# SDR SWAA2024061200922

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 9, 2024
- Submitted: June 12, 2024
- Operation: Air carrier
- Aircraft: [N479WN](https://openairdocs.org/aircraft/N479WN), registered now
- Make and model: Boeing 737-7H4
- Registry model: [Boeing 737-7H4](https://openairdocs.org/model/boeing-737-7h4) (OpenAirDocs)
- Aircraft serial: 33990
- Aircraft time: 65,879 hours, 39,681 cycles
- System (JASC): [4930 · APU Engine Fuel and Control](https://openairdocs.org/jasc/4930)
- Part: Drain Mast
- Part number: UNKNOWN
- Condition: Missing
- Location: Apu Fuel
- Stage of operation: IN
- How discovered: 9
- Nature of condition: D
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SWAA2024061200922

## Discrepancy

APU FUEL FEED DRAIN MAST MISSING<[01] INSTALLED APU FUEL FEED DRAIN MAST REF AMM 28-25-07.

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