As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AFTER LANDING FOR PAUSE IN VERTREP, PILOTS REPORTED SMOKE SMELL IN COCKPIT. SMOKE WAS THEN NOTED COMING FROM COCKPIT FRESH AIR VENTS. TROUBLESHOOTING REVEALED FRESH AIR VENTILATION FAN/MOTOR SIEZED AND PRODUCED SMOKE. REMOVED AND REPLACED DISCREPANT FRESH AIR FAN ASSY. NO FURTHER DEFECTS/SMOKE NOTED.