As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING SCHEDULED MAINTENANCE AT HAECO, LAKE CITY, FLORIDA FOUND RUDDER R/H SURFACE SURROUNDING THE FWD LOWER HOIST POINT PRODUCED INDICATIONS OF POSSIBLE WATER INGRESS JUST FWD AND JUST AFT OF THE HOIST POINT (2 EA. INDICATIONS). S/O 339001 N/R 28021