As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING HEAVY MAINTENANCE, (NR 2019-313319) CORROSION DUMMY RAIL Y 503.2 FR 16 AT FWD GALLEY AREA; REMOVED AND REPLACED RAIL DUMMY Y503.2 BTW FR 12 - FR16 AT LEVEL STR 23L FWD GALLEY AREA IAW A320-51-72-11 AND DRAWING D53112825 AND DRAWING 53112826 TOOL USED CALIPER P/N 500-197-30 S/N A18109017 DUE DATE APR 10 2020 ACCOMPLISHED.