# SDR UIEA2023051500460

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 14, 2023
- Submitted: May 17, 2023
- Operation: Air carrier
- Aircraft: [N498MC](https://openairdocs.org/aircraft/N498MC), registered now
- Make and model: Boeing 747-47UF
- Registry model: [Boeing 747-47UF](https://openairdocs.org/model/boeing-747-47uf) (OpenAirDocs)
- Aircraft serial: 29259
- Aircraft time: 97,057 hours, 15,517 cycles
- System (JASC): [2100 · Air Conditioning System](https://openairdocs.org/jasc/2100)
- Part: Valve
- Part number: 322684007
- Part serial: 59191
- Condition: Unknown
- Location: Unknown
- Stage of operation: TO
- How discovered: O
- Nature of condition: J, O
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/UIEA2023051500460

## Discrepancy

E/E COOLING EXHAUST FAN FAIL & NO FLT DECK COOLING AND ZONE TEMP STATUS MESSAGE(<P>REMOVED AND REPLACED EE COOLING FAN IAW AMM21-58-01 AND FWD TRIM AIR SHUTOFF VALVE.</P>)

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