Questions tagged [anti-ice]

Systems that aim to prevent ice from forming on the outer surface of an aircraft, especially the wings, engine intakes, windows, and propellers (as applicable).

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Why is engine anti-ice used only until -40 for climb and cruise, but at all temperatures in descent?

Why is engine anti-ice secured in cruise and climb when SAT is -40 or less? Yet in descent it is turned on with visible moisture regardless of SAT.
CapMike
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What do the pilots do if the plane they are operating does not have an anti-ice system?

Anti-icing equipment is designed to prevent the formation of ice, while deicing equipment is designed to remove ice once it has formed. These systems protect the leading edge of wing and tail surfaces, pitot and static port openings, fuel tank…
user49475