As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING HEAVY CHECK MAINTENANCE FOUND CORROSION ON INTERNAL FLANGE ON PANEL 192CR. REMOVED AND REPLACED INTERNAL FLANGEON PANEL 192CR PER REF 175-SRM 51-40-08. RESTORED TOPCOAT SURFACE PROTECTION TO FLANGE ON PANEL 192CR. REF SRM 51-23-06. A/C REMAINS IN CHECK.