AD 2019-16-16
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Airbus | Various | Airworthiness Directives; Airbus Helicopters |
Unsafe Condition
Ingestion of an excessive amount of water by the engine, which can result in engine flame out and failure, leading to loss of helicopter control.
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Required Actions
Revising the Rotorcraft Flight Manual Supplement (RFMS) for your helicopter to prohibit operating a helicopter with an Inlet Barrier Filter (IBF) element in wet weather and drying or replacing the IBF element if wet. Additionally, removing the affected IBF element from service is an optional terminating action for the RFMS revision.
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Compliance Time
Within 50 flight hours
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Affected Aircraft
Airbus Helicopters Model AS350B, AS350B1, AS350B2, AS350B3, and AS350BA helicopters with a certain part-numbered Pall Aerospace Corporation Inlet Barrier Filter (IBF) element installed, including part numbers CE01301F2, CE01301F2B, CE01303F2, and CE01303F2B.
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Source: Official FAA Source ↗
Retrieved: Apr 4, 2026
Rights: U.S. Government Public Domain
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