As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT NOT GROUNDED: PILOT REPORTS FUEL QTY INDICATION ANOMOLY. AFTER CENTER TANKS EMPTIED RIGHT FUEL QTY DROPPED 600 LBS. X-FEEDED BACK TO BALANCE BEFORE TOP OF DESCENT. UPON LANDING RIGHT QTY INCREASED 600 LBS. MAINTENANCE ACCOMPLISHED BITE TEST IAW FIM 28-41-00-810-801. NO FAULT.