AD 2012-24-01

Recurring final rule
Data completeness: 70%

Airworthiness Directives; Rolls-Royce Deutschland Ltd & Co KG Turbofan Engines

AD Number
2012-24-01
Status
final_rule
Effective Date
Product Category
aircraft
Docket
Docket No. FAA-2012-1056
FR Citation
77 FR 71085

Applicability

TypeManufacturerModelDetails
aircraft Rolls-Royce Deutschland Ltd & Co KG Turbofan Airworthiness Directives; Rolls-Royce Deutschland Ltd & Co KG Turbofan Engines

Unsafe Condition

Cracks in the low-pressure compressor (LPC) fan blades, which could lead to uncontained failure of the LPC fan blades and LPC fan disc, and damage to the airplane.

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

Required Actions

Perform initial and repetitive general inspections and ultrasonic inspections (UI) of LPC fan blades for cracks. If any fan blade is found cracked, replace the LPC fan blade set and the LPC fan disc before further flight.

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

Compliance Time

Before further flight after the effective date of this AD.

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

Affected Aircraft

Rolls-Royce Deutschland Ltd & Co KG TAY 620-15 engines, serial numbers 17054, 17085, 17088, 17107, and 17166.

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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