# SDR VNAA0603009

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 22, 2006
- Submitted: March 31, 2006
- Operation: Air carrier
- Aircraft: [N207PS](https://openairdocs.org/aircraft/N207PS), registered now
- Make and model: Cndair CL6002B19
- Aircraft serial: 7873
- Aircraft time: 5,225 hours, 5,183 cycles
- Engine: Ge CF343B1
- System (JASC): [2150 · Cabin Cooling System](https://openairdocs.org/jasc/2150)
- Part: Filter
- Part number: 31797461
- Condition: Contaminated
- Location: Lt A/C Pack
- Stage of operation: CL
- How discovered: O
- Nature of condition: J
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/VNAA0603009

## Discrepancy

DURING CLIMB WITH THE RT PACK DEFERRED, THE -L PACK HI PRESS- CAUTION MESSAGE ILLUMINATED.  THE CREW DECLARED AN EMERGENCY, RETURNED TO CLT, AND LANDED WITHOUT INCIDENT.  MAINTENANCE REMOVED AND REPLACED THE LT PRESSURE REGULATING SHUTOFF VALVE FILTER.  THE SYSTEM OPERATIONALLY CHECKED GOOD.  THE AIRCRAFT WAS RELEASED FOR SERVICE.

---
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.