# SDR FDEA202212303044

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 30, 2022
- Submitted: January 3, 2023
- Operation: Air carrier
- Aircraft: [N840FD](https://openairdocs.org/aircraft/N840FD), registered now
- Make and model: Boeing 777F
- Registry model: [Boeing 777F](https://openairdocs.org/model/boeing-777f) (OpenAirDocs)
- Aircraft serial: 39682
- Aircraft time: 44,958 hours, 8,087 cycles
- System (JASC): [2121 · Air Distribution Fan](https://openairdocs.org/jasc/2121)
- Part: Cooling Fan
- Part number: 4100941E
- Part serial: 5573A
- Condition: Failed
- Location: Equipment
- Part time: 44,958 hours, 8,087 cycles
- 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/FDEA202212303044

## Discrepancy

AIRCRAFT SMELLS OF ELECTRICAL SMOKE.    DURING TROUBLESHOOTING IT WAS NOTICED THAT WHEN  THE L EQUIPMENT COOLING FAN WAS ISOLATED THERE WAS  AN IMPROVEMENT OF THE ODOR. FOR PRECAUTION THE L  EQUIPMENT COOLING FAN IS RELEASED MEL AND  DEACTIVATED.     REMOVED AND REPLACED LEFT EQUIPMENT COOLING FAN REF  MM 21-27-03-4-0. OPS CHECK GOOD ACFT OK FOR  SERVICE

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