What was found
DURING C-04 CHECK GALVANIC CORROSION WAS FOUND ON PANEL MOUNTING HOLE OF FLOORBEAM Y1792, AFT OF FR 66, INBOARD OF L-2 DOOR FORWARD GIRT BAR MOUNTING BLOCK. MAINTENANCE ENLARGED MOUNTING HOLE TO MAXIMUM ALLOWABLE DIAMETER, CORROSION STILL PRESENT; CUTOUT DAMAGE ON FLOORBEAM Y1792, AFT OF FR 66; FABRICATED A REPAIR ANGLE AND FILLER; INSTALLED REPAIR PARTS IAW A319 SRM 53-41-14, PG. 201-213, FIG. 201.