As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIR INTERRUPT, DIVERTED & NO EMER DECLARED. LANDING WAS UNEVENTFUL & ACFT WAS NOT OVERWEIGHT. CREW REPORTED THAT ALL LAVATORIES WOULD NOT FLUSH DURING FLIGHT. LAVATORIES WERE NORMALLY SERVICED BY RAMP SERVICE. NO MX NOTED ON THE LAVATORY SYS. SYS CHECKED NORMAL.