As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CREW REPORTED IN FLIGHT BURNING ODOR IN FLIGHT DECK AT HIGH POWER SETTINGS. COMPLETED OPERATIONAL CHECK OF AUTO AND MANUAL TEMP CONTROL IAW TASK CARD 2150-301. RAN IN FULL HOT AND FULL COLD FOR SEVERAL MINUTES. COULD NOT DUPLICATE. OPS CHECK GOOD.