EASA AD 2019-0160
Tail Rotor — Tail Rotor Dampers — Inspection
EASA Airworthiness Directive 2019-0160 is an airworthiness directive addressing the inspection of tail rotor dampers on Leonardo S.p.A. AW189 helicopters. It applies to tail rotor dampers with Part Number 4F6420V00254 up to serial number LK1229, excluding those marked with 'R' or meeting certain flight hour and installation time criteria. The directive mandates repetitive visual inspections of hydraulic fluid levels to detect leaks that could compromise tail rotor performance.