Serious Incident to an Airbus A320 occured on 03/22/2014 in Hungary [investigation led by TSB / Hungary]

Données préliminaires issues de la notification des autorités de la Hongrie :

In cruise RA FAULT and ELAC 1 FAULT. Right hand aileron observed deflected up ½ scale. AP remained engaged with 3.6 trim. Although ELAC 1 ECAM, no fault light in ELAC 1 PB switch. Aileron up deflection increased at lower altitude. (Captain’s report)