Airworthiness directives › 2025-19-07
AD 2025-19-07 Airworthiness Directives; Airbus Canada Limited Partnership (Type Certificate Previously Held by C Series Aircraft Limited Partnership (CSALP); Bombardier, Inc.) Airplanes
Models named: BD-500-1A10, BD-500-1A11. Read the applicability below — it usually turns on serial or part numbers too.
Applicability*9
This AD applies to Airbus Canada Limited Partnership (Type Certificate previously held by C Series Aircraft Limited Partnership (CSALP); Bombardier, Inc.) Model BD-500-1A10 and BD-500-1A11 airplanes, certificated in any category, as identified in Transport Canada AD CF-2024-32, dated September 11, 2024 (Transport Canada AD CF-2024-32).
Compliance
Comply with this AD within the compliance times specified, unless already done.
Required actions
Except as specified in paragraphs (h) and (i) of this AD: Comply with all required actions and compliance times specified in, and in accordance with Transport Canada AD CF-2024-32.
Unsafe condition
This AD was prompted by an investigation that showed a change in the feed-through connector O-ring material at frame (FR) 51 increased the electrical bonding resistance due to the current torque specification being inadequate. The FAA is issuing this AD to address the unsafe condition, which if not addressed, could result in airplane susceptibility to electromagnetic interference (EMI), high-intensity radiated fields (HIRF) and lightning strikes.
Affected ADs
None.
Read the original on the Federal Register →
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The directive text above is reproduced from the Federal Register, a work of the United States government and in the public domain. The separation into applicability, compliance and required actions is TrackAD's.*1