As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
LAX - DURING CRUISE OF FLT 572 AT FL 330, FLIGHT ATTENDANTS REPORTED STRONG BURNING ODOR IN CABIN. CAPTAIN DESCENDED AIRCRAFT TO FL 250, COMPLETED CHECK LIST AND PULLED RECIRCULATING FAN CIRCUIT BREAKER, ODOR DISSIPATED. FOUND RECIRCULATION FAN INOPERATIVE. RELEASED AIRCRAFT PER MEL 21-43. SUBSEQUENTLY REPLACED FAN IN SEAT ON 3/22/95. SYSTEM OPERATED NORMALLY WITH NO ODORS NOTED. (W)