What was found
MCN - DURING C18 CHECK, DISCOVERED THE LT OUTBOARD AFT FLAP DELAMINATED AT THE INBOARD END OF THE UPPER AND LOWER SURFACES AT WBL 23.68 TO WBL 235.68. MAINTENANCE REMOVED DAMAGED AREA ON THE LT OUTBOARD AFT FLAP AND PREPARED FOR REPAIR IAW BOEING 737-300 SRM 51-70-10-0 FIG 16. FABRICATED REPAIR DOUBLERS AND FILLER IAW BOEING 737-300 SRM 51-70-10-0 FIG 16. INSTALLED, BONDED AND SEALED REPAIR PARTS TO THE LT OUTBOARD AFT FLAP, THE INBOARD END OF THE UPPER AND LOWER SURFACES AT WBL 23.68 TO WBL 235.68 IAW BOEING 737-300 SRM 51-70-10-0 FIG 16.