As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
EWR - FL 634 - WHILE DESCENDING TO FINAL APPROACH, CABIN AND COCKPIT CREW NOTICED A STRONG INTENSE ELECTRICAL BURNING SMELL THROUGHOUT THE ENTIRE AIRCRAFT. CAPTAIN DECLARED AN EMERGENCY. FLIGHT LANDED WITHOUT INCIDENT AND TAXIED TO THE GATE. MAINTENANCE REMOVED AND REPLACED BURNED GASPER FAN MOTOR PER MM. OPERATIONAL CHECK GOOD. (M)