Honeywell International Inc. Proposes New Airworthiness Directive for TPE331 and TSE331 Engines

Summary

Honeywell International Inc. is proposing a new airworthiness directive to address recent failures of direct drive fuel control gears and bearings in certain TPE331 turboprop and TSE331 turboshaft engines, requiring initial and repetitive oil filter sampling and analysis, as well as improved overhaul procedures.