Service difficulty report · Engine · Boeing 7478F

Difficulty date
January 12, 2022
Submitted
January 12, 2022
Operation
Air carrier
Aircraft
N617UP
Make and model
Boeing 7478F
Aircraft time
9,555 hours, 1,421 cycles
Part
Engine
Part number
2341M52G04
Part serial
CFNJAT47
Condition
None
Location
Powerplant
Stage of operation
CL
How discovered
9
Nature of condition
O, O, O
Precautionary procedure
O, O, O, O

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

INSPECTION TYPE:N/A*DIVERSION*NO EMERG* A/C LANDED W/OUT*INCIDENT*CLIMBOUT PASSING 14000' FELT VIBRATION MOMENTS LATER VIB INDICATOR #2 WAS AT 4.2 IN CLIMB AT SETTING 99 PERCENT N1 PLUS/MINUS 4.1 VIB IND. FLT LVL 280 50 PERCENT N1 1.2 VIB ALL THROUGH THE EVENT ENG 2 PARAMETERS WERE NORMALREVIEW AUTO SNAPSHOTS MAX N1 FAN VIB 4.90. T/S PER CMC MSGS 72207/72208 IFIM G77-31-00-810-811/812, C/O ENG HIGH VIB INSP PER AMM 71-00-200-813-G00 SEC G UP TO STEP (9), FOUND #2 ENG #17 FAN BLADE CONCAVE SIDE COATING DETACHED & HANGING AT #42 FAN OGV. NO OTHER DAMAGE NOTED. R/R #2 ENG #17 FAN BLADE

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