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 4 CRACKS WERE FOUND ON NR 2 SLAT LOWER SKIN BELOW INBOARD AUXILIARY TRACK WBL 294.40. MAINTENANCE CUT OUT DAMAGE ON NR 2 SLAT LOWER SKIN WBL 294.40; FABRICATED A FILLER AND SPLICE PLATE; INSTALLED REPAIR PARTS IAW B737-300 SRM 57-43-01 FIG 201 PG 216.