inner tank.

Correct! Wrong!

IDG oil cooling is ensured by the IDG fuel/oil heat exchanger using fuel flow from the fuel pump unit and, from the FMU through the fuel bypass valve at low engine power only.

During a first automatic start attempt only one igniter is supplied. The FADEC automatically alternates the igniters and/or channels used in successive start sequences. The ignition comes on automatically when N2 reaches:

10%.

50%.

20 %.

Correct! Wrong!

After takeoff, the pilot can change from FLX to MCT by moving the thrust lever to TOGA or CL, then back to MCT. After that, the FLX rating cannot be used.

False.

True.

Correct! Wrong!

Setting the thrust lever out of the MCT/FLX detent, without reaching TOGA or CL detent, has no effect.

ENG MODE selector on NORM, igniters A and B come on automatically when engines are running and:

Slats extended.

EIU (Engine Interface Unit) failure and slats extended.

Engine flameout is detected.

Correct! Wrong!

Internal engine fire may be encountered during engine start or engine shutdown. It may be seen by the ground crew, or the EGT may fail to decrease after the ENG MASTER lever is turned off. The flight crew shall not press the ENG FIRE pb-sw, since this would cut off the FADEC power supply, which would prevent motoring sequence.

True.

False.

Correct! Wrong!

External fire agents can cause severe corrosive damage. Consider the use of external fire agents only if the following procedure does not stop engine tailpipe fire.

The FADEC will automatically command the reverser to stow if at least one cowl is unstowed by more than _____ and reverse thrust is not selected while engine is running.

20%.

10 %.

30%.

Correct! Wrong!

The Full Authority Digital Engine Control (FADEC) provides engine protections:

Only at high thrust settings.

For overspeed limits (N1 and N2) in all flight phases and EGT monitoring during start phase only.

Through the start phase of operation only.

Correct! Wrong!

The EGT limit does not appear:

If the alpha floor protection is active.

When a takeoff or a go-around mode is selected, or when the thrust reversers are selected, or if the alpha floor protection is activated.

If the alpha floor protection is active and when the thrust reversers are selected.

Correct! Wrong!

During deployment, engine reverse thrust is limited to idle, until the reversers are fully deployed.

True.

False.

Correct! Wrong!

During deployment, engine reverse thrust is limited to idle, until the reversers are deployed by more than 78 %. Then, FADEC will command full reverse thrust to be available when reversers position are more than 90 % deployed.

After takeoff with FD on, when the thrust levers are in FLEX detent:

A/THR will become active by pressing A/THR pb on FCU.

A/THR will become active when thrust levers are moved back to CL.

A/THR is active 2 seconds after airborne.

Correct! Wrong!

A manual start sequence can be initiated _____ following a dry crank sequence by selecting the ENG START selector to IGN/START and ENG MASTER switch to ON.

30 seconds.

1 minute.

Immediately.

Correct! Wrong!

In case of inadvertent engine shutdown by cycling the Engine Master lever to OFF then ON, the FADEC will attempt automatically a relight regardless of the rotary selector position.

False.

True.

Correct! Wrong!

What is the true statement about the electrical supply of the FADEC?

Both statements are correct.

The FADEC is electrically supplied by the aircraft network when N2 is less than 15%.

The FADEC is electrically supplied by its own generator when N2 is more than 12%.

Correct! Wrong!

During climb phase, A/THR active, pilot sets thrust levers on IDLE:

N1 stays at a fixed value.

N1 is still controlled by A/THR.

N1 decreases and A/THR is disconnected.

Correct! Wrong!

When performing a manual dry ventilation, the start valve will close:

When pilot selects the ENG MAN START pb Off.

When the pilot selects ENG START selector to NORM.

Automatically when engine N2 is above approximately 50%.

Correct! Wrong!

CONTROLS AND INDICATORS - ENGINE DISPLAY IDLE INDICATION - Both engines are at idle speed, and the aircraft is in flight.

It pulses during 10 seconds, and then remains steady.

It is shown in green 10 seconds and then it remains steady in white.

It pulses in white 20 seconds and then it remains steady in white.

Correct! Wrong!

The Full Authority Digital Engine Control (FADEC) displays its engine parameters and information on:

Lower ECAM engine page only.

Engine Warning Display (Upper ECAM) and Cruise and Engine page (lower ECAM).

Engine Warning Display (Upper ECAM only).

Correct! Wrong!

When the ENG MODE selector is on IGN/START position and if the ENG MASTER is not switched on, within 30 seconds:

The pack valves will re-open.

The pack valves stay in the previous position.

There is a caution advisory that makes the flight crew aware to start the engine immediately.

Correct! Wrong!

On ground before starting engine, when the flight crew selects the ENG MODE selector to IGN/START:

The pack valves will close in half open position.

The pack valves will close.

The pack valves will remain open.

Correct! Wrong!

The reverse thrust system is actuated by:

Hydraulic pressure.

Pneumatic pressure.

A mechanical release system and stowed pneumatically.

Correct! Wrong!

Reverse thrust is obtained by deflecting the fan airstream. This is done when the translating cowls are fully-deployed backward. This action therefore enables the pivoting blocker doors to divert the fan flow forward through the cascades.

Which one of the following statements is true?

FADEC has three idle modes: Modulated idle, Approach idle and Reverse idle.

FADEC has one idle mode that is available during approach.

FADEC has two idle modes: Approach idle and Reverse idle.

Correct! Wrong!

The upper ECAM EW/D displays the engine's primary parameters permanently:

The lower ECAM SD displays the secondary parameters when they are selected manually by the flight crew.

Both statements are correct.

The lower ECAM SD displays the secondary parameters when they are selected by the system.

Correct! Wrong!

Flying with A/THR active, pilot sets thrust lever to TO/GA position:

N1 increases to TO/GA.

N1 is still controlled by A/THR.

N1 increases to MCT.

Correct! Wrong!

The ENG MASTER switch controls:

Only the HP Fuel Valve.

Only the LP Fuel Valve.

Both HP and LP Fuel Valves.

Correct! Wrong!

What does the blue A/THR indication on FMA mean?

Autothrust is active.

There is a disagreement between the A/THR pb on FCU and the FMA mode.

Autothrust is armed and not active.

Correct! Wrong!

If the ENG MODE selector is turned to the CRANK position:

The Start Valve is armed and operational via the MAN START pb for dry ventilation only.

The start is operational via the MAN START pb and engine start is possible.

Auto start is available.

Correct! Wrong!

In case of takeoff without FD using FLEX thrust:

A/THR becomes active when the thrust levers are moved to CL detent.

A/THR is activated by pressing A/THR pb on FCU and thrust levers in CLB position.

A/THR is normally activated.

Correct! Wrong!

The ignition is automatically cut off when N2 is:

Between 43 and 54 %.

42%

50%

Correct! Wrong!

LVR MCT is flashing on the FMA if the thrust levers are not set in MCT detent:

After slats and flaps retraction.

After engine failure, when speed is greater than Green Dot (GD).

After engine failure regardless of speed relation.

Correct! Wrong!

Engines running, thrust levers are set between IDLE and CLIMB, the FADEC calculated N1 is equal to TLA and N1 is limited to:

N1 FLEX/MCT.

N1 CLB.

N1 TO/GA.

Correct! Wrong!

Each engine fuel system has LP and HP Fuel Valves:

ENG MASTER switch controls HP fuel valve, the FIRE pb controls LP fuel valve and HP fuel valve.

ENG MASTER switch controls LP fuel valve and HP fuel valve, the FIRE pb controls LP fuel valve.

ENG MASTER switch controls HP fuel valve, the FIRE pb controls LP fuel valve.

Correct! Wrong!

If the first engine start fails:

FADEC performs a new start using the other igniter.

The flight crew proceeds to a new start resetting ENG MASTER switch and ENG START knob.

FADEC performs a new start selecting two igniters.

Correct! Wrong!

The CLB thrust limit mode indication is displayed on EW/D when:

The thrust levers are set above the CLB position.

At least one thrust lever is in CLB position with the other between Idle and CLB.

At least one thrust lever is in CLB position with the other above CLB position.

Correct! Wrong!

The Variable Stator Vannes (VSV), Variable Bleed Valves (VBV) and Burner Staging Valve (BSV) that optimize the engine ratio, control the clearance and igniters, are activated by:

Hydraulic system.

Fuel pressure as required by FADEC via HMU.

Air bleed system.

Correct! Wrong!

Airbus A330 – Engines