What was found
UPON SHUTDOWN OBSERVED SMOKE AND SMELLED SULFUR FROM F/O SIDE APU WAS RUNNING AND #2 PAC WAS DEFERRED THERE WAS A NOSE ASSOCIATED AFTER APU SHUTDOWN SMELL WAS IN CABIN TOO "TRANSFERRED TO NRWC 841-DFW-02673"-C/A- REMOVED AND REPLACED #1 ACM (LH) IAW ENVOY EO#EM-2100-048 OPS CHECK GOOD NO DEFECTS NOTED. REMOVED AND REPLACED #1 PACK RAM AIR VALVE ACTUATOR IAW AMM 21-25-01. OPS CHECK GOOD. PERFORMED OPERATIONAL TEST OF LH ACM IAW EMB 140 AMM 21-51-00 OPS CHECK GOOD. REMOVED AND REPLACED RH ACM IAW EMB 140 AMM 21-50-03 AND ENVOY EO#EM-2100-048 OPS CHECK GOOD NO DEFECTS NOTED. PERFORMED ETN-EM-72-034 FOR ENG ODOR EVENT TROUBLESHOOTING SUPPLEMENT. NO SMOKE OR SULFUR ODOR NOTICED WHILE PERFORMING ENG ODOR EVENT. LINEAR ACTUATOR P/N SYLC51836-1 S/N 598; AIR CYCLE MACHINE RH P/N 815240-3 S/N 200209068