Icing Topics

Question 1

Ingredients needed for Icing

Answer 1

-Visible Moisture
-Around freezing temps (+-3)

Question 2

3 Types of Icing

Answer 2

1. Structural- Occurs on structures (i.e wings)
2. Instrument- Forms on instruments (pitot tube)
3. Induction- Forms on intake areas

Question 3

What can we use to check for icing before flying?

Answer 3

-Check Pireps, Iciing Probability, Icing Severity, and Freezing level

Question 4

De-Ice vs Anti-Ice

Answer 4

-De-Ice: Remove Ice (do not have)
-Anti-Ice: Pitot Heat, Window Defrost

Question 5

Icing encounter in-flight + Landing with ice accumulation

Answer 5

-Land, return to known non-icing
-Land without flaps, higher speed

Question 6

Tailplane stall

Answer 6

The icing on horizontal stab, produces down lift (buffering of control or uncommanded pitch down)