What was found
EN ROUTE FROM PBI TO PHL, CREW REPORTED AN A/C DIRTY SOCK ODOR IN COCKPIT AND CABIN. ODOR WAS MOST PROMINENT ON GROUND, CLIMB AND DESCENT WITH MOISTURE PRESENT. MAINTENANCE ACCOMPLISHED "TROUBLESHOOT CABIN AIR QUALITY" J/C 26L00021001. UNABLE TO DUPLICATE ODOR. PER MOC, REMOVED AND REPLACED CABIN RECIRC FILTERS PER AMM 21-21-41-400.