What was found
WE HAVE BEEN INFORMED OF POTENTIAL INCORRECT CONFIGURATION INCORPORATED DURING SHOP MAINTENANCE ACTIVITY IN LEAP-1A FLEET. WE ARE CONFIRMING THAT WE ARE CONCERNED OF INCORRECT CONFIGURATION WHERE PRE-SB 72-0175 BOLT(S) P/N (649-778-537-0) WERE INSTALLED ON POST-SB TORQUE CONE (P/N 362-021-340-0 AND FURTHER P/NS 362-021-341-0 & 362-021-350-0). POPULATION AFFECTED CONFIRMED BY SAFRAN AIRCRAFT ENGINE SERVICES AMERICAS IS ONE ENGINE: ESN 598454 CUSTUMER: AERCAPITAL CUSTOMER AND MANUFACTURE ARE INFORMED ABOUT ISSUE AND IN OUR REPAIR STATION ACTIONS TO CONTAIN AND AVOID RECURRENCE OF THIS SPECIFIC CONFIGURATION PROBLEM ARE IMPLEMENTED.