As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AT CRUISE, FL360, RT MAIN TANK WENT FROM 8.51 TO 8.13, THEN LATER 8.22 LT MAIN FROM 8.51 TO 8.94 CENTER WAS AR 14.74 TOTAL 31.9 ALL PUMPS ON 30 MIN LATER - RT MAIN 8.64 LM 8.94 CTR 13.77. CW FIM 28-41 814 FQIS BITE CURRENT STATUS = NO PRESENT FAULTS & GROUND TEST = PASS. IAW SAME SUMPED MAIN TANKS - NO WATER, CONTAMINATION NOTED. FAULT INTERMITTENT.