Anti-Ice/Rain Protection

Question 1

Which areas receive anti-ice protection? AOM II 3-5

Answer 1

Engine Nacelles
Wings
Windshield & flight deck windows
Probes (AOA x 2, Pitot-Static x 4, TAT x2)
Ice Detection sensor

Question 2

Under what weather condition is NAI required to be ON? AOM I L-19

Answer 2

When the OAT (on ground) or TAT (in flight) is 10 degrees or below, and visible moisture is present such as:
Clouds
Fog with visibility less than 1 SM
Rain, snow, Ice Crystals
Runways, ramps, taxiways with snow/ice/slush/standing water

Question 3

Are the TAT probes heated? When? AOM II 3-0

Answer 3

Yes, In-flight only

Question 4

What indication do we have that NAC is ON? WAI? AOM II 3-6, 3-7

Answer 4

NAI displayed to the left of the vertical N1 display; WAI at the bottom of the N1 displays between #1 & #2 or #3 & #4.

Question 5

Which section of the wing is Anti-Iced? AOM II 3-7

Answer 5

The leading edge.

Question 6

At Flaps 5, what portion of the leading edge is being de-iced with WAI on? AOM II 3-7

Answer 6

NONE! Leading Edge Anti-Icing is INEFFECTIVE with flaps extended.

Question 7

Which windows provide Anti-Ice and anti-fogging protection? AOM II 3-9

Answer 7

All Flight Deck windows are electrically heated.
The forward windows have both exterior surface anti-icing and interior surface anti-fogging protection.
The side windows have interior anti-fogging protection only.

Question 8

When is anti-fogging available to the windows? AOM II 3-9

Answer 8

Anytime the aircraft is powered (the switch for each side is by the respective pilot’s O2 mask.

Question 9

How do we reset a windshield heat controller fault? AIM II 3-9

Answer 9

Turn the window heat switched OFF for 10 seconds, then back ON.

Question 10

Where is the windshield washer fluid reservoir located? AOM II3-4, 3-9

Answer 10

Behind the door in the book storage area, over the Captain’s left shoulder.