# SDR AALA202605051658

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 4, 2026
- Submitted: May 5, 2026
- Operation: Air carrier
- Aircraft: [N997NN](https://openairdocs.org/aircraft/N997NN), registered now
- Make and model: Boeing 737823
- Aircraft serial: 33250
- Aircraft time: 27,807 hours, 12,098 cycles
- System (JASC): [5310 · Fuselage Main, Structure](https://openairdocs.org/jasc/5310)
- Part: Sill Drain
- Condition: Clogged
- Location: Zone 200
- Stage of operation: NR
- 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/AALA202605051658

## Discrepancy

AIRCRAFT WAS GROUNDED: FLIGHT ATTENDANT REPORT MILD EGG SMELL IN AFT GALLEY. ACCOMPLISHED SOF INITIAL T/S JOB CARD 08L00021001 AND JOB CARD 08L10038003 DOOR/DRAIN SOAK PROCEDURE FOUND AFT SILL DRAIN VALVE ASSEMBLY CLOGGED. REMOVED AND REPLACED AFT DOOR SILL DRAIN VALVE. PER AMM 38-31-06.

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