19 Feb 2025

✈️FAA Proposes New Airworthiness Directive for Airbus Airplanes

Airworthiness Directives; Airbus Canada Limited Partnership (Type Certificate Previously Held by C Series Aircraft Limited Partnership (CSALP); Bombardier, Inc.) Airplanes

Summary

The FAA proposes to adopt a new airworthiness directive (AD) for certain Airbus Canada Limited Partnership Model BD-500-1A10 and BD- 500-1A11 airplanes. This proposed AD was prompted by an investigation that showed a change in the feed-through connector O-ring material at a certain frame increased the electrical bonding resistance due to the current torque specification being inadequate. This proposed AD would require electrical bonding tests between the feed-through connectors and the forward side of the bulkhead at a certain frame, and the installation of two electrical bonding plates of connectors, as applicable, as specified in a Transport Canada AD, which is proposed for incorporation by reference (IBR). The FAA is proposing this AD to address the unsafe condition on these products.

Agencies

  • Transportation Department
  • Federal Aviation Administration

Business Impact ?

$$$ - High

The FAA's proposed airworthiness directive (AD) requires compliance actions potentially impacting 36 airplanes, affecting business operating costs and regulatory compliance for airlines and aircraft operators. This includes testing, installation of bonding plates, and significant labor expenses as outlined in cost tables (estimated at $70,380 total for U.S. operators).

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