Serious incident to Airbus A320 registered PK-LUL operated by Batik Air occured on 17/05/18 en route [investigation led by AIB - Indonésia]

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

Aircraft departed with one bleed inoperative. During climb passed FL260 the cabin vertical speed indicated 2500 feet/min. Emergency descend conducted and the aircraft landed at Soekarno Hatta Jakarta without further damage.