May 10, 2018

ATA30

Ice and Rain Protection



1.       Can the wing anti-ice be tested on the ground?
·         Yes, with valves only open for 30 seconds.
·         Yes.Valves stay open till selected off.
·         No.

2.       Anti-ice and de-icing protection is provided for:
·         The engine nacelle's and three outboard wing slats.
·         The engine nacelle's, the horizontal stabilizer, and three outboard wing slats.
·         The engine nacelle's, the horizontal stabilizer, the vertical stabilizer and three outboard wing slats.

3.       The probe heaters can be activated manually prior to engine start by placing the PROBE/WINDOW HEAT pushbutton.
·         True.
·         False.
4.       Where do the wing anti-ice indications appear on ECAM?
·         There is no indication on ECAM bleed page for wing anti-ice
·         An amber triangle appears on the ECAM bleed page
·         WING A.ICE appears on ECAM status page.
·         ANTI-ICE appears in white on the ECAM bleed page and W A.ICE appears in green on the ECAM memo when the wing P/B is pressed

5.       The Fault light on the engine anti-ice switches indicates the valve:
·         Is closed.
·         Position disagrees with switch position.
·         Is open.

6.       How is window heating regulated?
·         Manually by flight crew
·         Window heat is not regulated!
·         One Window Heat Computer (WHC) as master, the other as slave
·         By two independent Window Heat Computers (WHC), one for each side



7.       In the event of a low air pressure:
·         The engine anti-ice valve opens automatically
·         There is no effect on the anti-ice valve position
·         The engine anti-ice valve must be manually closed
·         The engine anti-ice valve closes automatically

8.       How can you check that engine anti-ice has been selected on?
·         You can observe the ON light on the associated engine anti-ice P/B and the ENGINE ANTI-ICE message on the ECAM engine page
·         You can observe the amber warning on the ECAM memo display and the amber anti-ice light on the overhead panel
·         You can observe the ENGINE ANTI-ICE message on the ECAM STATUS page
·         You can observe the blue ON light on the associated engine anti-ice P/B and the ENGINE ANTI-ICE memo on the E/WD

9.       Hot air anti icing is done for
·         Waste water drain mast
·         Sensors, pilot probes and static ports
·         Engine air in take and three outboard leading edge slats of each wing.
·         Flight compartment windows.

10.   When engine anti ice selected under icing conditions.
·         Nacelle anti ice valve will open provided engine is running.
·         Engine anti ice selected is indicated on the ECAM bleed page.
·         In case of electrical failure engine anti ice valve go to close position.
·         All the above are correct.

11.   The electric windshield wipers are controlled:
·         Automatically when in heavy rain
·         By two individual pushbuttons
·         By one rotary selector for both windshields
·         By two individual rotary selectors

12.   The wipers can operate at different speeds:
·         Low speed and high speed
·         Speed 1 and speed 2
·         Low, medium and high speed.
·         Speed is automatically adjusted depending on rain intensity.

13.   When the wiper is turned off:
·         The PARK position must be selected to stow the wiper
·         It continues to run for approximately 6 seconds
·         The wiper may stop in the pilots view
·         The wiper stops out of view

14.   The Window Heat Computer provides two power levels for the windshield:
·         High power when above 20,000 ft, low power when below 20,000 ft
·         High power when OAT < 10 deg.C, low power when OAT > 10 deg.C
·         High power in flight, low power on the ground
·         High power in icing conditions (flight only), low power in other conditions.

15.   The engine nacelle is anti-iced by:
·         Air bleed from the high pressure compressor
·         Air bleed from low pressure compressor
·         AC system and air bleed from low pressure compressor
·         DC system and air bleed from low pressure compressor.

16.   When an engine anti-ice valve is open:
·         N1 limit is automatically reduced and the idle N1 is automatically increased
·         N2 of the associated engine is automatically decreased
·         N2 limit is automatically reduced and N1 limit is automatically increased
·         There is no change in the N1 and N2 limits.

17.   Rain protection is provided by:
·         Warm bleed air blowing across the windshield.
·         Rain repellent and Windshield wipers.
·         Both are correct.


18.   Probe heat comes on automatically when:
·         The AC ESS bus is powered.
·         Electrical power is applied to the aircraft.
·         When at least one engine is running.

19.   On the ground the wing anti-ice valves will:
·         Open during a test sequence (30 seconds); provided pneumatic supply is available.
·         Not open at anytime.
·         Open any time the switch is pushed "ON".

20.   When a pneumatic leak is detected, the wing anti-ice valves:
·         Close automatically.               
·         Open automatically.
·         Remain in position.

21.   When either engine anti-ice valve is open:
·         Maximum N1 is increased.
·         Minimum idle rpm is increased.
·         Minimum idle rpm is reduced.

22.   Window heat operates at what power level in flight?
·         Low                                                                               
·         High


23.   The ______ on each wing are anti-iced with pneumatic bleed air.
·         Slats
·         Flaps                                                                             
·         Three outboard slats

24.   Electrical heating is provided for the protection of:
·         Pitots and Angle Of Attack (AOA) probes
·         Pitots, static ports and TAT probes
·         Pitots, static ports, AOA probes, and TAT probes.
·         Pitots and static ports

25.   What is the difference between the engine and wing anti-ice fault lights?
·         Both indicate valve in transit, or valve position disagrees with selected position. Wing light also could indicate low pressure.
·         Both indicate low pressure, or valve position disagrees with selected position. Wing light might indicate valve in transit.
·         Both indicate valve in transit, or low pressure. Wing light also could indicate valve position disagrees with selected position.
·         Both indicate valve in transit, or overheat 

26.   With reference to the PROBE/WINDOW HEAT pushbutton, which of the following is true?
·         The system should only be selected ON in icing conditions.
·         When in AUTO mode, the windows are heated only when necessary.
·         The system should only be selected ON after first engine start.
·         Window heating comes on automatically after first engine start.

27.   If one engine anti-ice system fails, the second one takes over and provides anti-icing for both engines.
·         True.
·         False.

28.   What happens when either engine anti-ice is open?
·         Maximum N1 is limited, continuous ignition is provided, maximum idle RPM is increased.
·         Maximum N1 is limited, continuous ignition is provided, minimum RPM is increased.
·         Minimum N1 is limited, continuous ignition is provided, minimum idle RPM is increased.

29.   In the event of loss of electrical supply the engine anti-ice valve:
·         Opens when the engine is shut down.
·         Closes when the engine is running.
·         Opens when the engine is running.
·         Open when the OAT is < 10 deg.C with the engine running

30.   With the loss of electrical power the wing anti-ice valves:
·         Fail in their current position.
·         Fail to the open position.
·         Fail to the closed position.

31.   The drain masts are heated after first engine start.
·         True.
·         False

32.   What is the speed limit to operate the windscreen wipers?
·         185 kts.
·         200 kts.
·         230 kts.
·         250 kts.

33.   In the event of an electrical power loss:
·         The engine anti-ice valves will open automatically, anti-icing is ensured.
·         The engine anti-ice valves will close automatically, anti-icing is lost.
·         The engine anti-ice valves will be controlled by the wing anti-ice controls.
·         The engine anti-ice valves remain in the position they were before.

34.   At what power level does window heat operate while airborne?
·         High power while airborne.
·         Shifts from low to high as window temperature requires.
·         Low power above 18,000 ft.
·         Low power above 25,000 ft.

35.   What happens to engine RPM when either engine anti-ice valve is open?
·         There is a fixed RPM increase.
·         The N1 limit for that engine is automatically increased.
·         The N1 limit for that engine is automatically reduced
·         There is a fixed RPM increase (3% of nominal N1)


36.   Window heat operation begins:
·         Automatically after the first engine start.
·         if the PROBE/WINDOW HEAT push button is selected ON by the crew prior to engine start.
·         Both are correct.


37.   What happens to the heat at the drain masts when the aircraft is on the ground?
·         Nothing.
·         The heat is reduced to prevent injury to ground personel.
·         Some of them are automatically switched off (pitot, AOA).

38.   The RAIN RPLNT (rain repellent) pushbutton is inhibited on the ground when the engines stopped.
·         True.
·         False.

39.   TAT probes are heated on the ground.
·         True.
·         False.

40.   The ON light illuminates on the wing anti-ice P/B :
·         When the anti-ice valves open
·         When the P/B is set to ON
·         When the fault light goes out
·         When the anti-ice valves open and the fault light goes out.


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