What was found
DE- DUE TO ODOR IN THE CABIN DURING DESCENT. ODOR DESCRIBED AS MEATY AND DIRTY SOCK. FLIGHT DECK DONNED MASKS. COMPLIED WITH WORK CARDS 0550-2002 AND 0550-9001 A320FAM. REPLACED LEFT OZONE FILTER PER AMM 21-51. (LP 8481702, 8481705, 1661123 - AIRCRAFT WAS GROUNDED)