AD 2003-19-06

final rule
Data completeness: 70%

Airworthiness Directives; Turbomeca S.A. Arrius 2 B1, 2 B1A, 2 B1A 1, and 2 K1 Turboshaft Engines

AD Number
2003-19-06
Status
final_rule
Effective Date
Product Category
engine
Docket
Docket No. 2003-NE-05-AD
FR Citation
68 FR 54327

Applicability

TypeManufacturerModelDetails
engine Turbomeca S Airworthiness Directives; Turbomeca S.A. Arrius 2 B1, 2 B1A, 2 B1A 1, and 2 K1 Turboshaft Engines

Unsafe Condition

Failure of an HP turbine blade during accelerated aging simulation tests performed by the manufacturer on an Arrius 2 B1A engine.

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

Required Actions

Replace the gas generator HP turbine disk before further flight after the engine has accumulated 5 minutes of operating time at the 2.5-minute one engine inoperative (OEI) power rating.

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

Compliance Time

Before further flight after the engine has accumulated 5 minutes of operating time at the 2.5-minute OEI power rating.

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

Affected Aircraft

Turbomeca S.A. Arrius 2 B1, 2 B1A, 2 B1A 1, and 2 K1 turboshaft engines installed on, but not limited to, Eurocopter Deutschland GmbH model EC135 T1 and Agusta S.p.A. model A109 helicopters.

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

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