# SDR KY7A20190210001

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 10, 2019
- Submitted: March 4, 2019
- Operation: Air carrier
- Aircraft: [N394DC](https://openairdocs.org/aircraft/N394DC), registered now
- Make and model: Dorner DO328300
- Aircraft serial: 3174
- Aircraft time: 14,980 hours, 14,929 cycles
- System (JASC): [2150 · Cabin Cooling System](https://openairdocs.org/jasc/2150)
- Part: Cooling Turbine
- Part number: 1762D000001
- Part serial: 92137513
- Condition: Malfunctioned
- Location: Ac Bay
- Stage of operation: CL
- How discovered: O
- Nature of condition: B, J
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/KY7A20190210001

## Discrepancy

PILOT REPORTED LAV SMOKE CAS MESSAGE ILLUMINATED AFTER TAKE OFF. MESSAGE EXTINGUISHED WHEN CREW DESELECTED LEFT PACK. MX REPLACED LEFT COLD AIR UNIT.

---
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.