Thielert Aircraft Engines GmbH Issues Airworthiness Directive for Diamond Aircraft Industries Model DA 42 Airplanes

Summary

The Federal Aviation Administration (FAA) is proposing an airworthiness directive (AD) to address engine shutdown incidents on Diamond Aircraft Industries Model DA 42 airplanes equipped with Thielert Aircraft Engines GmbH TAE 125-01 and TAE 125-02-99 reciprocating engines, due to a high-vibration issue with the Proportional Pressure Reducing Valve (PPRV)