What was found
ON CLIMBOUT APPROX FL200 EXPERIENCED ENG VIBRATION OUT OF LIMITS ON #2 ENG. VIBRATION REACHED 4.0 IN AMBER RANGE. DIVERTED. LANDED UNEVENTFULLY. REMOVED FROM SERVICE. C/W MCN E770001-01 FOR ENGINE #2 N1 ABNORMAL VIBRATION TROUBLESHOOTING. IEVMBIT TEST GOOD. NO MTX MESSAGES IN CMC. BLADES MAVE FREELY. NO BINDING OR STIFFNESS IN MOVEMENT NOTED. PER PROPULSION DEPARTMENT PERFORMED BLADE PIN LUBRICATION IAW MTC E175-72-00-00-QE02. REF W/O 330483. REF L/P 1030056 FOR DMI OF N1 VIBRATION WORKSCOPE TASK. AIRCRAFT RETURNED TO SERVICE. 4/27/2023 COMPLIED WITH ECMP REQUEST TO REPLACE #2 ENGINE FAN PIN RETAINING PINS. LUBED PINS AND RETURNED TO SERVICE.