AD 2018-21-01
Effective 11/19/2018 · Published 10/15/2018
Airworthiness Directives; Honeywell International Inc. Turbofan Engines
Summary
We are superseding Airworthiness Directive (AD) 2017-20-06 for certain Honeywell International Inc. (Honeywell) AS907-1-1A turbofan engines. AD 2017-20-06 required a one-time inspection of the second stage low-pressure turbine (LPT2) blades and, if the blades fail the inspection, the replacement of the blades with a part eligible for installation. This AD continues to require a one-time inspection of the LPT2 blades…