As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
LEFT PACK STARTED HEATING UP AND SMELLING HOT, SHUT PACK OFF, RESTARTED PACK 1 MINUTE LATER AND SMOKE STARTED BLOWING OUT OF THE FLIGHT DECK AIR VENTS, SHUT PACK OFF. (FLIGHT 5861 - FILED CLOSED)FOUND LEFT PACK TO BE SEIZED AND CAUSING HOT PACK TEMPS AND SMOKE WHILE LEFT PACK WAS SELECTED ON, REMOVED AND REPLACED LH ACM IN REF TO CRJ 200 AMM 21-51-10. OPERATIONAL CHECK AND LEAK CHECK OF THE LH ACM WAS SATISFACTORY AT THIS TIME