What was found
AFTER LANDING FUMES SMELL FROM THE AFT OF AIRCRAFT POSSIBLY FROM PACK 2. FA STATES THAT THE SMELL CAME AROUND THE TIME THE GEAR CAME DOWN ON APPR. APU WAS OFF DURING THAT TIME.-REF TSM 05-50-00-810-831-A. ACCOMPLISHED LEVEL A DECONTAMINATION PROCEDURE AND R+R THE RECIRCULATION FILTERS. REF AMM 21-21-41 AND 21-00-00615-803. DESCRIPTION OF FUMES / ODOR(S),OIL / OIL BURNING, DIRTY SOCKS,VISIBLE SMOKE / HAZE-NO MEDICAL ATTENTION REQUIRED,NONE, APPARENT CABIN SOURCE,CABIN AIR SUPPLY VENTS