Anti-Ice and Rain Flashcards
Where is the engine anti-ice (EAI) annunciation displayed?
A. The engine anti-ice (EAI) annunciation is displayed on the status page.
B. The engine anti-ice (EAI) annunciation is displayed above the EICAS N1 indication.
C. The engine anti-ice (EAI) annunciation is displayed on the secondary engine display.
D. Engine anti-ice operation is not displayed.”
B. The engine anti-ice (EAI) annunciation is displayed above the EICAS N1 indication.
What happens if an engine anti-ice duct leak is detected?
A. The engine anti-ice system fails OFF and will automatically reset after 5 minutes.
B. The respective engine anti-ice selector must be placed to ON.
C. The affected engine anti-ice valve automatically closes.
D. The system automatically switches to the alternate anti-ice duct.”
C. The affected engine anti-ice valve automatically closes.
With the window heat switches ON, when does window heat operate?
A. Window heat operates only when the airplane is in flight.
B. Window heat operates as soon as electrical power is established.
C. Window heat operates when TAT is 10 degrees C or below.
D. Window heat operates when the ice detection system detects icing.”
B. Window heat operates as soon as electrical power is established.
Automatic Engine Anti-Ice is:
A. Available on the ground or in flight.
B. Available only when N1 is above 60%.
C. Active only after icing has been detected.
D. Inhibited on the ground.”
D. Inhibited on the ground.
How are all of the flight deck windows heated?
A. All of the flight deck windows are heated with bleed air.
B. All of the flight deck windows are heated using both electricity and hot bleed air.
C. Only the forward flight deck windows are heated electrically.
D. All of the flight deck windows are heated electrically.
D. All of the flight deck windows are heated electrically.
Which of the following statement(s) are true about the operation of the WAI and EAI systems?
A. EAI may be manually selected for ground operation and WAI is inhibited on the ground below 75 kts.
B. Both are automatically activated when required on the ground or in flight.
C. On the ground EAI is automatic, WAI requires manual activation.
D. WAI is automatic in the air, but WAI requires manual activation on the ground.
A. EAI may be manually selected for ground operation and WAI is inhibited on the ground below 75 kts.
When WAI is activated, what surfaces are anti-iced?
A. All leading edge slats.
B. Three leading edge slats and three trailing edge flaps on each wing.
C. All leading edge slats when landing flaps are selected.
D. The four mid-wing leading edge slats on each wing.
D. The four mid-wing leading edge slats on each wing.
When can engine anti-ice be operated manually?
A. Only when TAT above 20C.
B. Only on the ground.
C. On the ground or in flight.
D. Only in flight.
C. On the ground or in flight.
Which windows are heated for anti-ice protection?
A. Forward windows and side windows.
B. Forward windows only.
C. Captains forward window and side window.
D. Forward windows and captains side window.
B. Forward windows only.
An “OVERHEAT WING” EICAS message appears if ____.
A. A wing anti-ice mat overheat condition is detected.
B. A wing anti-ice bleed leak is sensed and the WAI switch is AUTO or ON.
C. No messages are generated because of switch position.
D. A and B
A. A wing anti-ice mat overheat condition is detected.
The automatic ice detection system includes ________.
A. Three ice detector probes.
B. One ice detector probe.
C. Two icing condition detectors.
D. A wiper nut ice sensor.
C. Two icing condition detectors.
What areas of the engine are heated by the anti-ice system?
A. The engine cowl.
B. The engine bullet and the fixed stator vanes.
C. The engine cowl, the bullet, and the fixed stator vanes.
D. The engine cowl inlet and engine core.
D. The engine cowl inlet and engine core.
When are the pitot tubes heated?
A. In flight
B. On the ground with either engine operating.
C. In flight only
D. Both A and B are correct.
D. Both A and B are correct.
When is the TAT probe heated?
A. In flight only.
B. On the ground with either engine operating.
C. When icing conditions are detected.
D. None of the above.
A. In flight only.
ISFD air data may be unreliable in icing conditions with:
A. Loss of left pitot probe heat.
B. Loss of right pitot probe heat.
C. No conceivable condition would cause ISFD air data to become unreliable in icing conditions.
D. Loss of center pitot probe heat.”
D. Loss of center pitot probe heat.
