WITHDRAWN - FAA UPN TRANSFERRED TO EASA SUP WEBPAGE
- Published
AI-generated summary of the official EASA document. Verify against the PDF before acting.
What to do
Owners, operators, and maintenance facilities should review the FAA Unapproved Parts Notification referenced in the bulletin and take appropriate actions to identify and remove affected diodes from service. They should monitor communications from EASA and FAA for further instructions. No specific compliance deadlines are provided in this bulletin.
Summary
EASA Safety Information Bulletin SIB No. 2009-30 is a safety information bulletin addressing diodes that may have been manufactured without FAA production approval and could be counterfeit. The affected diodes are used in engines such as General Electric CF6-80, CF34-8C1, GE90-115, and CFM International CFM56-7B. This bulletin supports the FAA Unapproved Parts Notification No. 2009-200700141 dated 4 August 2009 and informs owners, operators, and maintenance facilities about the potential risks.
What changed
This bulletin communicates the findings of an FAA investigation revealing that certain diodes may not meet required design specifications and may be counterfeit. It transfers the FAA Unapproved Parts Notification information to the EASA platform to raise awareness among European stakeholders. The bulletin does not introduce new regulations but endorses the FAA's recommended actions.
Why it matters
Awareness of potentially unapproved or counterfeit diodes is critical for aviation professionals to ensure engine reliability and safety. Operators and maintenance organizations must be vigilant to avoid installation or continued use of these parts, which could compromise engine performance and regulatory compliance. This information helps maintain the integrity of the supply chain and supports safe aircraft operations.
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