As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING CRUISE, CREW REPORTED BURNING ODOR WITH HEAT IN AUTO OR MANUAL. AIRCRAFT LANDED SAFELY AT INTENDED DESTINATION. MAINTENANCE RAN THE ENGINES AND NOTED A MOLDY SMELL BUT NOT A BURNING SMELL. THE COALESCER BAG WAS REPLACED AND ALL SMELLS WENT AWAY.