What was found
MIA INFLIGHT T203/27APR - CREW REPORTED WEATHER RADAR INOPERATIVE. FLIGHT REPORTEDLY HEADING INTO THUNDERSTORMS. RETURNED TO MIA AND LANDED WITHOUT INCIDENT. FOUND DAMAGE TO ANTENNA AND LINT ON CAPTAINS ELECTRONIC HORIZONTAL SITUATION INDICATOR VENT HOLES. REPLACED CAPTAINS ELECTRONIC HORIZONTAL SITUATION INDICATOR AND CLEANED VENT HOLES. REPLACED WEATHER TRANSCEIVER AND ANTENNA. SYSTEM GROUND CHECKED NORMAL OPERATION.