Superseded. This AD was superseded by AD 2020-15-05. Verify which one applies to your serial and effectivity before any maintenance action.
AD 2018-18-02
Effective 11/29/2018 · Published 10/25/2018
Airworthiness Directives; Austro Engine GmbH Engines
Summary
We are adopting a new airworthiness directive (AD) for certain Austro Engine GmbH model E4 engines and for all model E4P engines. This AD was prompted by reports of considerable wear on the timing chain on these engines. This AD requires replacement of the timing chain and amending certain airplane flight manuals to limit the use of windmill restarts. We are issuing this AD to address the unsafe condition on these p…