What was found
PVR - INFLIGHT T326/17 JUL. CREW REPORTED LOUD BANG FOLLOWED BY A YAW AND WIND SHEAR ALERT AS GEAR WAS RETRACTED. CAPTAIN REPORTED NR 1 ENG ROLLED BACK WHILE SHUTTING IT DOWN. SINGLE ENG TIME 12 MINUTES. RETURNED TO PVR AND LANDED WITHOUT INCIDENT. FIRE CREW REPORTED SMOKE IN NR 1 ENG. ACFT WOULD NOT MOVE WHEN ATTEMPT WAS MADE TO TAXI BACK TO GATE. REPLACED NR 1 ENG ON 24 JUL AT PVR DUE TO TURBINE BLADE FAILURE. SYSTEM GROUND CHECKED NORMAL OPERATION. (S)