As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT WAS GROUNDED: DUE TO EXCESSIVE FUEL IMBALANCE DIVERTED TO KCLT. EMERGENCY DECLARED AIRCRAFT LANDED OVERWEIGHT AND WITHOUT INCIDENT. MAINTENANCE TROUBLESHOT IAW TSM 28-21-00-810-813-A. REPLACED CENTER TANK PUMP 1 FUEL PUMP PRESSURE SWITCH (39QA) IAW AMM 28-21-15.