# SDR KCSA2022073116

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 31, 2022
- Submitted: August 1, 2022
- Operation: Air carrier
- Aircraft: [N713CK](https://openairdocs.org/aircraft/N713CK), registered now
- Make and model: Boeing 747-4B5F
- Registry model: [Boeing 747-4B5F](https://openairdocs.org/model/boeing-747-4b5f) (OpenAirDocs)
- Aircraft serial: 32808
- Aircraft time: 74,376 hours, 13,264 cycles
- System (JASC): [2150 · Cabin Cooling System](https://openairdocs.org/jasc/2150)
- Part: Fan
- Condition: Failed
- Stage of operation: DE
- 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/KCSA2022073116

## Discrepancy

CREW ADVISED OF BURNT ELECTRICAL SMELL IN COCKPIT ON DESCENT. ACCOMPISHED CONDITIONAL INSPECTION 05-51-56 PER SMOKE OR FUMES IN CABIN. ACCOMPLISHED FIM 21-00 TASK 810. FOUND EQUIPMENT COOLING SUPPLY FAN FAIL REFERENCE DMI 100082568.

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