# SDR DXTA2011020404450

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 3, 2011
- Submitted: February 4, 2011
- Operation: Air carrier
- Aircraft: [N669QS](https://openairdocs.org/aircraft/N669QS), registered now
- Make and model: Cessna 560XL
- Registry model: [Cessna 560XL](https://openairdocs.org/model/cessna-560xl) (OpenAirDocs)
- Aircraft serial: 5605658
- Aircraft time: 3,431 hours, 2,691 cycles
- System (JASC): [3800 · Water and Waste System](https://openairdocs.org/jasc/3800)
- Part: Fillercap
- Condition: Loose
- Location: Lavatory
- Stage of operation: CL
- How discovered: O
- Nature of condition: E
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DXTA2011020404450

## Discrepancy

THUMPING NOISE COMING FROM LAV IN FLIGHT. ON POST FLT FOUND FILLER CAP LOOSE.  FOUND LAV FLUID SERVICING PORT CAP NOT LOCKING INTO SECURE POSITION.  LUBED FILTER CAP BEARINGS AND RESECURED CAP IAW MM 38-30-02. OPS CHECKED GOOD.

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