# SDR SWAA2017121118370

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 9, 2017
- Submitted: December 11, 2017
- Operation: Air carrier
- Aircraft: [N920WN](https://openairdocs.org/aircraft/N920WN), registered now
- Make and model: Boeing 737-7H4
- Registry model: [Boeing 737-7H4](https://openairdocs.org/model/boeing-737-7h4) (OpenAirDocs)
- Aircraft serial: 32460
- Aircraft time: 33,569 hours, 19,829 cycles
- Engine: Cfmint CFM567B242
- System (JASC): [7330 · Engine Fuel Indicating System](https://openairdocs.org/jasc/7330)
- Part: Pressure Switch
- Part number: QA07670
- Condition: Faulty
- Location: Fuel
- Stage of operation: CL
- How discovered: O
- Nature of condition: J
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SWAA2017121118370

## Discrepancy

AIR TURNBACK-------------------------------------------------------------------------------------#1 ENGINE FUEL FILTER BYPASS LIGHT ILLUMINATED DURING CLIMB OUT. / R&R FUEL IGNITOR AND FUEL FILER DIFFERENTIAL PRESSURE SWITCH IAW AMM.

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