AD 2021-25-08

final rule
Data completeness: 80%

Airworthiness Directives; Leonardo S.p.a. Helicopters

AD Number
2021-25-08
Status
final_rule
Effective Date
Product Category
aircraft
Docket
Docket No. FAA-2021-1060
FR Citation
86 FR 71825

Applicability

TypeManufacturerModelDetails
aircraft Aviat Various Airworthiness Directives; Leonardo S.p.a. Helicopters

Unsafe Condition

ice shedding ingestion by the engines, which could lead to a double engine in-flight shut-down and consequent loss of control of the helicopter.

AI-generated summary from the source AD text. Verify against the official source before acting.

Required Actions

Replacing affected parts with serviceable parts in accordance with the manufacturer's service information. Installing the MR tip light fairing modification P/N 8G3340P02411. Installing the rescue hoist kit removable parts as a temporary action until modification of the helicopter.

AI-generated summary from the source AD text. Verify against the official source before acting.

Compliance Time

400 hours time-in-service after the effective date of this AD.

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Affected Aircraft

Leonardo S.p.A. Model AW189 helicopters.

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

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