What was found
MAIN CABIN FLOOR BOARD 221FF UPPER SKIN IS CORRODED. GROUNDED - YES. REMOVED AND REPLACED MAIN CABIN FLOOR BOARD 221FF AT FR16 TO FR20, LBL 52 TO LBL 73 IAW A321 AMM 53-00-00-400-801-A-01.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
MAIN CABIN FLOOR BOARD 221FF UPPER SKIN IS CORRODED. GROUNDED - YES. REMOVED AND REPLACED MAIN CABIN FLOOR BOARD 221FF AT FR16 TO FR20, LBL 52 TO LBL 73 IAW A321 AMM 53-00-00-400-801-A-01.