What was found
FLT # 1505, EWR-FLL. DESCENDING THUR 12K FT AND AFTER UTILIZING ENG/WING ANTI-ICEE SYS FLT DECK, FLT ATT, AND PAX EXPERIENCED MODERATE FUMES WITH SOCK ODOR UNTIL LANDING. REPORT FILLED OUT; COMPLIED WITH INFORMATION NOTICE 2017-T015 SEC B(2). FOUND EVIDENCE OF APU OVERSERVICING. CLEANED AREA AND ALL OPS/LEAK CHK OF APU OK PER 49-90-00. PERFORMED DECONTAMINATION OF ECS PACK SYS 1 & 2 AND R/R RECIRCULATION FILTERS AS PER AMM 21-00-00-615-804-A. ALL OPS/IND GOOD, NO DEFECTS OR ODORS DETECTED AT THIS TIME. A/C IS OK FOR SVC.