AD 2012-08-01
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Sikorsky | Aircraft Corporation | Airworthiness Directives; Sikorsky Aircraft Corporation Helicopters |
Unsafe Condition
Inaccurate above specification engine power margin data, which could result in the use of inaccurate engine performance data in calculating maximum gross weight.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Insert the limitation 'Performance credit for above specification engine power margin is prohibited' into the Operating Limitations section of the Rotorcraft Flight Manuals (RFMs) for affected helicopters. If the RFM already contains the specified revisions with correct performance charts, the insertion is not required.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
Within 90 days
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Affected Aircraft
Sikorsky Aircraft Corporation Model S-92A helicopters, certificated in any category, with RFMs S92A-RFM-002, -003, -004, -005, and -006.
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Source: Official FAA Source ↗
Retrieved: Apr 6, 2026
Rights: U.S. Government Public Domain
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