What was found
SHIP 3867 - ATB - DUE TO RIGHT ENGINE HIGH FAN VIBRATIONS ABOVE 4.0 UNITS IN CLIMB. CAPTAIN HAD TO RETARD THRUST LEVERS TO MAINTAIN VIBRATIONS UNDER LIMIT. CORRECTIVE ACTION: MAINTENANCE PERFORMED FAN TRIM BALANCE AND HIGH POWER RUN
- Difficulty date
- January 26, 2022
- Submitted
- January 27, 2022
- Operation
- Air carrier
- Aircraft
- N867DN
- Make and model
- Boeing 737900
- Aircraft serial
- 31979
- Aircraft time
- 15,691 hours, 5,997 cycles
- System (JASC)
- 7100 · Powerplant System
- Part
- None
- Condition
- None
- Stage of operation
- CL
- How discovered
- O
- Nature of condition
- O
- Precautionary procedure
- A
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.