# SDR AALA202506233171

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 22, 2025
- Submitted: June 24, 2025
- Operation: Air carrier
- Aircraft: [N982NN](https://openairdocs.org/aircraft/N982NN), registered now
- Make and model: Boeing 737823
- Aircraft serial: 31231
- Aircraft time: 27,953 hours, 12,023 cycles
- System (JASC): [5310 · Fuselage Main, Structure](https://openairdocs.org/jasc/5310)
- Part: Drain Valve
- Condition: Odor
- Location: Zone 200
- Stage of operation: TX
- How discovered: O
- Nature of condition: B
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AALA202506233171

## Discrepancy

AIRCRAFT WAS GROUNDED: A YELLOW PUNGENT SMELLING FLUID WAS COMING FROM THE LEFT AFT CABIN DOOR SCUPPER DRAINS. REPLACED AFT SILL DRAIN FLOAT VALVE.  PER AMM 38-31-06. OPERATIONAL CHECK GOOD.

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