What was found
DIVERSION DUE TO ENG 3 VIB HIGH COMP OVER 4.0 ON CLIMB ON MULTIPLE OCCASION AND HAD TO RETARD #3 MORE THAN 1 CROWN TO REDUCE THE VIBRATION.
- Difficulty date
- August 5, 2021
- Submitted
- August 6, 2021
- Operation
- Air carrier
- Aircraft
- N513SN
- Make and model
- Doug MD11
- Aircraft serial
- 48513
- Aircraft time
- 85,640 hours, 14,275 cycles
- Engine
- Ge CF680C2D1F
- System (JASC)
- 7230 · Turbine Engine Compressor Section
- Part
- Compressor
- Condition
- Vibration
- Location
- Nr 3 Engine
- Stage of operation
- CL
- How discovered
- V
- Nature of condition
- E
- Precautionary procedure
- A
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.