As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT WAS GROUNDED: IN CRUISE WITH ALL FUEL PUMPS ON AND FUEL IN CENTER TANK, AIRCRAFT BEGAN BURNING FUEL FROM RIGHT TANK. SUPPLEMENTAL REPORT: ACCOMPLISHED BITE OF UFI PER FIM 28-22-00-810-822 SHOWED NO FAULTS. RE-PRIMED PUMP PER AMM 28-22-41. OPERATIONAL CHECKED NORMAL. (CLOSED)