AD 2022-18-16
Effective 10/07/2022 · Published 09/02/2022
Airworthiness Directives; General Electric Company Turboshaft Engines
Summary
The FAA is adopting a new airworthiness directive (AD) for all General Electric Company (GE) CT7-8A model turboshaft engines. This AD was prompted by the manufacturer revising the airworthiness limitations section (ALS) of the existing engine maintenance manual (EMM) to incorporate reduced life limits for certain stage 1 turbine aft cooling plates, stage 2 turbine forward cooling plates, turbine interstage seals, an…