As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
WITH CONDITIONED AIR AND PACKS POWERED BY START CART FUMES ENTERED CABIN. TURNED OFF PACKS FUMES DISSIPATED. AFTER TAKEOFF, CABIN WAS KEPT COOL AND FUMES DISSIPATED TOTALLY. IN CRUISE WHEN TEMP SELECTED ABOVE 60 DEG FUMES NOTICED AGAIN. PERFORMED OPNS 5088,5089 CABIN SMOKE/ODER T/S AND DUCT BURNOUT. NO CABIN FUMES NOW NOTED