Transport Canada — Airworthiness Directive (CAWIS)
Transport Canada — Airworthiness Directive (CAWIS) 2026-0139: Air conditioning – air distribution / air recirculation fans – inspection(s). Applies to SAAB AB SF340A and 340B. Air Conditioning (ATA 21). Issued 14 Jul 2026.
Sources: EASA, FAA, Transport Canada and the UK CAA — official safety advisories and notices, linked to the issuing authority. Informational only; consult the original document for current requirements.
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