AD 2024-06-14
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | International | Aero | Airworthiness Directives; International Aero Engines, LLC Engines |
Unsafe Condition
Operating in a condition where the HPC 2nd stage rotors and HPC 4th stage rotors have potentially degraded knife-edge seals and abrasive coating of the rear wing 4th stage rotor due to having been cleaned in alkaline solution without masking the knife-edge seal coating could result in material degradation and fracture of the HPC 2nd stage rotor and HPC 4th stage rotor.
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Required Actions
Replace the affected HPC 2nd stage rotor and HPC 4th stage rotor with parts eligible for installation, as specified in PW ASB PW1000G-C-72-00-0208-00A-930A-D, Issue 002, dated January 18, 2024.
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Compliance Time
Before further flight
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Affected Aircraft
IAE Model PW1124G1-JM, PW1127G-JM, PW1127GA-JM, PW1129G-JM, PW1130G-JM, PW1133G-JM, and PW1133GA-JM engines.
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Source: Official FAA Source ↗
Retrieved: Apr 6, 2026
Rights: U.S. Government Public Domain
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