What was found
FLT # 2051. BOS-MCO. LEVEL 2 PERSISTANT ENVIROMENTAL SYSTEM ODOR IN FLIGHT DECK AND FWD CABIN (OBSERVED BY 3 CREWMEMBERS) CAUSING EYE IRRITATION. SMELL SIMILAR TO DIRTY SOCKS. APU AND PACKS ON. NO EXTERNAL AIR CONNECTION.; COMPLIED WITH INFO NOTICE 2017 - T15 SECTION B2 IDENTIFIED ODOR TO BE TYPE 1 APU. PERFORMED DECONTAMINATION PROCEDURE LEVEL B PER TSM O5-50-00-810-831-A A/C OK FOR SERVICE NO ODOR PRESENT W/ ENG BLEED APU HAS BEEN PLACED ON DEF REF L/P 4341958-1 MDDR # 592492