AD 2001-08-14

final rule
Data completeness: 70%

Airworthiness Directives; Turbomeca S.A. Arrius Models 2B, 2B1, and 2F Turboshaft Engines

AD Number
2001-08-14
Status
final_rule
Effective Date
Product Category
engine
Docket
Docket No. 2000-NE-12-AD
FR Citation
66 FR 20910

Applicability

TypeManufacturerModelDetails
aircraft Aviat Various Airworthiness Directives; Turbomeca S.A. Arrius Models 2B, 2B1, and 2F Turboshaft Engines
engine Turbomeca S Airworthiness Directives; Turbomeca S.A. Arrius Models 2B, 2B1, and 2F Turboshaft Engines

Unsafe Condition

Partially or totally blocked fuel injection manifolds, which may lead to engine flameout during rapid deceleration or inability to maintain the 2.5 minutes one engine inoperative (OEI) rating.

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

Required Actions

Replace the right injector half manifold, left injector half manifold, and privilege injector pipe. Borescope-inspect the flame tube and high pressure turbine area. Perform these actions in accordance with specified Turbomeca Alert Service Bulletins.

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

Compliance Time

Within 30 days after the effective date of the AD or prior to exceeding 200 hours time-in-service (TIS), whichever is later.

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

Affected Aircraft

Turbomeca S.A. Arrius Models 2B, 2B1, and 2F turboshaft engines installed on, but not limited to, Eurocopter France Model EC120B and Eurocopter Deutschland EC135 T1 rotorcraft.

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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