As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AT GATE VISIBLE SMOKE AND SMOKE SMELL IN AFT OF AC AFTER TURNING ON PACKS DUE TO POSSIBLE DE-ICER FLUID CONTAMINATION. TURNED OFF PACKS AND REPLACED LT AND RT WATER SEPARATOR PER MM 21-20-02 MD9-49-16 AND MD9-49-04. CHECK-C STL 1-30-03.