# Airworthiness Directives; Airbus SAS Airplanes
> **Rule** · Final rule. · Published 2025-03-04 · Effective 2025-04-08 · 90 FR 11122
## Document
- **Document number:** 2025-03455
- **Category:** airworthiness
- **Manufacturer:** Airbus SAS
- **Type:** Rule
- **Action:** Final rule.
- **Citation:** 90 FR 11122
- **Publication date:** 2025-03-04
- **Effective date:** 2025-04-08
- **FAA docket:** Docket No. FAA-2024-2549
## Abstract

The FAA is adopting a new airworthiness directive (AD) for certain Airbus SAS Model A330-200, A330-200 Freighter, and A330-300 series airplanes. This AD was prompted by a report of contamination of the advanced pneumatic detector pressure switch of engine pylon fire detectors. This AD requires require replacement of the affected parts and prohibits installation of affected parts, as specified in a European Union Aviation Safety Agency (EASA) AD, which is incorporated by reference. The FAA is issuing this AD to address the unsafe condition on these products.

## Source
- [Federal Register document](https://www.federalregister.gov/documents/2025/03/04/2025-03455/airworthiness-directives-airbus-sas-airplanes)
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