As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
SJO - FLT 610 - DURING TAKEOFF, THE CAPTAIN REPORTED RADAR INOPERATIVE. THE AIRCRAFT RETURNED TO SJO STATION FOR MAINTENANCE. AFTER LANDING MAINTENANCE PERSONNEL REMOVED AND REPLACED THE WEATHER RADAR TRANSMITTER, ACCORDING TO AMM 34-41-00. PERFORMED OPERATIONAL TEST ACCORDING TO AMM 34-41-00 PAGE 501, RESULT WERE SATISFACTORY. THE AIRCRAFT RETURNED TO SERVICE. (M)