What was found
DURING SHOP VISIT AT THE SAFRAN AIRCRAFT ENGINES (SAE) SHOPS, INCORRECT BOLT CONFIGURATION HAS BEEN INSTALLED ON THE ENGINES SERIAL NUMBERS : 598448, 599671, 598485, 598486, 599610, 599647, 598446, 598812. BOLTS IN QUESTION ARE LOCATED INTO THE LOW PRESSURE TURBINE. SAE IS FOLLOWING THE TCH (CFM) RECOMMENDATION BASED ON SOW/2025/02. INVESTIGATION ARE IN PROGRESS TO IDENTIFY ROOT CAUSES AND CORRECTIVE ACTIONS. UPDATE WILL BE PERFORMED ONCE THE FINAL AFFECTED POPULATION WILL BE CONFIRMED. ROOT CAUSES AND CORRECTIVE ACTIONS WILL BE AS WELL REPORTED IN AN ANOTHER UPDATE.