AD Amdt-39-9263
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Jetstream | Model ATP | Airworthiness Directives; Jetstream Model ATP Airplanes |
Unsafe Condition
Ice accretion in the engine air intake ducts leading to ingestion into the engine and engine power rollback (loss of engine power).
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Install modified engine de-ice timers, modify electrical wiring for the duct heat of the engine air intake, install a time delay for the de-ice system in the right engine air intake duct, and revise the Airplane Flight Manual.
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
Jetstream Model ATP airplanes with certain engine de-ice systems requiring modification.
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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