What was found
DEFECT: AT FL 370 ENGINE #2 ROLLED BACK THRUST LEVER DID NOT RESPOND "RED EGT " BOX ILLUMINATED. RESOLUTION: PERFORMED FIM TASK 73-06 TASK 812 “AUTO DECELERATION” AND FIM TASK 71-06 TASK 805 “OVERTEMP NOT DURING START”. DURING FIM 71-06 TASK 805 FOUND ONLY AN OVERTEMP MESSAGE DURING ENGINE START. PERFORMED FIM TASK 80-05 TASK 807 “ENGINE OVERTEMP DURING START”. PERFORMED BORESCOPE OF #2 ENGINE HPT BLADES AND LPT 1 BLADES, WITH NO DEFECTS . PERFORMED A POWER ASSURANCE TEST, ALL TESTS PASS. INSPECTED AND CLEANED PS3 LINE AND REPLACED #2 ENGINE EEC PRECAUTIONARY REF AMM 73-21-60.