AT APPROXIMATELY 11:30 A FIRE WAS DISCOVERED IN THE #1 SYNCHRONOUS MOTOR ON #126 DRAGLINE. THE FIRE WAS CONTROLLED AT 12:45 BY THE LOCAL FIRE DEPARTMENT. NO INJURIES RESULTED BUT THE MOTOR WAS SIGNIFICANTLY DAMAGED. AT THIS TIME, WE SUSPECT A MALFUNCTION IN THE OIL CIRCUIT BREAKER SERVING THE MOTOR. THE FIRE TOOK PLACE FOLLOWING A CABLE CHANGE THAT REQUIRED POWER TO BE DE-ENERGIZED