What was found
FLT#838, JFK-BQN. DIRTY SOCK ODOR NOTICED. STARTED DESCENDING OUT OF 10000 FT. ODOR REACHED MAXIMUM INTENSITY AROUND 2000FT. APPEARS TO BE COMING OUT OF THE LT PACL. IN-FLIGHT DID NOT NOTICE THE ODOR. LEVEL CAN BE DESCRIBED AS A LEVEL 2; COMPLIED WITH INFO NOTICE 2017-T015 SECTION B1 ODOR IDENTIFIED AS TRANSIENT LEVEL 1 TYPE #5. C/W TSM 05-50-00-810-085. DECOMTAMINATION LEVEL B WAS ACCOMPLISHED PER TSM. APU INSPECTED NO FAULTS FOUND OIL LEVEL CORRECT. PACK 2 OPERATES NORMAL. NO ODOR PRESENT. A/C IS OK FOR SVC.