As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ASH 6531 COS - THE CREW DIVERTED INTO FMN DUE TO A LOSS OF POWER ON THE NR 2 ENGINE AND A LOUD BANG FOLLOWED BY THE CREW SHUTTING DOWN THE ENGINE. UPON LANDING IT WAS DETERMINED THAT ICE HAD FORMED AT POTABLE WATER SERVICE PANEL AND WAS INGESTED BY THE NR 2 ENGINE. MAINTENANCE REMOVED AND REPLACED DAMAGED FAN BLADES.