What was found
ABORTED TAKEOFF, 140 KNOTS NR 2 ENGINE N2 DROPPED OFF TO APPROX 50-60 PERCENT. ON TAKEOFF ROLL, BRAKE MAX TEMPS WERE 11, 9, 7, 8 ABORTED TAKEOFF, TAKEOFF AT 1655Z MARKED FDR AT 1704Z. PERFORMED ACCELERATION/DECELERATION CHECKS AND POWER ASSURANCE CHECKS, NO DEFECTS NOTED. COULD NOT DUPLICATE. INSPECTED TIRES AND BRAKES AS PER AMM 05-51-29, OK FOR SERVICE. (M)