What was found
ABORTED TAKEOFF AT 100 KNOTS DUE TO NR 3 ENGINE LOW EPR (1.8) WITH THROTTLE 2-3 INCHES BEYOND NR 1 AND 2 ENGINES. RPM WAS GOOD AT 99 PERCENT AND FUEL FLOW MATCHED NR 1 AND 2 ENGINES. *S/D* ADJUSTED RIG ON NR 3 THROTTLE. CHECKED INLET AND EXHAUST. CHECKED OPERATION OF THE INTERCOMPRESSOR BLEED VALVES AND REPLACED THE PRESSURE RATIO BLEED CONTROL ASSEMBLY. ACCOMPLISHED FULL RUNUP AND ALL INDICATIONS WERE NORMAL.