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CS 25.929 Propeller de-icing

ED Decision 2016/010/R

(See AMC 25.929)

(a)     If certification for flight in icing conditions is sought, there must be a means to prevent or remove hazardous ice accumulations  that could form in the icing conditions defined in Appendices C and O on propellers or on accessories where ice accumulation would jeopardise engine performance (see AMC 25.929(a)).

(b)     If combustible fluid is used for propeller de-icing, CS 25.1181 to CS 25.1185 and CS 25.1189 apply.

[Amdt 25/16]

[Amdt 25/18]