AD 2017-19-17
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Dassault | Aviation | Airworthiness Directives; Dassault Aviation Airplanes |
| aircraft | Aviat | Various | Airworthiness Directives; Dassault Aviation Airplanes |
Unsafe Condition
A manufacturing deficiency in some wing anti-ice system ducting could lead to reduced performance of the wing anti-ice system, with potential ice accretion and ingestion, possibly resulting in degraded engine power and degraded handling characteristics.
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Required Actions
Inspect the wing anti-ice system ducting for the presence of a diaphragm. Replace the ducting or re-identify the ducting part marking as necessary. Retain the requirement to revise the airplane flight manual (AFM) to include procedures for operating in icing conditions.
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Compliance Time
Within 12 months of the effective date (October 27, 2017).
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Affected Aircraft
Dassault Aviation Model FALCON 900EX airplanes, serial numbers 270 through 291 inclusive and 294; and Model FALCON 2000EX airplanes, serial numbers 263 through 305 inclusive, 307 through 313 inclusive, 315, 320, and 701 through 734 inclusive.
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Source: Official FAA Source ↗
Retrieved: Apr 6, 2026
Rights: U.S. Government Public Domain
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