# SDR WRLA2005002

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 4, 2005
- Submitted: January 4, 2005
- Operation: Air carrier
- Aircraft: [N271](https://openairdocs.org/aircraft/N271), registered now
- Make and model: Doug MD-11
- Registry model: [Doug MD-11](https://openairdocs.org/model/mcdonnell-douglas-md-11) (OpenAirDocs)
- Aircraft serial: 48518
- Engine: Pwa PW4462
- System (JASC): [2150 · Cabin Cooling System](https://openairdocs.org/jasc/2150)
- Part: A/C Pack
- Condition: Smoke
- Location: Nr 1
- Stage of operation: TX
- How discovered: O
- Nature of condition: B
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/WRLA2005002

## Discrepancy

DURING START OF TAXI, SMOKE FROM AIR CONDITIONING DUCT IN COCKPIT.  NR 1 AIR CONDITIONING PACK WAS SELECTED OFF.  NO FURTHER CREW ACTION TAKEN.  AIRCRAFT RETURNED TO BLOCKS.  ENTERED IN DMI M21JA0405-13 PER MEL 21-51-1, NR 1 PACK INOP.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.