What was found
ENGINE 3 FAN VIBRATION 4.3 - 5.0 IN CLIMB(<P>PERFORMED BOROSCOPE INSPECTION AND TRIM BALANCE REF LOG PAGE 1194652 M5 & M6.</P> / <P>M5: PERFORMED #3 ENG BSI THEN OPS CHECK NORMAL AND RE-INSTALLED INSPECTION PORT (B1-0, B1-3, B4-3, B4-4, B4-2) AND N2 CRANK PAD THEN RUN UP LEAK CHECK NORMAL AS PER AMM 72-00-00 & 71-00-00.</P> / <P>M6: PERFORMED ECM 2022P-235. WEIGHT SCREW NOT MATCH WITH AVM. UPDATE AVM THEN PERFORMED #3 ENG TRIM BALANCE THEN VIB CHECK NORMAL (FAN VIB 1.3) AS PER AMM 72-31-00 & 71-00-00.</P>)