As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ATL FLIGHT 3268 THE CREW REPORTED A BURNING ELECTRICAL SMELL IN THE COCKPIT AND GALLEY DURING TAXI. THE AIRCRAFT WAS RELEASED IAW 21-26-00. MAINTENANCE INSPECTED AND PERFORMED ENGINE RUNS WITH BLEEDS AND PACKS ON. NO DEFECTS WERE FOUND. THE AIRCRAFT WAS RELEASED FOR SERVICE.