What was found
MCN - DURING C4 CHECK DISCOVERED LEVEL 2 CORROSION ON THE BULK CARGO DOOR SILL, FORWARD END, UPPER SCREW HOLE AT FS 60 AND STR 38R. CORROSION WAS FOUND TO BE OUT OF LIMITS IAW AIRBUS 320 SRM 53-41-49 FIG 101. MAINTENANCE REMOVED DAMAGED AREA ON SILL BEAM IAW AIRBUS 320 SRM 53-41-49. FABRICATED REPAIR FILLER AND REPAIR DOULBER IAW AIRBUS 320 SRM 53-41-49. INSTALLED FABRICATED REPAIR PARTS ON THE BULK CARGO DOOR SILL BEAM, FORWARD END AT FR 60 AND STR 38R IAW AIRBUS 320 SRM 53-41-49 FIG 203.