# SDR P5CA0401171

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 16, 2004
- Submitted: August 20, 2004
- Operation: Air carrier
- Aircraft: [N450PA](https://openairdocs.org/aircraft/N450PA), registered now
- Make and model: Boeing 747-46NF
- Registry model: [Boeing 747-46NF](https://openairdocs.org/model/boeing-747-46nf) (OpenAirDocs)
- Aircraft serial: 30808
- Aircraft time: 15,465 hours, 2,763 cycles
- Engine: Ge CF680C2*
- System (JASC): [2120 · Air Distribution System](https://openairdocs.org/jasc/2120)
- Part: Smoke
- Condition: Detected
- Location: Cockpit
- Stage of operation: IN
- How discovered: V
- Nature of condition: B
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/P5CA0401171

## Discrepancy

THIRTY MINUTES PRIOR TO DEPARTURE, SMELLED SMOKE IN COCKPIT.  NO MESSAGE DISPLAYED.  INSPECTED LT MEC & REMOVED PANELS 516, 614, 414.  NIL EVIDENCE OF ANY BURNING OR SMOKE FOUND, NO C/BS POPPED.

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