# SDR SWAA2020100721444

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 3, 2020
- Submitted: October 7, 2020
- Operation: Air carrier
- Aircraft: [N226WN](https://openairdocs.org/aircraft/N226WN), registered now
- Make and model: Boeing 737-7H4
- Registry model: [Boeing 737-7H4](https://openairdocs.org/model/boeing-737-7h4) (OpenAirDocs)
- Aircraft serial: 32494
- Aircraft time: 51,365 hours, 30,662 cycles
- Engine: Cfmint CFM567B242
- System (JASC): [7220 · Turbine Engine Air Inlet Section](https://openairdocs.org/jasc/7220)
- Part: Blade
- Part number: 3400010380
- Part serial: DC9731980
- Condition: Damaged
- Location: Nr 1 Engine Fan
- Stage of operation: IN
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SWAA2020100721444

## Discrepancy

NR 1 ENG FAN BLADE NR 10 HAS DAMAGED CU-NI-IN COATING ON CONCAVE SIDE OUTSIDE AREA X.  REMOVED AND REPLACED NR 10 FAN BLADE, IAW MT 772-21-20.  SEE BLADE MAP FOR PROPER BLADE LOCATION.  P/N OFF 340-001-038-0 S/N OFF DC973198-0 P/N ON 340-001-036-0 S/N ON DM019798-7.

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