As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
MIA - CREW REPORTED LARGE FUEL IMBALANCE, AFTER LESS THAN FIVE MINUTES. RIGHT SIDE FUEL INDICATION 1500 LBS LOWER THEN LEFT. EMERGENCY DECLARED FLIGHT RETURNED MIA LANDED WITHOUT INCIDENT. AIRCRAFT REMOVED FROM SERVICE. REPLACED RIGHT WING PRESS FUELING ADAPTER THAT WAS LEAKING. SYSTEM GROUND CHECK NORMAL OPERATION.