# SDR UIEA2017081401477

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 13, 2017
- Submitted: August 14, 2017
- Operation: Air carrier
- Aircraft: [N499MC](https://openairdocs.org/aircraft/N499MC), registered now
- Make and model: Boeing 747-47UF
- Registry model: [Boeing 747-47UF](https://openairdocs.org/model/boeing-747-47uf) (OpenAirDocs)
- Aircraft serial: 29260
- Aircraft time: 72,319 hours, 12,237 cycles
- System (JASC): [2121 · Air Distribution Fan](https://openairdocs.org/jasc/2121)
- Part: Fan
- Part number: 4100149
- Part serial: 4100149
- Condition: Failed
- Location: E/E Bay
- Stage of operation: TX
- How discovered: O
- Nature of condition: B
- Precautionary procedure: D
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/UIEA2017081401477

## Discrepancy

THE CAPTAIN REPORTED AN ELECTRICAL ODOR IN THE FLIGHT DECK AREA.  THE FORWARD ELECTRONIC-ELECTRICAL EQUIPMENT COMPARTMENT COOLING SUPPLY FAN FAILED.

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