What was found
(AIRCRAFT NOT GROUNDED) (DEFECT DISCOVERED DURING THE AC HEAVY MX VISIT) NRC 9000-0012: (S//M)(34240-02) PASSENGER CABIN FWD WET AREA, WEB BTW FR12 - FR16 AND AT Y1584 CORRODED, PASSENGER CABIN FWD WET AREA, WEB BTW FR12 - FR16 AND AT Y1584 WAS REPLACED IAW SRM 51-72-11-911-001, REV 158.