What was found
NO POTABLE WATER. LAV MOTOR WORKING WITH NO WATER. WATER GAUGE SHOWS FULL. RTB EWR IF AIR IS COMING OUT FROM AFT OVERFLOW DRAIN PORT AT STA 1530, REPLACE VENT OVERFLOW VALVE V130 REF AMM 38-11-05-004-001 EWRMM WORKING ITEM REF LOGPAGE 7804209. INSPECTED PRESSURE RELIEF AT FWD END OF MAIN POTABLE TANK AND FOUND VALVE CLOSED AND WORKING AS REQUIRED DOES NOT REQUIRE REPLACEMENT PERFORMED IN REF WITH AMM 38-15-06-710-803 .