What was found
DIRTY SOCK SMALL ON CLIMB AND ARRIVAL BLEEDS AND PACKS WERE ON. REMOVED AND REPLACED BOTH LEFT AND RIGHT RECIRCULATION FILTERS REF AMM 21-25-01 RAN BOTH ENGINES WITH BLEEDS ON NO SMELL NOTED WHILE RUNNING ENGINES OR APU BLEEDS.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
DIRTY SOCK SMALL ON CLIMB AND ARRIVAL BLEEDS AND PACKS WERE ON. REMOVED AND REPLACED BOTH LEFT AND RIGHT RECIRCULATION FILTERS REF AMM 21-25-01 RAN BOTH ENGINES WITH BLEEDS ON NO SMELL NOTED WHILE RUNNING ENGINES OR APU BLEEDS.