As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING HEAVY CHECK WAS REPORTED THAT WASTE DISPOSAL ACCESS PANEL HAS CORROSION. MAINTENANCE R & R WASTE DISPOSAL ACCESS PANEL IAW AMM 20-10-01 APPLIED PRIMER AND TOP COAT IAW SRM 51-23-05, 51-23-06. PN 170-86668-4031 PANEL. ACFT REMAINS UNTIL HEAVY CHECK IS COMPLETED.