What was found
(CAN) DURING CRUISE THE FLIGHT CREW RECEIVED A FIRE WARNING INDICATION FOR THE ZONE 1 AREA OF THE RT ENGINE. THE LOAD WAS JETTISONED, THE 'E' HANDLE WAS PULLED ON THE RT ENGINE AND THE AIRCRAFT RETURNED TO LOON RIVER. UPON INVESTIGATION THE CONNECTOR WAS FOUND BROKEN CAUSING THE FALSE INDICATION. THE CONNECTOR WAS REPLACED, THE SYSTEM WAS FUNCTION CHECKED SERVICEABLE AND THE AIRCRAFT WAS RETURNED TO SERVICE.