AD 2011-08-07

final rule
Data completeness: 70%

Airworthiness Directives; Rolls-Royce plc (RR) RB211-Trent 800 Series Turbofan Engines

AD Number
2011-08-07
Status
final_rule
Effective Date
Product Category
aircraft
Docket
Docket No. FAA-2010-0821
FR Citation
76 FR 59013

Applicability

TypeManufacturerModelDetails
aircraft Rolls-Royce plc (RR) RB211-Trent 800 Series Turbofan Airworthiness Directives; Rolls-Royce plc (RR) RB211-Trent 800 Series Turbofan Engines

Unsafe Condition

Failure of low-pressure compressor blades due to undetected cracks or defects.

AI-generated summary from the source AD text. Verify against the official source before acting.

Required Actions

Inspect low-pressure compressor blades using ultrasonic inspections (UIs) as specified in RR Alert Service Bulletin (SB) No. RB.211-72-AG244, Revision 1. For removed blades, follow paragraphs 3.A.(1) through 3.A.(2) and Appendix 1. For installed blades, follow paragraphs 3.B.(1) through 3.B.(3) and Appendix 2. Re-apply dry film lubricant and reinstall blades in original position if they pass inspection.

AI-generated summary from the source AD text. Verify against the official source before acting.

Compliance Time

Within the compliance times specified in the original AD 2011-08-07.

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

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