# SDR SWAA991419

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 24, 1999
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: N655WN
- Make and model: Boeing 737-3H4
- Registry model: [Boeing 737-3H4](https://openairdocs.org/model/boeing-737-3h4) (OpenAirDocs)
- Aircraft serial: 28400
- Engine: Ge CFM56*
- System (JASC): [7930 · Engine Oil Indicating System](https://openairdocs.org/jasc/7930)
- Part: Switch
- Part number: 21SN04226A
- Condition: Malfunctioned
- Location: Nr 1 Engine
- Stage of operation: DE
- Nature of condition: N
- Precautionary procedure: E
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SWAA991419

## Discrepancy

ENG INFLIGHT SHUT DOWN, NR 1 ENG OIL FILTER BYPASS LIGHT ILLUMINATED.  REMOVED AND REPLACED NR 1 ENG OIL FILTER BYPASS SWITCH AND FILTER PER MM.

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