# SDR TWAA9814305

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 6, 1998
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: [N9305N](https://openairdocs.org/aircraft/N9305N), registered now
- Make and model: Doug DC-9-83
- Registry model: [Doug DC-9-83](https://openairdocs.org/model/douglas-dc-9-83) (OpenAirDocs)
- Aircraft serial: 49395
- System (JASC): [2170 · Humidity Control System](https://openairdocs.org/jasc/2170)
- Part: Coalescer Bag
- Part number: 1794609
- Condition: Dirty
- Location: Lt & Rt
- Stage of operation: CL
- Nature of condition: B
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/TWAA9814305

## Discrepancy

STRONG ODOR WITH SMOKY HAZE IN COCKPIT AND CABIN AFTER TAKEOFF.  FLT RETURNED TO SFO.  CHECKED ALL ACFT COMPARTMENTS, CHECKED APU CHECK VALVE, AND ACM OUTLETS FOR OIL.  NO SIGN OF OIL.  CHANGED BOTH WATER SEPARATORS.  ALSO ACCOMP ENG RUN AND PACK BURN OUT PROCEDURE.  CHECK-C 8-7-98 MCI.

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