What was found
CREW REPORT: FORWARD AFT LAV EXTREMELY LOUD - AS IF A PRESSURE LEAK. CABIN PRESSURIZATION SHOWS NORMAL. REPLACED THE TOILET ASSY IAW AMM AND TOILET FLUSHES NORMALLY.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
CREW REPORT: FORWARD AFT LAV EXTREMELY LOUD - AS IF A PRESSURE LEAK. CABIN PRESSURIZATION SHOWS NORMAL. REPLACED THE TOILET ASSY IAW AMM AND TOILET FLUSHES NORMALLY.