What was found
MIA - FLT 510 - DURING CLIMB-OUT, RADAR QUIT WORKING. RETURNED TO MIAMI WITHOUT INCIDENT. REMOVED AND REPLACED RADAR INDICATOR, ANTENNA, AND R/T UNIT. SYSTEM OPS OK ON THE GROUND PER MM 34-42-0. REF: OPER CONTROL NR 98ZZZX562 AND 98ZZZX563. (X)