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-19 CHECK A .3125 INCH CRACK WAS FOUND ON L-1 DOOR FRAME AT 6TH DOOR STOP FROM TOP BS 344, STR 14 LT. MAINTENANCE CUTOUT DAMAGED SECTION OF L-1 DOOR FRAME AT 6TH DOOR STOP FROM TOP BS 344, STR 14 LT; FABRICATED A FILLER AND REPAIR ANGLE; INSTALLED REPAIR PARTS IAW B737-300 SRM 51-70-11.