AD 2025-14-03
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| engine | General Electric | Company | Airworthiness Directives; General Electric Company Engines |
Unsafe Condition
Cracks found in the high-pressure turbine (HPT) front rotating air seal, which could result in uncontained release of the HPT front rotating air seal or HPT rotor disk, damage to the engine, and damage to the airplane.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Perform repetitive fluorescent penetrant inspections (FPIs) to detect indications or linear indications in the HPT front rotating air seal. Replace the HPT front rotating air seal or HPT rotor disk with parts eligible for installation if necessary. Replacing the HPT front rotating air seal with an updated design part constitutes a terminating action.
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Compliance Time
Within the compliance times specified in the AD, unless already done.
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Affected Aircraft
General Electric Company Model CF34-10E2A1, CF34-10E6, CF34-10E6A1, CF34-10E7, CF34-10E7-B, CF34-10E5, and CF34-10E5A1 engines with an installed high-pressure turbine (HPT) front rotating air seal having part number (P/N) 1865M49P04, 2448M30P02, or 2448M30P03.
AI-generated summary from the source AD text. Verify against the official source before acting.
Source: Official FAA Source ↗
Retrieved: Apr 4, 2026
Rights: U.S. Government Public Domain
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