What was found
NON SYNCHRONOUS VIBRATION ON THE #1 ENGINE GROUNDED - YES. REMOVED AND REPLACED #1 ENGINE.
- Difficulty date
- May 9, 2022
- Submitted
- May 10, 2022
- Operation
- Air carrier
- Aircraft
- N924AK
- Make and model
- Boeing 7379
- Aircraft serial
- 43333
- Aircraft time
- 1,749 hours, 463 cycles
- Engine
- Cfmint LEAP1B28
- Engine time
- 1,749 hours, 463 cycles
- System (JASC)
- 7250 · Turbine Section
- Part
- Engine
- Part number
- LEAP1B28
- Part serial
- 60A314
- Condition
- Vibration
- Location
- Left Wing
- Part time
- 1,749 hours, 463 cycles
- Stage of operation
- NR
- How discovered
- O
- Nature of condition
- E
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.