What was found
F/AS REPORTED FUMES - DIRTY/SOCK - SMELL IF THE AFT AFT OF THE AIR PLANE. DESCRIPTION OF ODOR-FUMES: CONTINUOUS AND DISCOMFORTABLE, DIRTY SOCKS SMEL. APPARENT CABIN SOURCE: CABIN AIR SUPPLY VENTS. AFT CABIN, GALLEY, LAVS. NO VISIBLE SMOKE OR HAZE. NO MEDICAL ATTENTION REQUIRED.-REF TSM 05-50-00-810-831-A. FOLLOWED PROCEDURES FOR LEVEL A CONTAMINATION IAW AMM 49-00-00. NO FAULTS FOUND. RAN APU IAW AMM 21-00-00 FOR CONTAMINATION. NO SMELL NOTED. ACFT OK FOR CONT SVC AT THIS TIME