AD 2019-10-04
Effective 07/10/2019 · Published 06/05/2019
Airworthiness Directives; BRP-Rotax GmbH & Co KG Engines
Summary
We are adopting a new airworthiness directive (AD) for certain BRP-Rotax GmbH & Co KG (Rotax) 912 and 914 model engines. This AD was prompted by power loss and engine revolutions per minute (RPM) drop on certain Rotax 912 and 914 model engines due to a quality control deficiency in the manufacturing process of certain valve push-rod assemblies resulting in partial wear on the rocker arm ball socket and possible malf…