As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ON TAKEOFF UNABLE TO OBTAIN MAX-POWER ON NR 1 ENGINE, ENGINE POWER ADVANCED NORMALLY UNTIL 1.96-1.97 EPR INDICATION. MAX-POWER OBTAINED WAS 1.97 EPR WITH N1 AT 94 PERCENT; FURTHER THRUST LEVER MOVEMENT HAD NO EFFECT. REMOVED AND REPLACED THE NR 1 ENGINE FCU IAW PRATT MM 79-21-01. PERFORMED LEAK VERIFICATION IAW AQ FORM M-215. OPS AND LEAK CHECK GOOD, AIRCRAFT RETURNED TO SERVICE.