Transport i lotnictwo · 08/12/1997

Allison Engine Company Model 250-C40B Turboshaft Engines Airworthiness Directive Amendment

The Federal Aviation Administration (FAA) has adopted a new airworthiness directive requiring pilots to record torque levels and time in service for Allison Engine Company Model 250-C40B turboshaft engines operating above 86% engine torque until defective parts are replaced by December 31, 2000, or when maintenance actions are completed, whichever occurs earliest.