# Airworthiness Directives; Airbus Model A320-111 Airplanes; and Model A320-200, A321-100, and A321-200 Series Airplanes
> **Rule** · Final rule. · Published 2005-10-12 · Effective 2005-11-16 · 70 FR 59236
## Document
- **Document number:** 05-20067
- **Category:** airworthiness
- **Manufacturer:** Airbus Model A320-111
- **Type:** Rule
- **Action:** Final rule.
- **Citation:** 70 FR 59236
- **Publication date:** 2005-10-12
- **Effective date:** 2005-11-16
- **FAA docket:** Docket No. FAA-2005-21862
## Abstract

The FAA is adopting a new airworthiness directive (AD) for certain Airbus Model A320-111 airplanes; and Model A320-200, A321-100, and A321-200 series airplanes. This AD requires installing a bonding lead between the low pressure valve and the adjacent pipe assembly in each wing. This AD results from fuel system reviews conducted by the manufacturer. We are issuing this AD to prevent an ignition source for fuel vapor in the wing, which could result in fire or explosion in the adjacent wing fuel tank.

## Source
- [Federal Register document](https://www.federalregister.gov/documents/2005/10/12/05-20067/airworthiness-directives-airbus-model-a320-111-airplanes-and-model-a320-200-a321-100-and-a321-200)
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