AD 2020-15-18
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Leonardo | S.p.A. | Airworthiness Directives; Leonardo S.p.A. Helicopters |
Unsafe Condition
The FAA is correcting an airworthiness directive (AD) that published in the Federal Register. That AD applies to certain Leonardo S.p.A. (Leonardo) Model AB139, AW139, AW169, and AW189 helicopters. As published, one service bulletin reference in the AD is incorrect. This document corrects that error. In all other respects, the original document remains the same.
Required Actions
Remove each affected SMA inflation system and install a serviceable SMA inflation system. This may be done in accordance with the Accomplishment Instructions of ASB 139-533; ASB 169-099; or ASB 189-195; as applicable.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
At the applicable compliance time specified in Figure 2 to paragraph (h) of this AD
AI-generated summary from the source AD text. Verify against the official source before acting.
Affected Aircraft
Leonardo S.p.A. Model AB139, AW139, AW169, and AW189 helicopters, all serial numbers, equipped with an emergency flotation system (EFS) float assembly having specific part numbers.
AI-generated summary from the source AD text. Verify against the official source before acting.
Source: Official FAA Source ↗
Retrieved: Apr 4, 2026
Rights: U.S. Government Public Domain
This site is not affiliated with or endorsed by the FAA. Always verify with official sources.