AD 2000-10-11
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Gulfstream | G-159 | Airworthiness Directives; Gulfstream Model G-159 Series Airplanes |
Unsafe Condition
Failure to activate pneumatic wing and tail deicing boots at the first signs of ice accumulation can lead to reduced controllability due to adverse aerodynamic effects of ice adhering to the airplane prior to the first deicing cycle.
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Required Actions
Inspect to determine the type of pneumatic deicing boots and revise the Airplane Flight Manual (AFM) for airplanes equipped with 'modern' boots. Ensure flightcrews activate the boots at the first signs of ice accumulation.
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Compliance Time
Before further flight
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Affected Aircraft
Gulfstream Model G-159 series airplanes equipped with pneumatic deicing boots
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Source: Official FAA Source ↗
Retrieved: Apr 6, 2026
Rights: U.S. Government Public Domain
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