AD 2022-19-01
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| engine | General Electric | Company | Airworthiness Directives; General Electric Company Turbofan Engines |
Unsafe Condition
The detection of an iron inclusion in a forging, which may reduce the fatigue life of certain low-pressure turbine rotor (LPTR) stage 4 disks and LPTR stage 6 disks.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Remove the affected LPTR stage 4 disk from service and replace with an LPTR stage 4 disk eligible for installation before the affected LPTR stage 4 disk exceeds 3,000 cycles since new (CSN). Remove the affected LPTR stage 6 disk from service and replace with an LPTR stage 6 disk eligible for installation before the affected LPTR stage 6 disk exceeds 5,000 CSN.
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Compliance Time
Within the compliance times specified, unless already done.
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Affected Aircraft
General Electric Company (GE) GEnx-2B67/P model turbofan engines with an installed low-pressure turbine rotor (LPTR) stage 4 disk, part number (P/N) 2440M64P01, with serial number (S/N) JHVPD762, JHVPD763, JHVPD764, or JHVPD765; or LPTR stage 6 disk, P/N 2440M66P01, with S/N JHVVD753 or JHVVD754.
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Source: Official FAA Source ↗
Retrieved: Apr 6, 2026
Rights: U.S. Government Public Domain
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