# SDR CALA2025090208339

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 29, 2025
- Submitted: September 2, 2025
- Operation: Air carrier
- Aircraft: [N12020](https://openairdocs.org/aircraft/N12020), registered now
- Make and model: Boeing 787-10
- Registry model: [Boeing 787-10](https://openairdocs.org/model/boeing-787-10) (OpenAirDocs)
- Aircraft serial: 66989
- Aircraft time: 12,670 hours, 1,572 cycles
- System (JASC): [3830 · Waste Disposal System](https://openairdocs.org/jasc/3830)
- Part: Toilet
- Condition: Odor
- Location: Zone 900
- 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/CALA2025090208339

## Discrepancy

LAV 4L HAS STRONG URIC ACID SMELL.,  FLUSHED LAV 4L WITH VINGER 2 TIMES, OBSERVED OPERATION. NO MORE FOUL IN LAV IAW 787 AMM 38-00

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