As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
WASTE TANK RINSE LINE FOR CTR TANK HAS A LEAK JUST PAST THE SERVICE PANEL. BEST TO ACCESS FROM REAR MANUAL PIT ACCESS PANEL ON FLOOR. LEAK IS 2 INCHES PAST EXTERIOR SERVICE PANEL. LAV TANK RINSE LINES REQUIRE RPLCMENT. NO PARTS ORD. REPLACED THE FWD AND AFT TANK LINES DUE TO LEAKING. STILL NEEDS CTR TANK LINE. REPLACED CTR TANK LINE.