What was found
FLT 1296 PIT-BOS, CREW REPORTED IN MOIST, AIR PACKS HAVE STRONG DIRTY SOCK ODOR. APPLIED FIM TASK 21-20-00-810-801 A, REMOVED AND REPLACED RIGHT OZONE CONVERTER AND LEAK CHECKED OK IAW 36-30-00. REPLACED 2 EACH RECIRCULATION AIR FILTERS IAW 21-24-02. PERFORMED OPS CHECK OF LEFT AND RIGHT AIR CONDITIONING PACKS INDIVIDUALLY WITH APU, NR 1 ENGINE AND NR 2 ENGINE BLEEDS IAW 21-00-00. NO SMELL NOTED.