# SDR SWAA2016062253108

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 20, 2016
- Submitted: June 22, 2016
- Operation: Air carrier
- Aircraft: [N441WN](https://openairdocs.org/aircraft/N441WN), registered now
- Make and model: Boeing 737-7H4
- Registry model: [Boeing 737-7H4](https://openairdocs.org/model/boeing-737-7h4) (OpenAirDocs)
- Aircraft serial: 29837
- Aircraft time: 45,936 hours, 26,652 cycles
- Engine: Cfmint CFM567B22
- Engine time: 15,499 hours, 5,990 cycles
- System (JASC): [7200 · Engine (Turbine/Turboprop)](https://openairdocs.org/jasc/7200)
- Part: Engine
- Part number: CFM5670243G22T
- Part serial: 89037
- Condition: Stalled
- Location: Left
- Stage of operation: CR
- How discovered: O
- Nature of condition: R, J
- Precautionary procedure: E, D
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SWAA2016062253108

## Discrepancy

INFLIGHT SHUTDOWN, AIR TURNBACK NOTICEABLE ENGINE STALL, AUDIBLE, NR 1 WITH ASSOCIATED REDUCTION IN ENGINE INSTRUMENTS.  SUBSEQUENT NR 1 ENGINE OIL FILTER BYPASS LIGHT ON AND WOULD NOT GO OUT.  SHUT NR 1 DOWN AND RETURNED TO DEPARTURE.  R & R NR 1 ENGINE IAW MAINTENANCE.

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