What was found
AIRCRAFT WAS GROUNDED: SMELLED DIRTY SOCKS ODOR AFTER TAKE OFF ABOUT 20,000 FEET WITH ENGINE ANTI ICE ON. DISSIPATED WHEN ENGINE ANTI ICE OFF. ODOR RETURNED ON DESCENT WITH ANTI ICE OFF FROM 10,000 FEET UNTIL ARRIVAL AT GATE. TURNED RIGHT PACK OFF AND NO CHANGE NOTED. PERFORMED JOB CARD 26L00021002, A320F APU SMOKE ODOR FUMES TROUBLESHOOTING AND JOB CARD 26L00021004, A320F DECONTAMINATION OF THE ENVIRONMENTAL CONTROL SYSTEM. NO APU LEAKS OR ODOR DETECTED.