As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
RADAR IN AUTO MODE DID NOT PAINT KNOWN WEATHER. MANUAL MODE DISPLAYED SAME ALTITUDE WEATHER ON 80 MILE SCALE WITH 3 DEG NOSE DOWN. ACFT GROUNDED. ACCOMPLISHED WEATHER RADAR SYSTEM BITE REF 34-43, TASK 801. WEATHER SYSTEM OPS TEST REF AMM 34-43-00-710-802-001 AND WEATHER SYSTEM TEST REF AMM 34-43-00-730-802-001. COULD NOT DUPLICATE FAULTS. OPS TEST NORMAL. NO HISTORY 30 DAYS.