# SDR 9JLA2012082804512

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 22, 2012
- Submitted: August 28, 2012
- Operation: Air carrier
- Aircraft: N909LA
- Make and model: Cessna 560XL
- Registry model: [Cessna 560XL](https://openairdocs.org/model/cessna-560xl) (OpenAirDocs)
- Aircraft serial: 5605021
- Aircraft time: 5,816 hours, 4,684 cycles
- Engine: Pwc PW545B
- System (JASC): [2160 · Cabin Temperature Control System](https://openairdocs.org/jasc/2160)
- Part: Control Valve
- Part number: 2724128714
- Condition: Defective
- Location: Flight Deck
- Stage of operation: CR
- How discovered: O
- Nature of condition: J
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/9JLA2012082804512

## Discrepancy

THE CREW REPORTED THAT THE FLIGHTDECK TEMP COULD NOT BE CONTROLLED IN FLIGHT.  TROUBLESHOOTING IDENTIFIED THE RT TEMP CONTROL VALVE AS DEFECTIVE, PN 27241287-14. THE DEFECTIVE VALVE WAS REMOVED AND AN OVERHAULED UNIT WAS INSTALLED.

---
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.