As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING TAKEOFF, THE NR 1 ENGINE FREEZE FAILED, PILOT RESET IT AND SUBSEQUENTLY, THE ENGINE FAILED TO ACCELERATE PAST FLIGHT IDLE. AIRCRAFT RETURNED TO BASE. REMOVED AND REPLACED THE #1 ENGINE ECA. COMPLIED WITH POST MAINTENANCE GROUND, HOVER AND FLIGHT LOGIC SETUP. ALL OPERATIONAL CHECKS ARE GOOD. AIRCRAFT RETURNED TO SERVICE