AD 2020-15-12

Recurring final rule
Data completeness: 70%

Airworthiness Directives; Rolls-Royce Deutschland Ltd & Co KG (Type Certificate Previously Held by Rolls-Royce plc) Turbofan Engines

AD Number
2020-15-12
Status
final_rule
Effective Date
Product Category
engine
Docket
Docket No. FAA-2020-0009
FR Citation
85 FR 45081

Applicability

TypeManufacturerModelDetails
aircraft Rolls-Royce plc Various Airworthiness Directives; Rolls-Royce Deutschland Ltd & Co KG (Type Certificate Previously Held by Rolls-Royce plc) Turbofan Engines

Unsafe Condition

Occurrences were reported on Rolls-Royce Trent 1000 `Pack C' engines, where some IPC Rotor 1 and Rotor 2 blades were found cracked. This condition, if not detected and corrected, could lead to in-flight blade release, possibly resulting in reduced control of the aeroplane.

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

Required Actions

Perform new inspections based on updated inspection thresholds and intervals for these IPC parts. Add an optional terminating action, amend the asymmetric power condition for engine inspection, and require an inspection after a cabin depressurization event.

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

Compliance Time

Before further flight

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Affected Aircraft

Rolls-Royce Deutschland Ltd & Co KG (RRD) Trent 1000-A2, Trent 1000-AE2, Trent 1000-C2, Trent 1000-CE2, Trent 1000-D2, Trent 1000-E2, Trent 1000-G2, Trent 1000-H2, Trent 1000-J2, Trent 1000-K2, and Trent 1000-L2 model 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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