# SDR 05FDEA02484

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 16, 2005
- Submitted: August 18, 2005
- Operation: Air carrier
- Aircraft: [N599FE](https://openairdocs.org/aircraft/N599FE), registered now
- Make and model: Doug MD-11
- Registry model: [Doug MD-11](https://openairdocs.org/model/mcdonnell-douglas-md-11) (OpenAirDocs)
- Aircraft serial: 48598
- Aircraft time: 43,190 hours, 6,527 cycles
- System (JASC): [2150 · Cabin Cooling System](https://openairdocs.org/jasc/2150)
- Part: A/C Pack
- Condition: Odor
- Location: Nr 1
- Stage of operation: CL
- How discovered: O
- Nature of condition: B
- Precautionary procedure: A, J
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/05FDEA02484

## Discrepancy

AFTER T/O AT TOP OF CLIMB, NOTICED STRONG ACRID ODOR & SMOKE IN COCKPIT.  RETURNED TO ANC.  ISOLATED TO NR 1 PACK. PERFORMED AC PACK & DISTRIBUTION DUCT CLEANING.  ODOR REMAINS NO SMOKE NOTED.  PERFORMED NR 1 AC PACK FUNCTIONAL CHECK.   ODOR IS DISSIPATING.  UNABLE TO REPRODUCE SMOKE AS DURING INITIAL TS.  PACKS WERE OPERATED USING BOTH APU & NR 1 ENGINE PNEUMATIC SUPPLY. REPLACED NR 1 PACK ALESCER   BAG, NR 1 ENG PRV. INSPECTED PNEUMATIC DUCT FOR EVIDENCE OF OIL.  NONE FOUND. RAN NR 1 ENG PER MD-11 JRH.  COULD NOT INDUCE SMOKE COCKPIT.  AC   RELEASED FOR SERVICE PER MEL/CDL: 36-10-02-A.

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