What was found
CREW REPORTED, NR 2 FIRE WARN LIGHT AND BELL WITH CLIMB THRUST, CLIMBING TO ALTITUDE OUT OF ROA. ENGINE NR 2 SHUTDOWN AT 0927Z PER CHECKLIST, FIRE LIGHT WENT OUT AND ALL ENGINE INDICATIONS NORMAL. ENGINE HEAT WAS ON IN THE ICING CONDITIONS. REMOVED AND REPLACED BROKEN LT REAR A/I TUBE ASSY. REMOVED AND REPLACED CRACKED HIGH PRESSURE SUPPLY WYE DUCT. ALL IAW MM 75-10, LEAK CHECK GOOD.