AD Amdt-39-11296
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Gulfstream | Various | Airworthiness Directives; Gulfstream American (Frakes Aviation) Model G-73 (Mallard) and G-73T Series Airplanes |
| aircraft | Aviat | Various | Airworthiness Directives; Gulfstream American (Frakes Aviation) Model G-73 (Mallard) and G-73T Series Airplanes |
Unsafe Condition
Reports of inflight incidents and an accident in icing conditions where the airframe pneumatic deicing boots were not activated, leading to reduced controllability due to ice accumulation.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Revise the Airplane Flight Manual (AFM) to include requirements for activation of the airframe pneumatic deicing boots at the first signs of ice accumulation.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
Before further flight.
AI-generated summary from the source AD text. Verify against the official source before acting.
Affected Aircraft
Gulfstream American (Frakes Aviation) Model G-73 (Mallard) and G-73T series airplanes.
AI-generated summary from the source AD text. Verify against the official source before acting.
Source: Official FAA Source ↗
Retrieved: Apr 6, 2026
Rights: U.S. Government Public Domain
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