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Airworthiness Directives: Safran Helicopter Engines, S.A. (Type Certificate Previously Held by Turbomeca, S.A.) Engines

Detected July 29, 2026 · in Aviation Maintenance & Airworthiness (FAA)

FAA issued an Airworthiness Directive (AD) for Safran Helicopter Engines (formerly Turbomeca) affecting certain engines. Operators must comply within the specified compliance time or face grounding.

Aforeworn detected this change in the Aviation Maintenance & Airworthiness (FAA) space on July 29, 2026 and published this briefing so affected operators are forewarned rather than caught off guard. It is rated High urgency. Operators of helicopters with Safran Arriel 2B, 2B1, 2B1A, 2B2, 2C, 2C1, 2C2, 2D, 2E, 2N, 2S1, 2S2 engines; Part 145 repair stations; Part 135/121 operators; flight schools; corporate flight departments. should confirm how it applies to their specific situation before acting. There is a time constraint attached: Compliance time varies by engine model and hours since last overhaul; typically within 10 flight hours or 30 days, whichever occurs first. Check the AD for exact dates.. Acting after that point can mean penalties, a lapsed licence, or lost eligibility — exactly the kind of surprise Aforeworn exists to prevent. Aforeworn monitors Aviation Maintenance & Airworthiness (FAA) continuously and turns every detected change into a plain-English briefing like this one, so you always know first. Forewarned is forearmed.

What changed

New AD mandates inspection/replacement of certain engine components (e.g., fuel metering unit, fuel pump) due to potential uncommanded in-flight shutdown.

Who it affects

Operators of helicopters with Safran Arriel 2B, 2B1, 2B1A, 2B2, 2C, 2C1, 2C2, 2D, 2E, 2N, 2S1, 2S2 engines; Part 145 repair stations; Part 135/121 operators; flight schools; corporate flight departments.

What you must do

Review the AD for your specific engine model and comply with the required actions (e.g., inspect fuel metering unit part number, replace if necessary) within the compliance time.

Deadline

Compliance time varies by engine model and hours since last overhaul; typically within 10 flight hours or 30 days, whichever occurs first. Check the AD for exact dates.

Source: https://www.federalregister.gov/public-inspection/2026-15369/airworthiness-directives-safran-helicopter-engines-sa-type-certificate-previously-held-by-turbomeca

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