AD 2012-14-01

Recurring final rule
Data completeness: 80%

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

AD Number
2012-14-01
Status
final_rule
Effective Date
Product Category
engine
Docket
Docket No. FAA-2012-0008
FR Citation
77 FR 56756

Applicability

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

Unsafe Condition

Manufacturing defect on certain part number (P/N) and serial number (S/N) low-pressure (LP) compressor booster rotors, which could lead to failure of the LP compressor booster rotor, 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

Perform initial and repetitive fluorescent penetrant inspections (FPI) of the LP compressor booster rotor according to specified intervals. Remove cracked LP compressor booster rotors before further flight. At the next shop visit, rework or replace the LP compressor booster rotor as terminating action.

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

Compliance Time

Initial FPI: Before accumulating 36,000 engine cycles (EC) or within 500 EC after the effective date for 'Hawaiian' Flight Mission only; Before accumulating 18,000 EC or within 500 EC after the effective date for any other rating. Repetitive FPI: Not to exceed 6,000 EC for 'Hawaiian' Flight Mission; Not to exceed 4,000 EC for any other rating.

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

Affected Aircraft

Rolls-Royce Deutschland Ltd & Co KG BR700-715A1-30, BR700-715B1-30, and BR700-715C1-30 turbofan engines, with a low-pressure (LP) compressor booster rotor, part number (P/N) BRH19215 or P/N BRH19871, with serial numbers (S/N) 118 to 255 inclusive.

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

This site is not affiliated with or endorsed by the FAA. Always verify with official sources.