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Chapter 12-2

Ice and Rain Protection

QuestionAnswer
20. If any ice accumulation is detected or suspected, and the ice detection system is not activating the ice protection, what should the pilot do ? [SOP] a) Manually activate the system by selecting the ice protection mode selector knob to ON
21. How can a pilot tell if the aircraft is picking up ice in flight? a) Look at the wipers and around the front windshield
22. What happens to the engine anti-ice valve with the loss of electrical power ? a) The engine anti-ice valve is fail safe open
23. Where do we set engine anti-ice for takeoff? a) MCDU T/O DATASET MENU
24. For takeoff, anti-ice on the MCDU TO DATASET is set to OFF, and the mode selector knob is set to AUTO . Will the anti-ice system turn on if icing conditions are encountered on the takeoff roll? a) Not until 1700 feet or 2 minutes after takeoff, whichever happens first
25. What does selecting ALL on the MCDU TO DATASET MENU provide for the engine, and how long does the protection last if no ice is detected with the ice mode selector knob in AUTO? a) Engine cowl is heated when the engine is running and turns off 1700 feet AGL or 2 minutes after liftoff whichever occurs first
26. What does selecting ALL on the MCDU TO DATASET MENU provide for the wings, and how long does the protection last if no ice is detected with the ice mode selector knob in AUTO ? a) 3 outboard slats are heated at a wheelspeed of 40 knots, and turns off at 1700 feet AGL or 2 minutes after liftoff whichever occurs first
27. With the Ice Detection mode selector knob set to AUTO and the T/O DATASET REF A/I set to OFF, the wing and engine anti-ice is inhibited until when? a) 1700 feet AGL or 2 minutes after liftoff, whichever happens first
28. When would the pilot select ALL on the MCDU DATASET REF A / I MENU? a) On the ground during taxi and takeoff when SAT is 10 degrees C or below and icing conditions exist or are anticipated to be encountered below 1700 AFE. (C)
29. When would the pilot select ENG on the MCDU DATASET REF A / I MENU? a) Never
30. When would the pilot select OFF on the MCDU DATASET REF A / I MENU? a) No icing conditions present
31. When are wings heated on the ground? a) If the MCDU DATASET REF A / I MENU is set to ALL, then they heat at a wheelspeed of greater than 40 knots.
32. With the ice detection mode selector knob set to ON, when will the engine anti-ice system operate? a) Whenever the respective engine is running
33. In icing conditions, what is the correct configuration for anti-ice when taxing after landing? a) ICE PROTECTION MODE selector knob set to ON
34. What is the maximum airspeed if the windshield wiper is failed unparked ? a) Vmo / Mmo
35. What happens if the windshield wiper is operated on a dry windshield? a) The wipers will not operate on a dry windshield b) Wiper will remain inoperative until the selector is set to OFF then one of the 3 available speeds.
Created by: lglippig
 

 



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