What was found
NR 2 ENGINE SHUT DOWN DUE TO LOUD BANG WHEN THROTTLE MOVED FROM CLIMB TO CRUISE POWER. PERFORMED INSPECTION FOR WINDMILLING PER JT8D MM 72-00-00 ADJ/TEST-01 (1)C. NO DEFECTS NOTED. PERFORMED DECELERATION SURGE TROUBLESHOOTING PER JT8D MM 72-00-00 TBL SHOOT-04 STEPS 1-6. NO DEFECTS NOTED (EXCEPT AS NOTED ON M2. NR 2 THRUST REVERSER DEFLECTOR DOOR DOES NOT STOW COMPLETELY WHILE CLOSED DUE TO UPPER ACTUATOR PISTON TRUCK LINKAGE BOLT SHEARED). REPLACED HARDWARE AND RIGGED CLAMSHELL PER BOEING 727MM SEC 78-30-31. OP CHECKED GOOD.