EASA AD 2017-0034R1
Engine — Gearbox — Modification / Inspection
EASA Airworthiness Directive 2017-0034R1 is a regulatory document addressing safety concerns related to Technify Motors GmbH TAE 125-02 engines installed on various aircraft including Diamond DA 40, DA 42, DA 42M, CEAPR DR 400, Cessna 172, and Piper PA-28. The directive mandates modification and inspection of the engine gearbox and clutch system to prevent oil leaks and potential engine power loss. It specifically targets affected gearboxes identified by part and serial numbers and requires replacement of the clutch with a dual mass flywheel.