What was found
FLT 569 PHX-MCO -AIR TURNBACK- CAPTAIN RECEIVED NR2 ENG SYSTEM FAULT ON TAKEOFF AND EXCEEDED EGT LIMITS REACHING 641 DEGREES. THE ENG THRUST WAS SUBSEQUENTLY REDUCED BUT CREW WAS UNABLE TO INCREASE THRUST TO CLIMB OR CRUISE WITHOUT EXCEEDING EGT LIMITS. THE ACFT RETURNED TO PHX AND LANDED WITHOUT INCIDENT. MAINTENANCE REMOVED AND REPLACED THE HPT/LPT ACTIVE CLEARANCE CONTROL VALVE ACTUATOR, 10TH STAGE BLEED VALVE AND VARIABLE STATOR VANE ACTUATOR. VENDOR TEARDOWN REPORT INDICATES THE 10TH STAGE BLEED VALVE WAS A CONFIRMED FAILURE. TEARDOWN FOR THE HPT/LPT ACC VALVE ACTUATOR ALSO INDICATED LEAKAGE.