Airworthiness directives › 2026-10-04
AD 2026-10-04 Airworthiness Directives; Bell Textron Canada Limited Helicopters
Models named: 407. Read the applicability below — it usually turns on serial or part numbers too.
Applicability*9
This AD applies to Bell Textron Canada Limited Model 407 helicopters, serial numbers 54300 through 54752, 54805 through 54999, and 56300 through 56366 and 56368, certificated in any category.
Compliance
Comply with this AD within the compliance times specified, unless already done.
Required actions
Except as specified in paragraph (h) of this AD: Comply with all required actions and compliance times specified in, and in accordance with, Transport Canada AD CF-2025-22, dated April 23, 2025 (Transport Canada AD CF-2025-22).
Unsafe condition
This AD was prompted by a determination that chafing can occur at various locations on the electrical harnesses located in the aircraft instrument panel area. The FAA is issuing this AD to detect and address chafing. The unsafe condition, if not addressed, could result in smoke or fire in the cockpit and loss of control of the helicopter.
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