AD 2013-11-09

Recurring final rule
Data completeness: 70%

Airworthiness Directives; Turbomeca S.A. Turboshaft Engines

AD Number
2013-11-09
Status
final_rule
Effective Date
Product Category
engine
Docket
Docket No. FAA-2013-0024
FR Citation
78 FR 32551

Applicability

TypeManufacturerModelDetails
engine Turbomeca S Airworthiness Directives; Turbomeca S.A. Turboshaft Engines

Unsafe Condition

A blocked condition in the fuel injection manifolds and privilege injector could lead to an uncommanded in-flight shutdown and damage to the helicopter.

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

Required Actions

Replace fuel injection manifolds and privilege injectors repetitively, depending on the engine model. Perform a borescope inspection of the flame tube and HP turbine area when replacing these components for the first time. Replace components sooner if a negative T45 margin is detected during scheduled maintenance.

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

Compliance Time

Within specified operating hours (200 or 400 TSN) or sooner if a negative T45 margin is detected.

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Affected Aircraft

Turbomeca S.A. Arrius 2B1 and 2F turboshaft engines installed on helicopters of U.S. registry.

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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