# SDR ASAA2015052011803

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 20, 2015
- Submitted: May 22, 2015
- Operation: Air carrier
- Aircraft: [N581AS](https://openairdocs.org/aircraft/N581AS), registered now
- Make and model: Boeing 737890
- Aircraft serial: 35188
- Aircraft time: 30,973 hours, 9,437 cycles
- Engine: Cfmint CFM567B27
- System (JASC): [7220 · Turbine Engine Air Inlet Section](https://openairdocs.org/jasc/7220)
- Part: Blade
- Part number: 3400010260
- Condition: Vibration
- Location: Nr 2 Engine Fan
- Stage of operation: NR
- How discovered: 9
- Nature of condition: E
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASAA2015052011803

## Discrepancy

ENGINE NR 2 VIB VARIES BETWEEN .7 AND 2.7 IN DIFFERENT PHASES OF OPERATION.  ACFT GROUNDED.  ACCOMPLISHED FAN LUBE IAW T/C 78472002, ACCOMPLISHED.  VIBRATION SURVEY IAW AMM 71-00-00.  ALL PARAMETERS PASSED.

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