What was found
VENT AVNCS SYS FAULT AFTER TAKEOFF PHASE AND NO OVERWEIGHT LANDING. DEFERRED SKINK AIR OUTLET VLV IAW MEL 21-26-04 CAT C REV 35 25 APR 22 MAIN FLAP´PLACED IN FULL CLOSED POS AND INTERNAL FLAP IN OPEN POS AT LWR ECAM DU THE VLV STAYS AT 45° SKIN HEAT XCHANGER ISOL VLV WAS PLACED IN OPEN POSITION AND ITS ELEC CONTROL WAS DISCONEDTED. DUE TO VENT SKIN OUTLET VALVE FAULT FOLLOWING TSM 21-26-00-810-804-A REV 65 WAS REMOVED AND REPLACED SKIN AIR OUTLET VALVE (22HQ) IAW AMM TASK 21-26-53-000-002-A REV 65 AND AMM TASK 21-26-53-400-001-A REV 65 AND PERFORMED OPERATIONAL CHECK OF SYSTEM VIA MCDU IAW AMM TASK 21-26-00-710-001-A REV 65 TEST OK CLEARED DMI/MEL.