# SDR DXTA2009081703761

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 14, 2009
- Submitted: August 17, 2009
- Operation: Air carrier
- Aircraft: [N953QS](https://openairdocs.org/aircraft/N953QS), registered now
- Make and model: Cessna 750
- Registry model: [Cessna 750](https://openairdocs.org/model/cessna-750) (OpenAirDocs)
- Aircraft serial: 7500153
- Aircraft time: 8,500 hours, 5,142 cycles
- System (JASC): [2150 · Cabin Cooling System](https://openairdocs.org/jasc/2150)
- Part: A/C Pack
- Condition: Smoke
- Location: Left
- Stage of operation: DE
- How discovered: O
- Nature of condition: M, B
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DXTA2009081703761

## Discrepancy

REDUCED PWR FOR DESCENT WHEN L PAC WENT TO HIGH.  GOT A SMOKEY ODOR IN COCKPIT.  SAW L PAC TEMP INCREASE.  TURNED L PAC OFF AND ODOR DISSAPATED. NO ODOR IN REAR OF CABIN.  INSTALLED OVERHAULED LT ACM AND REPLACED LT COALESCER SOCK. OPS CHECKED AND LEAK CHECKED IAW MM REF 21-51-00.  NO DEFECTS NOTED.

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