AD 2006-23-07
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| engine | Rolls-Royce | plc Trent 768-60 | Airworthiness Directives; Rolls-Royce plc Trent 768-60, Trent 772-60, and Trent 772B-60 Turbofan Engines. |
Unsafe Condition
Release of fan annulus filler into the engine, leading to a dual-engine shutdown on twin-engine airplanes.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Inspect the accumulated life of fan annulus fillers, part number FK21226, and ensure it does not exceed 7,500 cycles-in-service (CIS) by December 31, 2006. Replace one engine or one set of fan annulus fillers if necessary. After December 31, 2006, remove sets of fan annulus fillers, P/N FK21226, before exceeding 6,500 CIS.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
Within specified compliance times: by December 31, 2006, and before exceeding 6,500 CIS after that date.
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Affected Aircraft
Rolls-Royce plc Trent 768-60, Trent 772-60, and Trent 772B-60 turbofan engines installed on, but not limited to, Airbus A330 airplanes.
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Source: Official FAA Source ↗
Retrieved: Apr 4, 2026
Rights: U.S. Government Public Domain
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