What was found
DURING AN ENGINE CHANGE AT AN A-CHECK, MX FOUND 3 EA CRACKS ON THE NR 4 ENG FIXED COWL EXHAUST NOZZLE FWD FLANGE COWL SUPPORT ASSY. THE CRACKS CAN BE REPAIRED IAW THE ESM TASK 78-33-05. REPAIR 002. THE REPAIR CALLS FOR A POST WELD HEAT TREATMENT AND THERMAL SPRAY. MX DOES INTO HAVE THE EQUIPMENT TO ACOMPLISH THE REQUIRED HEAT TREATMENT AND THERMAL SPRAY. (DISPOSITION IS TO ACCOMPLISH THE ESM 78-33-05. REPAIR, EXCLUDING THE POST WELD HEAT TREATMENT AND THERMAL SPRAY, AND PERMANENT REPAIR AT THE NEXT C-CHECK.)