Superseded. This AD was superseded by AD 2024-22-04. Verify which one applies to your serial and effectivity before any maintenance action.
AD 2021-09-03
Effective 05/04/2021 · Published 04/19/2021
Airworthiness Directives; Airbus Canada Limited Partnership (Type Certificate Previously Held by C Series Aircraft Limited Partnership (CSALP); Bombardier, Inc.) Airplanes
Summary
The FAA is adopting a new airworthiness directive (AD) for certain Airbus Canada Limited Partnership Model BD-500-1A10 and BD-500- 1A11 airplanes. This AD was prompted by reports of the failure of emergency locator transmitter (ELT) antennas. This AD requires repetitive replacements of the ELT antenna and repetitive inspections for damage of the exterior fuselage skin around the ELT antenna attachment area, as speci…