AD 2012-06-23
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| engine | Rolls-Royce | plc | Airworthiness Directives; Rolls-Royce plc Turbofan Engines |
Unsafe Condition
LP compressor blades failing due to blade root cracks, which could lead to uncontained engine failure and damage to the airplane.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Inspect low-pressure (LP) compressor blades listed in Appendices 3A through 3G of RR Alert Service Bulletin (ASB) No. RB.211-72-AG244, Revision 4, dated December 22, 2011.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
Within 70 cycles of the effective date for blades with more fatigue damage from prior use.
AI-generated summary from the source AD text. Verify against the official source before acting.
Affected Aircraft
Rolls-Royce plc RB211-Trent 875-17, RB211-Trent 877-17, RB211-Trent 884-17, RB211-Trent 884B-17, RB211-Trent 892-17, RB211-Trent 892B-17, and RB211-Trent 895-17 turbofan engines.
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
This site is not affiliated with or endorsed by the FAA. Always verify with official sources.