AD 2015-02-22
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| engine | Rolls-Royce | Corporation | Airworthiness Directives; Rolls-Royce Corporation Turboprop and Turboshaft Engines |
Unsafe Condition
Failure of 3rd-stage and 4th-stage turbine wheel blades, which could cause engine failure and damage to the aircraft.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Replace the one-time visual inspection and fluorescent-penetrant inspection (FPI) with repetitive visual inspections and FPIs on certain 3rd-stage and 4th-stage turbine wheels.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
Within 50 flight hours after the effective date of this AD.
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Affected Aircraft
Rolls-Royce Corporation 250-C20, -C20B, and -C20R/2 turboshaft engines, including certain added engine models.
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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