# SDR UPS05545414

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 14, 2005
- Submitted: September 14, 2005
- Operation: Air carrier
- Aircraft: [N466UP](https://openairdocs.org/aircraft/N466UP), registered now
- Make and model: Boeing 757-24APF
- Registry model: [Boeing 757-24APF](https://openairdocs.org/model/boeing-757-24apf) (OpenAirDocs)
- Aircraft serial: 25482
- System (JASC): [2121 · Air Distribution Fan](https://openairdocs.org/jasc/2121)
- Part: Fan
- Condition: Failed
- Location: Cockpit
- Stage of operation: NR
- 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/UPS05545414

## Discrepancy

DIVERTED DUE TO SMOKE IN THE COCKPIT.  SMELL DISSIPATED SLIGHTLY. SMELL MOS NOTICABLE ON 1ST OFFICERS SIDE AND LATER ALONG UPPER CIRCUIT BREAKER PANEL.   FOUND NR 1 FLIGHT DECK EQUIPMENT COOLING FAN TO BE SOURCE OF SMELL. R/R IAW MM 21-58-23-4 SYSTEM OPS CK NORMAL

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