As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
SMOKE IN COCKPIT.FOUND APU INLET FILLED WITH DEICE FLUID. CLEANED APU INLET AND COMPARTMENT AND STARTED APU. WHEN PACK 1 SELECTED, SMELLED DEICE FLUID IN COCKPIT. RAN BOTH PACKS WITH APU TO CLEAR OUT DEICE FLUID. APU AND PACKS NOW OPERATE WITHOUT SMOKE OR SMELL OF SMOKE OR DEICE FLUID IN COCKPIT OR CABIN/