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AA787 > Ice and Rain Protection > Flashcards

Ice and Rain Protection Flashcards

1
Q

Engine or wing anti-ice use modifies stick shaker logic, increasing the stick shaker speed and minimum maneuvering speed with…
- flaps out of up.
- flaps up.
- Landing flaps only.
- no dependence on flap setting.

A

flaps out of up.

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2
Q

The engine anti-ice indication ____ is displayed in _________ above the EICAS N1 indication when an engine anti-ice valve is open.
- TAI, white
- TAI, amber
- EAI, green
- WAI, green

A

EAI, green

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3
Q

The automatic ice detection system senses the existence of icing conditions and provides signals to control the engine, wing, and pack inlet anti-ice. Automatic ice detection is inhibited…
- on the ground above 75 knots.
- on the ground below 75 knots.
- on the ground.
- when a bleed air leak is detected.

A

on the ground below 75 knots.

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4
Q

When the engine anti-ice indication EAI is displayed in green above the EICAS N1 indication, it indicates that…
- the engine anti-ice valve is open.
- an anti-ice valve has failed.
- the engine anti-ice system is off.
- the engine anti-ice system is armed.

A

the engine anti-ice valve is open.

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5
Q

Wing anti-ice may be momentarily shed for up to 30 seconds during high electrical loads, such as during flap retraction.
- True
- False

A

True

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6
Q

If an anti-ice duct leak is detected, the respective engine anti-ice valve closes.
- True
- False

A

True

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7
Q

Automatic wing anti-ice operation is available in flight and on the ground above…
- 60 knots.
- VR.
- 75 knots.
- 100 knots.

A

75 knots.

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8
Q

The wing anti-ice system…
- provides bleed air to all leading edge slats on each wing and is inhibited during all ground operation.
- powers thermal anti-icing mats on the leading edge slats on each wing.
- provides bleed air to the three outboard leading edge slats on each wing.
- is inhibited during all ground operations.

A

powers thermal anti-icing mats on the leading edge slats on each wing.

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9
Q

If one wing anti-ice thermal mat fails, the wing anti-ice system automatically de-powers the opposite thermal mat to prevent asymmetrical wing icing.
- True
- False

A

True

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10
Q

All fight deck windows are electrically heated. With WINDOW HEAT switches ON, what surface protection is provided to the forward flight deck windows?
- Exterior surface anti-icing and interior surface antifogging.
- Both interior and exterior surface anti-ice and rain.
- Both interior and exterior surface antifogging protection only.
- Exterior surface antifogging and interior surface anti-ice and rain.

A

Exterior surface anti-icing and interior surface antifogging.

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11
Q

Pack inlet anti-ice functions…
- on the ground only.
- on the ground and in flight.
- continuously after the first engine is started.
- automatically with signals from the automatic ice detection system.

A

automatically with signals from the automatic ice detection system.

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12
Q

ANTI-ICE ON advisory message on EICAS indicates…
- An ANTI-ICE selector is ON.
- TAT is more than 10°C.
- Ice is not detected.
- All of the above are correct.

A

All of the above are correct.

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13
Q

Wing anti-ice protection is provided using…
- thermal anti-icing mats on the leading edge slats on each wing.
- bleed air on the three slats outboard of each engine.
- thermal and pneumatic anti-icing devices on each slat.
- inflatable boots on all leading edge devices.

A

thermal anti-icing mats on the leading edge slats on each wing.

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14
Q

With a single engine shut down, engine anti-ice protection is still available to the operating engine.
- True
- False

A

True

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15
Q

During taxi-in, automatic operation of the engine anti-ice system is…
- available only when N1 is above 60%.
- active on the ground only after icing has been detected.
- also available on the ground.
- inhibited on the ground.

A

inhibited on the ground.

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16
Q

The wing anti-ice indication ____ is displayed in _________ below the EICAS N1 indication when wing anti-ice is powered.
- TAI, white
- TAI, amber
- EAI, green
- WAI, green

A

WAI, green

17
Q

A continuous application of windshield washer fluid can…
- not be applied. Only momentary applications of wash fluid can be applied.
- be applied by momentarily pushing the WASHER switch.
- be applied by positioning the WASHER switch to the continuous position.
- be applied by holding the WASHER switch to the ON position.

A

be applied by holding the WASHER switch to the ON position.

18
Q

When the ENGINE ANTI-ICE selector is ON, the engine anti-ice valves close automatically…
- for bleed air overtemperature, overpressure, or leak.
- during start.
- when an engine fire switch is pulled.
- All of the above are correct.

A

All of the above are correct.

19
Q

The electric wing anti-ice system powers thermal anti-icing mats on…
- the leading and trailing edges of areodynamically critical slat panels.
- the leading edge slats on each wing.
- all leading edge slats when landing flaps are selected.
- three leading edge slats and three trailing edge flaps on each wing.

A

the leading edge slats on each wing.

20
Q

The EEC selects icing idle automatically whenever engine anti-ice is on.
- True
- False.

A

True

21
Q

Engine anti-ice can be operated manually by positioning the ENGINE ANTI-ICE selector to ON…
- only when TAT exceeds 20°C.
- only on the ground.
- on the ground or in flight.
- only in flight.

A

on the ground or in flight.

22
Q

The automatic ice detection system has ______________ that measure(s) liquid water content, and use(s) TAT, other temperature sources, and other air data information to determine if icing conditions exist.
- three ice detectors
- one icing condition detector
- two icing condition detectors
- an airframe ice sensor

A

two icing condition detectors

23
Q

The automatic ice detection system senses the existence of icing conditions and provides signals to control the…
- engine anti-ice
- wing anti-ice
- pack inlet anti-ice
- All of the above are correct.

A

All of the above are correct.

24
Q

The total air temperature probe is electrically heated for anti-ice protection…
- on the ground and in flight.
- when ice is detected.
- in flight.
- when the first engine is started.

A

in flight.

25
Q

Integrated Standby Flight Display (ISFD) air data is unaffected with a loss of center pitot heat.
- True
- False

A

False

26
Q

Automatic wing anti-ice is available on the ground…
- never. Wing anti-ice is always inhibited on the ground.
- at speeds greater than 75 knots.
- with either N1 above 80%.
- always as long as normal electrical power is available.

A

at speeds greater than 75 knots.

AA787 (20 decks)

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