The FAA has released a new draft Policy Statement concerning the vibration surveys and engine surveys required by § 33.83. The new guidance clarifies that this regulation is intended to require a full engine test (for type certificate applicants). The draft guidance, known as “PS‑ANE‑33.83‑01,” is currently available for public comment. Members will recall that MARPA successfully … Continue reading
EASA has proposed changes to their Engine Vibration rule. Initial review suggests that this could de-harmonize the US-EU rules, stifling development of a domestic European industry of independent producers of engine parts, and potentially inhibiting import of FAA-PMA parts in the future as well. Continue reading
The FAA has made a change to the rules concerning vibration testing (14 C.F.R. § 33.83). The change would require full engine testing of engine parts that are subject to vibration in the aircraft. Continue reading
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