# SDR SWAA2025122354264

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 19, 2025
- Submitted: December 23, 2025
- Operation: Air carrier
- Aircraft: [N8305E](https://openairdocs.org/aircraft/N8305E), registered now
- Make and model: Boeing 737-8H4
- Registry model: [Boeing 737-8H4](https://openairdocs.org/model/boeing-737-8h4) (OpenAirDocs)
- Aircraft serial: 36683
- Aircraft time: 44,978 hours, 21,015 cycles
- System (JASC): [4990 · APU Oil System](https://openairdocs.org/jasc/4990)
- Part: Pressure Switch
- Condition: Faulty
- Location: Apu
- Stage of operation: CR
- How discovered: O
- Nature of condition: J
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SWAA2025122354264

## Discrepancy

APU LOW OIL PRESSURE LIGHT ILLUMINATED.  APU SHUTDOWN AUTOMATICALLY FC.  OK TO CONTINUE IAW MEL 49-1-01 SP1.   R & R APU LOW OIL PRESSURE SWITCH IAW AMM 49-94-22, OPS CHKD GOOD.

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