As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ON FLIGHT 3548 THE CREW REPORTED THAT DURING THE TAKEOFF ROLL A STRONG BURNING ODOR WAS NOTICED IN THE COCKPIT AND CABIN. THE ODOR SUBSIDED AFTER THE CREW ELECTED TO ABORT THE TAKEOFF. REMOVED AND REPLACED ENGINE NR 1 IAW AE MTX WC 71-000-00. OPS AND LEAK CHECKED GOOD. NO DEFECTS NOTED AT THIS TIME. THE AIRCRAFT WAS RETURNED TO SREVICE.