EASA AD 2021-0184R2
Tail Rotor — Tail Gearbox Angular Clearance — Inspection
EASA Airworthiness Directive 2021-0184R2 is an updated safety directive addressing the inspection of tail gearbox angular clearance on Airbus Helicopters AS 332 L2 and EC 225 LP models. It mandates repetitive inspections of specific tail gearbox parts to detect angular clearance issues that could lead to structural failure of the tail gearbox drive. The directive applies to tail gearboxes with part numbers 332A36.3001.00, 332A36.3002.00, and 332A36.5001.01.