As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING FLIGHT NR 3252 WEATHER RADAR WOULD NOT PAINT KNOWN WEATHER. AIR RETURN TO MEM. MAINTENANCE SET SECTOR KNOB TO RADAR RANGE AND PERFORMED WEATHER RADAR CONTROL PANEL OPS CHECK. IAW SF340 AMM 34-42-00-2 CND DISC. OK FOR SERVICE. REPLACED WX RADAR R/T WXT-250B PN OFF/ON 622-7337-001, SN/OFF 4483 SN/ON 4722. OP TEST GOOD IAW AMM 34-42-00-2