AD 2001-08-14
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| 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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