AD 2008-26-06

Recurring final rule
Data completeness: 90%

Airworthiness Directives; Rolls-Royce Corporation (RRC) AE 3007A Series Turbofan Engines

AD Number
2008-26-06
Status
final_rule
Effective Date
Product Category
aircraft
Docket
Docket No. FAA-2008-0975
FR Citation
73 FR 78927

Applicability

TypeManufacturerModelDetails
aircraft Rolls-Royce Corporation (RRC) AE 3007A Series Turbofan Airworthiness Directives; Rolls-Royce Corporation (RRC) AE 3007A Series Turbofan Engines

Unsafe Condition

Cracks in the high-pressure turbine (HPT) stage 2 wheel bores, caused by thermally-induced high stress, could result in a possible uncontained failure of the HPT stage 2 wheel and damage to the airplane.

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

Required Actions

Remove from service any engine with certain part number (P/N) HPT stage 2 wheels by the compliance time specified in Table 1 of the AD. Perform an eddy current inspection (ECI) on any HPT stage 2 wheel in any engine that was removed from service as a requirement of this AD before returning that HPT stage 2 wheel to service.

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

Compliance Time

Within the compliance times specified in Table 1 of the AD, based on cycles-in-service (CIS) intervals.

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

Affected Aircraft

Rolls-Royce Corporation (RRC) AE 3007A series turbofan engines, specifically HPT stage 2 wheels with certain part numbers (P/Ns).

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

Source: Official FAA Source ↗

Retrieved: Apr 4, 2026

Rights: U.S. Government Public Domain

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