As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
MAIN CABIN AFT WET AREA BOARD DELAME P/N 147A5810-445. GROUNDED - YES. COMPLETED WET LAY UP REPAIR AND REMOVE AND REPLLACE INSERTS ON MAIN CABIN AFT WET AREA FLOOR BOARD PN:147A5810-45 IAW B737-900ER SRM 53-00-50-2R-7 REPAIR 7 AND 53-00-50-2R-0.