What was found
AIRCRAFT RETURNED DUE TO LIGHT OF TAIL CONE HIGH TEMPERATURE CAME ON, AFTER 3 MINUTES THAT THE ANTI-ICE PROTECTION WAS USED. AIRCRAFT WAS CARRIED TO THE HANGAR TO ATTEND REPORT. AT OVERNIGHT SERVICE, THE ANTI-ICE DUCT ASSY WAS REPLACED AND SYSTEM WAS TESTED IAW MM. HARD LANDING INSPECTION WAS PERFORMED IAW MM, DETECTING A FUEL LEAKAGE IN THE CENTRAL LOWER SECTION OF THE FUEL TANK FRONT SPAR. THE FUEL TANK WAS SEALED IAW SRM, ALL CORRECT.