# SDR DALA2025021901228

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 14, 2025
- Submitted: February 19, 2025
- Operation: Air carrier
- Aircraft: [N325DU](https://openairdocs.org/aircraft/N325DU), registered now
- Make and model: Airbus BD-500-1A11
- Registry model: [Airbus BD-500-1A11](https://openairdocs.org/model/airbus-canada-lp-bd-500-1a11) (OpenAirDocs)
- Aircraft serial: 55272
- Aircraft time: 2,773 hours, 1,211 cycles
- System (JASC): [3830 · Waste Disposal System](https://openairdocs.org/jasc/3830)
- Part: Valve
- Condition: Frozen
- Location: Waste
- 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/DALA2025021901228

## Discrepancy

SHIP 8325 - DIV - TO MSP DUE TO ALL LAVATORIES INOP AND WASTE TANK INDICATING FULL. CORRECTIVE ACTION: FOUND WASTE BALL VALVE FROZEN, THAWED VALVE, REMOVED DEBRIS, AND CLEANED WASTE LEVEL SENSORS. PERFORMED OPERATIONAL CHECK OF VALVE AND LINE HEATERS. (LP# 4451289)

---
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.