What was found
ON TAXI OUT BURNING ELECTRICAL SMELL DETECTED BY SEVERAL FLIGHT ATTENDANTS IN AFT GALLEY. DESCRIBED AS INTERMITTENTLY WAFFING AROUND GALLEY. COUNTER LIGHTS TURNED OFF AND BREAKER PULLED. FOUND AFT EQ EXH FAN 1 MOTOR OVERHEATED AND GENERATED THE BURNING SMELL. PULLED C/B AND DISCONNECTED CONNECTOR OFF THE MOTOR. A/C OK FOR SERVICE. ITEM ALREADY ON MCO. ETOPS CATEGORY 'E': PROBLEMS WITH SYSTEMS CRITICAL TO ETOPS.