As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING DESCENT, FLAP EXTENSION FROM UP TO 1, F/A REPORTED HEARING AND FEELING A LOUD VIBRATION AT ROW 8 RT. R & R FAIRING PANEL SEALS ON PANELS 147CB AND 148DB. AFTER FURTHER EVALUATION, SOURCE WAS DETERMINED TO BE A FAULTY AIR CONDITIONING CONDENSER AND DAMAGED DUCT. REMOVED AND REPLACED CONDENSER AND DUCT IAW AMM 21-52-32-401.