AD 2023-24-09
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Turbomeca S.A. | Arrius 2R engines | Airworthiness Directives; Safran Helicopter Engines, S.A. (Type Certificate Previously Held by Turbomeca S.A.) Engines |
| aircraft | Aviat | Various | Airworthiness Directives; Safran Helicopter Engines, S.A. (Type Certificate Previously Held by Turbomeca S.A.) Engines |
| engine | Turbomeca | S | Airworthiness Directives; Safran Helicopter Engines, S.A. (Type Certificate Previously Held by Turbomeca S.A.) Engines |
| engine | Safran | Helicopter | Airworthiness Directives; Safran Helicopter Engines, S.A. (Type Certificate Previously Held by Turbomeca S.A.) Engines |
Unsafe Condition
Inconsistencies between the torque (TQ) and measured gas temperature (MGT) conformation values recorded in the avionics and the values recorded on the engine log cards following replacement of the M01 and M02 modules installed on the engine.
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Required Actions
Perform a one-time check of the consistency between the TQ and MGT conformation values recorded in the avionics and the values recorded on the engine log cards, and, if necessary, recalibrating the values and updating the engine logs, as specified in EASA AD 2022-0265R1.
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Compliance Time
Before further flight
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Affected Aircraft
All Safran Helicopter Engines, S.A. Model Arrius 2R engines.
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Source: Official FAA Source ↗
Retrieved: Apr 4, 2026
Rights: U.S. Government Public Domain
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