The European Aviation Safety Agency (EASA) has mandated inspections and a reduced life limit for Airbus A320-family trimmable horizontal stabilizer actuators (THSAs) after tests by the manufacturer and supplier United Technologies Aerospace Systems (UTAS) revealed unexpected wear. The EASA airworthiness directive (AD 2014-0011), issued today, orders A318, A319, A320 and A321 operators to adopt Airbus-recommended service instructions issued last July. Among the tasks: inspect THSAs at ...


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