As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CREW REPORTED BURNED ODOR IN COCKPIT THAT WAS STRONGER ON THE GROUND THAN IN THE AIR AND SMELLED LIKE OZONE. MAINTENANCE INSPECTED, BUT COULD NOT SMELL ANY ODOR. MAINTENANCE R & R LT PACK COALESCER BAG AND PERFORMED CHECKS IAW AMM. NO FURTHER DEFECTS FOUND. ACFT RELEASED FOR SERVICE.