# SDR DXTA200803034

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 30, 2008
- Submitted: May 1, 2008
- Operation: Air carrier
- Aircraft: [N889QS](https://openairdocs.org/aircraft/N889QS), registered now
- Make and model: Raythn HAWKER900XP
- Aircraft serial: HA0021
- Aircraft time: 256 hours, 174 cycles
- Engine: Garrtt TFE731*
- System (JASC): [2170 · Humidity Control System](https://openairdocs.org/jasc/2170)
- Part: Coalescer Bag
- Condition: Odor
- Location: Cabin
- Stage of operation: CL
- How discovered: O
- Nature of condition: B
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DXTA200803034

## Discrepancy

DIRTY SOCK ODOR COMING FROM AIRSOURCE WEMACS IN FLIGHT, IN FLIGHT DECK AFTER APU WAS TURNED ON. INSTALLED NEW SOCK - LOWERED LEFT AND RIGHT ENGINE OIL LEVELS. GROUND RUN APU & ENGINES NO ODOR NOTED WITH APU/ ENGINE BLEED AIR ON GROUND. REF MM 21-10-45

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