As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLT 4927 - ON TAKEOFF ROLL, THE NR 2 ENGINE FAILED TO DEVELP MORE THAN 51 PERCENT TORQUE. NP WAS SLOW TO SPOOL UP. ABORTED TAKEOFF AT INITIAL ROLL. RETURN TO GATE SAFELY AND SWAPPED AIRCRAFT. MAINTENANCE REMOVED AND REPLACED PCU AND CHANGED P3 AIR LINE. GROUND RUN OPERATIONAL CHECK NORMAL. AIRCRAFT RETURNED TO SERVICE. (M)