As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLIGHT EXPERIENCED AN ELECTRICAL BURNING ODOR IN THE CABIN AND FLIGHT DECK, REPORTED BY FLIGHT CREW. UPON ARRIVAL, MAINTENANCE ACCOMPLISHED TSM 24-00-00-810-823-A & 21-26-00-810-809. THE EQUIPMENT COOLOING SYS EXTRACT FAN WAS FOUND FAILED AND SUBSEQUENTLY DEFERRED IAW MEL 21-26-02-01. THE FAN WAS REPLACED IAW AMM 21-26-51. DURING OVERNIGHT MAINTENANCE, NO FURTHER PROBLEMS REPORTED.