What was found
DURING A REPOSITIONING FLIGHT FROM CHM TO TPA, THE CREW REPORTED A BAD ODOR AND SAW SMALL AMOUNTS OF SMOKE IN THE COCKPIT. CREW REPORTED THEY WERE ABLE TO ISOLATE THE COCKPIT PAC AND THE ODOR WENT AWAY. NO PASSENGERS WERE ABOARD THE ACFT. ACFT DIVERTED TO ILG, THE LOCATION OF AN MX BASE WHERE MX TECHNICIANS TROUBLESHOT THE SOURCE OF ODOR TO BE FROM THE COCKPIT AIR CYCLE MACHINE. THE ACM WAS REPLACED AND OPS CHECKED NORMAL.