What was found
DURING CLIMB, FIRE LIGHT WITH AUDIO AND NR 2 ENGINE FIRE LIGHT CAME ON. ON BRINGING NR 2 ENGINE LEVEL TO IDLE FIRE WARNING LIGHT WENT OUT. LANDED AND PUT ENGINE TO FLY BEFORE LANDING, ON LANDING FIRE NR 2 ENGINE LIGHT CAME ON AGAIN. REMOVED NR 2 ENGINE OTBD FIRE DETECTOR AND WIRING HARNESS. INSTALLED PROTECTIVE SHRINK WRAP IAW ENGINEERING INSTRUCTION E92-702-55-991 DATED 7-2-12. REINSTALLED NR 2 ENGINE OTBD FIRE DETECTOR AND WIRING HARNESS. PERFORMED FUNCTION CHECK - CHECKED GOOD. OPS CHECK FLIGHT WAS SUCCESSFUL.