As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
MCN - MAJOR REPAIR - DURING C-20 CHECK FOUND THE LT WING TRAILING EDGE FORE FLAP DELAMINATED ON THE OUTBOARD LOWER SURFACE, APPROXIMATELY 2 INCHES FROM END. MAINTENANCE CUT OUT DELAMINATION ON LT WING TRAILING EDGE FORE FLAP; FABRICATED A REPAIR CORE AND DOUBLERS; INSTALLED REPAIR PARTS IAW B737-300 SRM 51-70-10 FIG 16 PG 67-69.