# SDR DXTA200803121

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 14, 2008
- Submitted: July 25, 2008
- Operation: Air carrier
- Aircraft: [N913QS](https://openairdocs.org/aircraft/N913QS), registered now
- Make and model: Cessna 750
- Registry model: [Cessna 750](https://openairdocs.org/model/cessna-750) (OpenAirDocs)
- Aircraft serial: 7500113
- System (JASC): [2150 · Cabin Cooling System](https://openairdocs.org/jasc/2150)
- Part: A/C Pack
- Condition: Odor
- Stage of operation: NR
- How discovered: 9
- Nature of condition: B
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DXTA200803121

## Discrepancy

AT FL390  DETECTED SMOKE AND PERFORMED AND EMERGENCY DECENT AND DIVERTED TO OMA. NO VISIBLE SMOKE UNTIL PACKS OFF.  A HAZE DEVELOPED.  REPLACED AFT ACM TURBINE REMOVED & REPLACED BOTH LT & RT COALESCER SOCKS & O-RINGS. F/T'D ACMM BY OPERATING APU , AT THIS TIME NO DEFECTS NOTED. IAW MM 21-51-00.

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