# SDR DLM11991605

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 17, 1999
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: N807DE
- Make and model: Doug MD-11
- Registry model: [Doug MD-11](https://openairdocs.org/model/mcdonnell-douglas-md-11) (OpenAirDocs)
- Aircraft serial: 48478
- System (JASC): [3810 · Potable Water System](https://openairdocs.org/jasc/3810)
- Part: Drain Valve
- Condition: Leaking
- Location: Potable Water
- Component: AV24B3155C1
- Stage of operation: CR
- Nature of condition: K
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DLM11991605

## Discrepancy

POTABLE WATER SUPPLY DECREASE FROM FULL TO EMPTY IN 4 HOURS.  FOUND RT ELECT DRAIN VALVE LEAKING INTERNALLY.  CAPPED LINE AND VALVE.  CLEARED WATER AND ICE OUT OF AFT STAB COMP, DEFERRED REPLACEMENT OF VALVE.

---
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.