As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT WAS IN BASE MAINTENANCE. TRAPPED WATER INDICATION ON ELEVATOR UPPER SKIN PANEL HONEYCOMB CORE CELLS LOCATED BETWEEN RIB 6 AND RIB 7 AT 4.5" FROM TRAILING EDGE AND 8.75" FROM METALLIC STRIP 2. REPAIRED RT ELEVATOR HONEYCOMB-CORE STRUCTURE UPPER SKIN PANEL PER SRM 55-21-11-300-005 PAR 2A.