FAA To Order 757, 767 AOA Vane Upgrades

Credit: Nigel Howarth/AWST
WASHINGTON—Reports of nuisance stall warnings triggered by frozen angle-of-attack (AOA) vanes has led FAA to mandate replacement of the parts on Boeing 757s, 767s, and 727s.FAA in a notice of proposed rulemaking set for publication July 9 is proposing a 36-month window for replacing affected AOA...

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