# SDR ASAA2021082735822

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 27, 2021
- Submitted: August 31, 2021
- Operation: Air carrier
- Aircraft: [N538AS](https://openairdocs.org/aircraft/N538AS), registered now
- Make and model: Boeing 737890
- Aircraft serial: 41188
- Aircraft time: 34,913 hours, 10,196 cycles
- Engine: Cfmint CFM567B27
- System (JASC): [7220 · Turbine Engine Air Inlet Section](https://openairdocs.org/jasc/7220)
- Part: Blade
- Condition: Damaged
- Location: Nr 1 Engine
- Part time: 34,913 hours, 10,196 cycles
- Stage of operation: IN
- How discovered: V
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASAA2021082735822

## Discrepancy

REF. T/C 78472010 #1 ENGINE S/N 960862, FAN DISK DAMAGED AT BLADE SLOT #13 ...TOOLING MARK/ GOUGE ON FORWARD FACE AT .0028" AND SCALLOP AFT FACE AT .007" , .0058 AND .011. GROUNDED - YES. (RESOLVED ON W/O: 1883140 TASKCARD: N/R-00004 ) #1 ENGINE REMOVED AND REPLACED. DEFECT TRANSFERRED TO EBU SHOP W/O 1883570. MCT CLOSED. SEAMC WILL NOTIFIED.

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