美國下令檢查9,300架波音737飛機的機艙高度壓力開關
美國聯邦航空管理局(FAA)對所有波音(BA.US)737系列飛機的營運商發佈指令,要求就機艙高度壓力開關潛在故障問題進行檢查。
此前有營運商報告指,3種不同型號737飛機的機翼壓力開關都未能通過測試。FAA表示,如果機艙高度超3,050米,開關故障可能會導致機艙高度警告系統無法啓動,令機艙氧氣含量會變得非常低。
FAA表示,該指令覆蓋2,502架在美國註冊的飛機以及全球9,315架飛機。
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