What was found
DURING ACCOMPLISHMENT OF EC7601-2 FOUND ONE EACH T2 BLADE WITH BREAK THROUGH AND MATERIAL LOSS INTO CAVITY. MATERIAL LOSS EXTENDS INTO AREA 'A' OF BLADE. NO DAMAGE ALLOWED IN AREA A. REQUIRES ENGINE CHANGE ENGINE NR 1 07FEB13 . NR 4 BEARING SCAVENGE MANIFOLD, OIL FILTER DIFFERENTIAL PRESSURE SWITCH, MAGNETIC CHIP DETECTORS, AIR-OIL HEAT EXCHANGER, GEARBOX OIL SCAVENGE PUMP ASSEMBLY, OIL TANK AND ACCESSORIES, OIL PRESSURE TRANSMITTER, OR LOW OIL PRESSURE SWITCH (D). LEAK CHECK MAIN OIL FILTER, LAST CHANCE OIL FILTER, LEAK CHECKED NR 1 ENGINE NO LEAKS NOTED. CHG'D ENGINE.