What was found
RIGHT ENGINE HAD A CONSISTENT VIBRATION READING OF BETWEEN 2.0-2.4 UNITS DURING CRUISE FLIGHT. ACFT GROUNDED. COMPLETED FAN BLADE LUBE IAW T/C 78472002. ALL PLATFORMS AND SHIMS WERE REPLACED. VIBRATION LEVELS WITHIN LIMITS.
- Difficulty date
- December 26, 2016
- Submitted
- December 28, 2016
- Operation
- Air carrier
- Aircraft
- N577AS
- Make and model
- Boeing 737890
- Aircraft serial
- 35186
- Aircraft time
- 37,373 hours, 11,099 cycles
- Engine
- Cfmint CFM567B27
- System (JASC)
- 7220 · Turbine Engine Air Inlet Section
- Part
- Shim
- Condition
- Lack Of Lube
- Location
- Nr 2 Engine
- Stage of operation
- CR
- How discovered
- O
- Nature of condition
- E
- Precautionary procedure
- O
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.