As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
PDX - A FUEL LEAK WAS NOTED BY MAINTENANCE AFT OF THE NR 2 WHEEL WELL. THE SYSTEM WAS INSPECTED AND THE WIGGINS FITTING OF THE MASTER REFUEL VALVE WAS REPLACED. OPERATIONAL AND LEAK CHECKS WERE GOOD AND THE AIRCRAFT WAS RETURNED TO SERVICE.