What was found
UPON ARRIVAL OF FLIGHT TAI422, THE PILOT REPORTED: "ENG 2 COMPRESSOR VANE", THE AIRCRAFT WAS HELD ON GROUND TO PERFORM FAULT ANALYSIS IN ACCORDANCE WITH TSM 75-30-00-810-848-A; REPLACED THE MASTER ACTUATOR OF LPC BLEED SYSTEM OF ENGINE 2 IN ACCORDANCE WITH AMM 5-31-42 PB401, ADDITIONALLY AS PART OF THE FAULT ANALYSIS WAS LUBRICATED THE LPC BLEED SYSTEM MECHANISM OF ENGINE 2 IN ACCORDANCE WITH AMM 72-00-00-600-011 AND THE HPC VSV MECHANISM OF ENGINE 2 IN ACCORDANCE WITH AMM 75-32-42-640-010-B. THEN PERFORMED ENGINE 2 IDLE LEAK CHECK IN ACCORDANCE WITH AMM 71-00-00-710-012-B WITH NORMAL CONDITION AND HIGH POWER ASSURANCE TEST AS PER AMM 71-00-00-710-013-C, THE TEST WAS SATISFACTORY. AFTER THOSE MAINTENANCE ACTIONS THE AIRCRAFT WAS RETURNED TO SERVICE.