What was found
REFERENCE LP229017 ITEM 1 FLIGHT 1188 - AIRCRAFT WAS GROUND FOR SDR REPORTABLE EVENT FUME/ODOR EVENT, FLIGHT ATTENDANT REPORTED STRONG DIRTY SOCK SMELL ON LANDING IN AFT CABIN/GALLEY, DISSIPATED AFTER LANDING, APU OFF. PERFORMED IDENTIFICATION OF CAUSE OF CABIN ODOR EVENT REF. TSM 05-50-00-810-831-A. FOUND APU TO BE CAUSE, PERFORMED INSPECTION OF APU LEVEL A FOR ODOR EVENT AND CLEANED AREA REF AMM 49-00-00-200-812-A. PERFORMED LEVEL A DECONTAMINATION OF THE ECS REF AMM 21-00-00-615-802-A & REPLACED RECIRCULATION FAN FILTER REF AMM 21-21-41- 000-001-A & REF AMM 21-21-41-400-001-A. NO FURTHER DEFECTS NOTED.