What was found
AFT AVIONICS BAY AT SKIN AIR INLET VALVE LOCATION, INTERNAL DOUBLER AROUND CUTOUT CORRODED. GROUNDED - YES. NO ALLOWABLE DAMAGE FOR AREA. CORROSION LOCATION ON FLANGE AT 2 LOWER FORWARD HOLE LOCATIONS 3.5"L X .5"W. LOCATED, DRILLED AND DEBURRED P/N D5311362220001 P.O. 1080752.1 IAW A320 SRM 51-44-11 AND AIRBUS DWG#D53113452. REMOVED AND REPLACED REINFORCMENT IAW A320 SRM 51-72-11, A320 SRM 51-42-11 AND AIRBUS DWG #D53113482. REMOVED AND INSTALLED STRINGER CLIPS AT 532L & 534L IAW A320 SRM 51-42-11 AND AIRBUS DWG #D53113482. REMOVED AND INSTALLED 3EA STRINGERS 531L AND 535L @FR22 IAW A320 SRM 51-42-11 AND AIRBUS DWG #D53113482. CATEGORY A.