As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
VIBRATION IN THE AFT CABIN FLOOR LED TO DIVERSION. WATER FILL VALVE AND PANEL LEFT OPEN SUSPECT ALL ISSUES ARE RELATED TO WATER FILL VENT VALVE NOT BEING CLOSED, BLEEDING HEAD PRESSURE. CAUSING WATER COMPRESSOR TO VIBRATE FLOOR AND CLUNKING WATER LINE DUE TO AIR IN SYSTEM PERFORMED VISUAL SEARCH OF EXTERIOR OF A/C - OK. CLOSED VALVE AND ACCESS DOOR. FURTHER FLIGHTS WERE CLEAN.