AD 2011-27-08
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Agusta | S.p.A. | Airworthiness Directives; Agusta S.p.A. Helicopters |
Unsafe Condition
Fatigue crack found in the left elevator assembly along the riveting of the upper skin to the fourth rib, which could lead to elevator failure, reduced maneuverability, and loss of control.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Inspect the left and right elevator upper skin for cracks along the 4th rib station rivet line using a 10X power magnifying glass. Replace any cracked elevator assembly with an airworthy unit before further flight.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
Within 30 hours time-in-service for elevator assemblies with 400 or more hours TIS, and at intervals not exceeding 50 hours TIS for all affected helicopters.
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Affected Aircraft
All Agusta S.p.A. model A109S and AW109SP helicopters.
AI-generated summary from the source AD text. Verify against the official source before acting.
Source: Official FAA Source ↗
Retrieved: Apr 6, 2026
Rights: U.S. Government Public Domain
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