What was found
AT CRUISE IF CREW CALLED THE FLIGHT DECK TO REPORT THAT A CUSTOMER IN ROW 2 SMELLED A DIRTY SOCK ODOR. 2 OUT OF 3 IF CMS CONFIRMED A PERSISTENT ODOR DESCRIBED AS WET MUSTY. AFTER LANDING, IF CREW ADVISED ODOR WAS PERSISTENT, BUT LIMITED TO FWD CABIN. FLIGHT CREW DID NOT NOTICE ODOR; COMPLIED WITH INFORMATION NOTICE 2017-T015A SECTION B TABLE 1. AIRCRAFT IS OK FOR SERVICE. REPLACED BOTH RECIRC FILTERS IAW AMM 21-21-41. MCC ROSA NOTIFIED.