AD 2023-22-02
Effective 12/26/2023 · Published 11/20/2023
Airworthiness Directives; Pratt & Whitney Division Engines
Summary
The FAA is superseding Airworthiness Directive (AD) 2018-02- 10, which applied to certain Pratt & Whitney Division (PW) Model PW4074, PW4074D, PW4077, PW4077D, PW4084D, PW4090, and PW4090-3 engines. AD 2018-02-10 required performing repetitive fluorescent penetrant inspections (FPIs) to detect cracks in the outer diffuser case (ODC), removal of any ODC that fails inspection, and updating the mandatory inspections in…