EASA AD 2021-0239
Time Limits / Maintenance Checks — Main Gearbox / Particle Detectors — Inspection / Modification / Replacement
The document titled 'Time Limits / Maintenance Checks — Main Gearbox / Particle Detectors — Inspection / Modification / Replacement' is an airworthiness directive applicable to AIRBUS HELICOPTERS models SA 330, AS 332, and EC 225. It addresses mandatory maintenance checks and inspections related to the main gearbox and particle detectors, including requirements for their inspection, modification, or replacement. The directive aims to ensure continued airworthiness and safety of these helicopter models by establishing clear maintenance time limits and procedures.