# SDR DL76L010069

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 14, 2001
- Submitted: January 29, 2001
- Operation: Air carrier
- Aircraft: [N193DN](https://openairdocs.org/aircraft/N193DN), registered now
- Make and model: Boeing 767332
- Aircraft serial: 28450
- Aircraft time: 16,792 hours, 2,651 cycles
- System (JASC): [3830 · Waste Disposal System](https://openairdocs.org/jasc/3830)
- Part: Module
- Condition: Failed
- Location: Aft Lav Tank
- Stage of operation: CR
- How discovered: O
- Nature of condition: O
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DL76L010069

## Discrepancy

AFTER T/O FIRST CLASS AND RT AFT LAV INOP.  AFT WASTE SHUT DOWN.  REPLACED AFT WASTE TANK LOGIC CTL MODULE, OPS NORMAL.  ALSO FOUND AFT RT-R2- LAV VLV STUCK OPEN.  ABLE TO CLOSE SAME MANUALLY, CONNECTED FLUSH SWITCH AND INOPED LAV.  NEEDS NEW TOILET.  FWD MCO AND PLACARD PER MEL 25-20-01.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.