What was found
RIGHT ENG VIB FAN EXCEEDED 4.2, SUSPECTED BIRD STRIKE. ENG OPERATED WITHIN NORMAL PARAMETERS AT REDUCED POWER DURING DIVERSION. REMOVED 3 DAMAGED FAN BLADES 23, 24 & 25. REPLACED IN PAIRS WITH BLADES 4, 5 & 6. PERFORMED VIBE SURREY ON NR 2 ENG, MAX VIBE IS 0.5 UNITS, PERFORMED IAW AMM 72-31-02.