# SDR UIEA2023062800661

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 29, 2023
- Submitted: June 30, 2023
- Operation: Air carrier
- Aircraft: [N492MC](https://openairdocs.org/aircraft/N492MC), registered now
- Make and model: Boeing 747-47UF
- Registry model: [Boeing 747-47UF](https://openairdocs.org/model/boeing-747-47uf) (OpenAirDocs)
- Aircraft serial: 29253
- Aircraft time: 102,528 hours, 17,645 cycles
- System (JASC): [2121 · Air Distribution Fan](https://openairdocs.org/jasc/2121)
- Part: Fan
- Part number: 4100149C
- Part serial: 2141A
- Condition: Unknown
- Location: Unknown
- Stage of operation: CR
- How discovered: O
- Nature of condition: B, J
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/UIEA2023062800661

## Discrepancy

E& E COOLING STATUS MESSAGE(<P>REPLACED FWD EQUIPMET COOLING FAN IAW 21-58-01, OPS CHK IAW AMM 21-58-00. NO DEFECTS NOTED AT THIS TIME. AIPC 21-58-01-01 REV 83 11APR23</P> / <P> </P> / <P> </P>)

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