What was found
AROUND 3000FT SMELLED DIRTY SOCK SMELL, RAN QRH , SEEMED TO STOP WITH PACK 1 OFF @ GATE BEFORE ENG 1 SHUTDOWN , RECEIVED AIR ENG 1 HP VALVE FAULT ECAM-PERFORMED TSM 05-50-00 FOUND SOURCE OF SMELL PACK # 1, APU OK NO LEAKS NOTED, WILL REQUIRED FURTHER T/S, REF L.P 3270197-1 FOR HP VALVE FAULT, AND 3270197-2 FOR PACK # 1 DMI