As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING C-04 CHECK GALVANIC CORROSION WAS FOUND ON UPPER SURFACE OF Y503 DUMMY RAIL BETWEEN FR 14 AND FR 16. MAINTENANCE REMOVED CORROSION AND FOUND MATERIAL LOSS TO BE OUT OF LIMITS; REMOVED Y503 DUMMY RAIL BETWEEN FR 14 AND FR 16; FABRICATED A NEW REPLACEMENT RAIL; INSTALLED REPAIR PART IAW A319 SRM 51-42-11, PG. 24-25, FIG. 9.