# Airworthiness Directives; Airbus Airplanes
> **Rule** · Final rule; request for comments. · Published 2017-09-11 · Effective 2017-09-26 · 82 FR 42579
## Document
- **Document number:** 2017-18966
- **Category:** airworthiness
- **Manufacturer:** Airbus
- **Type:** Rule
- **Action:** Final rule; request for comments.
- **Citation:** 82 FR 42579
- **Publication date:** 2017-09-11
- **Effective date:** 2017-09-26
- **FAA docket:** Docket No. FAA-2017-0808
## Abstract

We are adopting a new airworthiness directive (AD) for all Airbus Model A350-941 airplanes. This AD requires repetitive on-ground power cycles to reset the internal timer. This AD was prompted by the in-service loss of communication between some avionics systems and the avionics network. We are issuing this AD to address the unsafe condition on these products.

## Source
- [Federal Register document](https://www.federalregister.gov/documents/2017/09/11/2017-18966/airworthiness-directives-airbus-airplanes)
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