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My777-FAL > Engines And APU > Flashcards

Engines And APU Flashcards

1
Q

What does the autostart system NOT monitor during engine start?

A

Oil pressure and oil temperature

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2
Q

The maximum start EGT for 4077D and 4090-3 engines is

A

535C

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3
Q

The maximum start EGT for the 4077 engine is

A

535C

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4
Q

The NORM mode of EECs operation provides

A

Thrust limit and over speed protection

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5
Q

How does the EEC shift from NORM to the soft alternate mode of operation?

A

Automatically with a system malfunction

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6
Q

The EEC automatically selects approach idle when

A

Flaps are commanded to 25 or greater for a two engine approach

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7
Q

An autorelight is initiated anytime a flameout is detected. A flameout is detected by the EEC when

A

N2 is less than idle RPM

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8
Q

The autostart system will attempt a second start for all the following
conditions EXCEPT for

A

Insufficient air pressure

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9
Q

On the ground, the autostart system will attempt a maximum of _____
start(s).

A

2

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10
Q

During inflight engine start, how does the EEC react with the igniters?

A

It selects both igniters

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11
Q

The ALTN mode of EEC operation provide

A

Over speed protection

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12
Q

The autostart system will not attempt a second start on the ground if

A

the is no N1 rotation

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13
Q

The deployment of thrust reversers is

A

Prohibited in flight

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14
Q

In the alternate mode, the EEC uses _____ as the controlling parameter.

A

N1

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15
Q

If the EGT limit is exceeded during an inflight engine restart,

A

A manual start is required

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16
Q

During a ground Autostart with the FUEL CONTROL switch in RUN, at the appropriate _____ the engine valve opens and the ignitor(s) energize.

A

N2 RPM

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17
Q

Other than for engine start, oil quantity

A

Has no certified low limit

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18
Q

The normal power source for engine ignition is main AC power. The backup source for ignition is

A

Standby AC power

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19
Q

During a ground engine start, what action does AUTOSTART perform?

A

It may abort and then re-initialize the start

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20
Q

The EEC provides overtemperature protection

A

During auto start on the ground and in flight

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21
Q

During an inflight engine autostart, if the EGT limit is exceeded, the

A

Start is temporarily discontinued to allow engine cooling; however, the auto start is not aborted

22
Q

Forward throttle movement is mechanically restricted until

A

The reverse lever is fully down

23
Q

Which of the following is an indication that the thrust reversers are fully deployed?

A

REV above each digital EPR indicaron changes to green

24
Q

Engine anti-ice ON (automatically or manually selected) supplies bleed air to the engine cowl and _____ for the associated engine.

A

Continuous ignition

25
Q

In the normal EEC mode, the EEC sets thrust by controlling

A

EPR

26
Q

Oil pressure, temperature, and quantity are

A

Displayed on the secondary engine display

27
Q

What is the certified low oil quantity limit?

A

There is no certified low oil quantity limit

28
Q

Regarding the Thrust Reverser System, the EECs provide overboost protection in which mode?

A

Reverse

29
Q

The EECs are powered by

A

Dedicated engine mounted permanent magnetic alternators (PMAs)

30
Q

The START/IGNITION selectors control the _____ and provide continuous ignition capability.

A

Starter air valves

31
Q

When starting an engine in flight, the START/IGNITION switch in the NORM position operates

A

Both igniters continuously with the flap lever out of the UP position

32
Q

With Autostart switch selected OFF, the spar and engine fuel valves open, allowing fuel flow to the engine, when the

A

Engine fire handle is in and the FUEL CONTROL switch is in RUN

33
Q

During takeoff, the EGT indication is

A

Often in the amber band

34
Q

How would you know that the EEC had switched to the soft alternate mode?

A

EPR indication is blank

35
Q

Secondary engine indications are automatically displayed when

A

The fuel control switch is moved to the CUTOFF in flight

36
Q

Engine failure WARNINGs occur when the engine produces less than commanded thrust

A

During take-off below 400 feet radio altimeter and between 65 knots and slightly less than V1

37
Q

Secondary engine indications are automatically displayed when

A

A secondary engine parameter is exceeded

38
Q

The maximum altitude the APU can be used for Pack operation is

A

22,000 feet

39
Q

How many starters does the APU have?

A

Two, one electric and one air turbine

40
Q

The main airplane battery powers the APU

A

Inlet door, fuel valve, and fire detection systems

41
Q

In flight, the APU will automatically shut down with no cool-down period

A

An over speed

42
Q

On the ground with the engines not running, the APU shuts down with no cool-down period if which of the following occurs:

A

APU controller failure

43
Q

If AC power is not available, the DC pump in the _____ tank provides APU fuel.

A

Left main

44
Q

If the APU starts automatically in flight, it

A

Can be shutdown by positioning the selector ON then OFF

45
Q

With AC power available, and the APU selector to ON, the _____ and cannot be turned off on the ground.

A

Left forward fuel pump operates automatically

46
Q

What occurs when the APU selector is turned to OFF?

A

Initiates normal shutdown

47
Q

In flight, the APU automatically starts, regardless of APU selector position, under which of these conditions?

A

Loss of both AC transfer busses

48
Q

APU fuel can be provided by

A

Any AC fuel pump supplying fuel to the left fuel manifold

49
Q

The APU continues to operate in the attended mode and the EICAS message APU LIMIT displays for the _____ fault.

A

High EGT

50
Q

How can pilots be certain that the APU is operating normally?

A

The message APU RUNNING is displayed on the EICAS

My777-FAL (18 decks)

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