AD Amdt-39-10231
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | GE | Various | Airworthiness Directives; GE Aircraft Engines CT7 Series Turboprop Engines |
Unsafe Condition
Stage 1 or 2 gas generator turbine (GGT) disk failure could result in an uncontained engine failure and damage to the aircraft.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Perform eddy current inspection (ECI) of disk holes for cracks, replace with serviceable parts if necessary. Adjust cyclic compliance threshold and calendar time for ECI per corrected ASB serial number tables.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
Before further flight
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Affected Aircraft
GE Aircraft Engines CT7 series turboprop engines as specified by corrected alert service bulletin (ASB) serial number tables.
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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