What was found
FLT# 269, BOS-FLL. "VERY STRONG DIRTY SOCK SMELL LEVEL FROM IDLE POWER @ 8000 FT THEN AGAIN AT 2000 FEET BOTH PACKS ON VERY STRONG IN COCKPIT; COMPLIED WITH INFORMATION NOTICE 2017-T015,STEP 1 & 2 IDENTIFIED ODOR TO BE APU. LEVEL A DECONTAMINATION WAS ACCOMPLISHED AMM 21-51-21. A/C OK FOR SERVICE."