# Airworthiness Directives; Various Transport Category Airplanes Equipped With Chemical Oxygen Generators Installed in a Lavatory
> **Rule** · Final rule; request for comments. · Published 2011-03-08 · Effective 2011-03-14 · 76 FR 12556
## Document
- **Document number:** 2011-5292
- **Category:** airworthiness
- **Manufacturer:** Various Transport Category
- **Type:** Rule
- **Action:** Final rule; request for comments.
- **Citation:** 76 FR 12556
- **Publication date:** 2011-03-08
- **Effective date:** 2011-03-14
- **FAA docket:** Docket No. FAA-2011-0157
## Abstract

This document publishes in the Federal Register an amendment adopting airworthiness directive (AD) 2011-04-09 that was sent previously by individual notices to the known U.S. owners and operators of affected airplanes identified above. This AD requires modifying the chemical oxygen generators in the lavatory. This AD was prompted by reports that the current design of these oxygen generators presents a hazard that could jeopardize flight safety. We are issuing this AD to eliminate this hazard.

## Source
- [Federal Register document](https://www.federalregister.gov/documents/2011/03/08/2011-5292/airworthiness-directives-various-transport-category-airplanes-equipped-with-chemical-oxygen)
---
*AI Analytics · CC0 1.0*